From 6c8890953bfac44500c78adfe5257a8831be08cd Mon Sep 17 00:00:00 2001
From: Paolo Brasolin <paolo.brasolin@gmail.com>
Date: Wed, 24 Nov 2021 20:13:50 +0100
Subject: [PATCH] fix: add missing flag to GREP #8

---
 CHANGELOG.md | 9 ++++++++-
 action.yml   | 2 +-
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 413e086..a4e7cf8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,12 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [1.0.2] - 2021-11-24
+
+### Fixed
+
+- Comments in package files are now correctly ignored.
+
 ## [1.0.1] - 2021-11-11
 
 ### Fixed
@@ -20,6 +26,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - First public release.
 
-[unreleased]: https://github.com/paolobrasolin/setup-texlive-action/compare/v1.0.0...HEAD
+[unreleased]: https://github.com/paolobrasolin/setup-texlive-action/compare/v1.0.2...HEAD
+[1.0.2]: https://github.com/paolobrasolin/setup-texlive-action/compare/v1.0.1...v1.0.2
 [1.0.1]: https://github.com/paolobrasolin/setup-texlive-action/compare/v1.0.0...v1.0.1
 [1.0.0]: https://github.com/paolobrasolin/setup-texlive-action/releases/tag/v1.0.0
diff --git a/action.yml b/action.yml
index 55083ba..7b86d2c 100644
--- a/action.yml
+++ b/action.yml
@@ -126,7 +126,7 @@ runs:
       run: |
         # Install TeX Live packages (Linux or macOS)
         ## Read nonempty lines from packages file into an array
-        while IFS=\= read pkg; do TEXLIVE_PACKAGES+=($pkg); done < <(grep --invert-match '^(\s*#.*)?$' "$TEXLIVE_PACKAGES_PATH")
+        while IFS=\= read pkg; do TEXLIVE_PACKAGES+=($pkg); done < <(grep --invert-match --extended-regexp '^(\s*#.*)?$' "$TEXLIVE_PACKAGES_PATH")
         ## Use tlmgr to install the packages
         tlmgr install "${TEXLIVE_PACKAGES[@]}"