forked from zhurui/management
177 lines
4.3 KiB
JavaScript
177 lines
4.3 KiB
JavaScript
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// Generated by CoffeeScript 1.9.3
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var SpecialString, fn, i, len, prop, ref;
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module.exports = SpecialString = (function() {
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var self;
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self = SpecialString;
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SpecialString._tabRx = /^\t/;
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SpecialString._tagRx = /^<[^>]+>/;
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SpecialString._quotedHtmlRx = /^&(gt|lt|quot|amp|apos|sp);/;
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function SpecialString(str) {
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if (!(this instanceof self)) {
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return new self(str);
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}
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this._str = String(str);
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this._len = 0;
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}
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SpecialString.prototype._getStr = function() {
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return this._str;
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};
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SpecialString.prototype.set = function(str) {
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this._str = String(str);
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return this;
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};
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SpecialString.prototype.clone = function() {
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return new SpecialString(this._str);
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};
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SpecialString.prototype.isEmpty = function() {
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return this._str === '';
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};
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SpecialString.prototype.isOnlySpecialChars = function() {
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return !this.isEmpty() && this.length === 0;
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};
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SpecialString.prototype._reset = function() {
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return this._len = 0;
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};
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SpecialString.prototype.splitIn = function(limit, trimLeftEachLine) {
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var buffer, bufferLength, justSkippedSkipChar, lines;
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if (trimLeftEachLine == null) {
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trimLeftEachLine = false;
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}
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buffer = '';
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bufferLength = 0;
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lines = [];
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justSkippedSkipChar = false;
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self._countChars(this._str, function(char, charLength) {
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if (bufferLength > limit || bufferLength + charLength > limit) {
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lines.push(buffer);
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buffer = '';
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bufferLength = 0;
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}
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if (bufferLength === 0 && char === ' ' && !justSkippedSkipChar && trimLeftEachLine) {
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return justSkippedSkipChar = true;
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} else {
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buffer += char;
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bufferLength += charLength;
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return justSkippedSkipChar = false;
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}
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});
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if (buffer.length > 0) {
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lines.push(buffer);
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}
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return lines;
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};
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SpecialString.prototype.trim = function() {
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return new SpecialString(this.str.trim());
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};
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SpecialString.prototype.trimLeft = function() {
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return new SpecialString(this.str.replace(/^\s+/, ''));
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};
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SpecialString.prototype.trimRight = function() {
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return new SpecialString(this.str.replace(/\s+$/, ''));
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};
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SpecialString.prototype._getLength = function() {
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var sum;
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sum = 0;
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self._countChars(this._str, function(char, charLength) {
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sum += charLength;
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});
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return sum;
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};
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SpecialString.prototype.cut = function(from, to, trimLeft) {
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var after, before, cur, cut;
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if (trimLeft == null) {
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trimLeft = false;
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}
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if (to == null) {
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to = this.length;
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}
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from = parseInt(from);
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if (from >= to) {
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throw Error("`from` shouldn't be larger than `to`");
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}
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before = '';
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after = '';
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cut = '';
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cur = 0;
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self._countChars(this._str, (function(_this) {
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return function(char, charLength) {
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if (_this.str === 'ab<tag>') {
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console.log(charLength, char);
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}
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if (cur === from && char.match(/^\s+$/) && trimLeft) {
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return;
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}
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if (cur < from) {
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before += char;
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} else if (cur < to || cur + charLength <= to) {
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cut += char;
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} else {
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after += char;
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}
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cur += charLength;
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};
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})(this));
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this._str = before + after;
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this._reset();
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return SpecialString(cut);
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};
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SpecialString._countChars = function(text, cb) {
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var char, charLength, m;
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while (text.length !== 0) {
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if (m = text.match(self._tagRx)) {
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char = m[0];
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charLength = 0;
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text = text.substr(char.length, text.length);
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} else if (m = text.match(self._quotedHtmlRx)) {
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char = m[0];
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charLength = 1;
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text = text.substr(char.length, text.length);
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} else if (text.match(self._tabRx)) {
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char = "\t";
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charLength = 8;
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text = text.substr(1, text.length);
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} else {
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char = text[0];
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charLength = 1;
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text = text.substr(1, text.length);
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}
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cb.call(null, char, charLength);
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}
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};
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return SpecialString;
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})();
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ref = ['str', 'length'];
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fn = function() {
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var methodName;
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methodName = '_get' + prop[0].toUpperCase() + prop.substr(1, prop.length);
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return SpecialString.prototype.__defineGetter__(prop, function() {
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return this[methodName]();
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});
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};
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for (i = 0, len = ref.length; i < len; i++) {
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prop = ref[i];
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fn();
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}
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