52 lines
1.2 KiB
Plaintext
52 lines
1.2 KiB
Plaintext
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#!/usr/bin/env bash
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# A simple script that uses ag <https://github.com/ggreer/the_silver_searcher> and perl
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# to do a project-wide search/replace.
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#
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# Usage: ag-replace [pattern] [replace]
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sanitize() {
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echo "$1" | sed -e "s_/_\\\/_g"
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}
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input=$(sanitize "$1")
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replace=$(sanitize "$2")
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RED=$(printf "\033[31m")
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GREEN=$(printf "\033[32m")
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NC=$(printf "\033[0m")
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# Do a dry run for analysis
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ag "$1" -s --nocolor --nogroup > /tmp/ag-repl
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num=`cat /tmp/ag-repl | wc -l | sed -e "s/ //g"`
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rm -rf /tmp/ag-repl
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if [ "$num" -eq 0 ]; then
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echo "No results were found!"
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exit 1
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fi
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# Show the search/replace results
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ag "$1" $3 -s --group --nocolor --nobreak \
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| perl -pe "s/(?<=.)$input/\033[4m$RED$replace$NC/g" \
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| perl -pe "s/^([^:]+)/$GREEN\$1$NC/g"
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# Ask for confirmation
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echo
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echo -n "Apply $num changes? (y/n) "
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read -n1 REPLY
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echo
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if [[ $REPLY =~ ^[Yy]$ ]]; then
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# Now actually do the search replace! This is destructive. No, no backups are made.
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# You better have read the earlier prompt!
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files=`ag "$1" $3 -s --nogroup --nocolor --files-with-matches`
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out=`echo "$files" | xargs perl -pi -e "s/$input/$replace/g"`
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echo "$files" | sed -e "s/^/ ✓ /g"
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echo
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echo "$num changes made!"
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else
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echo "Aborted!"
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exit 2
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fi
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