function render()

in themes/hive/static/js/search.js [102:125]

• 20 lines of code
• 4 McCabe index (conditional complexity)

function render(templateString, data) {
    var conditionalMatches, conditionalPattern, copy;
    conditionalPattern = /\$\{\s*isset ([a-zA-Z]*) \s*\}(.*)\$\{\s*end\s*}/g;
    //since loop below depends on re.lastInxdex, we use a copy to capture any manipulations whilst inside the loop
    copy = templateString;
    while ((conditionalMatches = conditionalPattern.exec(templateString)) !== null) {
        if (data[conditionalMatches[1]]) {
            //valid key, remove conditionals, leave contents.
            copy = copy.replace(conditionalMatches[0], conditionalMatches[2]);
        } else {
            //not valid, remove entire section
            copy = copy.replace(conditionalMatches[0], '');
        }
    }
    templateString = copy;
    //now any conditionals removed we can do simple substitution
    var key, find, re;
    for (key in data) {
        find = '\\$\\{\\s*' + key + '\\s*\\}';
        re = new RegExp(find, 'g');
        templateString = templateString.replace(re, data[key]);
    }
    return templateString;
}