Function map has a Cognitive Complexity of 52 (exceeds 5 allowed). Consider refactoring.

Open

async function map(document, mappings, plugins) {

    /**
     * @function processMappings
     *

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Function map has 123 lines of code (exceeds 25 allowed). Consider refactoring.

Open

async function map(document, mappings, plugins) {

    /**
     * @function processMappings
     *

Function processMappings has 118 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    function processMappings(mappings, document, result, parentKey) {

        _.each(mappings, function(path, key) {

            key = parentKey ? `${parentKey}.${key}` : key;

Function getValue has 32 lines of code (exceeds 25 allowed). Consider refactoring.

Open

        function getValue(path, subDocument) {

            if (!path) return;

            if (path === '!') return document;

Function parseMappings has 6 arguments (exceeds 4 allowed). Consider refactoring.

Open

                    function parseMappings(result, innerResult, path, key, $value, $key) {

Avoid deeply nested control flow statements.

Open

                                if (!!path.prerequisite) {
                                    if (!!eval(path.prerequisite)) _.set(result, fullPath, innerResult);
                                } else _.set(result, fullPath, innerResult);

Avoid deeply nested control flow statements.

Open

                                if (!!path.prerequisite) {
                                    if (!!eval(path.prerequisite)) _.updateWith(result, key, function(theArray){ theArray.push(innerResult); return theArray }, []);
                                } else _.updateWith(result, key, function(theArray){ theArray.push(innerResult); return theArray }, []);

Avoid too many return statements within this function.

Open

                return _.isPlainObject(subDocument) ? _.get(subDocument, path) :  _.get(document, path);

Avoid too many return statements within this function.

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                    return plugins[functionCall].apply(null, paramteresValues);

Avoid too many return statements within this function.

Open

            } else return getValue(path, $value);

Avoid too many return statements within this function.

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                return isValidValue ? applyTransformation(null, parameters.targetValue, null, subDocument) : null;

Avoid too many return statements within this function.

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                return getValue(pathWithDefault[0], subDocument) || getValue(`${pathWithDefault[1]}`);