function parseDuration()

in lib/odata/odatautils.js [1046:1093]

• 37 lines of code
• 14 McCabe index (conditional complexity)

function parseDuration(duration) {

    var parts = parseTimeRE.exec(duration);

    if (parts === null) {
        throw { message: "Invalid duration value." };
    }

    var years = parts[2] || "0";
    var months = parts[3] || "0";
    var days = parseInt10(parts[4] || 0);
    var hours = parseInt10(parts[5] || 0);
    var minutes = parseInt10(parts[6] || 0);
    var seconds = parseFloat(parts[7] || 0);

    if (years !== "0" || months !== "0") {
        throw { message: "Unsupported duration value." };
    }

    var ms = parts[8];
    var ns = 0;
    if (!ms) {
        ms = 0;
    } else {
        if (ms.length > 7) {
            throw { message: "Cannot parse duration value to given precision." };
        }

        ns = formatNumberWidth(ms.substring(3), 4, true);
        ms = formatNumberWidth(ms.substring(0, 3), 3, true);

        ms = parseInt10(ms);
        ns = parseInt10(ns);
    }

    ms += seconds * 1000 + minutes * 60000 + hours * 3600000 + days * 86400000;

    if (parts[1] === "-") {
        ms = -ms;
    }

    var result = { ms: ms, __edmType: "Edm.Time" };

    if (ns) {
        result.ns = ns;
    }
    return result;
}