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// Generated by CoffeeScript 1.7.1
var Pattern;
Pattern = (function() {
Pattern.prototype.regex = null;
Pattern.prototype.rawRegex = null;
Pattern.prototype.cleanedRegex = null;
Pattern.prototype.mapping = null;
function Pattern(rawRegex, modifiers) {
var capturingBracketNumber, char, cleanedRegex, i, len, mapping, name, part, subChar;
if (modifiers == null) {
modifiers = '';
}
cleanedRegex = '';
len = rawRegex.length;
mapping = null;
capturingBracketNumber = 0;
i = 0;
while (i < len) {
char = rawRegex.charAt(i);
if (char === '\\') {
cleanedRegex += rawRegex.slice(i, +(i + 1) + 1 || 9e9);
i++;
} else if (char === '(') {
if (i < len - 2) {
part = rawRegex.slice(i, +(i + 2) + 1 || 9e9);
if (part === '(?:') {
i += 2;
cleanedRegex += part;
} else if (part === '(?<') {
capturingBracketNumber++;
i += 2;
name = '';
while (i + 1 < len) {
subChar = rawRegex.charAt(i + 1);
if (subChar === '>') {
cleanedRegex += '(';
i++;
if (name.length > 0) {
if (mapping == null) {
mapping = {};
}
mapping[name] = capturingBracketNumber;
}
break;
} else {
name += subChar;
}
i++;
}
} else {
cleanedRegex += char;
capturingBracketNumber++;
}
} else {
cleanedRegex += char;
}
} else {
cleanedRegex += char;
}
i++;
}
this.rawRegex = rawRegex;
this.cleanedRegex = cleanedRegex;
this.regex = new RegExp(this.cleanedRegex, 'g' + modifiers.replace('g', ''));
this.mapping = mapping;
}
Pattern.prototype.exec = function(str) {
var index, matches, name, _ref;
this.regex.lastIndex = 0;
matches = this.regex.exec(str);
if (matches == null) {
return null;
}
if (this.mapping != null) {
_ref = this.mapping;
for (name in _ref) {
index = _ref[name];
matches[name] = matches[index];
}
}
return matches;
};
Pattern.prototype.test = function(str) {
this.regex.lastIndex = 0;
return this.regex.test(str);
};
Pattern.prototype.replace = function(str, replacement) {
this.regex.lastIndex = 0;
return str.replace(this.regex, replacement);
};
Pattern.prototype.replaceAll = function(str, replacement, limit) {
var count;
if (limit == null) {
limit = 0;
}
this.regex.lastIndex = 0;
count = 0;
while (this.regex.test(str) && (limit === 0 || count < limit)) {
this.regex.lastIndex = 0;
str = str.replace(this.regex, '');
count++;
}
return [str, count];
};
return Pattern;
})();
module.exports = Pattern;
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