41 lines
No EOL
804 B
JavaScript
41 lines
No EOL
804 B
JavaScript
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/**
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@constructor
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*/
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JSDOC.TextStream = function(text) {
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if (typeof(text) == "undefined") text = "";
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text = ""+text;
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this.text = text;
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this.cursor = 0;
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}
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JSDOC.TextStream.prototype.look = function(n) {
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if (typeof n == "undefined") n = 0;
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if (this.cursor+n < 0 || this.cursor+n >= this.text.length) {
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var result = new String("");
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result.eof = true;
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return result;
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}
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return this.text.charAt(this.cursor+n);
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}
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JSDOC.TextStream.prototype.next = function(n) {
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if (typeof n == "undefined") n = 1;
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if (n < 1) return null;
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var pulled = "";
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for (var i = 0; i < n; i++) {
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if (this.cursor+i < this.text.length) {
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pulled += this.text.charAt(this.cursor+i);
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}
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else {
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var result = new String("");
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result.eof = true;
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return result;
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}
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}
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this.cursor += n;
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return pulled;
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} |