#!/usr/bin/env node
|
const fs = require('fs');
|
const cssesc = require('../cssesc.js');
|
const strings = process.argv.splice(2);
|
const stdin = process.stdin;
|
const options = {};
|
const log = console.log;
|
|
const main = function() {
|
const option = strings[0];
|
|
if (/^(?:-h|--help|undefined)$/.test(option)) {
|
log(
|
'cssesc v%s - https://mths.be/cssesc',
|
cssesc.version
|
);
|
log([
|
'\nUsage:\n',
|
'\tcssesc [string]',
|
'\tcssesc [-i | --identifier] [string]',
|
'\tcssesc [-s | --single-quotes] [string]',
|
'\tcssesc [-d | --double-quotes] [string]',
|
'\tcssesc [-w | --wrap] [string]',
|
'\tcssesc [-e | --escape-everything] [string]',
|
'\tcssesc [-v | --version]',
|
'\tcssesc [-h | --help]',
|
'\nExamples:\n',
|
'\tcssesc \'f\xF6o \u2665 b\xE5r \uD834\uDF06 baz\'',
|
'\tcssesc --identifier \'f\xF6o \u2665 b\xE5r \uD834\uDF06 baz\'',
|
'\tcssesc --escape-everything \'f\xF6o \u2665 b\xE5r \uD834\uDF06 baz\'',
|
'\tcssesc --double-quotes --wrap \'f\xF6o \u2665 b\xE5r \uD834\uDF06 baz\'',
|
'\techo \'f\xF6o \u2665 b\xE5r \uD834\uDF06 baz\' | cssesc'
|
].join('\n'));
|
return process.exit(1);
|
}
|
|
if (/^(?:-v|--version)$/.test(option)) {
|
log('v%s', cssesc.version);
|
return process.exit(1);
|
}
|
|
strings.forEach(function(string) {
|
// Process options
|
if (/^(?:-i|--identifier)$/.test(string)) {
|
options.isIdentifier = true;
|
return;
|
}
|
if (/^(?:-s|--single-quotes)$/.test(string)) {
|
options.quotes = 'single';
|
return;
|
}
|
if (/^(?:-d|--double-quotes)$/.test(string)) {
|
options.quotes = 'double';
|
return;
|
}
|
if (/^(?:-w|--wrap)$/.test(string)) {
|
options.wrap = true;
|
return;
|
}
|
if (/^(?:-e|--escape-everything)$/.test(string)) {
|
options.escapeEverything = true;
|
return;
|
}
|
|
// Process string(s)
|
let result;
|
try {
|
result = cssesc(string, options);
|
log(result);
|
} catch (exception) {
|
log(exception.message + '\n');
|
log('Error: failed to escape.');
|
log('If you think this is a bug in cssesc, please report it:');
|
log('https://github.com/mathiasbynens/cssesc/issues/new');
|
log(
|
'\nStack trace using cssesc@%s:\n',
|
cssesc.version
|
);
|
log(exception.stack);
|
return process.exit(1);
|
}
|
});
|
// Return with exit status 0 outside of the `forEach` loop, in case
|
// multiple strings were passed in.
|
return process.exit(0);
|
|
};
|
|
if (stdin.isTTY) {
|
// handle shell arguments
|
main();
|
} else {
|
let timeout;
|
// Either the script is called from within a non-TTY context, or `stdin`
|
// content is being piped in.
|
if (!process.stdout.isTTY) {
|
// The script was called from a non-TTY context. This is a rather uncommon
|
// use case we don’t actively support. However, we don’t want the script
|
// to wait forever in such cases, so…
|
timeout = setTimeout(function() {
|
// …if no piped data arrived after a whole minute, handle shell
|
// arguments instead.
|
main();
|
}, 60000);
|
}
|
let data = '';
|
stdin.on('data', function(chunk) {
|
clearTimeout(timeout);
|
data += chunk;
|
});
|
stdin.on('end', function() {
|
strings.push(data.trim());
|
main();
|
});
|
stdin.resume();
|
}
|
