mirror of
https://github.com/carbon-language/carbon-lang.git
synced 2026-09-24 22:02:23 +01:00
Richard Smith
c1080b25ae
Provide a cut-down repository containing just our textmate bundle, both for easy installation in general and so that github's linguist in particular can pick it up and use it for highlighting Carbon files. The sync_repos script is automatically run by our github workflow whenever utils/ changes.
81 lines
2.4 KiB
Bash
Executable File
81 lines
2.4 KiB
Bash
Executable File
#!/usr/bin/env bash
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#
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# Part of the Carbon Language project, under the Apache License v2.0 with LLVM
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# Exceptions. See /LICENSE for license information.
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# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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#
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# Sync directories in the main Carbon repository into dedicated child
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# repositories to better match repository-oriented installing and tooling.
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set -eux
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ORIGIN_DIR="$PWD"
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COMMIT_SHA="$(git rev-parse --short $GITHUB_SHA)"
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COMMIT_SUMMARY="Original $(git show -s --pretty=full "$COMMIT_SHA")
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$(git diff --summary "${COMMIT_SHA}^!")
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"
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# Setup global git configuration.
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GIT_USERNAME="CarbonInfraBot"
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git config --global user.email "infra-role@carbon-lang.dev"
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git config --global user.name "$GIT_USERNAME"
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declare -A MIRRORS
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MIRRORS["utils/vim"]="vim-carbon-lang"
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MIRRORS["utils/textmate"]="carbon.tmbundle"
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for dir in "${!MIRRORS[@]}"; do
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SRC_DIR="$dir"
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DEST_REPO="${MIRRORS[$SRC_DIR]}"
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DEST_REPO_URL="https://$GIT_USERNAME:$API_TOKEN_GITHUB@github.com/carbon-language/$DEST_REPO.git"
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DEST_CLONE_DIR="$(mktemp -d)"
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git clone --single-branch "$DEST_REPO_URL" "$DEST_CLONE_DIR"
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cd "$DEST_CLONE_DIR"
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# Print out the destination repository to help with debugging failures in
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# GitHub's actions.
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ls -al
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# Remove all the existing files to rebuild it from scratch. We ignore when
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# this matches no files to handle freshly created repositories. Also print the
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# status afterward for debugging.
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git rm --ignore-unmatch -r .
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git status
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# Copy the basic framework from the origin repository.
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cp "$ORIGIN_DIR/.gitignore" \
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"$ORIGIN_DIR/CODE_OF_CONDUCT.md" \
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"$ORIGIN_DIR/LICENSE" \
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.
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# Copy the mirrored directory. We use `rsync` to get a more reliable way of
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# handling the mirroring of the contents of a directory. We also make this
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# verbose to help with debugging action failures on GitHub.
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rsync -av "$ORIGIN_DIR/$SRC_DIR/" .
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# Add back all the files now, and print the status for debugging.
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git add -A
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git status
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# See if there is anything to commit and push. This works the same way as
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# diff(1) and so exits zero when there are no changes.
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if ! git diff --cached --quiet; then
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# Commit the new state.
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git commit -F- <<EOF
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Sync $DEST_REPO to carbon-language/carbon-lang@$COMMIT_SHA
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$COMMIT_SUMMARY
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EOF
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git log
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# Push the new commit.
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git push
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fi
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# Cleanup.
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cd "$ORIGIN_DIR"
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rm -rf "$DEST_CLONE_DIR"
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done
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