68 lines
1.2 KiB
JavaScript
68 lines
1.2 KiB
JavaScript
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/*!
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* Jade - utils
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* Copyright(c) 2010 TJ Holowaychuk <tj@vision-media.ca>
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* MIT Licensed
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*/
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/**
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* Convert interpolation in the given string to JavaScript.
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*
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* @param {String} str
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* @return {String}
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* @api private
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*/
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var interpolate = exports.interpolate = function(str){
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return str.replace(/(_SLASH_)?([#!]){(.*?)}/g, function(str, escape, flag, code){
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code = code
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.replace(/\\'/g, "'")
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.replace(/_SLASH_/g, '\\');
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return escape
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? str.slice(7)
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: "' + "
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+ ('!' == flag ? '' : 'escape')
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+ "((interp = " + code
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+ ") == null ? '' : interp) + '";
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});
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};
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/**
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* Escape single quotes in `str`.
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*
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* @param {String} str
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* @return {String}
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* @api private
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*/
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var escape = exports.escape = function(str) {
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return str.replace(/'/g, "\\'");
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};
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/**
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* Interpolate, and escape the given `str`.
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*
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* @param {String} str
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* @return {String}
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* @api private
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*/
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exports.text = function(str){
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return interpolate(escape(str));
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};
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/**
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* Merge `b` into `a`.
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*
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* @param {Object} a
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* @param {Object} b
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* @return {Object}
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* @api public
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*/
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exports.merge = function(a, b) {
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for (var key in b) a[key] = b[key];
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return a;
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};
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