blob: 778420ce9e8d4b61c1ec44afd691ca59341675ec [file] [log] [blame]
/* eslint-disable node/no-unsupported-features/es-syntax */
/**
* @param {RegExp} regex
* @param {string} newFlags
* @param {Integer} [newLastIndex=regex.lastIndex]
* @returns {RegExp}
*/
function mixinRegex(regex, newFlags) {
var newLastIndex = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : regex.lastIndex;
newFlags = newFlags || '';
regex = new RegExp(regex.source, (newFlags.includes('g') ? 'g' : regex.global ? 'g' : '') + (newFlags.includes('i') ? 'i' : regex.ignoreCase ? 'i' : '') + (newFlags.includes('m') ? 'm' : regex.multiline ? 'm' : '') + (newFlags.includes('u') ? 'u' : regex.sticky ? 'u' : '') + (newFlags.includes('y') ? 'y' : regex.sticky ? 'y' : ''));
regex.lastIndex = newLastIndex;
return regex;
}
// We copy the regular expression so as to be able to always ensure the exec
String.prototype.forEach = function (regex, cb) {
var thisObj = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : null;
var matches,
n0,
i = 0;
regex = mixinRegex(regex, 'g');
while ((matches = regex.exec(this)) !== null) {
n0 = matches.splice(0, 1);
cb.apply(thisObj, matches.concat(i++, n0));
}
return this;
};
String.prototype.some = function (regex, cb) {
var thisObj = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : null;
var matches,
ret,
n0,
i = 0;
regex = mixinRegex(regex, 'g');
while ((matches = regex.exec(this)) !== null) {
n0 = matches.splice(0, 1);
ret = cb.apply(thisObj, matches.concat(i++, n0));
if (ret) {
return true;
}
}
return false;
};
String.prototype.every = function (regex, cb) {
var thisObj = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : null;
var matches,
ret,
n0,
i = 0;
regex = mixinRegex(regex, 'g');
while ((matches = regex.exec(this)) !== null) {
n0 = matches.splice(0, 1);
ret = cb.apply(thisObj, matches.concat(i++, n0));
if (!ret) {
return false;
}
}
return true;
};
String.prototype.map = function (regex, cb) {
var thisObj = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : null;
var matches,
n0,
i = 0;
var ret = [];
regex = mixinRegex(regex, 'g');
while ((matches = regex.exec(this)) !== null) {
n0 = matches.splice(0, 1);
ret.push(cb.apply(thisObj, matches.concat(i++, n0)));
}
return ret;
};
String.prototype.filter = function (regex, cb) {
var thisObj = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : null;
var matches,
n0,
i = 0;
var ret = [];
regex = mixinRegex(regex, 'g');
while ((matches = regex.exec(this)) !== null) {
n0 = matches.splice(0, 1);
matches = matches.concat(i++, n0);
if (cb.apply(thisObj, matches)) {
ret.push(n0[0]);
}
}
return ret;
};
String.prototype.reduce = function (regex, cb, prev) {
var thisObj = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : null;
var matches,
n0,
i = 0;
regex = mixinRegex(regex, 'g');
if (!prev) {
if ((matches = regex.exec(this)) !== null) {
n0 = matches.splice(0, 1);
prev = cb.apply(thisObj, [''].concat(matches.concat(i++, n0)));
}
}
while ((matches = regex.exec(this)) !== null) {
n0 = matches.splice(0, 1);
prev = cb.apply(thisObj, [prev].concat(matches.concat(i++, n0)));
}
return prev;
};
String.prototype.reduceRight = function (regex, cb, prevOrig, thisObjOrig) {
var matches,
n0,
i,
prev = prevOrig,
thisObj = thisObjOrig;
var matchesContainer = [];
regex = mixinRegex(regex, 'g');
thisObj = thisObj || null;
while ((matches = regex.exec(this)) !== null) {
matchesContainer.push(matches);
}
i = matchesContainer.length;
if (!i) {
if (arguments.length < 3) {
throw new TypeError('reduce of empty matches array with no initial value');
}
return prev;
}
if (!prev) {
matches = matchesContainer.splice(-1)[0];
n0 = matches.splice(0, 1);
prev = cb.apply(thisObj, [''].concat(matches.concat(i--, n0)));
}
matchesContainer.reduceRight(function (container, mtches) {
n0 = mtches.splice(0, 1);
prev = cb.apply(thisObj, [prev].concat(mtches.concat(i--, n0)));
return container;
}, matchesContainer);
return prev;
};
String.prototype.find = function (regex, cb) {
var thisObj = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : null;
var matches,
ret,
n0,
i = 0;
regex = mixinRegex(regex, 'g');
while ((matches = regex.exec(this)) !== null) {
n0 = matches.splice(0, 1);
ret = cb.apply(thisObj, matches.concat(i++, n0));
if (ret) {
return n0[0];
}
}
return false;
};
String.prototype.findIndex = function (regex, cb) {
var thisObj = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : null;
var matches,
ret,
n0,
i = 0;
regex = mixinRegex(regex, 'g');
while ((matches = regex.exec(this)) !== null) {
n0 = matches.splice(0, 1);
ret = cb.apply(thisObj, matches.concat(i++, n0));
if (ret) {
return i - 1;
}
}
return -1;
};
String.prototype.findExec = function (regex, cb) {
var thisObj = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : null;
var matches,
ret,
n0,
i = 0;
regex = mixinRegex(regex, 'g');
while ((matches = regex.exec(this)) !== null) {
n0 = matches.splice(0, 1);
ret = cb.apply(thisObj, matches.concat(i++, n0));
if (ret) {
return matches;
}
}
return false;
};
String.prototype.filterExec = function (regex, cb) {
var thisObj = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : null;
var matches,
n0,
i = 0;
var ret = [];
regex = mixinRegex(regex, 'g');
while ((matches = regex.exec(this)) !== null) {
n0 = matches.splice(0, 1);
matches.push(i++, n0[0]);
if (cb.apply(thisObj, matches)) {
ret.push(matches);
}
}
return ret;
};