hexo/node_modules/titlecase/to-title-case.js

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/*
* To Title Case 2.1 http://individed.com/code/to-title-case/
* Copyright © 20082013 David Gouch. Licensed under the MIT License.
*
* modifications by @rvagg Apr-2014
*/
//String.prototype.toTitleCase = function(){
var smallWords = /^(a|an|and|as|at|but|by|en|for|if|in|nor|of|on|or|per|the|to|vs?\.?|via)$/i;
module.exports = function toTitleCase(str){
return titleCase(str, smallWords)
}
module.exports.toTitleCase = module.exports
var laxWords = require('./articles').concat(require('./prepositions')).concat(require('./conjunctions'))
.concat(smallWords.source.replace(/(^\^\(|\)\$$)/g, '').split('|'))
.concat(['is']) // a personal preference
, laxWordsRe = new RegExp('^(' + laxWords.join('|') + ')$', 'i')
module.exports.toLaxTitleCase = function toLaxTitleCase(str){
return titleCase(str, laxWordsRe)
}
function titleCase (str, smallWords) {
if (!str)
return str
return str.replace(/[A-Za-z0-9\u00C0-\u00FF]+[^\s-]*/g, function(match, index, title){
if (index > 0 && index + match.length !== title.length &&
match.search(smallWords) > -1 && title.charAt(index - 2) !== ':' &&
(title.charAt(index + match.length) !== '-' || title.charAt(index - 1) === '-') &&
title.charAt(index - 1).search(/[^\s-]/) < 0) {
return match.toLowerCase();
}
if (match.substr(1).search(/[A-Z]|\../) > -1) {
return match;
}
return match.charAt(0).toUpperCase() + match.substr(1);
});
}