@mometa/materials-resolver/es/utils/resolve-async-config.js

Resolve materials config

var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
    return new (P || (P = Promise))(function (resolve, reject) {
        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
        step((generator = generator.apply(thisArg, _arguments || [])).next());
    });
};
import * as nps from 'path';
import * as fs from 'fs';
const isObject = (value) => typeof value === 'object' && value !== null;
const isPromise = (val) => (val && val instanceof Promise) || typeof val.then === 'function';
// Customized for this use-case
const isObjectCustom = (value) => isObject(value) && !(value instanceof RegExp) && !(value instanceof Error) && !(value instanceof Date);
export const mapObjectSkip = Symbol('mapObjectSkip');
const _mapObject = (object, mapper, options, isSeen = new WeakMap()) => {
    options = Object.assign({ deep: false, target: {} }, options);
    if (isSeen.has(object)) {
        return isSeen.get(object);
    }
    isSeen.set(object, options.target);
    const { target } = options;
    delete options.target;
    const mapArray = (array) => array.map((element) => (isObjectCustom(element) ? _mapObject(element, mapper, options, isSeen) : element));
    if (Array.isArray(object)) {
        return mapArray(object);
    }
    for (const [key, value] of Object.entries(object)) {
        const mapResult = mapper(key, value, object, target);
        if (mapResult === mapObjectSkip) {
            continue;
        }
        let [newKey, newValue, { shouldRecurse = true } = {}] = mapResult;
        // Drop `__proto__` keys.
        if (newKey === '__proto__') {
            continue;
        }
        if (options.deep && shouldRecurse && isObjectCustom(newValue)) {
            newValue = Array.isArray(newValue) ? mapArray(newValue) : _mapObject(newValue, mapper, options, isSeen);
        }
        target[newKey] = newValue;
    }
    return target;
};
function mapObject(object, mapper, options) {
    if (!isObject(object)) {
        throw new TypeError(`Expected an object, got \`${object}\` (${typeof object})`);
    }
    return _mapObject(object, mapper, options);
}
export function resolveAsyncConfig(config) {
    return __awaiter(this, void 0, void 0, function* () {
        config = yield Promise.resolve(config);
        if (Array.isArray(config)) {
            config = yield Promise.all(config);
        }
        const tasks = [];
        const newConfig = mapObject(config, (key, val, raw, target) => {
            if (isPromise(val)) {
                tasks.push(Promise.resolve(val).then((resolved) => {
                    target[key] = resolved;
                }));
                return [key, val, { shouldRecurse: false }];
            }
            if (Array.isArray(val)) {
                tasks.push(Promise.all(val).then((resolved) => {
                    target[key] = resolved;
                }));
                return [key, val];
            }
            return [key, val];
        }, {
            deep: true
        });
        yield Promise.all(tasks);
        return newConfig;
    });
}
const myRequire = (p) => {
    var _a;
    const mod = require(resolvePath(p));
    if (mod.__esModule) {
        return (_a = mod.default) !== null && _a !== void 0 ? _a : mod;
    }
    return mod;
};
const resolvePath = (p) => {
    let pkgName;
    try {
        pkgName = require.resolve(nps.join(p, 'package.json'));
    }
    catch (e) {
        if (e.code !== 'MODULE_NOT_FOUND') {
            throw e;
        }
    }
    if (pkgName) {
        const pkg = JSON.parse(fs.readFileSync(pkgName, 'utf-8'));
        if (pkg.mometa && typeof pkg.mometa === 'string') {
            return require.resolve(nps.join(p, pkg.mometa));
        }
    }
    return require.resolve(p);
};
export function resolveLibMatConfig(path) {
    return __awaiter(this, void 0, void 0, function* () {
        let config;
        if (nps.isAbsolute(path) || path.startsWith('.')) {
            config = myRequire(nps.resolve(path));
        }
        else if (path.startsWith('@')) {
            config = myRequire(path);
        }
        else if (resolvePath(`@mometa-mat/${path}`)) {
            config = myRequire(`@mometa-mat/${path}`);
        }
        else {
            config = myRequire(path);
        }
        return resolveAsyncConfig(config);
    });
}
//# sourceMappingURL=resolve-async-config.js.map