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#!/bin/bash # Collect the number of [[deprecated]] calls detected when compiling V8. # Requires "v8_deprecate_get_isolate = true" to be useful. set -e if [ -z "$1" ]; then (>&2 echo "Usage: collect_deprecation_stats.sh [<outdir>|<log>]") exit 1 fi if [ -d "$1" ]; then OUTDIR=$1 FULL_LOG=/tmp/get_isolate_deprecation.log gn clean "$OUTDIR" autoninja -C "$OUTDIR" > $FULL_LOG else FULL_LOG=$1 fi FILTERED_LOG=/tmp/filtered_isolate_deprecation.log UNIQUE_WARNINGS_LOG=/tmp/unique_warnings.log grep "warning:" "$FULL_LOG" | sed $' s|^\.\./\.\./||; s/: warning: \'/: /; # strip everything after deprecated function name (including template param). s/\(<.*>\)\\?\'.*//' > $FILTERED_LOG sort -u $FILTERED_LOG > $UNIQUE_WARNINGS_LOG echo "Total deprecated calls: $(wc -l < $UNIQUE_WARNINGS_LOG)" cut -f2 -d' ' $UNIQUE_WARNINGS_LOG | sort | uniq -c