function createMatcher()

in modules/ROOT/attachments/javadocs/typedevent/0.0.2/remote-spi/search.js [123:159]

• 35 lines of code
• 10 McCabe index (conditional complexity)

function createMatcher(term, camelCase) {
    if (camelCase && !isUpperCase(term)) {
        return null;  // no need for camel-case matcher for lower case query
    }
    var pattern = "";
    var upperCase = [];
    term.trim().split(/\s+/).forEach(function(w, index, array) {
        var tokens = w.split(/(?=[A-Z,.()<>?[\/])/);
        for (var i = 0; i < tokens.length; i++) {
            var s = tokens[i];
            // ',' and '?' are the only delimiters commonly followed by space in java signatures
            pattern += "(" + $.ui.autocomplete.escapeRegex(s).replace(/[,?]/g, "$&\\s*?") + ")";
            upperCase.push(false);
            var isWordToken =  /\w$/.test(s);
            if (isWordToken) {
                if (i === tokens.length - 1 && index < array.length - 1) {
                    // space in query string matches all delimiters
                    pattern += "(.*?)";
                    upperCase.push(isUpperCase(s[0]));
                } else {
                    if (!camelCase && isUpperCase(s) && s.length === 1) {
                        pattern += "()";
                    } else {
                        pattern += "([a-z0-9$<>?[\\]]*?)";
                    }
                    upperCase.push(isUpperCase(s[0]));
                }
            } else {
                pattern += "()";
                upperCase.push(false);
            }
        }
    });
    var re = new RegExp(pattern, "gi");
    re.upperCase = upperCase;
    return re;
}