From d12639ca4c70c7478445fc6c7418a2e7891ef23f Mon Sep 17 00:00:00 2001
From: Adam Gruber <talknmime@gmail.com>
Date: Fri, 5 Nov 2021 10:59:55 -0400
Subject: [PATCH] Revert fsu.writeFileUnique usage

---
 src/lib/main.js            | 17 ++++++++++++-----
 test/spec/lib/main.test.js | 16 ++++++++--------
 2 files changed, 20 insertions(+), 13 deletions(-)

diff --git a/src/lib/main.js b/src/lib/main.js
index 2412729..0b6f3b2 100644
--- a/src/lib/main.js
+++ b/src/lib/main.js
@@ -21,11 +21,18 @@ const semverRegex = /\d+\.\d+\.\d+(?:-(alpha|beta)\.\d+)?/;
  * @return {Promise} Resolves with filename if successfully saved
  */
 function saveFile(filename, data, overwrite) {
-  return overwrite
-    ? fs.outputFile(filename, data).then(() => filename)
-    : fsu.writeFileUnique(filename.replace(fileExtRegex, '{_###}$&'), data, {
-        force: true,
-      });
+  if (overwrite) {
+    return fs.outputFile(filename, data).then(() => filename);
+  }
+
+  return new Promise((resolve, reject) => {
+    fsu.writeFileUnique(
+      filename.replace(fileExtRegex, '{_###}$&'),
+      data,
+      { force: true },
+      (err, savedFile) => (err === null ? resolve(savedFile) : reject(err))
+    );
+  });
 }
 
 /**
diff --git a/test/spec/lib/main.test.js b/test/spec/lib/main.test.js
index 087c0d9..b595be6 100644
--- a/test/spec/lib/main.test.js
+++ b/test/spec/lib/main.test.js
@@ -149,7 +149,7 @@ describe('lib/main', () => {
       it('with timestamp, boolean -> default format', () => {
         opts.timestamp = true;
         opts.overwrite = false;
-        writeFileUniqueStub.resolves(null);
+        writeFileUniqueStub.yields(null);
         return mareport.create(testData, opts).then(() => {
           expect(writeFileUniqueStub.args[0][0]).to.equal(
             getExpectedName(`_${cleanDateStr('isoDateTime')}`)
@@ -160,7 +160,7 @@ describe('lib/main', () => {
       it('with timestamp, true string -> default format', () => {
         opts.timestamp = 'true';
         opts.overwrite = false;
-        writeFileUniqueStub.resolves(null);
+        writeFileUniqueStub.yields(null);
         return mareport.create(testData, opts).then(() => {
           expect(writeFileUniqueStub.args[0][0]).to.equal(
             getExpectedName(`_${cleanDateStr('isoDateTime')}`)
@@ -171,7 +171,7 @@ describe('lib/main', () => {
       it('with timestamp, false string -> no timestamp', () => {
         opts.timestamp = 'false';
         opts.overwrite = false;
-        writeFileUniqueStub.resolves(null);
+        writeFileUniqueStub.yields(null);
         return mareport.create(testData, opts).then(() => {
           expect(writeFileUniqueStub.args[0][0]).to.equal(getExpectedName(''));
         });
@@ -180,7 +180,7 @@ describe('lib/main', () => {
       it('with timestamp, empty string -> default format', () => {
         opts.timestamp = '';
         opts.overwrite = false;
-        writeFileUniqueStub.resolves(null);
+        writeFileUniqueStub.yields(null);
         return mareport.create(testData, opts).then(() => {
           expect(writeFileUniqueStub.args[0][0]).to.equal(
             getExpectedName(`_${cleanDateStr('isoDateTime')}`)
@@ -191,7 +191,7 @@ describe('lib/main', () => {
       it('with timestamp, fullDate format', () => {
         opts.timestamp = 'fullDate';
         opts.overwrite = false;
-        writeFileUniqueStub.resolves(null);
+        writeFileUniqueStub.yields(null);
         return mareport.create(testData, opts).then(() => {
           expect(writeFileUniqueStub.args[0][0]).to.equal(
             getExpectedName(`_${cleanDateStr('fullDate')}`)
@@ -202,7 +202,7 @@ describe('lib/main', () => {
       it('with timestamp, longTime format', () => {
         opts.timestamp = 'longTime';
         opts.overwrite = false;
-        writeFileUniqueStub.resolves(null);
+        writeFileUniqueStub.yields(null);
         return mareport.create(testData, opts).then(() => {
           expect(writeFileUniqueStub.args[0][0]).to.equal(
             getExpectedName(`_${cleanDateStr('longTime')}`)
@@ -217,7 +217,7 @@ describe('lib/main', () => {
         reportDir: 'test',
         reportFilename: 'test',
       };
-      writeFileUniqueStub.resolves(null);
+      writeFileUniqueStub.yields(null);
       const expectedFilename = path.resolve(
         process.cwd(),
         'test',
@@ -246,7 +246,7 @@ describe('lib/main', () => {
 
     it('rejects when writeFileUnique throws', () => {
       opts.overwrite = false;
-      writeFileUniqueStub.rejects(new Error('save error'));
+      writeFileUniqueStub.yields(new Error('save error'));
       return expect(mareport.create(testData, opts)).to.be.rejectedWith(
         'save error'
       );