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#!/usr/bin/perl -w
use strict;
use Getopt::Long;
use File::Copy qw/move/;
use File::Temp qw/tempfile/;
use File::Spec;
sub removeConsoleAssertsInFile($$);
sub removeConsoleAssertsInDirectory($);
our $inputDirectory;
our $inputScriptFilename;
our $outputScriptFilename;
GetOptions('input-directory=s' => \$inputDirectory,
'input-script=s' => \$inputScriptFilename,
'output-script=s' => \$outputScriptFilename);
if (defined $inputScriptFilename and defined $outputScriptFilename) {
removeConsoleAssertsInFile($inputScriptFilename, $outputScriptFilename);
exit;
}
if (defined $inputDirectory) {
removeConsoleAssertsInDirectory($inputDirectory);
exit;
}
print "Usage: $0 --input-script <path> --output-script <path>\n";
print "Usage: $0 --input-directory <path>\n";
exit;
sub removeConsoleAssertsInFile($$)
{
my $inputScriptFilename = shift;
my $outputScriptFilename = shift;
open IN, $inputScriptFilename or die "Couldn't open $inputScriptFilename: $!";
my ($out, $tempFilename) = tempfile(UNLINK => 0) or die;
my $previousLine = "";
while (<IN>) {
# Warn about console.assert in control flow statement without braces. Can change logic when stripped.
if (/console\.assert/) {
if ($previousLine =~ /^\s*(for|if|else|while|do)\b/ && $previousLine !~ /\{\s*$/) {
print "WARNING: console.assert inside control flow statement without braces on line: $.: $_";
}
}
s/\s*console\.assert\(.*\);\s*//g;
print $out $_;
$previousLine = $_ if $_ !~ /^\s*$/;
# If console.assert is still on the line, either we missed a semicolon or it is multi-line. These did not get stripped.
if ($_ =~ /\s*console\.assert\(/) {
if ($_ =~ /\)\s*$/) {
print "WARNING: console.assert missing trailing semicolon on line $.: $_" ;
} else {
print "WARNING: Multi-line console.assert on line $.: $_" ;
}
}
}
close $out;
close IN;
move $tempFilename, $outputScriptFilename or die "$!";
}
sub removeConsoleAssertsInDirectory($)
{
my $inputDirectory = shift;
opendir(DIR, $inputDirectory) || die "$!";
my @files = grep { !/^\.{1,2}$/ } readdir (DIR);
closedir(DIR);
foreach my $file (@files) {
next if $file eq '.' or $file eq '..';
my $path = File::Spec->catdir($inputDirectory, $file);
if (-d $path) {
removeConsoleAssertsInDirectory($path);
} elsif ($file =~ /\.js$/) {
removeConsoleAssertsInFile($path, $path);
}
}
}
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