27 lines
672 B
JavaScript
27 lines
672 B
JavaScript
module.exports = function (opts) {
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var sep = opts ? opts.sep : '{}'
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var len = sep.length
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var whitespace = '\\s*'
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var left = escape(sep.substring(0, len / 2)) + whitespace
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var right = whitespace + escape(sep.substring(len / 2, len))
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return function (template, values) {
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Object.keys(values).forEach(function (key) {
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var value = String(values[key]).replace(/\$/g, '$$$$')
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template = template.replace(regExp(key), value)
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})
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return template
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}
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function escape (s) {
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return [].map.call(s, function (char) {
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return '\\' + char
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}).join('')
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}
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function regExp (key) {
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return new RegExp(left + key + right, 'g')
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}
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}
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