testcafe/lib/utils/delegated-api.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const API_IMPLEMENTATION_METHOD_RE = /^_(\S+)\$(getter|setter)?$/;
function getDelegatedAPIList(src) {
    return Object
        .getOwnPropertyNames(src)
        .map(prop => {
        const match = prop.match(API_IMPLEMENTATION_METHOD_RE);
        if (match) {
            return {
                srcProp: prop,
                apiProp: match[1],
                accessor: match[2]
            };
        }
        return null;
    })
        .filter(item => !!item);
}
exports.getDelegatedAPIList = getDelegatedAPIList;
function delegateAPI(dest, apiList, opts) {
    apiList.forEach(({ srcProp, apiProp, accessor }) => {
        const fn = function (...args) {
            if (opts.proxyMethod)
                opts.proxyMethod();
            let handler = null;
            if (opts.useCurrentCtxAsHandler)
                handler = this;
            else if (opts.getHandler)
                handler = opts.getHandler(apiProp, accessor);
            else
                handler = opts.handler;
            return handler[srcProp](...args);
        };
        if (accessor === 'getter')
            Object.defineProperty(dest, apiProp, { get: fn, configurable: true });
        else if (accessor === 'setter')
            Object.defineProperty(dest, apiProp, { set: fn, configurable: true });
        else
            dest[apiProp] = fn;
    });
}
exports.delegateAPI = delegateAPI;
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