test out different workspaces

src/Misc/expressionFunc/hashFiles/src/hashFiles.ts

@@ -1,5 +1,9 @@
-//const glob = require('@actions/glob')
+import * as crypto from 'crypto'
+import * as fs from 'fs'
 import * as glob from '@actions/glob'
+import * as path from 'path'
+import * as stream from 'stream'
+import * as util from 'util'
 
 async function run(): Promise<void> {
   // arg0 -> node
@@ -14,18 +18,48 @@ async function run(): Promise<void> {
   }
 
   console.log(`Match Pattern: ${matchPatterns}`)
-  try {
-    const result = await glob.hashFiles(
-      matchPatterns,
-      {followSymbolicLinks},
-      true
-    )
-    console.error(`__OUTPUT__${result}__OUTPUT__`)
-    process.exit(0)
-  } catch (error) {
-    console.log(error)
-    process.exit(1)
+  let hasMatch = false
+  console.log('runner cwd: ', process.cwd())
+  const githubWorkspace = process.env['GITHUB_WORKSPACE'] ?? process.cwd()
+  console.log('current workspace: ', process.env['GITHUB_WORKSPACE'])
+  const result = crypto.createHash('sha256')
+  let count = 0
+  const globber = await glob.create(matchPatterns, {followSymbolicLinks})
+  for await (const file of globber.globGenerator()) {
+    console.log(file)
+    if (!file.startsWith(`${githubWorkspace}${path.sep}`)) {
+      console.log(`Ignore '${file}' since it is not under GITHUB_WORKSPACE.`)
+      continue
+    }
+    if (fs.statSync(file).isDirectory()) {
+      console.log(`Skip directory '${file}'.`)
+      continue
+    }
+    const hash = crypto.createHash('sha256')
+    const pipeline = util.promisify(stream.pipeline)
+    await pipeline(fs.createReadStream(file), hash)
+    result.write(hash.digest())
+    count++
+    if (!hasMatch) {
+      hasMatch = true
+    }
+  }
+  result.end()
+
+  if (hasMatch) {
+    console.log(`Found ${count} files to hash.`)
+    console.error(`__OUTPUT__${result.digest('hex')}__OUTPUT__`)
+  } else {
+    console.error(`__OUTPUT____OUTPUT__`)
   }
 }
 
 run()
+  .then(out => {
+    console.log(out)
+    process.exit(0)
+  })
+  .catch(err => {
+    console.error(err)
+    process.exit(1)
+  })