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#! /bin/bash
# Simple shell script for running jshint and nicely formatting the output
JS_FILES=`find resources/frontend_client/app -name "*.js" | grep -v bower_components | grep -v 'app/test/' | grep -v '\#' | grep -v 'app/dist/'`
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BOLD='\033[1;30m'
RED='\033[0;31m' # \e doesn't work on OS X but \033 works on either
NC='\033[0m'
HAS_ERROR=0
# Make the .js_hint_output dir if needed
if [ ! -d .js_hint_output ]; then
mkdir .js_hint_output
fi
# cache file names are are just filename with '/' replaced by '_' and stuck in the .js_hint_output dir
cache_file_name () {
echo ".js_hint_output/"`echo $1 | sed 's:/:_:g'`
}
# return unix timestamp for file or 0 if it doesn't exist
# find out if stat supports --format (Linux or Mac w/ updated coreutils via homebrew) or
# if we need to use -c (default OS X)
# OS X version doesn't support --version so see if doing that returns non-zero exit code
if (( `stat --version >/dev/null 2>/dev/null; echo "$?"` )); then
STAT_FORMAT_FLAG='-f%m';
else
STAT_FORMAT_FLAG='--format=%Y';
fi
file_modified () {
file=$1
if [ -f "$file" ] && [ -n "$file" ]; then # make sure filename is non-empty, -f will return true otherwise
echo `stat $STAT_FORMAT_FLAG $file`
else
echo "0";
fi
}
# Default output repeats file name on every offending line;
# Instead, we'll print the filename once in bold for all bad files
# and then print just the errors in red
run_js_lint () {
file=$1
output_file=$2
$JS_HINT $JS_HINT_OPTS $file | perl -pe 's/^.*(line.*)$/$1/' | sort > $output_file
}
for file in $JS_FILES; do
# Find matching cached output if file hasn't changed since last run
cache_file=$(cache_file_name $file)
# get file modified dates
file_modified_date=$(file_modified $file)
cache_file_modified_date=$(file_modified $cache_file)
# run js lint to (re-)generate cache file if it's older than $file
if [ $cache_file_modified_date -lt $file_modified_date ]; then
run_js_lint $file $cache_file
fi
# ok, output the cached file either way
errors=$(cat $cache_file)
if [ -n "$errors" ]; then
echo -e "\n\n"${BOLD}"$file"
echo -e ${RED}
echo "$errors"
echo -e ${NC}
HAS_ERROR=1
fi
done
if [[ $HAS_ERROR -eq 1 ]]; then
exit 1
else
exit 0
fi