Support path pattern to match test report files

src/main.ts

@@ -1,10 +1,12 @@
-import * as core from '@actions/core'
-import * as github from '@actions/github'
+import core from '@actions/core'
+import github from '@actions/github'
+import fs from 'fs'
+import glob from 'fast-glob'
 import {parseDartJson} from './parsers/dart-json/dart-json-parser'
 import {parseDotnetTrx} from './parsers/dotnet-trx/dotnet-trx-parser'
 import {parseJestJunit} from './parsers/jest-junit/jest-junit-parser'
 import {ParseOptions, ParseTestResult} from './parsers/parser-types'
-import {getFileContent, normalizeDirPath} from './utils/file-utils'
+import {normalizeDirPath} from './utils/file-utils'
 import {listFiles} from './utils/git'
 import {getCheckRunSha} from './utils/github-utils'
 
@@ -26,6 +28,7 @@ async function main(): Promise<void> {
   const workDirInput = core.getInput('working-directory', {required: false})
 
   if (workDirInput) {
+    core.info(`Changing directory to ${workDirInput}`)
     process.chdir(workDirInput)
   }
 
@@ -44,8 +47,14 @@ async function main(): Promise<void> {
   }
 
   const parser = getParser(reporter)
-  const content = getFileContent(path)
-  const result = await parser(content, opts)
+  const files = await getFiles(path)
+
+  if (files.length === 0) {
+    core.setFailed(`No file matches path ${path}`)
+    return
+  }
+
+  const result = await parser(files[0].content, opts)
   const conclusion = result.success ? 'success' : 'failure'
 
   await octokit.checks.create({
@@ -78,4 +87,14 @@ function getParser(reporter: string): ParseTestResult {
   }
 }
 
+export async function getFiles(pattern: string): Promise<{path: string; content: string}[]> {
+  const paths = await glob(pattern, {dot: true})
+  return Promise.all(
+    paths.map(async path => {
+      const content = await fs.promises.readFile(path, {encoding: 'utf8'})
+      return {path, content}
+    })
+  )
+}
+
 run()

src/utils/file-utils.ts

@@ -1,24 +1,10 @@
-import * as fs from 'fs'
-
-export function getFileContent(path: string): string {
-  if (!fs.existsSync(path)) {
-    throw new Error(`File '${path}' not found`)
-  }
-
-  if (!fs.lstatSync(path).isFile()) {
-    throw new Error(`'${path}' is not a file`)
-  }
-
-  return fs.readFileSync(path, {encoding: 'utf8'})
-}
-
-export function normalizeDirPath(path: string, trailingSeparator: boolean): string {
+export function normalizeDirPath(path: string, addTrailingSlash: boolean): string {
   if (!path) {
     return path
   }
 
   path = normalizeFilePath(path)
-  if (trailingSeparator && !path.endsWith('/')) {
+  if (addTrailingSlash && !path.endsWith('/')) {
     path += '/'
   }
   return path