23 lines
529 B
Bash
Executable File
23 lines
529 B
Bash
Executable File
#!/usr/bin/env bash
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# rewrite default merge subject to `merge: <branch with dashes as spaces>`
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msg_file="$1"
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source="$2"
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[[ "$source" == "merge" ]] || exit 0
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subject=$(head -n1 "$msg_file")
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if [[ "$subject" =~ ^Merge\ remote-tracking\ branch\ \'[^/]+/([^\']+)\' ]]; then
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branch="${BASH_REMATCH[1]}"
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elif [[ "$subject" =~ ^Merge\ branch\ \'([^\']+)\' ]]; then
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branch="${BASH_REMATCH[1]}"
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else
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exit 0
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fi
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{
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printf 'merge: %s\n' "${branch//-/ }"
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tail -n +2 "$msg_file"
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} > "$msg_file.tmp" && mv "$msg_file.tmp" "$msg_file"
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