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eric sciple 2020-01-24 12:22:34 -05:00
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29
node_modules/uglify-js/LICENSE generated vendored
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UglifyJS is released under the BSD license:
Copyright 2012-2019 (c) Mihai Bazon <mihai.bazon@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the following
disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials
provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY
EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.

1138
node_modules/uglify-js/README.md generated vendored
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node_modules/uglify-js/bin/uglifyjs generated vendored
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#! /usr/bin/env node
// -*- js -*-
"use strict";
require("../tools/exit");
var fs = require("fs");
var info = require("../package.json");
var path = require("path");
var program = require("commander");
var UglifyJS = require("../tools/node");
var skip_keys = [ "cname", "inlined", "parent_scope", "scope", "uses_eval", "uses_with" ];
var files = {};
var options = {
compress: false,
mangle: false
};
program.version(info.name + " " + info.version);
program.parseArgv = program.parse;
program.parse = undefined;
if (process.argv.indexOf("ast") >= 0) program.helpInformation = UglifyJS.describe_ast;
else if (process.argv.indexOf("options") >= 0) program.helpInformation = function() {
var text = [];
var options = UglifyJS.default_options();
for (var option in options) {
text.push("--" + (option == "output" ? "beautify" : option == "sourceMap" ? "source-map" : option) + " options:");
text.push(format_object(options[option]));
text.push("");
}
return text.join("\n");
};
program.option("-p, --parse <options>", "Specify parser options.", parse_js());
program.option("-c, --compress [options]", "Enable compressor/specify compressor options.", parse_js());
program.option("-m, --mangle [options]", "Mangle names/specify mangler options.", parse_js());
program.option("--mangle-props [options]", "Mangle properties/specify mangler options.", parse_js());
program.option("-b, --beautify [options]", "Beautify output/specify output options.", parse_js());
program.option("-o, --output <file>", "Output file (default STDOUT).");
program.option("--comments [filter]", "Preserve copyright comments in the output.");
program.option("--config-file <file>", "Read minify() options from JSON file.");
program.option("-d, --define <expr>[=value]", "Global definitions.", parse_js("define"));
program.option("-e, --enclose [arg[,...][:value[,...]]]", "Embed everything in a big function, with configurable argument(s) & value(s).");
program.option("--ie8", "Support non-standard Internet Explorer 8.");
program.option("--keep-fnames", "Do not mangle/drop function names. Useful for code relying on Function.prototype.name.");
program.option("--name-cache <file>", "File to hold mangled name mappings.");
program.option("--rename", "Force symbol expansion.");
program.option("--no-rename", "Disable symbol expansion.");
program.option("--self", "Build UglifyJS as a library (implies --wrap UglifyJS)");
program.option("--source-map [options]", "Enable source map/specify source map options.", parse_js());
program.option("--timings", "Display operations run time on STDERR.");
program.option("--toplevel", "Compress and/or mangle variables in toplevel scope.");
program.option("--verbose", "Print diagnostic messages.");
program.option("--warn", "Print warning messages.");
program.option("--wrap <name>", "Embed everything as a function with “exports” corresponding to “name” globally.");
program.arguments("[files...]").parseArgv(process.argv);
if (program.configFile) {
options = JSON.parse(read_file(program.configFile));
if (options.mangle && options.mangle.properties && options.mangle.properties.regex) {
options.mangle.properties.regex = UglifyJS.parse(options.mangle.properties.regex, {
expression: true
}).getValue();
}
}
if (!program.output && program.sourceMap && program.sourceMap.url != "inline") {
fatal("cannot write source map to STDOUT");
}
[
"compress",
"enclose",
"ie8",
"mangle",
"sourceMap",
"toplevel",
"wrap"
].forEach(function(name) {
if (name in program) {
options[name] = program[name];
}
});
if (program.verbose) {
options.warnings = "verbose";
} else if (program.warn) {
options.warnings = true;
}
if (options.warnings) {
UglifyJS.AST_Node.log_function(print_error, options.warnings == "verbose");
delete options.warnings;
}
if (program.beautify) {
options.output = typeof program.beautify == "object" ? program.beautify : {};
if (!("beautify" in options.output)) {
options.output.beautify = true;
}
}
if (program.comments) {
if (typeof options.output != "object") options.output = {};
options.output.comments = typeof program.comments == "string" ? program.comments : "some";
}
if (program.define) {
if (typeof options.compress != "object") options.compress = {};
if (typeof options.compress.global_defs != "object") options.compress.global_defs = {};
for (var expr in program.define) {
options.compress.global_defs[expr] = program.define[expr];
}
}
if (program.keepFnames) {
options.keep_fnames = true;
}
if (program.mangleProps) {
if (program.mangleProps.domprops) {
delete program.mangleProps.domprops;
} else {
if (typeof program.mangleProps != "object") program.mangleProps = {};
if (!Array.isArray(program.mangleProps.reserved)) program.mangleProps.reserved = [];
require("../tools/domprops").forEach(function(name) {
UglifyJS.push_uniq(program.mangleProps.reserved, name);
});
}
if (typeof options.mangle != "object") options.mangle = {};
options.mangle.properties = program.mangleProps;
}
if (program.nameCache) {
options.nameCache = JSON.parse(read_file(program.nameCache, "{}"));
}
if (program.output == "ast") {
options.output = {
ast: true,
code: false
};
}
if (program.parse) {
if (!program.parse.acorn && !program.parse.spidermonkey) {
options.parse = program.parse;
} else if (program.sourceMap && program.sourceMap.content == "inline") {
fatal("inline source map only works with built-in parser");
}
}
if (~program.rawArgs.indexOf("--rename")) {
options.rename = true;
} else if (!program.rename) {
options.rename = false;
}
var convert_path = function(name) {
return name;
};
if (typeof program.sourceMap == "object" && "base" in program.sourceMap) {
convert_path = function() {
var base = program.sourceMap.base;
delete options.sourceMap.base;
return function(name) {
return path.relative(base, name);
};
}();
}
if (program.self) {
if (program.args.length) UglifyJS.AST_Node.warn("Ignoring input files since --self was passed");
if (!options.wrap) options.wrap = "UglifyJS";
simple_glob(UglifyJS.FILES).forEach(function(name) {
files[convert_path(name)] = read_file(name);
});
run();
} else if (program.args.length) {
simple_glob(program.args).forEach(function(name) {
files[convert_path(name)] = read_file(name);
});
run();
} else {
var chunks = [];
process.stdin.setEncoding("utf8");
process.stdin.on("data", function(chunk) {
chunks.push(chunk);
}).on("end", function() {
files = [ chunks.join("") ];
run();
});
process.stdin.resume();
}
function convert_ast(fn) {
return UglifyJS.AST_Node.from_mozilla_ast(Object.keys(files).reduce(fn, null));
}
function run() {
var content = program.sourceMap && program.sourceMap.content;
if (content && content != "inline") {
UglifyJS.AST_Node.info("Using input source map: " + content);
options.sourceMap.content = read_file(content, content);
}
if (program.timings) options.timings = true;
try {
if (program.parse) {
if (program.parse.acorn) {
files = convert_ast(function(toplevel, name) {
return require("acorn").parse(files[name], {
locations: true,
program: toplevel,
sourceFile: name
});
});
} else if (program.parse.spidermonkey) {
files = convert_ast(function(toplevel, name) {
var obj = JSON.parse(files[name]);
if (!toplevel) return obj;
toplevel.body = toplevel.body.concat(obj.body);
return toplevel;
});
}
}
} catch (ex) {
fatal(ex);
}
var result = UglifyJS.minify(files, options);
if (result.error) {
var ex = result.error;
if (ex.name == "SyntaxError") {
print_error("Parse error at " + ex.filename + ":" + ex.line + "," + ex.col);
var file = files[ex.filename];
if (file) {
var col = ex.col;
var lines = file.split(/\r?\n/);
var line = lines[ex.line - 1];
if (!line && !col) {
line = lines[ex.line - 2];
col = line.length;
}
if (line) {
var limit = 70;
if (col > limit) {
line = line.slice(col - limit);
col = limit;
}
print_error(line.slice(0, 80));
print_error(line.slice(0, col).replace(/\S/g, " ") + "^");
}
}
} else if (ex.defs) {
print_error("Supported options:");
print_error(format_object(ex.defs));
}
fatal(ex);
} else if (program.output == "ast") {
if (!options.compress && !options.mangle) {
result.ast.figure_out_scope({});
}
print(JSON.stringify(result.ast, function(key, value) {
if (value) switch (key) {
case "thedef":
return symdef(value);
case "enclosed":
return value.length ? value.map(symdef) : undefined;
case "variables":
case "functions":
case "globals":
return value.size() ? value.map(symdef) : undefined;
}
if (skip_key(key)) return;
if (value instanceof UglifyJS.AST_Token) return;
if (value instanceof UglifyJS.Dictionary) return;
if (value instanceof UglifyJS.AST_Node) {
var result = {
_class: "AST_" + value.TYPE
};
value.CTOR.PROPS.forEach(function(prop) {
result[prop] = value[prop];
});
return result;
}
return value;
}, 2));
} else if (program.output == "spidermonkey") {
print(JSON.stringify(UglifyJS.minify(result.code, {
compress: false,
mangle: false,
output: {
ast: true,
code: false
}
}).ast.to_mozilla_ast(), null, 2));
} else if (program.output) {
fs.writeFileSync(program.output, result.code);
if (result.map) {
fs.writeFileSync(program.output + ".map", result.map);
}
} else {
print(result.code);
}
if (program.nameCache) {
fs.writeFileSync(program.nameCache, JSON.stringify(options.nameCache));
}
if (result.timings) for (var phase in result.timings) {
print_error("- " + phase + ": " + result.timings[phase].toFixed(3) + "s");
}
}
function fatal(message) {
if (message instanceof Error) {
message = message.stack.replace(/^\S*?Error:/, "ERROR:")
} else {
message = "ERROR: " + message;
}
print_error(message);
process.exit(1);
}
// A file glob function that only supports "*" and "?" wildcards in the basename.
// Example: "foo/bar/*baz??.*.js"
// Argument `glob` may be a string or an array of strings.
// Returns an array of strings. Garbage in, garbage out.
function simple_glob(glob) {
if (Array.isArray(glob)) {
return [].concat.apply([], glob.map(simple_glob));
}
if (glob.match(/\*|\?/)) {
var dir = path.dirname(glob);
try {
var entries = fs.readdirSync(dir);
} catch (ex) {}
if (entries) {
var pattern = "^" + path.basename(glob)
.replace(/[.+^$[\]\\(){}]/g, "\\$&")
.replace(/\*/g, "[^/\\\\]*")
.replace(/\?/g, "[^/\\\\]") + "$";
var mod = process.platform === "win32" ? "i" : "";
var rx = new RegExp(pattern, mod);
var results = entries.filter(function(name) {
return rx.test(name);
}).map(function(name) {
return path.join(dir, name);
});
if (results.length) return results;
}
}
return [ glob ];
}
function read_file(path, default_value) {
try {
return fs.readFileSync(path, "utf8");
} catch (ex) {
if (ex.code == "ENOENT" && default_value != null) return default_value;
fatal(ex);
}
}
function parse_js(flag) {
return function(value, options) {
options = options || {};
try {
UglifyJS.parse(value, {
expression: true
}).walk(new UglifyJS.TreeWalker(function(node) {
if (node instanceof UglifyJS.AST_Assign) {
var name = node.left.print_to_string();
var value = node.right;
if (flag) {
options[name] = value;
} else if (value instanceof UglifyJS.AST_Array) {
options[name] = value.elements.map(to_string);
} else {
options[name] = to_string(value);
}
return true;
}
if (node instanceof UglifyJS.AST_Symbol || node instanceof UglifyJS.AST_PropAccess) {
var name = node.print_to_string();
options[name] = true;
return true;
}
if (!(node instanceof UglifyJS.AST_Sequence)) throw node;
function to_string(value) {
return value instanceof UglifyJS.AST_Constant ? value.getValue() : value.print_to_string({
quote_keys: true
});
}
}));
} catch (ex) {
if (flag) {
fatal("cannot parse arguments for '" + flag + "': " + value);
} else {
options[value] = null;
}
}
return options;
}
}
function skip_key(key) {
return skip_keys.indexOf(key) >= 0;
}
function symdef(def) {
var ret = (1e6 + def.id) + " " + def.name;
if (def.mangled_name) ret += " " + def.mangled_name;
return ret;
}
function format_object(obj) {
var lines = [];
var padding = "";
Object.keys(obj).map(function(name) {
if (padding.length < name.length) padding = Array(name.length + 1).join(" ");
return [ name, JSON.stringify(obj[name]) ];
}).forEach(function(tokens) {
lines.push(" " + tokens[0] + padding.slice(tokens[0].length - 2) + tokens[1]);
});
return lines.join("\n");
}
function print_error(msg) {
process.stderr.write(msg);
process.stderr.write("\n");
}
function print(txt) {
process.stdout.write(txt);
process.stdout.write("\n");
}

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node_modules/uglify-js/lib/ast.js generated vendored
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/***********************************************************************
A JavaScript tokenizer / parser / beautifier / compressor.
https://github.com/mishoo/UglifyJS2
-------------------------------- (C) ---------------------------------
Author: Mihai Bazon
<mihai.bazon@gmail.com>
http://mihai.bazon.net/blog
Distributed under the BSD license:
Copyright 2012 (c) Mihai Bazon <mihai.bazon@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the following
disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials
provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY
EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.
***********************************************************************/
"use strict";
function DEFNODE(type, props, methods, base) {
if (typeof base === "undefined") base = AST_Node;
props = props ? props.split(/\s+/) : [];
var self_props = props;
if (base && base.PROPS) props = props.concat(base.PROPS);
var code = [
"return function AST_", type, "(props){",
"if(props){",
];
props.forEach(function(prop) {
code.push("this.", prop, "=props.", prop, ";");
});
var proto = base && new base;
if (proto && proto.initialize || methods && methods.initialize) code.push("this.initialize();");
code.push("}}");
var ctor = new Function(code.join(""))();
if (proto) {
ctor.prototype = proto;
ctor.BASE = base;
}
if (base) base.SUBCLASSES.push(ctor);
ctor.prototype.CTOR = ctor;
ctor.PROPS = props || null;
ctor.SELF_PROPS = self_props;
ctor.SUBCLASSES = [];
if (type) {
ctor.prototype.TYPE = ctor.TYPE = type;
}
if (methods) for (var name in methods) if (HOP(methods, name)) {
if (/^\$/.test(name)) {
ctor[name.substr(1)] = methods[name];
} else {
ctor.prototype[name] = methods[name];
}
}
ctor.DEFMETHOD = function(name, method) {
this.prototype[name] = method;
};
if (typeof exports !== "undefined") {
exports["AST_" + type] = ctor;
}
return ctor;
}
var AST_Token = DEFNODE("Token", "type value line col pos endline endcol endpos nlb comments_before comments_after file raw", {
}, null);
var AST_Node = DEFNODE("Node", "start end", {
_clone: function(deep) {
if (deep) {
var self = this.clone();
return self.transform(new TreeTransformer(function(node) {
if (node !== self) {
return node.clone(true);
}
}));
}
return new this.CTOR(this);
},
clone: function(deep) {
return this._clone(deep);
},
$documentation: "Base class of all AST nodes",
$propdoc: {
start: "[AST_Token] The first token of this node",
end: "[AST_Token] The last token of this node"
},
_walk: function(visitor) {
return visitor._visit(this);
},
walk: function(visitor) {
return this._walk(visitor); // not sure the indirection will be any help
}
}, null);
(AST_Node.log_function = function(fn, verbose) {
var printed = Object.create(null);
if (fn) {
AST_Node.info = verbose ? function(text, props) {
log("INFO: " + string_template(text, props));
} : noop;
AST_Node.warn = function(text, props) {
log("WARN: " + string_template(text, props));
};
} else {
AST_Node.info = AST_Node.warn = noop;
}
function log(msg) {
if (printed[msg]) return;
printed[msg] = true;
fn(msg);
}
})();
/* -----[ statements ]----- */
var AST_Statement = DEFNODE("Statement", null, {
$documentation: "Base class of all statements",
});
var AST_Debugger = DEFNODE("Debugger", null, {
$documentation: "Represents a debugger statement",
}, AST_Statement);
var AST_Directive = DEFNODE("Directive", "value quote", {
$documentation: "Represents a directive, like \"use strict\";",
$propdoc: {
value: "[string] The value of this directive as a plain string (it's not an AST_String!)",
quote: "[string] the original quote character"
},
}, AST_Statement);
var AST_SimpleStatement = DEFNODE("SimpleStatement", "body", {
$documentation: "A statement consisting of an expression, i.e. a = 1 + 2",
$propdoc: {
body: "[AST_Node] an expression node (should not be instanceof AST_Statement)"
},
_walk: function(visitor) {
return visitor._visit(this, function() {
this.body._walk(visitor);
});
}
}, AST_Statement);
function walk_body(node, visitor) {
var body = node.body;
if (body instanceof AST_Statement) {
body._walk(visitor);
} else body.forEach(function(node) {
node._walk(visitor);
});
}
var AST_Block = DEFNODE("Block", "body", {
$documentation: "A body of statements (usually braced)",
$propdoc: {
body: "[AST_Statement*] an array of statements"
},
_walk: function(visitor) {
return visitor._visit(this, function() {
walk_body(this, visitor);
});
}
}, AST_Statement);
var AST_BlockStatement = DEFNODE("BlockStatement", null, {
$documentation: "A block statement",
}, AST_Block);
var AST_EmptyStatement = DEFNODE("EmptyStatement", null, {
$documentation: "The empty statement (empty block or simply a semicolon)"
}, AST_Statement);
var AST_StatementWithBody = DEFNODE("StatementWithBody", "body", {
$documentation: "Base class for all statements that contain one nested body: `For`, `ForIn`, `Do`, `While`, `With`",
$propdoc: {
body: "[AST_Statement] the body; this should always be present, even if it's an AST_EmptyStatement"
}
}, AST_Statement);
var AST_LabeledStatement = DEFNODE("LabeledStatement", "label", {
$documentation: "Statement with a label",
$propdoc: {
label: "[AST_Label] a label definition"
},
_walk: function(visitor) {
return visitor._visit(this, function() {
this.label._walk(visitor);
this.body._walk(visitor);
});
},
clone: function(deep) {
var node = this._clone(deep);
if (deep) {
var label = node.label;
var def = this.label;
node.walk(new TreeWalker(function(node) {
if (node instanceof AST_LoopControl && node.label && node.label.thedef === def) {
node.label.thedef = label;
label.references.push(node);
}
}));
}
return node;
}
}, AST_StatementWithBody);
var AST_IterationStatement = DEFNODE("IterationStatement", null, {
$documentation: "Internal class. All loops inherit from it."
}, AST_StatementWithBody);
var AST_DWLoop = DEFNODE("DWLoop", "condition", {
$documentation: "Base class for do/while statements",
$propdoc: {
condition: "[AST_Node] the loop condition. Should not be instanceof AST_Statement"
}
}, AST_IterationStatement);
var AST_Do = DEFNODE("Do", null, {
$documentation: "A `do` statement",
_walk: function(visitor) {
return visitor._visit(this, function() {
this.body._walk(visitor);
this.condition._walk(visitor);
});
}
}, AST_DWLoop);
var AST_While = DEFNODE("While", null, {
$documentation: "A `while` statement",
_walk: function(visitor) {
return visitor._visit(this, function() {
this.condition._walk(visitor);
this.body._walk(visitor);
});
}
}, AST_DWLoop);
var AST_For = DEFNODE("For", "init condition step", {
$documentation: "A `for` statement",
$propdoc: {
init: "[AST_Node?] the `for` initialization code, or null if empty",
condition: "[AST_Node?] the `for` termination clause, or null if empty",
step: "[AST_Node?] the `for` update clause, or null if empty"
},
_walk: function(visitor) {
return visitor._visit(this, function() {
if (this.init) this.init._walk(visitor);
if (this.condition) this.condition._walk(visitor);
if (this.step) this.step._walk(visitor);
this.body._walk(visitor);
});
}
}, AST_IterationStatement);
var AST_ForIn = DEFNODE("ForIn", "init object", {
$documentation: "A `for ... in` statement",
$propdoc: {
init: "[AST_Node] the `for/in` initialization code",
object: "[AST_Node] the object that we're looping through"
},
_walk: function(visitor) {
return visitor._visit(this, function() {
this.init._walk(visitor);
this.object._walk(visitor);
this.body._walk(visitor);
});
}
}, AST_IterationStatement);
var AST_With = DEFNODE("With", "expression", {
$documentation: "A `with` statement",
$propdoc: {
expression: "[AST_Node] the `with` expression"
},
_walk: function(visitor) {
return visitor._visit(this, function() {
this.expression._walk(visitor);
this.body._walk(visitor);
});
}
}, AST_StatementWithBody);
/* -----[ scope and functions ]----- */
var AST_Scope = DEFNODE("Scope", "variables functions uses_with uses_eval parent_scope enclosed cname", {
$documentation: "Base class for all statements introducing a lexical scope",
$propdoc: {
variables: "[Object/S] a map of name -> SymbolDef for all variables/functions defined in this scope",
functions: "[Object/S] like `variables`, but only lists function declarations",
uses_with: "[boolean/S] tells whether this scope uses the `with` statement",
uses_eval: "[boolean/S] tells whether this scope contains a direct call to the global `eval`",
parent_scope: "[AST_Scope?/S] link to the parent scope",
enclosed: "[SymbolDef*/S] a list of all symbol definitions that are accessed from this scope or any subscopes",
cname: "[integer/S] current index for mangling variables (used internally by the mangler)",
},
clone: function(deep) {
var node = this._clone(deep);
if (this.variables) node.variables = this.variables.clone();
if (this.functions) node.functions = this.functions.clone();
if (this.enclosed) node.enclosed = this.enclosed.slice();
return node;
},
pinned: function() {
return this.uses_eval || this.uses_with;
}
}, AST_Block);
var AST_Toplevel = DEFNODE("Toplevel", "globals", {
$documentation: "The toplevel scope",
$propdoc: {
globals: "[Object/S] a map of name -> SymbolDef for all undeclared names",
},
wrap: function(name) {
var body = this.body;
return parse([
"(function(exports){'$ORIG';})(typeof ",
name,
"=='undefined'?(",
name,
"={}):",
name,
");"
].join(""), {
filename: "wrap=" + JSON.stringify(name)
}).transform(new TreeTransformer(function(node) {
if (node instanceof AST_Directive && node.value == "$ORIG") {
return MAP.splice(body);
}
}));
},
enclose: function(args_values) {
if (typeof args_values != "string") args_values = "";
var index = args_values.indexOf(":");
if (index < 0) index = args_values.length;
var body = this.body;
return parse([
"(function(",
args_values.slice(0, index),
'){"$ORIG"})(',
args_values.slice(index + 1),
")"
].join(""), {
filename: "enclose=" + JSON.stringify(args_values)
}).transform(new TreeTransformer(function(node) {
if (node instanceof AST_Directive && node.value == "$ORIG") {
return MAP.splice(body);
}
}));
}
}, AST_Scope);
var AST_Lambda = DEFNODE("Lambda", "name argnames uses_arguments length_read", {
$documentation: "Base class for functions",
$propdoc: {
name: "[AST_SymbolDeclaration?] the name of this function",
argnames: "[AST_SymbolFunarg*] array of function arguments",
uses_arguments: "[boolean/S] tells whether this function accesses the arguments array"
},
_walk: function(visitor) {
return visitor._visit(this, function() {
if (this.name) this.name._walk(visitor);
this.argnames.forEach(function(argname) {
argname._walk(visitor);
});
walk_body(this, visitor);
});
}
}, AST_Scope);
var AST_Accessor = DEFNODE("Accessor", null, {
$documentation: "A setter/getter function. The `name` property is always null."
}, AST_Lambda);
var AST_Function = DEFNODE("Function", "inlined", {
$documentation: "A function expression"
}, AST_Lambda);
var AST_Defun = DEFNODE("Defun", "inlined", {
$documentation: "A function definition"
}, AST_Lambda);
/* -----[ JUMPS ]----- */
var AST_Jump = DEFNODE("Jump", null, {
$documentation: "Base class for “jumps” (for now that's `return`, `throw`, `break` and `continue`)"
}, AST_Statement);
var AST_Exit = DEFNODE("Exit", "value", {
$documentation: "Base class for “exits” (`return` and `throw`)",
$propdoc: {
value: "[AST_Node?] the value returned or thrown by this statement; could be null for AST_Return"
},
_walk: function(visitor) {
return visitor._visit(this, this.value && function() {
this.value._walk(visitor);
});
}
}, AST_Jump);
var AST_Return = DEFNODE("Return", null, {
$documentation: "A `return` statement"
}, AST_Exit);
var AST_Throw = DEFNODE("Throw", null, {
$documentation: "A `throw` statement"
}, AST_Exit);
var AST_LoopControl = DEFNODE("LoopControl", "label", {
$documentation: "Base class for loop control statements (`break` and `continue`)",
$propdoc: {
label: "[AST_LabelRef?] the label, or null if none",
},
_walk: function(visitor) {
return visitor._visit(this, this.label && function() {
this.label._walk(visitor);
});
}
}, AST_Jump);
var AST_Break = DEFNODE("Break", null, {
$documentation: "A `break` statement"
}, AST_LoopControl);
var AST_Continue = DEFNODE("Continue", null, {
$documentation: "A `continue` statement"
}, AST_LoopControl);
/* -----[ IF ]----- */
var AST_If = DEFNODE("If", "condition alternative", {
$documentation: "A `if` statement",
$propdoc: {
condition: "[AST_Node] the `if` condition",
alternative: "[AST_Statement?] the `else` part, or null if not present"
},
_walk: function(visitor) {
return visitor._visit(this, function() {
this.condition._walk(visitor);
this.body._walk(visitor);
if (this.alternative) this.alternative._walk(visitor);
});
}
}, AST_StatementWithBody);
/* -----[ SWITCH ]----- */
var AST_Switch = DEFNODE("Switch", "expression", {
$documentation: "A `switch` statement",
$propdoc: {
expression: "[AST_Node] the `switch` “discriminant”"
},
_walk: function(visitor) {
return visitor._visit(this, function() {
this.expression._walk(visitor);
walk_body(this, visitor);
});
}
}, AST_Block);
var AST_SwitchBranch = DEFNODE("SwitchBranch", null, {
$documentation: "Base class for `switch` branches",
}, AST_Block);
var AST_Default = DEFNODE("Default", null, {
$documentation: "A `default` switch branch",
}, AST_SwitchBranch);
var AST_Case = DEFNODE("Case", "expression", {
$documentation: "A `case` switch branch",
$propdoc: {
expression: "[AST_Node] the `case` expression"
},
_walk: function(visitor) {
return visitor._visit(this, function() {
this.expression._walk(visitor);
walk_body(this, visitor);
});
}
}, AST_SwitchBranch);
/* -----[ EXCEPTIONS ]----- */
var AST_Try = DEFNODE("Try", "bcatch bfinally", {
$documentation: "A `try` statement",
$propdoc: {
bcatch: "[AST_Catch?] the catch block, or null if not present",
bfinally: "[AST_Finally?] the finally block, or null if not present"
},
_walk: function(visitor) {
return visitor._visit(this, function() {
walk_body(this, visitor);
if (this.bcatch) this.bcatch._walk(visitor);
if (this.bfinally) this.bfinally._walk(visitor);
});
}
}, AST_Block);
var AST_Catch = DEFNODE("Catch", "argname", {
$documentation: "A `catch` node; only makes sense as part of a `try` statement",
$propdoc: {
argname: "[AST_SymbolCatch] symbol for the exception"
},
_walk: function(visitor) {
return visitor._visit(this, function() {
this.argname._walk(visitor);
walk_body(this, visitor);
});
}
}, AST_Block);
var AST_Finally = DEFNODE("Finally", null, {
$documentation: "A `finally` node; only makes sense as part of a `try` statement"
}, AST_Block);
/* -----[ VAR ]----- */
var AST_Definitions = DEFNODE("Definitions", "definitions", {
$documentation: "Base class for `var` nodes (variable declarations/initializations)",
$propdoc: {
definitions: "[AST_VarDef*] array of variable definitions"
},
_walk: function(visitor) {
return visitor._visit(this, function() {
this.definitions.forEach(function(defn) {
defn._walk(visitor);
});
});
}
}, AST_Statement);
var AST_Var = DEFNODE("Var", null, {
$documentation: "A `var` statement"
}, AST_Definitions);
var AST_VarDef = DEFNODE("VarDef", "name value", {
$documentation: "A variable declaration; only appears in a AST_Definitions node",
$propdoc: {
name: "[AST_SymbolVar] name of the variable",
value: "[AST_Node?] initializer, or null of there's no initializer"
},
_walk: function(visitor) {
return visitor._visit(this, function() {
this.name._walk(visitor);
if (this.value) this.value._walk(visitor);
});
}
});
/* -----[ OTHER ]----- */
var AST_Call = DEFNODE("Call", "expression args", {
$documentation: "A function call expression",
$propdoc: {
expression: "[AST_Node] expression to invoke as function",
args: "[AST_Node*] array of arguments"
},
_walk: function(visitor) {
return visitor._visit(this, function() {
this.expression._walk(visitor);
this.args.forEach(function(node) {
node._walk(visitor);
});
});
}
});
var AST_New = DEFNODE("New", null, {
$documentation: "An object instantiation. Derives from a function call since it has exactly the same properties"
}, AST_Call);
var AST_Sequence = DEFNODE("Sequence", "expressions", {
$documentation: "A sequence expression (comma-separated expressions)",
$propdoc: {
expressions: "[AST_Node*] array of expressions (at least two)"
},
_walk: function(visitor) {
return visitor._visit(this, function() {
this.expressions.forEach(function(node) {
node._walk(visitor);
});
});
}
});
var AST_PropAccess = DEFNODE("PropAccess", "expression property", {
$documentation: "Base class for property access expressions, i.e. `a.foo` or `a[\"foo\"]`",
$propdoc: {
expression: "[AST_Node] the “container” expression",
property: "[AST_Node|string] the property to access. For AST_Dot this is always a plain string, while for AST_Sub it's an arbitrary AST_Node"
},
getProperty: function() {
var p = this.property;
if (p instanceof AST_Constant) {
return p.getValue();
}
if (p instanceof AST_UnaryPrefix
&& p.operator == "void"
&& p.expression instanceof AST_Constant) {
return;
}
return p;
}
});
var AST_Dot = DEFNODE("Dot", null, {
$documentation: "A dotted property access expression",
_walk: function(visitor) {
return visitor._visit(this, function() {
this.expression._walk(visitor);
});
}
}, AST_PropAccess);
var AST_Sub = DEFNODE("Sub", null, {
$documentation: "Index-style property access, i.e. `a[\"foo\"]`",
_walk: function(visitor) {
return visitor._visit(this, function() {
this.expression._walk(visitor);
this.property._walk(visitor);
});
}
}, AST_PropAccess);
var AST_Unary = DEFNODE("Unary", "operator expression", {
$documentation: "Base class for unary expressions",
$propdoc: {
operator: "[string] the operator",
expression: "[AST_Node] expression that this unary operator applies to"
},
_walk: function(visitor) {
return visitor._visit(this, function() {
this.expression._walk(visitor);
});
}
});
var AST_UnaryPrefix = DEFNODE("UnaryPrefix", null, {
$documentation: "Unary prefix expression, i.e. `typeof i` or `++i`"
}, AST_Unary);
var AST_UnaryPostfix = DEFNODE("UnaryPostfix", null, {
$documentation: "Unary postfix expression, i.e. `i++`"
}, AST_Unary);
var AST_Binary = DEFNODE("Binary", "operator left right", {
$documentation: "Binary expression, i.e. `a + b`",
$propdoc: {
left: "[AST_Node] left-hand side expression",
operator: "[string] the operator",
right: "[AST_Node] right-hand side expression"
},
_walk: function(visitor) {
return visitor._visit(this, function() {
this.left._walk(visitor);
this.right._walk(visitor);
});
}
});
var AST_Conditional = DEFNODE("Conditional", "condition consequent alternative", {
$documentation: "Conditional expression using the ternary operator, i.e. `a ? b : c`",
$propdoc: {
condition: "[AST_Node]",
consequent: "[AST_Node]",
alternative: "[AST_Node]"
},
_walk: function(visitor) {
return visitor._visit(this, function() {
this.condition._walk(visitor);
this.consequent._walk(visitor);
this.alternative._walk(visitor);
});
}
});
var AST_Assign = DEFNODE("Assign", null, {
$documentation: "An assignment expression — `a = b + 5`",
}, AST_Binary);
/* -----[ LITERALS ]----- */
var AST_Array = DEFNODE("Array", "elements", {
$documentation: "An array literal",
$propdoc: {
elements: "[AST_Node*] array of elements"
},
_walk: function(visitor) {
return visitor._visit(this, function() {
this.elements.forEach(function(element) {
element._walk(visitor);
});
});
}
});
var AST_Object = DEFNODE("Object", "properties", {
$documentation: "An object literal",
$propdoc: {
properties: "[AST_ObjectProperty*] array of properties"
},
_walk: function(visitor) {
return visitor._visit(this, function() {
this.properties.forEach(function(prop) {
prop._walk(visitor);
});
});
}
});
var AST_ObjectProperty = DEFNODE("ObjectProperty", "key value", {
$documentation: "Base class for literal object properties",
$propdoc: {
key: "[string|AST_SymbolAccessor] property name. For ObjectKeyVal this is a string. For getters and setters this is an AST_SymbolAccessor.",
value: "[AST_Node] property value. For getters and setters this is an AST_Accessor."
},
_walk: function(visitor) {
return visitor._visit(this, function() {
this.value._walk(visitor);
});
}
});
var AST_ObjectKeyVal = DEFNODE("ObjectKeyVal", "quote", {
$documentation: "A key: value object property",
$propdoc: {
quote: "[string] the original quote character"
}
}, AST_ObjectProperty);
var AST_ObjectSetter = DEFNODE("ObjectSetter", null, {
$documentation: "An object setter property",
}, AST_ObjectProperty);
var AST_ObjectGetter = DEFNODE("ObjectGetter", null, {
$documentation: "An object getter property",
}, AST_ObjectProperty);
var AST_Symbol = DEFNODE("Symbol", "scope name thedef", {
$propdoc: {
name: "[string] name of this symbol",
scope: "[AST_Scope/S] the current scope (not necessarily the definition scope)",
thedef: "[SymbolDef/S] the definition of this symbol"
},
$documentation: "Base class for all symbols",
});
var AST_SymbolAccessor = DEFNODE("SymbolAccessor", null, {
$documentation: "The name of a property accessor (setter/getter function)"
}, AST_Symbol);
var AST_SymbolDeclaration = DEFNODE("SymbolDeclaration", "init", {
$documentation: "A declaration symbol (symbol in var, function name or argument, symbol in catch)",
}, AST_Symbol);
var AST_SymbolVar = DEFNODE("SymbolVar", null, {
$documentation: "Symbol defining a variable",
}, AST_SymbolDeclaration);
var AST_SymbolFunarg = DEFNODE("SymbolFunarg", null, {
$documentation: "Symbol naming a function argument",
}, AST_SymbolVar);
var AST_SymbolDefun = DEFNODE("SymbolDefun", null, {
$documentation: "Symbol defining a function",
}, AST_SymbolDeclaration);
var AST_SymbolLambda = DEFNODE("SymbolLambda", null, {
$documentation: "Symbol naming a function expression",
}, AST_SymbolDeclaration);
var AST_SymbolCatch = DEFNODE("SymbolCatch", null, {
$documentation: "Symbol naming the exception in catch",
}, AST_SymbolDeclaration);
var AST_Label = DEFNODE("Label", "references", {
$documentation: "Symbol naming a label (declaration)",
$propdoc: {
references: "[AST_LoopControl*] a list of nodes referring to this label"
},
initialize: function() {
this.references = [];
this.thedef = this;
}
}, AST_Symbol);
var AST_SymbolRef = DEFNODE("SymbolRef", "fixed", {
$documentation: "Reference to some symbol (not definition/declaration)",
}, AST_Symbol);
var AST_LabelRef = DEFNODE("LabelRef", null, {
$documentation: "Reference to a label symbol",
}, AST_Symbol);
var AST_This = DEFNODE("This", null, {
$documentation: "The `this` symbol",
}, AST_Symbol);
var AST_Constant = DEFNODE("Constant", null, {
$documentation: "Base class for all constants",
getValue: function() {
return this.value;
}
});
var AST_String = DEFNODE("String", "value quote", {
$documentation: "A string literal",
$propdoc: {
value: "[string] the contents of this string",
quote: "[string] the original quote character"
}
}, AST_Constant);
var AST_Number = DEFNODE("Number", "value literal", {
$documentation: "A number literal",
$propdoc: {
value: "[number] the numeric value",
literal: "[string] numeric value as string (optional)"
}
}, AST_Constant);
var AST_RegExp = DEFNODE("RegExp", "value", {
$documentation: "A regexp literal",
$propdoc: {
value: "[RegExp] the actual regexp"
}
}, AST_Constant);
var AST_Atom = DEFNODE("Atom", null, {
$documentation: "Base class for atoms",
}, AST_Constant);
var AST_Null = DEFNODE("Null", null, {
$documentation: "The `null` atom",
value: null
}, AST_Atom);
var AST_NaN = DEFNODE("NaN", null, {
$documentation: "The impossible value",
value: 0/0
}, AST_Atom);
var AST_Undefined = DEFNODE("Undefined", null, {
$documentation: "The `undefined` value",
value: function(){}()
}, AST_Atom);
var AST_Hole = DEFNODE("Hole", null, {
$documentation: "A hole in an array",
value: function(){}()
}, AST_Atom);
var AST_Infinity = DEFNODE("Infinity", null, {
$documentation: "The `Infinity` value",
value: 1/0
}, AST_Atom);
var AST_Boolean = DEFNODE("Boolean", null, {
$documentation: "Base class for booleans",
}, AST_Atom);
var AST_False = DEFNODE("False", null, {
$documentation: "The `false` atom",
value: false
}, AST_Boolean);
var AST_True = DEFNODE("True", null, {
$documentation: "The `true` atom",
value: true
}, AST_Boolean);
/* -----[ TreeWalker ]----- */
function TreeWalker(callback) {
this.visit = callback;
this.stack = [];
this.directives = Object.create(null);
}
TreeWalker.prototype = {
_visit: function(node, descend) {
this.push(node);
var ret = this.visit(node, descend ? function() {
descend.call(node);
} : noop);
if (!ret && descend) {
descend.call(node);
}
this.pop();
return ret;
},
parent: function(n) {
return this.stack[this.stack.length - 2 - (n || 0)];
},
push: function(node) {
if (node instanceof AST_Lambda) {
this.directives = Object.create(this.directives);
} else if (node instanceof AST_Directive && !this.directives[node.value]) {
this.directives[node.value] = node;
}
this.stack.push(node);
},
pop: function() {
if (this.stack.pop() instanceof AST_Lambda) {
this.directives = Object.getPrototypeOf(this.directives);
}
},
self: function() {
return this.stack[this.stack.length - 1];
},
find_parent: function(type) {
var stack = this.stack;
for (var i = stack.length; --i >= 0;) {
var x = stack[i];
if (x instanceof type) return x;
}
},
has_directive: function(type) {
var dir = this.directives[type];
if (dir) return dir;
var node = this.stack[this.stack.length - 1];
if (node instanceof AST_Scope) {
for (var i = 0; i < node.body.length; ++i) {
var st = node.body[i];
if (!(st instanceof AST_Directive)) break;
if (st.value == type) return st;
}
}
},
loopcontrol_target: function(node) {
var stack = this.stack;
if (node.label) for (var i = stack.length; --i >= 0;) {
var x = stack[i];
if (x instanceof AST_LabeledStatement && x.label.name == node.label.name)
return x.body;
} else for (var i = stack.length; --i >= 0;) {
var x = stack[i];
if (x instanceof AST_IterationStatement
|| node instanceof AST_Break && x instanceof AST_Switch)
return x;
}
},
in_boolean_context: function() {
var self = this.self();
for (var i = 0, p; p = this.parent(i); i++) {
if (p instanceof AST_SimpleStatement
|| p instanceof AST_Conditional && p.condition === self
|| p instanceof AST_DWLoop && p.condition === self
|| p instanceof AST_For && p.condition === self
|| p instanceof AST_If && p.condition === self
|| p instanceof AST_UnaryPrefix && p.operator == "!" && p.expression === self) {
return true;
}
if (p instanceof AST_Binary && (p.operator == "&&" || p.operator == "||")
|| p instanceof AST_Conditional
|| p.tail_node() === self) {
self = p;
} else {
return false;
}
}
}
};

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node_modules/uglify-js/lib/compress.js generated vendored
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node_modules/uglify-js/lib/minify.js generated vendored
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@ -1,245 +0,0 @@
"use strict";
var to_ascii = typeof atob == "undefined" ? function(b64) {
return new Buffer(b64, "base64").toString();
} : atob;
var to_base64 = typeof btoa == "undefined" ? function(str) {
return new Buffer(str).toString("base64");
} : btoa;
function read_source_map(name, code) {
var match = /\n\/\/# sourceMappingURL=data:application\/json(;.*?)?;base64,(\S+)\s*$/.exec(code);
if (!match) {
AST_Node.warn("inline source map not found: " + name);
return null;
}
return to_ascii(match[2]);
}
function parse_source_map(content) {
try {
return JSON.parse(content);
} catch (ex) {
throw new Error("invalid input source map: " + content);
}
}
function set_shorthand(name, options, keys) {
if (options[name]) {
keys.forEach(function(key) {
if (options[key]) {
if (typeof options[key] != "object") options[key] = {};
if (!(name in options[key])) options[key][name] = options[name];
}
});
}
}
function init_cache(cache) {
if (!cache) return;
if (!("props" in cache)) {
cache.props = new Dictionary();
} else if (!(cache.props instanceof Dictionary)) {
cache.props = Dictionary.fromObject(cache.props);
}
}
function to_json(cache) {
return {
props: cache.props.toObject()
};
}
function minify(files, options) {
try {
options = defaults(options, {
compress: {},
enclose: false,
ie8: false,
keep_fnames: false,
mangle: {},
nameCache: null,
output: {},
parse: {},
rename: undefined,
sourceMap: false,
timings: false,
toplevel: false,
warnings: false,
wrap: false,
}, true);
var timings = options.timings && {
start: Date.now()
};
if (options.rename === undefined) {
options.rename = options.compress && options.mangle;
}
set_shorthand("ie8", options, [ "compress", "mangle", "output" ]);
set_shorthand("keep_fnames", options, [ "compress", "mangle" ]);
set_shorthand("toplevel", options, [ "compress", "mangle" ]);
var quoted_props;
if (options.mangle) {
options.mangle = defaults(options.mangle, {
cache: options.nameCache && (options.nameCache.vars || {}),
eval: false,
ie8: false,
keep_fnames: false,
properties: false,
reserved: [],
toplevel: false,
}, true);
if (options.mangle.properties) {
if (typeof options.mangle.properties != "object") {
options.mangle.properties = {};
}
if (options.mangle.properties.keep_quoted) {
quoted_props = options.mangle.properties.reserved;
if (!Array.isArray(quoted_props)) quoted_props = [];
options.mangle.properties.reserved = quoted_props;
}
if (options.nameCache && !("cache" in options.mangle.properties)) {
options.mangle.properties.cache = options.nameCache.props || {};
}
}
init_cache(options.mangle.cache);
init_cache(options.mangle.properties.cache);
}
if (options.sourceMap) {
options.sourceMap = defaults(options.sourceMap, {
content: null,
filename: null,
includeSources: false,
root: null,
url: null,
}, true);
}
var warnings = [];
if (options.warnings) AST_Node.log_function(function(warning) {
warnings.push(warning);
}, options.warnings == "verbose");
if (timings) timings.parse = Date.now();
var source_maps, toplevel;
if (files instanceof AST_Toplevel) {
toplevel = files;
} else {
if (typeof files == "string") {
files = [ files ];
}
options.parse = options.parse || {};
options.parse.toplevel = null;
var source_map_content = options.sourceMap && options.sourceMap.content;
if (typeof source_map_content == "string" && source_map_content != "inline") {
source_map_content = parse_source_map(source_map_content);
}
source_maps = source_map_content && Object.create(null);
for (var name in files) if (HOP(files, name)) {
options.parse.filename = name;
options.parse.toplevel = parse(files[name], options.parse);
if (source_maps) {
if (source_map_content == "inline") {
var inlined_content = read_source_map(name, files[name]);
if (inlined_content) {
source_maps[name] = parse_source_map(inlined_content);
}
} else {
source_maps[name] = source_map_content;
}
}
}
toplevel = options.parse.toplevel;
}
if (quoted_props) {
reserve_quoted_keys(toplevel, quoted_props);
}
[ "enclose", "wrap" ].forEach(function(action) {
var option = options[action];
if (!option) return;
var orig = toplevel.print_to_string().slice(0, -1);
toplevel = toplevel[action](option);
files[toplevel.start.file] = toplevel.print_to_string().replace(orig, "");
});
if (timings) timings.rename = Date.now();
if (options.rename) {
toplevel.figure_out_scope(options.mangle);
toplevel.expand_names(options.mangle);
}
if (timings) timings.compress = Date.now();
if (options.compress) toplevel = new Compressor(options.compress).compress(toplevel);
if (timings) timings.scope = Date.now();
if (options.mangle) toplevel.figure_out_scope(options.mangle);
if (timings) timings.mangle = Date.now();
if (options.mangle) {
toplevel.compute_char_frequency(options.mangle);
toplevel.mangle_names(options.mangle);
}
if (timings) timings.properties = Date.now();
if (options.mangle && options.mangle.properties) {
toplevel = mangle_properties(toplevel, options.mangle.properties);
}
if (timings) timings.output = Date.now();
var result = {};
if (options.output.ast) {
result.ast = toplevel;
}
if (!HOP(options.output, "code") || options.output.code) {
if (options.sourceMap) {
options.output.source_map = SourceMap({
file: options.sourceMap.filename,
orig: source_maps,
root: options.sourceMap.root
});
if (options.sourceMap.includeSources) {
if (files instanceof AST_Toplevel) {
throw new Error("original source content unavailable");
} else for (var name in files) if (HOP(files, name)) {
options.output.source_map.get().setSourceContent(name, files[name]);
}
} else {
options.output.source_map.get()._sourcesContents = null;
}
}
delete options.output.ast;
delete options.output.code;
var stream = OutputStream(options.output);
toplevel.print(stream);
result.code = stream.get();
if (options.sourceMap) {
result.map = options.output.source_map.toString();
var url = options.sourceMap.url;
if (url) {
result.code = result.code.replace(/\n\/\/# sourceMappingURL=\S+\s*$/, "");
if (url == "inline") {
result.code += "\n//# sourceMappingURL=data:application/json;charset=utf-8;base64," + to_base64(result.map);
} else {
result.code += "\n//# sourceMappingURL=" + url;
}
}
}
}
if (options.nameCache && options.mangle) {
if (options.mangle.cache) options.nameCache.vars = to_json(options.mangle.cache);
if (options.mangle.properties && options.mangle.properties.cache) {
options.nameCache.props = to_json(options.mangle.properties.cache);
}
}
if (timings) {
timings.end = Date.now();
result.timings = {
parse: 1e-3 * (timings.rename - timings.parse),
rename: 1e-3 * (timings.compress - timings.rename),
compress: 1e-3 * (timings.scope - timings.compress),
scope: 1e-3 * (timings.mangle - timings.scope),
mangle: 1e-3 * (timings.properties - timings.mangle),
properties: 1e-3 * (timings.output - timings.properties),
output: 1e-3 * (timings.end - timings.output),
total: 1e-3 * (timings.end - timings.start)
}
}
if (warnings.length) {
result.warnings = warnings;
}
return result;
} catch (ex) {
return { error: ex };
}
}

629
node_modules/uglify-js/lib/mozilla-ast.js generated vendored
View file

@ -1,629 +0,0 @@
/***********************************************************************
A JavaScript tokenizer / parser / beautifier / compressor.
https://github.com/mishoo/UglifyJS2
-------------------------------- (C) ---------------------------------
Author: Mihai Bazon
<mihai.bazon@gmail.com>
http://mihai.bazon.net/blog
Distributed under the BSD license:
Copyright 2012 (c) Mihai Bazon <mihai.bazon@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the following
disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials
provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY
EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.
***********************************************************************/
"use strict";
(function() {
function normalize_directives(body) {
var in_directive = true;
for (var i = 0; i < body.length; i++) {
if (in_directive && body[i] instanceof AST_Statement && body[i].body instanceof AST_String) {
body[i] = new AST_Directive({
start: body[i].start,
end: body[i].end,
value: body[i].body.value
});
} else if (in_directive && !(body[i] instanceof AST_Statement && body[i].body instanceof AST_String)) {
in_directive = false;
}
}
return body;
}
var MOZ_TO_ME = {
Program: function(M) {
return new AST_Toplevel({
start: my_start_token(M),
end: my_end_token(M),
body: normalize_directives(M.body.map(from_moz))
});
},
FunctionDeclaration: function(M) {
return new AST_Defun({
start: my_start_token(M),
end: my_end_token(M),
name: from_moz(M.id),
argnames: M.params.map(from_moz),
body: normalize_directives(from_moz(M.body).body)
});
},
FunctionExpression: function(M) {
return new AST_Function({
start: my_start_token(M),
end: my_end_token(M),
name: from_moz(M.id),
argnames: M.params.map(from_moz),
body: normalize_directives(from_moz(M.body).body)
});
},
ExpressionStatement: function(M) {
return new AST_SimpleStatement({
start: my_start_token(M),
end: my_end_token(M),
body: from_moz(M.expression)
});
},
TryStatement: function(M) {
var handlers = M.handlers || [M.handler];
if (handlers.length > 1 || M.guardedHandlers && M.guardedHandlers.length) {
throw new Error("Multiple catch clauses are not supported.");
}
return new AST_Try({
start : my_start_token(M),
end : my_end_token(M),
body : from_moz(M.block).body,
bcatch : from_moz(handlers[0]),
bfinally : M.finalizer ? new AST_Finally(from_moz(M.finalizer)) : null
});
},
Property: function(M) {
var key = M.key;
var args = {
start : my_start_token(key),
end : my_end_token(M.value),
key : key.type == "Identifier" ? key.name : key.value,
value : from_moz(M.value)
};
if (M.kind == "init") return new AST_ObjectKeyVal(args);
args.key = new AST_SymbolAccessor({
name: args.key
});
args.value = new AST_Accessor(args.value);
if (M.kind == "get") return new AST_ObjectGetter(args);
if (M.kind == "set") return new AST_ObjectSetter(args);
},
ArrayExpression: function(M) {
return new AST_Array({
start : my_start_token(M),
end : my_end_token(M),
elements : M.elements.map(function(elem) {
return elem === null ? new AST_Hole() : from_moz(elem);
})
});
},
ObjectExpression: function(M) {
return new AST_Object({
start : my_start_token(M),
end : my_end_token(M),
properties : M.properties.map(function(prop) {
prop.type = "Property";
return from_moz(prop)
})
});
},
SequenceExpression: function(M) {
return new AST_Sequence({
start : my_start_token(M),
end : my_end_token(M),
expressions: M.expressions.map(from_moz)
});
},
MemberExpression: function(M) {
return new (M.computed ? AST_Sub : AST_Dot)({
start : my_start_token(M),
end : my_end_token(M),
property : M.computed ? from_moz(M.property) : M.property.name,
expression : from_moz(M.object)
});
},
SwitchCase: function(M) {
return new (M.test ? AST_Case : AST_Default)({
start : my_start_token(M),
end : my_end_token(M),
expression : from_moz(M.test),
body : M.consequent.map(from_moz)
});
},
VariableDeclaration: function(M) {
return new AST_Var({
start : my_start_token(M),
end : my_end_token(M),
definitions : M.declarations.map(from_moz)
});
},
Literal: function(M) {
var val = M.value, args = {
start : my_start_token(M),
end : my_end_token(M)
};
if (val === null) return new AST_Null(args);
var rx = M.regex;
if (rx && rx.pattern) {
// RegExpLiteral as per ESTree AST spec
args.value = new RegExp(rx.pattern, rx.flags);
args.value.raw_source = rx.pattern;
return new AST_RegExp(args);
} else if (rx) {
// support legacy RegExp
args.value = M.regex && M.raw ? M.raw : val;
return new AST_RegExp(args);
}
switch (typeof val) {
case "string":
args.value = val;
return new AST_String(args);
case "number":
args.value = val;
return new AST_Number(args);
case "boolean":
return new (val ? AST_True : AST_False)(args);
}
},
Identifier: function(M) {
var p = FROM_MOZ_STACK[FROM_MOZ_STACK.length - 2];
return new ( p.type == "LabeledStatement" ? AST_Label
: p.type == "VariableDeclarator" && p.id === M ? AST_SymbolVar
: p.type == "FunctionExpression" ? (p.id === M ? AST_SymbolLambda : AST_SymbolFunarg)
: p.type == "FunctionDeclaration" ? (p.id === M ? AST_SymbolDefun : AST_SymbolFunarg)
: p.type == "CatchClause" ? AST_SymbolCatch
: p.type == "BreakStatement" || p.type == "ContinueStatement" ? AST_LabelRef
: AST_SymbolRef)({
start : my_start_token(M),
end : my_end_token(M),
name : M.name
});
}
};
MOZ_TO_ME.UpdateExpression =
MOZ_TO_ME.UnaryExpression = function To_Moz_Unary(M) {
var prefix = "prefix" in M ? M.prefix
: M.type == "UnaryExpression" ? true : false;
return new (prefix ? AST_UnaryPrefix : AST_UnaryPostfix)({
start : my_start_token(M),
end : my_end_token(M),
operator : M.operator,
expression : from_moz(M.argument)
});
};
map("EmptyStatement", AST_EmptyStatement);
map("BlockStatement", AST_BlockStatement, "body@body");
map("IfStatement", AST_If, "test>condition, consequent>body, alternate>alternative");
map("LabeledStatement", AST_LabeledStatement, "label>label, body>body");
map("BreakStatement", AST_Break, "label>label");
map("ContinueStatement", AST_Continue, "label>label");
map("WithStatement", AST_With, "object>expression, body>body");
map("SwitchStatement", AST_Switch, "discriminant>expression, cases@body");
map("ReturnStatement", AST_Return, "argument>value");
map("ThrowStatement", AST_Throw, "argument>value");
map("WhileStatement", AST_While, "test>condition, body>body");
map("DoWhileStatement", AST_Do, "test>condition, body>body");
map("ForStatement", AST_For, "init>init, test>condition, update>step, body>body");
map("ForInStatement", AST_ForIn, "left>init, right>object, body>body");
map("DebuggerStatement", AST_Debugger);
map("VariableDeclarator", AST_VarDef, "id>name, init>value");
map("CatchClause", AST_Catch, "param>argname, body%body");
map("ThisExpression", AST_This);
map("BinaryExpression", AST_Binary, "operator=operator, left>left, right>right");
map("LogicalExpression", AST_Binary, "operator=operator, left>left, right>right");
map("AssignmentExpression", AST_Assign, "operator=operator, left>left, right>right");
map("ConditionalExpression", AST_Conditional, "test>condition, consequent>consequent, alternate>alternative");
map("NewExpression", AST_New, "callee>expression, arguments@args");
map("CallExpression", AST_Call, "callee>expression, arguments@args");
def_to_moz(AST_Toplevel, function To_Moz_Program(M) {
return to_moz_scope("Program", M);
});
def_to_moz(AST_Defun, function To_Moz_FunctionDeclaration(M) {
return {
type: "FunctionDeclaration",
id: to_moz(M.name),
params: M.argnames.map(to_moz),
body: to_moz_scope("BlockStatement", M)
}
});
def_to_moz(AST_Function, function To_Moz_FunctionExpression(M) {
return {
type: "FunctionExpression",
id: to_moz(M.name),
params: M.argnames.map(to_moz),
body: to_moz_scope("BlockStatement", M)
}
});
def_to_moz(AST_Directive, function To_Moz_Directive(M) {
return {
type: "ExpressionStatement",
expression: {
type: "Literal",
value: M.value
}
};
});
def_to_moz(AST_SimpleStatement, function To_Moz_ExpressionStatement(M) {
return {
type: "ExpressionStatement",
expression: to_moz(M.body)
};
});
def_to_moz(AST_SwitchBranch, function To_Moz_SwitchCase(M) {
return {
type: "SwitchCase",
test: to_moz(M.expression),
consequent: M.body.map(to_moz)
};
});
def_to_moz(AST_Try, function To_Moz_TryStatement(M) {
return {
type: "TryStatement",
block: to_moz_block(M),
handler: to_moz(M.bcatch),
guardedHandlers: [],
finalizer: to_moz(M.bfinally)
};
});
def_to_moz(AST_Catch, function To_Moz_CatchClause(M) {
return {
type: "CatchClause",
param: to_moz(M.argname),
guard: null,
body: to_moz_block(M)
};
});
def_to_moz(AST_Definitions, function To_Moz_VariableDeclaration(M) {
return {
type: "VariableDeclaration",
kind: "var",
declarations: M.definitions.map(to_moz)
};
});
def_to_moz(AST_Sequence, function To_Moz_SequenceExpression(M) {
return {
type: "SequenceExpression",
expressions: M.expressions.map(to_moz)
};
});
def_to_moz(AST_PropAccess, function To_Moz_MemberExpression(M) {
var isComputed = M instanceof AST_Sub;
return {
type: "MemberExpression",
object: to_moz(M.expression),
computed: isComputed,
property: isComputed ? to_moz(M.property) : {type: "Identifier", name: M.property}
};
});
def_to_moz(AST_Unary, function To_Moz_Unary(M) {
return {
type: M.operator == "++" || M.operator == "--" ? "UpdateExpression" : "UnaryExpression",
operator: M.operator,
prefix: M instanceof AST_UnaryPrefix,
argument: to_moz(M.expression)
};
});
def_to_moz(AST_Binary, function To_Moz_BinaryExpression(M) {
return {
type: M.operator == "&&" || M.operator == "||" ? "LogicalExpression" : "BinaryExpression",
left: to_moz(M.left),
operator: M.operator,
right: to_moz(M.right)
};
});
def_to_moz(AST_Array, function To_Moz_ArrayExpression(M) {
return {
type: "ArrayExpression",
elements: M.elements.map(to_moz)
};
});
def_to_moz(AST_Object, function To_Moz_ObjectExpression(M) {
return {
type: "ObjectExpression",
properties: M.properties.map(to_moz)
};
});
def_to_moz(AST_ObjectProperty, function To_Moz_Property(M) {
var key = {
type: "Literal",
value: M.key instanceof AST_SymbolAccessor ? M.key.name : M.key
};
var kind;
if (M instanceof AST_ObjectKeyVal) {
kind = "init";
} else
if (M instanceof AST_ObjectGetter) {
kind = "get";
} else
if (M instanceof AST_ObjectSetter) {
kind = "set";
}
return {
type: "Property",
kind: kind,
key: key,
value: to_moz(M.value)
};
});
def_to_moz(AST_Symbol, function To_Moz_Identifier(M) {
var def = M.definition();
return {
type: "Identifier",
name: def ? def.mangled_name || def.name : M.name
};
});
def_to_moz(AST_RegExp, function To_Moz_RegExpLiteral(M) {
var flags = M.value.toString().match(/[gimuy]*$/)[0];
var value = "/" + M.value.raw_source + "/" + flags;
return {
type: "Literal",
value: value,
raw: value,
regex: {
pattern: M.value.raw_source,
flags: flags
}
};
});
def_to_moz(AST_Constant, function To_Moz_Literal(M) {
var value = M.value;
if (typeof value === 'number' && (value < 0 || (value === 0 && 1 / value < 0))) {
return {
type: "UnaryExpression",
operator: "-",
prefix: true,
argument: {
type: "Literal",
value: -value,
raw: M.start.raw
}
};
}
return {
type: "Literal",
value: value,
raw: M.start.raw
};
});
def_to_moz(AST_Atom, function To_Moz_Atom(M) {
return {
type: "Identifier",
name: String(M.value)
};
});
AST_Boolean.DEFMETHOD("to_mozilla_ast", AST_Constant.prototype.to_mozilla_ast);
AST_Null.DEFMETHOD("to_mozilla_ast", AST_Constant.prototype.to_mozilla_ast);
AST_Hole.DEFMETHOD("to_mozilla_ast", function To_Moz_ArrayHole() { return null });
AST_Block.DEFMETHOD("to_mozilla_ast", AST_BlockStatement.prototype.to_mozilla_ast);
AST_Lambda.DEFMETHOD("to_mozilla_ast", AST_Function.prototype.to_mozilla_ast);
/* -----[ tools ]----- */
function raw_token(moznode) {
if (moznode.type == "Literal") {
return moznode.raw != null ? moznode.raw : moznode.value + "";
}
}
function my_start_token(moznode) {
var loc = moznode.loc, start = loc && loc.start;
var range = moznode.range;
return new AST_Token({
file : loc && loc.source,
line : start && start.line,
col : start && start.column,
pos : range ? range[0] : moznode.start,
endline : start && start.line,
endcol : start && start.column,
endpos : range ? range[0] : moznode.start,
raw : raw_token(moznode),
});
}
function my_end_token(moznode) {
var loc = moznode.loc, end = loc && loc.end;
var range = moznode.range;
return new AST_Token({
file : loc && loc.source,
line : end && end.line,
col : end && end.column,
pos : range ? range[1] : moznode.end,
endline : end && end.line,
endcol : end && end.column,
endpos : range ? range[1] : moznode.end,
raw : raw_token(moznode),
});
}
function map(moztype, mytype, propmap) {
var moz_to_me = "function From_Moz_" + moztype + "(M){\n";
moz_to_me += "return new U2." + mytype.name + "({\n" +
"start: my_start_token(M),\n" +
"end: my_end_token(M)";
var me_to_moz = "function To_Moz_" + moztype + "(M){\n";
me_to_moz += "return {\n" +
"type: " + JSON.stringify(moztype);
if (propmap) propmap.split(/\s*,\s*/).forEach(function(prop) {
var m = /([a-z0-9$_]+)(=|@|>|%)([a-z0-9$_]+)/i.exec(prop);
if (!m) throw new Error("Can't understand property map: " + prop);
var moz = m[1], how = m[2], my = m[3];
moz_to_me += ",\n" + my + ": ";
me_to_moz += ",\n" + moz + ": ";
switch (how) {
case "@":
moz_to_me += "M." + moz + ".map(from_moz)";
me_to_moz += "M." + my + ".map(to_moz)";
break;
case ">":
moz_to_me += "from_moz(M." + moz + ")";
me_to_moz += "to_moz(M." + my + ")";
break;
case "=":
moz_to_me += "M." + moz;
me_to_moz += "M." + my;
break;
case "%":
moz_to_me += "from_moz(M." + moz + ").body";
me_to_moz += "to_moz_block(M)";
break;
default:
throw new Error("Can't understand operator in propmap: " + prop);
}
});
moz_to_me += "\n})\n}";
me_to_moz += "\n}\n}";
//moz_to_me = parse(moz_to_me).print_to_string({ beautify: true });
//me_to_moz = parse(me_to_moz).print_to_string({ beautify: true });
//console.log(moz_to_me);
moz_to_me = new Function("U2", "my_start_token", "my_end_token", "from_moz", "return(" + moz_to_me + ")")(
exports, my_start_token, my_end_token, from_moz
);
me_to_moz = new Function("to_moz", "to_moz_block", "to_moz_scope", "return(" + me_to_moz + ")")(
to_moz, to_moz_block, to_moz_scope
);
MOZ_TO_ME[moztype] = moz_to_me;
def_to_moz(mytype, me_to_moz);
}
var FROM_MOZ_STACK = null;
function from_moz(node) {
FROM_MOZ_STACK.push(node);
var ret = node != null ? MOZ_TO_ME[node.type](node) : null;
FROM_MOZ_STACK.pop();
return ret;
}
AST_Node.from_mozilla_ast = function(node) {
var save_stack = FROM_MOZ_STACK;
FROM_MOZ_STACK = [];
var ast = from_moz(node);
FROM_MOZ_STACK = save_stack;
ast.walk(new TreeWalker(function(node) {
if (node instanceof AST_LabelRef) {
for (var level = 0, parent; parent = this.parent(level); level++) {
if (parent instanceof AST_Scope) break;
if (parent instanceof AST_LabeledStatement && parent.label.name == node.name) {
node.thedef = parent.label;
break;
}
}
if (!node.thedef) {
var s = node.start;
js_error("Undefined label " + node.name, s.file, s.line, s.col, s.pos);
}
}
}));
return ast;
};
function set_moz_loc(mynode, moznode, myparent) {
var start = mynode.start;
var end = mynode.end;
if (start.pos != null && end.endpos != null) {
moznode.range = [start.pos, end.endpos];
}
if (start.line) {
moznode.loc = {
start: {line: start.line, column: start.col},
end: end.endline ? {line: end.endline, column: end.endcol} : null
};
if (start.file) {
moznode.loc.source = start.file;
}
}
return moznode;
}
function def_to_moz(mytype, handler) {
mytype.DEFMETHOD("to_mozilla_ast", function() {
return set_moz_loc(this, handler(this));
});
}
function to_moz(node) {
return node != null ? node.to_mozilla_ast() : null;
}
function to_moz_block(node) {
return {
type: "BlockStatement",
body: node.body.map(to_moz)
};
}
function to_moz_scope(type, node) {
var body = node.body.map(to_moz);
if (node.body[0] instanceof AST_SimpleStatement && node.body[0].body instanceof AST_String) {
body.unshift(to_moz(new AST_EmptyStatement(node.body[0])));
}
return {
type: type,
body: body
};
}
})();

1510
node_modules/uglify-js/lib/output.js generated vendored
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1645
node_modules/uglify-js/lib/parse.js generated vendored
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234
node_modules/uglify-js/lib/propmangle.js generated vendored
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@ -1,234 +0,0 @@
/***********************************************************************
A JavaScript tokenizer / parser / beautifier / compressor.
https://github.com/mishoo/UglifyJS2
-------------------------------- (C) ---------------------------------
Author: Mihai Bazon
<mihai.bazon@gmail.com>
http://mihai.bazon.net/blog
Distributed under the BSD license:
Copyright 2012 (c) Mihai Bazon <mihai.bazon@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the following
disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials
provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY
EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.
***********************************************************************/
"use strict";
function find_builtins(reserved) {
// NaN will be included due to Number.NaN
[
"null",
"true",
"false",
"Infinity",
"-Infinity",
"undefined",
].forEach(add);
[
Array,
Boolean,
Date,
Error,
Function,
Math,
Number,
Object,
RegExp,
String,
].forEach(function(ctor) {
Object.getOwnPropertyNames(ctor).map(add);
if (ctor.prototype) {
Object.getOwnPropertyNames(ctor.prototype).map(add);
}
});
function add(name) {
push_uniq(reserved, name);
}
}
function reserve_quoted_keys(ast, reserved) {
ast.walk(new TreeWalker(function(node) {
if (node instanceof AST_ObjectKeyVal && node.quote) {
add(node.key);
} else if (node instanceof AST_Sub) {
addStrings(node.property, add);
}
}));
function add(name) {
push_uniq(reserved, name);
}
}
function addStrings(node, add) {
node.walk(new TreeWalker(function(node) {
if (node instanceof AST_Sequence) {
addStrings(node.tail_node(), add);
} else if (node instanceof AST_String) {
add(node.value);
} else if (node instanceof AST_Conditional) {
addStrings(node.consequent, add);
addStrings(node.alternative, add);
}
return true;
}));
}
function mangle_properties(ast, options) {
options = defaults(options, {
builtins: false,
cache: null,
debug: false,
keep_quoted: false,
only_cache: false,
regex: null,
reserved: null,
}, true);
var reserved = options.reserved;
if (!Array.isArray(reserved)) reserved = [];
if (!options.builtins) find_builtins(reserved);
var cname = -1;
var cache;
if (options.cache) {
cache = options.cache.props;
cache.each(function(mangled_name) {
push_uniq(reserved, mangled_name);
});
} else {
cache = new Dictionary();
}
var regex = options.regex;
// note debug is either false (disabled), or a string of the debug suffix to use (enabled).
// note debug may be enabled as an empty string, which is falsey. Also treat passing 'true'
// the same as passing an empty string.
var debug = options.debug !== false;
var debug_suffix;
if (debug) debug_suffix = options.debug === true ? "" : options.debug;
var names_to_mangle = [];
var unmangleable = [];
// step 1: find candidates to mangle
ast.walk(new TreeWalker(function(node) {
if (node instanceof AST_ObjectKeyVal) {
add(node.key);
} else if (node instanceof AST_ObjectProperty) {
// setter or getter, since KeyVal is handled above
add(node.key.name);
} else if (node instanceof AST_Dot) {
add(node.property);
} else if (node instanceof AST_Sub) {
addStrings(node.property, add);
} else if (node instanceof AST_Call
&& node.expression.print_to_string() == "Object.defineProperty") {
addStrings(node.args[1], add);
}
}));
// step 2: transform the tree, renaming properties
return ast.transform(new TreeTransformer(function(node) {
if (node instanceof AST_ObjectKeyVal) {
node.key = mangle(node.key);
} else if (node instanceof AST_ObjectProperty) {
// setter or getter
node.key.name = mangle(node.key.name);
} else if (node instanceof AST_Dot) {
node.property = mangle(node.property);
} else if (!options.keep_quoted && node instanceof AST_Sub) {
node.property = mangleStrings(node.property);
} else if (node instanceof AST_Call
&& node.expression.print_to_string() == "Object.defineProperty") {
node.args[1] = mangleStrings(node.args[1]);
}
}));
// only function declarations after this line
function can_mangle(name) {
if (unmangleable.indexOf(name) >= 0) return false;
if (reserved.indexOf(name) >= 0) return false;
if (options.only_cache) return cache.has(name);
if (/^-?[0-9]+(\.[0-9]+)?(e[+-][0-9]+)?$/.test(name)) return false;
return true;
}
function should_mangle(name) {
if (regex && !regex.test(name)) return false;
if (reserved.indexOf(name) >= 0) return false;
return cache.has(name) || names_to_mangle.indexOf(name) >= 0;
}
function add(name) {
if (can_mangle(name)) push_uniq(names_to_mangle, name);
if (!should_mangle(name)) push_uniq(unmangleable, name);
}
function mangle(name) {
if (!should_mangle(name)) {
return name;
}
var mangled = cache.get(name);
if (!mangled) {
if (debug) {
// debug mode: use a prefix and suffix to preserve readability, e.g. o.foo -> o._$foo$NNN_.
var debug_mangled = "_$" + name + "$" + debug_suffix + "_";
if (can_mangle(debug_mangled)) mangled = debug_mangled;
}
// either debug mode is off, or it is on and we could not use the mangled name
if (!mangled) do {
mangled = base54(++cname);
} while (!can_mangle(mangled));
cache.set(name, mangled);
}
return mangled;
}
function mangleStrings(node) {
return node.transform(new TreeTransformer(function(node) {
if (node instanceof AST_Sequence) {
var last = node.expressions.length - 1;
node.expressions[last] = mangleStrings(node.expressions[last]);
} else if (node instanceof AST_String) {
node.value = mangle(node.value);
} else if (node instanceof AST_Conditional) {
node.consequent = mangleStrings(node.consequent);
node.alternative = mangleStrings(node.alternative);
}
return node;
}));
}
}

594
node_modules/uglify-js/lib/scope.js generated vendored
View file

@ -1,594 +0,0 @@
/***********************************************************************
A JavaScript tokenizer / parser / beautifier / compressor.
https://github.com/mishoo/UglifyJS2
-------------------------------- (C) ---------------------------------
Author: Mihai Bazon
<mihai.bazon@gmail.com>
http://mihai.bazon.net/blog
Distributed under the BSD license:
Copyright 2012 (c) Mihai Bazon <mihai.bazon@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the following
disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials
provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY
EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.
***********************************************************************/
"use strict";
function SymbolDef(scope, orig, init) {
this.name = orig.name;
this.orig = [ orig ];
this.init = init;
this.eliminated = 0;
this.scope = scope;
this.references = [];
this.replaced = 0;
this.global = false;
this.mangled_name = null;
this.undeclared = false;
this.id = SymbolDef.next_id++;
}
SymbolDef.next_id = 1;
SymbolDef.prototype = {
unmangleable: function(options) {
return this.global && !options.toplevel
|| this.undeclared
|| !options.eval && this.scope.pinned()
|| options.keep_fnames
&& (this.orig[0] instanceof AST_SymbolLambda
|| this.orig[0] instanceof AST_SymbolDefun);
},
mangle: function(options) {
var cache = options.cache && options.cache.props;
if (this.global && cache && cache.has(this.name)) {
this.mangled_name = cache.get(this.name);
} else if (!this.mangled_name && !this.unmangleable(options)) {
var def;
if (def = this.redefined()) {
this.mangled_name = def.mangled_name || def.name;
} else {
this.mangled_name = next_mangled_name(this.scope, options, this);
}
if (this.global && cache) {
cache.set(this.name, this.mangled_name);
}
}
},
redefined: function() {
return this.defun && this.defun.variables.get(this.name);
}
};
AST_Toplevel.DEFMETHOD("figure_out_scope", function(options) {
options = defaults(options, {
cache: null,
ie8: false,
});
// pass 1: setup scope chaining and handle definitions
var self = this;
var scope = self.parent_scope = null;
var defun = null;
var tw = new TreeWalker(function(node, descend) {
if (node instanceof AST_Catch) {
var save_scope = scope;
scope = new AST_Scope(node);
scope.init_scope_vars(save_scope);
descend();
scope = save_scope;
return true;
}
if (node instanceof AST_Scope) {
node.init_scope_vars(scope);
var save_scope = scope;
var save_defun = defun;
defun = scope = node;
descend();
scope = save_scope;
defun = save_defun;
return true;
}
if (node instanceof AST_With) {
for (var s = scope; s; s = s.parent_scope) s.uses_with = true;
return;
}
if (node instanceof AST_Symbol) {
node.scope = scope;
}
if (node instanceof AST_Label) {
node.thedef = node;
node.references = [];
}
if (node instanceof AST_SymbolDefun) {
// This should be defined in the parent scope, as we encounter the
// AST_Defun node before getting to its AST_Symbol.
(node.scope = defun.parent_scope.resolve()).def_function(node, defun);
} else if (node instanceof AST_SymbolLambda) {
var def = defun.def_function(node, node.name == "arguments" ? undefined : defun);
if (options.ie8) def.defun = defun.parent_scope.resolve();
} else if (node instanceof AST_SymbolVar) {
defun.def_variable(node, node.TYPE == "SymbolVar" ? null : undefined);
if (defun !== scope) {
node.mark_enclosed(options);
var def = scope.find_variable(node);
if (node.thedef !== def) {
node.thedef = def;
}
node.reference(options);
}
} else if (node instanceof AST_SymbolCatch) {
scope.def_variable(node).defun = defun;
}
});
self.walk(tw);
// pass 2: find back references and eval
self.globals = new Dictionary();
var tw = new TreeWalker(function(node) {
if (node instanceof AST_LoopControl) {
if (node.label) node.label.thedef.references.push(node);
return true;
}
if (node instanceof AST_SymbolRef) {
var name = node.name;
if (name == "eval" && tw.parent() instanceof AST_Call) {
for (var s = node.scope; s && !s.uses_eval; s = s.parent_scope) {
s.uses_eval = true;
}
}
var sym = node.scope.find_variable(name);
if (!sym) {
sym = self.def_global(node);
} else if (sym.scope instanceof AST_Lambda && name == "arguments") {
sym.scope.uses_arguments = true;
}
node.thedef = sym;
node.reference(options);
return true;
}
// ensure mangling works if catch reuses a scope variable
if (node instanceof AST_SymbolCatch) {
var def = node.definition().redefined();
if (def) for (var s = node.scope; s; s = s.parent_scope) {
push_uniq(s.enclosed, def);
if (s === def.scope) break;
}
return true;
}
});
self.walk(tw);
// pass 3: fix up any scoping issue with IE8
if (options.ie8) self.walk(new TreeWalker(function(node) {
if (node instanceof AST_SymbolCatch) {
redefine(node, node.thedef.defun);
return true;
}
if (node instanceof AST_SymbolLambda) {
var def = node.thedef;
redefine(node, node.scope.parent_scope);
node.thedef.init = def.init;
return true;
}
}));
function redefine(node, scope) {
var name = node.name;
var old_def = node.thedef;
var new_def = scope.find_variable(name) || self.globals.get(name) || scope.def_variable(node);
old_def.orig.concat(old_def.references).forEach(function(node) {
node.thedef = new_def;
node.reference(options);
});
}
});
AST_Toplevel.DEFMETHOD("def_global", function(node) {
var globals = this.globals, name = node.name;
if (globals.has(name)) {
return globals.get(name);
} else {
var g = new SymbolDef(this, node);
g.undeclared = true;
g.global = true;
globals.set(name, g);
return g;
}
});
AST_Scope.DEFMETHOD("init_scope_vars", function(parent_scope) {
this.variables = new Dictionary(); // map name to AST_SymbolVar (variables defined in this scope; includes functions)
this.functions = new Dictionary(); // map name to AST_SymbolDefun (functions defined in this scope)
this.uses_with = false; // will be set to true if this or some nested scope uses the `with` statement
this.uses_eval = false; // will be set to true if this or nested scope uses the global `eval`
this.parent_scope = parent_scope; // the parent scope
this.enclosed = []; // a list of variables from this or outer scope(s) that are referenced from this or inner scopes
this.cname = -1; // the current index for mangling functions/variables
});
AST_Lambda.DEFMETHOD("init_scope_vars", function() {
AST_Scope.prototype.init_scope_vars.apply(this, arguments);
this.uses_arguments = false;
this.def_variable(new AST_SymbolFunarg({
name: "arguments",
start: this.start,
end: this.end
}));
});
AST_Symbol.DEFMETHOD("mark_enclosed", function(options) {
var def = this.definition();
for (var s = this.scope; s; s = s.parent_scope) {
push_uniq(s.enclosed, def);
if (options.keep_fnames) {
s.functions.each(function(d) {
push_uniq(def.scope.enclosed, d);
});
}
if (s === def.scope) break;
}
});
AST_Symbol.DEFMETHOD("reference", function(options) {
this.definition().references.push(this);
this.mark_enclosed(options);
});
AST_Scope.DEFMETHOD("find_variable", function(name) {
if (name instanceof AST_Symbol) name = name.name;
return this.variables.get(name)
|| (this.parent_scope && this.parent_scope.find_variable(name));
});
AST_Scope.DEFMETHOD("def_function", function(symbol, init) {
var def = this.def_variable(symbol, init);
if (!def.init || def.init instanceof AST_Defun) def.init = init;
this.functions.set(symbol.name, def);
return def;
});
AST_Scope.DEFMETHOD("def_variable", function(symbol, init) {
var def = this.variables.get(symbol.name);
if (def) {
def.orig.push(symbol);
if (def.init && (def.scope !== symbol.scope || def.init instanceof AST_Function)) {
def.init = init;
}
} else {
def = new SymbolDef(this, symbol, init);
this.variables.set(symbol.name, def);
def.global = !this.parent_scope;
}
return symbol.thedef = def;
});
AST_Lambda.DEFMETHOD("resolve", return_this);
AST_Scope.DEFMETHOD("resolve", function() {
return this.parent_scope.resolve();
});
AST_Toplevel.DEFMETHOD("resolve", return_this);
function names_in_use(scope, options) {
var names = scope.names_in_use;
if (!names) {
scope.names_in_use = names = Object.create(scope.mangled_names || null);
scope.cname_holes = [];
var cache = options.cache && options.cache.props;
scope.enclosed.forEach(function(def) {
if (def.unmangleable(options)) names[def.name] = true;
if (def.global && cache && cache.has(def.name)) {
names[cache.get(def.name)] = true;
}
});
}
return names;
}
function next_mangled_name(scope, options, def) {
var in_use = names_in_use(scope, options);
var holes = scope.cname_holes;
var names = Object.create(null);
var scopes = [ scope ];
def.references.forEach(function(sym) {
var scope = sym.scope;
do {
if (scopes.indexOf(scope) < 0) {
for (var name in names_in_use(scope, options)) {
names[name] = true;
}
scopes.push(scope);
} else break;
} while (scope = scope.parent_scope);
});
var name;
for (var i = 0; i < holes.length; i++) {
name = base54(holes[i]);
if (names[name]) continue;
holes.splice(i, 1);
scope.names_in_use[name] = true;
return name;
}
while (true) {
name = base54(++scope.cname);
if (in_use[name] || RESERVED_WORDS[name] || options.reserved.has[name]) continue;
if (!names[name]) break;
holes.push(scope.cname);
}
scope.names_in_use[name] = true;
return name;
}
AST_Symbol.DEFMETHOD("unmangleable", function(options) {
var def = this.definition();
return !def || def.unmangleable(options);
});
// labels are always mangleable
AST_Label.DEFMETHOD("unmangleable", return_false);
AST_Symbol.DEFMETHOD("unreferenced", function() {
return !this.definition().references.length && !this.scope.pinned();
});
AST_Symbol.DEFMETHOD("definition", function() {
return this.thedef;
});
AST_Symbol.DEFMETHOD("global", function() {
return this.definition().global;
});
function _default_mangler_options(options) {
options = defaults(options, {
eval : false,
ie8 : false,
keep_fnames : false,
reserved : [],
toplevel : false,
});
if (!Array.isArray(options.reserved)) options.reserved = [];
// Never mangle arguments
push_uniq(options.reserved, "arguments");
options.reserved.has = makePredicate(options.reserved);
return options;
}
AST_Toplevel.DEFMETHOD("mangle_names", function(options) {
options = _default_mangler_options(options);
// We only need to mangle declaration nodes. Special logic wired
// into the code generator will display the mangled name if it's
// present (and for AST_SymbolRef-s it'll use the mangled name of
// the AST_SymbolDeclaration that it points to).
var lname = -1;
if (options.cache && options.cache.props) {
var mangled_names = this.mangled_names = Object.create(null);
options.cache.props.each(function(mangled_name) {
mangled_names[mangled_name] = true;
});
}
var redefined = [];
var tw = new TreeWalker(function(node, descend) {
if (node instanceof AST_LabeledStatement) {
// lname is incremented when we get to the AST_Label
var save_nesting = lname;
descend();
lname = save_nesting;
return true;
}
if (node instanceof AST_Scope) {
descend();
if (options.cache && node instanceof AST_Toplevel) {
node.globals.each(mangle);
}
node.variables.each(mangle);
return true;
}
if (node instanceof AST_Label) {
var name;
do {
name = base54(++lname);
} while (RESERVED_WORDS[name]);
node.mangled_name = name;
return true;
}
if (!options.ie8 && node instanceof AST_Catch) {
var def = node.argname.definition();
var redef = def.redefined();
if (redef) {
redefined.push(def);
reference(node.argname);
def.references.forEach(reference);
}
descend();
if (!redef) mangle(def);
return true;
}
function reference(sym) {
sym.thedef = redef;
sym.reference(options);
sym.thedef = def;
}
});
this.walk(tw);
redefined.forEach(mangle);
function mangle(def) {
if (options.reserved.has[def.name]) return;
def.mangle(options);
}
});
AST_Toplevel.DEFMETHOD("find_colliding_names", function(options) {
var cache = options.cache && options.cache.props;
var avoid = Object.create(null);
options.reserved.forEach(to_avoid);
this.globals.each(add_def);
this.walk(new TreeWalker(function(node) {
if (node instanceof AST_Scope) node.variables.each(add_def);
if (node instanceof AST_SymbolCatch) add_def(node.definition());
}));
return avoid;
function to_avoid(name) {
avoid[name] = true;
}
function add_def(def) {
var name = def.name;
if (def.global && cache && cache.has(name)) name = cache.get(name);
else if (!def.unmangleable(options)) return;
to_avoid(name);
}
});
AST_Toplevel.DEFMETHOD("expand_names", function(options) {
base54.reset();
base54.sort();
options = _default_mangler_options(options);
var avoid = this.find_colliding_names(options);
var cname = 0;
this.globals.each(rename);
this.walk(new TreeWalker(function(node) {
if (node instanceof AST_Scope) node.variables.each(rename);
if (node instanceof AST_SymbolCatch) rename(node.definition());
}));
function next_name() {
var name;
do {
name = base54(cname++);
} while (avoid[name] || RESERVED_WORDS[name]);
return name;
}
function rename(def) {
if (def.global && options.cache) return;
if (def.unmangleable(options)) return;
if (options.reserved.has[def.name]) return;
var d = def.redefined();
def.name = d ? d.name : next_name();
def.orig.forEach(function(sym) {
sym.name = def.name;
});
def.references.forEach(function(sym) {
sym.name = def.name;
});
}
});
AST_Node.DEFMETHOD("tail_node", return_this);
AST_Sequence.DEFMETHOD("tail_node", function() {
return this.expressions[this.expressions.length - 1];
});
AST_Toplevel.DEFMETHOD("compute_char_frequency", function(options) {
options = _default_mangler_options(options);
base54.reset();
try {
AST_Node.prototype.print = function(stream, force_parens) {
this._print(stream, force_parens);
if (this instanceof AST_Symbol && !this.unmangleable(options)) {
base54.consider(this.name, -1);
} else if (options.properties) {
if (this instanceof AST_Dot) {
base54.consider(this.property, -1);
} else if (this instanceof AST_Sub) {
skip_string(this.property);
}
}
};
base54.consider(this.print_to_string(), 1);
} finally {
AST_Node.prototype.print = AST_Node.prototype._print;
}
base54.sort();
function skip_string(node) {
if (node instanceof AST_String) {
base54.consider(node.value, -1);
} else if (node instanceof AST_Conditional) {
skip_string(node.consequent);
skip_string(node.alternative);
} else if (node instanceof AST_Sequence) {
skip_string(node.tail_node());
}
}
});
var base54 = (function() {
var freq = Object.create(null);
function init(chars) {
var array = [];
for (var i = 0; i < chars.length; i++) {
var ch = chars[i];
array.push(ch);
freq[ch] = -1e-2 * i;
}
return array;
}
var digits = init("0123456789");
var leading = init("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ$_");
var chars, frequency;
function reset() {
frequency = Object.create(freq);
}
base54.consider = function(str, delta) {
for (var i = str.length; --i >= 0;) {
frequency[str[i]] += delta;
}
};
function compare(a, b) {
return frequency[b] - frequency[a];
}
base54.sort = function() {
chars = leading.sort(compare).concat(digits.sort(compare));
};
base54.reset = reset;
reset();
function base54(num) {
var ret = "", base = 54;
num++;
do {
num--;
ret += chars[num % base];
num = Math.floor(num / base);
base = 64;
} while (num > 0);
return ret;
}
return base54;
})();

104
node_modules/uglify-js/lib/sourcemap.js generated vendored
View file

@ -1,104 +0,0 @@
/***********************************************************************
A JavaScript tokenizer / parser / beautifier / compressor.
https://github.com/mishoo/UglifyJS2
-------------------------------- (C) ---------------------------------
Author: Mihai Bazon
<mihai.bazon@gmail.com>
http://mihai.bazon.net/blog
Distributed under the BSD license:
Copyright 2012 (c) Mihai Bazon <mihai.bazon@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the following
disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials
provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY
EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.
***********************************************************************/
"use strict";
// a small wrapper around fitzgen's source-map library
function SourceMap(options) {
options = defaults(options, {
file: null,
root: null,
orig: null,
orig_line_diff: 0,
dest_line_diff: 0,
}, true);
var generator = new MOZ_SourceMap.SourceMapGenerator({
file: options.file,
sourceRoot: options.root
});
var maps = options.orig && Object.create(null);
if (maps) for (var source in options.orig) {
var map = new MOZ_SourceMap.SourceMapConsumer(options.orig[source]);
if (Array.isArray(options.orig[source].sources)) {
map._sources.toArray().forEach(function(source) {
var sourceContent = map.sourceContentFor(source, true);
if (sourceContent) generator.setSourceContent(source, sourceContent);
});
}
maps[source] = map;
}
return {
add: function(source, gen_line, gen_col, orig_line, orig_col, name) {
var map = maps && maps[source];
if (map) {
var info = map.originalPositionFor({
line: orig_line,
column: orig_col
});
if (info.source === null) return;
source = info.source;
orig_line = info.line;
orig_col = info.column;
name = info.name || name;
}
generator.addMapping({
name: name,
source: source,
generated: {
line: gen_line + options.dest_line_diff,
column: gen_col
},
original: {
line: orig_line + options.orig_line_diff,
column: orig_col
}
});
},
get: function() {
return generator;
},
toString: function() {
return JSON.stringify(generator.toJSON());
}
};
}

185
node_modules/uglify-js/lib/transform.js generated vendored
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@ -1,185 +0,0 @@
/***********************************************************************
A JavaScript tokenizer / parser / beautifier / compressor.
https://github.com/mishoo/UglifyJS2
-------------------------------- (C) ---------------------------------
Author: Mihai Bazon
<mihai.bazon@gmail.com>
http://mihai.bazon.net/blog
Distributed under the BSD license:
Copyright 2012 (c) Mihai Bazon <mihai.bazon@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the following
disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials
provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY
EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.
***********************************************************************/
"use strict";
function TreeTransformer(before, after) {
TreeWalker.call(this);
this.before = before;
this.after = after;
}
TreeTransformer.prototype = new TreeWalker;
(function(DEF) {
function do_list(list, tw) {
return MAP(list, function(node) {
return node.transform(tw, true);
});
}
DEF(AST_Node, noop);
DEF(AST_LabeledStatement, function(self, tw) {
self.label = self.label.transform(tw);
self.body = self.body.transform(tw);
});
DEF(AST_SimpleStatement, function(self, tw) {
self.body = self.body.transform(tw);
});
DEF(AST_Block, function(self, tw) {
self.body = do_list(self.body, tw);
});
DEF(AST_Do, function(self, tw) {
self.body = self.body.transform(tw);
self.condition = self.condition.transform(tw);
});
DEF(AST_While, function(self, tw) {
self.condition = self.condition.transform(tw);
self.body = self.body.transform(tw);
});
DEF(AST_For, function(self, tw) {
if (self.init) self.init = self.init.transform(tw);
if (self.condition) self.condition = self.condition.transform(tw);
if (self.step) self.step = self.step.transform(tw);
self.body = self.body.transform(tw);
});
DEF(AST_ForIn, function(self, tw) {
self.init = self.init.transform(tw);
self.object = self.object.transform(tw);
self.body = self.body.transform(tw);
});
DEF(AST_With, function(self, tw) {
self.expression = self.expression.transform(tw);
self.body = self.body.transform(tw);
});
DEF(AST_Exit, function(self, tw) {
if (self.value) self.value = self.value.transform(tw);
});
DEF(AST_LoopControl, function(self, tw) {
if (self.label) self.label = self.label.transform(tw);
});
DEF(AST_If, function(self, tw) {
self.condition = self.condition.transform(tw);
self.body = self.body.transform(tw);
if (self.alternative) self.alternative = self.alternative.transform(tw);
});
DEF(AST_Switch, function(self, tw) {
self.expression = self.expression.transform(tw);
self.body = do_list(self.body, tw);
});
DEF(AST_Case, function(self, tw) {
self.expression = self.expression.transform(tw);
self.body = do_list(self.body, tw);
});
DEF(AST_Try, function(self, tw) {
self.body = do_list(self.body, tw);
if (self.bcatch) self.bcatch = self.bcatch.transform(tw);
if (self.bfinally) self.bfinally = self.bfinally.transform(tw);
});
DEF(AST_Catch, function(self, tw) {
self.argname = self.argname.transform(tw);
self.body = do_list(self.body, tw);
});
DEF(AST_Definitions, function(self, tw) {
self.definitions = do_list(self.definitions, tw);
});
DEF(AST_VarDef, function(self, tw) {
self.name = self.name.transform(tw);
if (self.value) self.value = self.value.transform(tw);
});
DEF(AST_Lambda, function(self, tw) {
if (self.name) self.name = self.name.transform(tw);
self.argnames = do_list(self.argnames, tw);
self.body = do_list(self.body, tw);
});
DEF(AST_Call, function(self, tw) {
self.expression = self.expression.transform(tw);
self.args = do_list(self.args, tw);
});
DEF(AST_Sequence, function(self, tw) {
self.expressions = do_list(self.expressions, tw);
});
DEF(AST_Dot, function(self, tw) {
self.expression = self.expression.transform(tw);
});
DEF(AST_Sub, function(self, tw) {
self.expression = self.expression.transform(tw);
self.property = self.property.transform(tw);
});
DEF(AST_Unary, function(self, tw) {
self.expression = self.expression.transform(tw);
});
DEF(AST_Binary, function(self, tw) {
self.left = self.left.transform(tw);
self.right = self.right.transform(tw);
});
DEF(AST_Conditional, function(self, tw) {
self.condition = self.condition.transform(tw);
self.consequent = self.consequent.transform(tw);
self.alternative = self.alternative.transform(tw);
});
DEF(AST_Array, function(self, tw) {
self.elements = do_list(self.elements, tw);
});
DEF(AST_Object, function(self, tw) {
self.properties = do_list(self.properties, tw);
});
DEF(AST_ObjectProperty, function(self, tw) {
self.value = self.value.transform(tw);
});
})(function(node, descend) {
node.DEFMETHOD("transform", function(tw, in_list) {
var x, y;
tw.push(this);
if (tw.before) x = tw.before(this, descend, in_list);
if (typeof x === "undefined") {
x = this;
descend(x, tw);
if (tw.after) {
y = tw.after(x, in_list);
if (typeof y !== "undefined") x = y;
}
}
tw.pop();
return x;
});
});

277
node_modules/uglify-js/lib/utils.js generated vendored
View file

@ -1,277 +0,0 @@
/***********************************************************************
A JavaScript tokenizer / parser / beautifier / compressor.
https://github.com/mishoo/UglifyJS2
-------------------------------- (C) ---------------------------------
Author: Mihai Bazon
<mihai.bazon@gmail.com>
http://mihai.bazon.net/blog
Distributed under the BSD license:
Copyright 2012 (c) Mihai Bazon <mihai.bazon@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the following
disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials
provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY
EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.
***********************************************************************/
"use strict";
function characters(str) {
return str.split("");
}
function member(name, array) {
return array.indexOf(name) >= 0;
}
function find_if(func, array) {
for (var i = array.length; --i >= 0;) if (func(array[i])) return array[i];
}
function repeat_string(str, i) {
if (i <= 0) return "";
if (i == 1) return str;
var d = repeat_string(str, i >> 1);
d += d;
return i & 1 ? d + str : d;
}
function configure_error_stack(fn) {
Object.defineProperty(fn.prototype, "stack", {
get: function() {
var err = new Error(this.message);
err.name = this.name;
try {
throw err;
} catch (e) {
return e.stack;
}
}
});
}
function DefaultsError(msg, defs) {
this.message = msg;
this.defs = defs;
}
DefaultsError.prototype = Object.create(Error.prototype);
DefaultsError.prototype.constructor = DefaultsError;
DefaultsError.prototype.name = "DefaultsError";
configure_error_stack(DefaultsError);
function defaults(args, defs, croak) {
if (args === true) args = {};
var ret = args || {};
if (croak) for (var i in ret) if (HOP(ret, i) && !HOP(defs, i)) {
throw new DefaultsError("`" + i + "` is not a supported option", defs);
}
for (var i in defs) if (HOP(defs, i)) {
ret[i] = (args && HOP(args, i)) ? args[i] : defs[i];
}
return ret;
}
function merge(obj, ext) {
var count = 0;
for (var i in ext) if (HOP(ext, i)) {
obj[i] = ext[i];
count++;
}
return count;
}
function noop() {}
function return_false() { return false; }
function return_true() { return true; }
function return_this() { return this; }
function return_null() { return null; }
var MAP = (function() {
function MAP(a, f, backwards) {
var ret = [], top = [], i;
function doit() {
var val = f(a[i], i);
var is_last = val instanceof Last;
if (is_last) val = val.v;
if (val instanceof AtTop) {
val = val.v;
if (val instanceof Splice) {
top.push.apply(top, backwards ? val.v.slice().reverse() : val.v);
} else {
top.push(val);
}
}
else if (val !== skip) {
if (val instanceof Splice) {
ret.push.apply(ret, backwards ? val.v.slice().reverse() : val.v);
} else {
ret.push(val);
}
}
return is_last;
}
if (Array.isArray(a)) {
if (backwards) {
for (i = a.length; --i >= 0;) if (doit()) break;
ret.reverse();
top.reverse();
} else {
for (i = 0; i < a.length; ++i) if (doit()) break;
}
}
else {
for (i in a) if (HOP(a, i)) if (doit()) break;
}
return top.concat(ret);
}
MAP.at_top = function(val) { return new AtTop(val) };
MAP.splice = function(val) { return new Splice(val) };
MAP.last = function(val) { return new Last(val) };
var skip = MAP.skip = {};
function AtTop(val) { this.v = val }
function Splice(val) { this.v = val }
function Last(val) { this.v = val }
return MAP;
})();
function push_uniq(array, el) {
if (array.indexOf(el) < 0) return array.push(el);
}
function string_template(text, props) {
return text.replace(/\{(.+?)\}/g, function(str, p) {
return props && props[p];
});
}
function remove(array, el) {
var index = array.indexOf(el);
if (index >= 0) array.splice(index, 1);
}
function makePredicate(words) {
if (!Array.isArray(words)) words = words.split(" ");
var map = Object.create(null);
words.forEach(function(word) {
map[word] = true;
});
return map;
}
function all(array, predicate) {
for (var i = array.length; --i >= 0;)
if (!predicate(array[i]))
return false;
return true;
}
function Dictionary() {
this._values = Object.create(null);
this._size = 0;
}
Dictionary.prototype = {
set: function(key, val) {
if (!this.has(key)) ++this._size;
this._values["$" + key] = val;
return this;
},
add: function(key, val) {
if (this.has(key)) {
this.get(key).push(val);
} else {
this.set(key, [ val ]);
}
return this;
},
get: function(key) { return this._values["$" + key] },
del: function(key) {
if (this.has(key)) {
--this._size;
delete this._values["$" + key];
}
return this;
},
has: function(key) { return ("$" + key) in this._values },
each: function(f) {
for (var i in this._values)
f(this._values[i], i.substr(1));
},
size: function() {
return this._size;
},
map: function(f) {
var ret = [];
for (var i in this._values)
ret.push(f(this._values[i], i.substr(1)));
return ret;
},
clone: function() {
var ret = new Dictionary();
for (var i in this._values)
ret._values[i] = this._values[i];
ret._size = this._size;
return ret;
},
toObject: function() { return this._values }
};
Dictionary.fromObject = function(obj) {
var dict = new Dictionary();
dict._size = merge(dict._values, obj);
return dict;
};
function HOP(obj, prop) {
return Object.prototype.hasOwnProperty.call(obj, prop);
}
// return true if the node at the top of the stack (that means the
// innermost node in the current output) is lexically the first in
// a statement.
function first_in_statement(stack) {
var node = stack.parent(-1);
for (var i = 0, p; p = stack.parent(i++); node = p) {
if (p.TYPE == "Call") {
if (p.expression === node) continue;
} else if (p instanceof AST_Binary) {
if (p.left === node) continue;
} else if (p instanceof AST_Conditional) {
if (p.condition === node) continue;
} else if (p instanceof AST_PropAccess) {
if (p.expression === node) continue;
} else if (p instanceof AST_Sequence) {
if (p.expressions[0] === node) continue;
} else if (p instanceof AST_Statement) {
return p.body === node;
} else if (p instanceof AST_UnaryPostfix) {
if (p.expression === node) continue;
}
return false;
}
}

64
node_modules/uglify-js/package.json generated vendored
View file

@ -1,64 +0,0 @@
{
"name": "uglify-js",
"description": "JavaScript parser, mangler/compressor and beautifier toolkit",
"author": "Mihai Bazon <mihai.bazon@gmail.com> (http://lisperator.net/)",
"license": "BSD-2-Clause",
"version": "3.6.0",
"engines": {
"node": ">=0.8.0"
},
"maintainers": [
"Alex Lam <alexlamsl@gmail.com>",
"Mihai Bazon <mihai.bazon@gmail.com> (http://lisperator.net/)"
],
"repository": "mishoo/UglifyJS2",
"main": "tools/node.js",
"bin": {
"uglifyjs": "bin/uglifyjs"
},
"files": [
"bin",
"lib",
"tools",
"LICENSE"
],
"dependencies": {
"commander": "~2.20.0",
"source-map": "~0.6.1"
},
"devDependencies": {
"acorn": "~6.1.1",
"semver": "~6.0.0"
},
"scripts": {
"test": "node test/compress.js && node test/mocha.js"
},
"keywords": [
"cli",
"compress",
"compressor",
"ecma",
"ecmascript",
"es",
"es5",
"javascript",
"js",
"jsmin",
"min",
"minification",
"minifier",
"minify",
"optimize",
"optimizer",
"pack",
"packer",
"parse",
"parser",
"uglifier",
"uglify"
]
,"_resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.6.0.tgz"
,"_integrity": "sha512-W+jrUHJr3DXKhrsS7NUVxn3zqMOFn0hL/Ei6v0anCIMoKC93TjcflTagwIHLW7SfMFfiQuktQyFVCFHGUE0+yg=="
,"_from": "uglify-js@3.6.0"
}

6841
node_modules/uglify-js/tools/domprops.json generated vendored
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File diff suppressed because it is too large Load diff

15
node_modules/uglify-js/tools/exit.js generated vendored
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@ -1,15 +0,0 @@
// workaround for tty output truncation upon process.exit()
var exit = process.exit;
process.exit = function() {
var args = [].slice.call(arguments);
process.once("uncaughtException", function() {
(function callback() {
if (process.stdout.bufferSize || process.stderr.bufferSize) {
setImmediate(callback);
} else {
exit.apply(process, args);
}
})();
});
throw exit;
};

6
node_modules/uglify-js/tools/exports.js generated vendored
View file

@ -1,6 +0,0 @@
exports["Dictionary"] = Dictionary;
exports["minify"] = minify;
exports["parse"] = parse;
exports["push_uniq"] = push_uniq;
exports["TreeTransformer"] = TreeTransformer;
exports["TreeWalker"] = TreeWalker;

78
node_modules/uglify-js/tools/node.js generated vendored
View file

@ -1,78 +0,0 @@
var fs = require("fs");
exports.FILES = [
"../lib/utils.js",
"../lib/ast.js",
"../lib/parse.js",
"../lib/transform.js",
"../lib/scope.js",
"../lib/output.js",
"../lib/compress.js",
"../lib/sourcemap.js",
"../lib/mozilla-ast.js",
"../lib/propmangle.js",
"../lib/minify.js",
"./exports.js",
].map(function(file) {
return require.resolve(file);
});
new Function("MOZ_SourceMap", "exports", function() {
var code = exports.FILES.map(function(file) {
return fs.readFileSync(file, "utf8");
});
code.push("exports.describe_ast = " + describe_ast.toString());
return code.join("\n\n");
}())(require("source-map"), exports);
function describe_ast() {
var out = OutputStream({ beautify: true });
function doitem(ctor) {
out.print("AST_" + ctor.TYPE);
var props = ctor.SELF_PROPS.filter(function(prop) {
return !/^\$/.test(prop);
});
if (props.length > 0) {
out.space();
out.with_parens(function() {
props.forEach(function(prop, i) {
if (i) out.space();
out.print(prop);
});
});
}
if (ctor.documentation) {
out.space();
out.print_string(ctor.documentation);
}
if (ctor.SUBCLASSES.length > 0) {
out.space();
out.with_block(function() {
ctor.SUBCLASSES.forEach(function(ctor, i) {
out.indent();
doitem(ctor);
out.newline();
});
});
}
};
doitem(AST_Node);
return out + "\n";
}
function infer_options(options) {
var result = exports.minify("", options);
return result.error && result.error.defs;
}
exports.default_options = function() {
var defs = {};
Object.keys(infer_options({ 0: 0 })).forEach(function(component) {
var options = {};
options[component] = { 0: 0 };
if (options = infer_options(options)) {
defs[component] = options;
}
});
return defs;
};

540
node_modules/uglify-js/tools/props.html generated vendored
View file

@ -1,540 +0,0 @@
<!doctype html>
<html>
<body>
<script>
!function() {
var names = [];
var scanned = [];
var to_scan = [];
function scan(obj) {
if (obj && typeof obj == "object" && !~scanned.indexOf(obj)) {
scanned.push(obj);
to_scan.push(obj);
}
}
scan(self);
[
"a",
"abbr",
"acronym",
"address",
"applet",
"area",
"article",
"aside",
"audio",
"b",
"base",
"basefont",
"bdi",
"bdo",
"bgsound",
"big",
"blink",
"blockquote",
"body",
"br",
"button",
"canvas",
"caption",
"center",
"checked",
"cite",
"code",
"col",
"colgroup",
"command",
"comment",
"compact",
"content",
"data",
"datalist",
"dd",
"declare",
"defer",
"del",
"details",
"dfn",
"dialog",
"dir",
"disabled",
"div",
"dl",
"dt",
"element",
"em",
"embed",
"fieldset",
"figcaption",
"figure",
"font",
"footer",
"form",
"frame",
"frameset",
"h1",
"h2",
"h3",
"h4",
"h5",
"h6",
"head",
"header",
"hgroup",
"hr",
"html",
"i",
"iframe",
"image",
"img",
"input",
"ins",
"isindex",
"ismap",
"kbd",
"keygen",
"label",
"legend",
"li",
"link",
"listing",
"main",
"map",
"mark",
"marquee",
"math",
"menu",
"menuitem",
"meta",
"meter",
"multicol",
"multiple",
"nav",
"nobr",
"noembed",
"noframes",
"nohref",
"noresize",
"noscript",
"noshade",
"nowrap",
"object",
"ol",
"optgroup",
"option",
"output",
"p",
"param",
"picture",
"plaintext",
"pre",
"progress",
"q",
"rb",
"readonly",
"rp",
"rt",
"rtc",
"ruby",
"s",
"samp",
"script",
"section",
"select",
"selected",
"shadow",
"small",
"source",
"spacer",
"span",
"strike",
"strong",
"style",
"sub",
"summary",
"sup",
"svg",
"table",
"tbody",
"td",
"template",
"textarea",
"tfoot",
"th",
"thead",
"time",
"title",
"tr",
"track",
"tt",
"u",
"ul",
"var",
"video",
"wbr",
"xmp",
"XXX",
].forEach(function(tag) {
scan(document.createElement(tag));
});
[
"abort",
"absolutedeviceorientation",
"activate",
"active",
"addsourcebuffer",
"addstream",
"addtrack",
"afterprint",
"afterscriptexecute",
"afterupdate",
"animationcancel",
"animationend",
"animationiteration",
"animationstart",
"appinstalled",
"audioend",
"audioprocess",
"audiostart",
"autocomplete",
"autocompleteerror",
"auxclick",
"beforeactivate",
"beforecopy",
"beforecut",
"beforedeactivate",
"beforeeditfocus",
"beforeinstallprompt",
"beforepaste",
"beforeprint",
"beforescriptexecute",
"beforeunload",
"beforeupdate",
"blocked",
"blur",
"bounce",
"boundary",
"cached",
"cancel",
"candidatewindowhide",
"candidatewindowshow",
"candidatewindowupdate",
"canplay",
"canplaythrough",
"cellchange",
"change",
"chargingchange",
"chargingtimechange",
"checking",
"click",
"close",
"compassneedscalibration",
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