reorganize upload code in prep for merge logic, add more tests

src/upload/upload-artifact.ts

@@ -0,0 +1,77 @@
+import * as core from '@actions/core'
+import artifact, {
+  UploadArtifactOptions,
+  ArtifactNotFoundError
+} from '@actions/artifact'
+import {findFilesToUpload} from '../shared/search'
+import {getInputs} from './input-helper'
+import {NoFileOptions} from './constants'
+import {uploadArtifact} from '../shared/upload-artifact'
+
+async function deleteArtifactIfExists(artifactName: string): Promise<void> {
+  try {
+    await artifact.deleteArtifact(artifactName)
+  } catch (error) {
+    if (error instanceof ArtifactNotFoundError) {
+      core.debug(`Skipping deletion of '${artifactName}', it does not exist`)
+      return
+    }
+
+    // Best effort, we don't want to fail the action if this fails
+    core.debug(`Unable to delete artifact: ${(error as Error).message}`)
+  }
+}
+
+export async function run(): Promise<void> {
+  const inputs = getInputs()
+  const searchResult = await findFilesToUpload(inputs.searchPath)
+  if (searchResult.filesToUpload.length === 0) {
+    // No files were found, different use cases warrant different types of behavior if nothing is found
+    switch (inputs.ifNoFilesFound) {
+      case NoFileOptions.warn: {
+        core.warning(
+          `No files were found with the provided path: ${inputs.searchPath}. No artifacts will be uploaded.`
+        )
+        break
+      }
+      case NoFileOptions.error: {
+        core.setFailed(
+          `No files were found with the provided path: ${inputs.searchPath}. No artifacts will be uploaded.`
+        )
+        break
+      }
+      case NoFileOptions.ignore: {
+        core.info(
+          `No files were found with the provided path: ${inputs.searchPath}. No artifacts will be uploaded.`
+        )
+        break
+      }
+    }
+  } else {
+    const s = searchResult.filesToUpload.length === 1 ? '' : 's'
+    core.info(
+      `With the provided path, there will be ${searchResult.filesToUpload.length} file${s} uploaded`
+    )
+    core.debug(`Root artifact directory is ${searchResult.rootDirectory}`)
+
+    if (inputs.overwrite) {
+      await deleteArtifactIfExists(inputs.artifactName)
+    }
+
+    const options: UploadArtifactOptions = {}
+    if (inputs.retentionDays) {
+      options.retentionDays = inputs.retentionDays
+    }
+
+    if (typeof inputs.compressionLevel !== 'undefined') {
+      options.compressionLevel = inputs.compressionLevel
+    }
+
+    await uploadArtifact(
+      inputs.artifactName,
+      searchResult.filesToUpload,
+      searchResult.rootDirectory,
+      options
+    )
+  }
+}