80 lines
2.5 KiB
JavaScript
80 lines
2.5 KiB
JavaScript
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#!/usr/bin/env node
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/**
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* @fileoverview Main CLI that is run via the eslint command.
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* @author Nicholas C. Zakas
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*/
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/* eslint no-console:off */
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"use strict";
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//------------------------------------------------------------------------------
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// Helpers
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//------------------------------------------------------------------------------
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const useStdIn = (process.argv.indexOf("--stdin") > -1),
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init = (process.argv.indexOf("--init") > -1),
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debug = (process.argv.indexOf("--debug") > -1);
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// must do this initialization *before* other requires in order to work
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if (debug) {
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require("debug").enable("eslint:*,-eslint:code-path");
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}
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//------------------------------------------------------------------------------
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// Requirements
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//------------------------------------------------------------------------------
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// now we can safely include the other modules that use debug
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const cli = require("../lib/cli"),
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path = require("path"),
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fs = require("fs");
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//------------------------------------------------------------------------------
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// Execution
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//------------------------------------------------------------------------------
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process.once("uncaughtException", err => {
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// lazy load
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const lodash = require("lodash");
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if (typeof err.messageTemplate === "string" && err.messageTemplate.length > 0) {
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const template = lodash.template(fs.readFileSync(path.resolve(__dirname, `../messages/${err.messageTemplate}.txt`), "utf-8"));
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const pkg = require("../package.json");
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console.error("\nOops! Something went wrong! :(");
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console.error(`\nESLint: ${pkg.version}.\n${template(err.messageData || {})}`);
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} else {
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console.error(err.stack);
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}
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process.exitCode = 2;
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});
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if (useStdIn) {
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/*
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* Note: `process.stdin.fd` is not used here due to https://github.com/nodejs/node/issues/7439.
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* Accessing the `process.stdin` property seems to modify the behavior of file descriptor 0, resulting
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* in an error when stdin is piped in asynchronously.
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*/
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const STDIN_FILE_DESCRIPTOR = 0;
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process.exitCode = cli.execute(process.argv, fs.readFileSync(STDIN_FILE_DESCRIPTOR, "utf8"));
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} else if (init) {
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const configInit = require("../lib/config/config-initializer");
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configInit.initializeConfig().then(() => {
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process.exitCode = 0;
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}).catch(err => {
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process.exitCode = 1;
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console.error(err.message);
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console.error(err.stack);
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});
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} else {
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process.exitCode = cli.execute(process.argv);
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}
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