63 lines
1.5 KiB
JavaScript
63 lines
1.5 KiB
JavaScript
'use strict';
|
|
|
|
/*
|
|
|
|
this seems to be not only shorter, but faster than
|
|
string.replace(/\\/g, '\\\\').
|
|
replace(/\u0008/g, '\\b').
|
|
replace(/\t/g, '\\t').
|
|
replace(/\n/g, '\\n').
|
|
replace(/\f/g, '\\f').
|
|
replace(/\r/g, '\\r').
|
|
replace(/'/g, '\\\'').
|
|
replace(/"/g, '\\"');
|
|
or string.replace(/[\-\[\]\/\{\}\(\)\*\+\?\.\\\^\$\|]/g, "\\$&")
|
|
see http://jsperf.com/string-escape-regexp-vs-json-stringify
|
|
*/
|
|
function srcEscape(str) {
|
|
return JSON.stringify({
|
|
[str]: 1
|
|
}).slice(1, -3);
|
|
}
|
|
|
|
exports.srcEscape = srcEscape;
|
|
|
|
let highlightFn;
|
|
let cardinalRecommended = false;
|
|
try {
|
|
highlightFn = require('cardinal').highlight;
|
|
} catch (err) {
|
|
highlightFn = text => {
|
|
if (!cardinalRecommended) {
|
|
// eslint-disable-next-line no-console
|
|
console.log('For nicer debug output consider install cardinal@^2.0.0');
|
|
cardinalRecommended = true;
|
|
}
|
|
return text;
|
|
};
|
|
}
|
|
|
|
/**
|
|
* Prints debug message with code frame, will try to use `cardinal` if available.
|
|
*/
|
|
function printDebugWithCode(msg, code) {
|
|
// eslint-disable-next-line no-console
|
|
console.log(`\n\n${msg}:\n`);
|
|
// eslint-disable-next-line no-console
|
|
console.log(`${highlightFn(code)}\n`);
|
|
}
|
|
|
|
exports.printDebugWithCode = printDebugWithCode;
|
|
|
|
/**
|
|
* checks whether the `type` is in the `list`
|
|
*/
|
|
function typeMatch(type, list, Types) {
|
|
if (Array.isArray(list)) {
|
|
return list.some(t => type === Types[t]);
|
|
}
|
|
|
|
return !!list;
|
|
}
|
|
|
|
exports.typeMatch = typeMatch;
|