@communities-webruntime/services
Version:
If you would like to run Lightning Web Runtime without the CLI, we expose some of our programmatic APIs available in Node.js. If you're looking for the CLI documentation [you can find that here](https://www.npmjs.com/package/@communities-webruntime/cli).
67 lines • 2.13 kB
JavaScript
/** @hidden */
/**
* Copyright (c) 2019, salesforce.com, inc.
* All rights reserved.
* SPDX-License-Identifier: MIT
* For full license text, see the LICENSE file in the repo root or https://opensource.org/licenses/MIT
*/
import { ContextService } from '../context/context-service.js';
import * as fs from '../utils/filesystem.js';
import { LoadingCache } from './loading-cache.js';
const { getContext } = ContextService;
const cache = new LoadingCache();
/**
* Reads a file synchronously, caching it for
* the current value of the `versionKey`.
*
* @param {*} path The path of the file to read
* @returns The file content
*/
function readFile(path) {
const { versionKey } = getContext();
try {
return cache.get(`${path}@${versionKey}`, () => {
return fs.readFileSync(path, 'utf8');
});
}
catch {
throw new Error(`Failed to read file: ${path}`);
}
}
/**
* Reads a JSON file synchronously, caching it for
* the current value of the `versionKey`.
*
* @param {*} path The path of the file to read.
* @returns The file content as a JSON object
*/
export function readJsonFile(path) {
return JSON.parse(readFile(path));
}
/**
* Reads a folder's content synchronously, caching it for
* the current value of the `versionKey`.
*
* @param {*} path The path of the folder to read.
* @param {*} extension The extension of the files to read.
* @returns Map of the file name and the file content
*/
export function readFolder(path, extension) {
const { versionKey } = getContext();
return cache.get(`${path}@${versionKey}`, () => {
try {
return fs.readdirSync(path).reduce((result, fileName) => {
if (!fileName.endsWith(extension)) {
return result;
}
result[fileName] = fs.readFileSync(`${path}/${fileName}`, 'utf8');
return result;
}, {});
}
catch {
// path does not exist, return empty; faster than checking whether path exists.
return {};
}
});
}
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