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#!/bin/bash |
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# Bad Code Search, with syntax highlighting. |
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# |
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# Sample usage: |
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# bcs.sh --file Lines.*cs Vector3 |
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# bcs.sh -i new vector3 |
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# https://stackoverflow.com/questions/192249/how-do-i-parse-command-line-arguments-in-bash |
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POSITIONAL=() |
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while [[ $# -gt 0 ]] |
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do |
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key="$1" |
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case $key in |
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-f|--file) |
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FILE="$2" |
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shift # past argument |
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shift # past value |
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;; |
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-i|--ignore-case) |
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GREP_FLAGS="-i" |
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shift # past argument |
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;; |
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*) # unknown option |
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POSITIONAL+=("$1") # save it in an array for later |
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shift # past argument |
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;; |
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esac |
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done |
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set -- "${POSITIONAL[@]}" # restore positional parameters |
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if [[ -z $@ ]]; then |
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echo 'Usage: bcs.sh [-i] [-f/--file FILE_PATTERN] QUERY' |
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exit 1 |
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fi |
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# highlight(1) sticks some ANSI cruft into the output. |
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# We just turn spaces into "match anything", which kinda ignores the cruft. |
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QUERY=`echo $@ | sed -e "s/ /.*/g"` |
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if [[ -n $FILE ]]; then |
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files=$(git ls-tree -r master --name-only | grep "$FILE") |
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if [[ -z $files ]]; then |
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echo "no files matched" |
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exit 0 |
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fi |
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for file in `grep -l $GREP_FLAGS "$QUERY" $files`; |
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do |
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echo $file: |
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highlight --force --line-numbers -O xterm256 --stdout $file | \ |
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grep -C 5 $GREP_FLAGS "$QUERY" --label=$file | perl -pne s%^--\$%$file:% |
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done |
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else |
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for file in `grep -l $GREP_FLAGS "$QUERY" $(git ls-tree -r master --name-only)` |
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do |
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echo $file: |
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highlight --force --line-numbers -O xterm256 --stdout $file | \ |
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grep -C 5 $GREP_FLAGS "$QUERY" --label=$file | perl -pne s%^--\$%$file:% |
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done |
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fi |