Invert logic

--quiet
  Disable all output of the program. Implies --exit-code.

--exit-code
  Make the program exit with codes similar to diff(1).
  That is, it exits with 1 if there were differences
  and 0 means no differences.

Author: humitos

.readthedocs.yml

@@ -19,15 +19,13 @@ build:
       # https://docs.readthedocs.io/en/stable/build-customization.html#cancel-build-based-on-a-condition
       #
       # Cancel building pull requests when there aren't changed in the docs directory.
-      # `--quiet` exits with a 1 when there **are** changes,
-      # so we invert the logic with a !
       #
-      # If there are no changes (exit 0) we force the command to return with 183.
+      # If there are no changes (git diff exits with 0) we force the command to return with 183.
       # This is a special exit code on Read the Docs that will cancel the build immediately.
       - |
         if [ "$READTHEDOCS_VERSION_TYPE" = "external" ];
         then
-          ! git diff --quiet origin/main -- docs/ && exit 183;
+          git diff --quiet origin/main -- docs/ && exit 183;
         fi
 
 search:

docs/user/build-customization.rst

@@ -140,15 +140,13 @@ Here is an example that cancels builds from pull requests when there are no chan
      jobs:
        post_checkout:
          # Cancel building pull requests when there aren't changed in the docs directory.
-         # `--quiet` exits with a 1 when there **are** changes,
-         # so we invert the logic with a !
          #
-         # If there are no changes (exit 0) we force the command to return with 183.
+         # If there are no changes (git diff exits with 0) we force the command to return with 183.
          # This is a special exit code on Read the Docs that will cancel the build immediately.
          - |
            if [ "$READTHEDOCS_VERSION_TYPE" = "external" ];
            then
-             ! git diff --quiet origin/main -- docs/ && exit 183;
+             git diff --quiet origin/main -- docs/ && exit 183;
            fi