22 lines
566 B
JavaScript
22 lines
566 B
JavaScript
var longest = require('./longest');
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var isArr = require('./isArr');
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var isUndef = require('./isUndef');
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var map = require('./map');
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var lpad = require('./lpad');
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exports = function(str, width) {
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var ret = str;
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if (!isArr(ret)) {
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ret = ret.split(regLineBreak);
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}
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if (isUndef(width)) width = longest(str);
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ret = map(ret, function(str) {
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var len = str.length;
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return lpad(str, floor((width - len) / 2) + len);
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});
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return ret.join('\n');
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};
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var regLineBreak = /\n/g;
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var floor = Math.floor;
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module.exports = exports;
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