From 4e0bbc48fc050bb592f6ee4d18aa179dfcbaf04b Mon Sep 17 00:00:00 2001
From: Patrick <patrick.tolosa@cloudinary.com>
Date: Thu, 18 Feb 2021 15:51:00 +0200
Subject: [PATCH] Add flag for ignore-mask-channels

---
 __TESTS__/unit/actions/Flag.test.ts |  6 +++++-
 src/qualifiers/flag.ts              | 14 ++++++++++++--
 2 files changed, 17 insertions(+), 3 deletions(-)

diff --git a/__TESTS__/unit/actions/Flag.test.ts b/__TESTS__/unit/actions/Flag.test.ts
index 5f3062ec..5f8fa6c9 100644
--- a/__TESTS__/unit/actions/Flag.test.ts
+++ b/__TESTS__/unit/actions/Flag.test.ts
@@ -31,6 +31,9 @@ describe('Tests for Transformation Action -- Flag', () => {
       .addFlag(Flag.keepIptc())
       .addFlag(Flag.custom('myFlag'))
       .addFlag(Flag.layerApply())
+      .addFlag(Flag.ignoreMaskChannels())
+
+
 
       .setPublicID('sample')
       .toURL();
@@ -57,7 +60,8 @@ describe('Tests for Transformation Action -- Flag', () => {
       'fl_keep_attribution',
       'fl_keep_iptc',
       'fl_myFlag',
-      'fl_layer_apply'
+      'fl_layer_apply',
+      'fl_ignore_mask_channels'
     ].join('/');
 
     expect(url).toBe(`https://res.cloudinary.com/demo/image/upload/${expectedToContain}/sample`);
diff --git a/src/qualifiers/flag.ts b/src/qualifiers/flag.ts
index 81acae2d..9048ec26 100644
--- a/src/qualifiers/flag.ts
+++ b/src/qualifiers/flag.ts
@@ -484,6 +484,16 @@ function waveform(): FlagQualifier {
   return new FlagQualifier('waveform');
 }
 
+/**
+ * @summary qualifier
+ * @memberOf Qualifiers.Flag
+ * @description A qualifier that ensures that an alpha channel is not applied to a TIFF image if it is a mask channel.
+ * @return {Qualifiers.Flag.FlagQualifier}
+ */
+function ignoreMaskChannels(): FlagQualifier {
+  return new FlagQualifier('ignore_mask_channels');
+}
+
 
 const Flag = {
   animated, anyFormat, animatedPng, animatedWebP,
@@ -491,7 +501,7 @@ const Flag = {
   sanitize, stripProfile, tiff8Lzw, attachment, forceIcc, forceStrip, getInfo, immutableCache,
   keepAttribution, keepIptc, custom, streamingAttachment, hlsv3, keepDar, noStream, mono,
   layerApply, relative, regionRelative, splice, truncateTS, waveform, ignoreInitialAspectRatio, clip,
-  tiled, noOverflow
+  tiled, noOverflow, ignoreMaskChannels
 };
 
 export {
@@ -500,7 +510,7 @@ export {
   sanitize, stripProfile, tiff8Lzw, attachment, forceIcc, forceStrip, getInfo, immutableCache,
   keepAttribution, keepIptc, custom, streamingAttachment, hlsv3, keepDar, noStream, mono,
   layerApply, relative, regionRelative, splice, truncateTS, waveform, ignoreInitialAspectRatio, clip,
-  tiled, noOverflow
+  tiled, noOverflow, ignoreMaskChannels
 };