function xpathSelect()

in apps/mountebank-mock/mountebank-source/src/models/xpath.js [13:41]

• 25 lines of code
• 7 McCabe index (conditional complexity)

function xpathSelect (selectFn, selector, doc) {
    if (!helpers.defined(doc)) {
        return [];
    }

    if (doc && doc.implementation) {
        // Monkey patch due to some legacy case sensitivity check in xpath
        // Couldn't find a way to patch xpath due to closures so patched the dom instead
        const originalHasFeature = doc.implementation.hasFeature;
        doc.implementation.hasFeature = (feature, version) => {
            if (feature === 'HTML' && version === '2.0') {
                return false;
            }
            else {
                return originalHasFeature.apply(doc.implementation, [feature, version]);
            }
        };
    }

    try {
        return selectFn(selector, doc);
    }
    catch (e) {
        throw errors.ValidationError('malformed xpath predicate selector', {
            source: selector,
            inner: e
        });
    }
}