feat(useTemporaryDirectory): Make writeFile return the absolute path to the file

Author: vinsonchuong

README.md

@@ -27,8 +27,9 @@ Returns an object with the following members:
 
 - `path`: The absolute path to the temporary directory.
 - `writeFile(filePath, fileContents)`: Write a file with path relative to the
-  temporary directory. Any leading whitespace in the file contents is stripped.
-  If the file starts with a shebang, it is given executable permissions.
+  temporary directory, returning the absolute path to the file. Any leading
+  whitespace in the file contents is stripped. If the file starts with a
+  shebang, it is given executable permissions.
 
 ```js
 import process from 'node:process'

use-temporary-directory/index.js

@@ -24,7 +24,7 @@ import stripIndent from 'strip-indent'
  *
  * @return {Promise<{
  *   path: string,
- *   writeFile(filePath: string, fileContents: string): Promise<void>
+ *   writeFile(filePath: string, fileContents: string): Promise<string>
  * }>} an object allowing manipulation of files within the directory.
  */
 export default async function (t, options) {
@@ -49,6 +49,8 @@ export default async function (t, options) {
       if (contents.startsWith('#!')) {
         await fs.chmod(absolutePath, 0o755)
       }
+
+      return absolutePath
     },
   }
 }

use-temporary-directory/index.test.js

@@ -14,11 +14,14 @@ test.serial('creating a directory', async (t) => {
   const stats = await fs.stat(directory.path)
   t.true(stats.isDirectory())
 
-  await directory.writeFile(
-    'file.txt',
-    `
-    Hello World!
-  `,
+  t.is(
+    await directory.writeFile(
+      'file.txt',
+      `
+      Hello World!
+    `,
+    ),
+    path.join(directory.path, 'file.txt'),
   )
 
   t.is(