| 1 | 'use strict';
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| 2 |
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| 3 | function spacerStr (len) {
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| 4 | var str = '';
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| 5 | for(var i = 0; i < len; i += 1) {
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| 6 | str += ' ';
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| 7 | }
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| 8 | return str;
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| 9 | }
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| 10 |
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| 11 | function StringWriter (config) {
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| 12 | this.lines = [];
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| 13 | this.lineSeparator = config.lineSeparator;
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| 14 | this.regex = new RegExp(this.lineSeparator, 'g');
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| 15 | this.spacer = spacerStr(config.outputOffset);
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| 16 | }
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| 17 |
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| 18 | StringWriter.prototype.write = function (str) {
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| 19 | this.lines.push(this.spacer + str.replace(this.regex, this.lineSeparator + this.spacer));
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| 20 | };
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| 21 |
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| 22 | StringWriter.prototype.flush = function () {
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| 23 | var str = this.lines.join(this.lineSeparator);
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| 24 | this.lines.length = 0;
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| 25 | return str;
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| 26 | };
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| 27 |
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| 28 | module.exports = StringWriter;
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