typescript-assistant/dist/commands/pre-commit.js

Combines and integrates professional Typescript tools into your project

"use strict";
// pre-commit makes sure the changed code is formatted and linted.
//
// Rationale:
// - Fixing formatting and linting errors are always fast and easy to fix.
// - This prevents over-complicated merge conflicts
// - This prevents small formatting/linting fix commits
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
    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) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
        step((generator = generator.apply(thisArg, _arguments || [])).next());
    });
};
Object.defineProperty(exports, "__esModule", { value: true });
/* tslint:disable no-null-keyword */
const tsfmt = require("typescript-formatter");
const util_1 = require("../util");
exports.createPreCommitCommand = (deps) => {
    let { logger, linter, git } = deps;
    return {
        execute: () => __awaiter(this, void 0, void 0, function* () {
            let files = (yield git.findChangedFiles()).filter(util_1.isTypescriptFile);
            let lintFiles = () => {
                return linter.lintOnce(false, files);
            };
            return tsfmt.processFiles(files, {
                verify: true, replace: false, verbose: false, baseDir: process.cwd(), editorconfig: true, tslint: true, tsfmt: true, tsconfig: true,
                tsconfigFile: null, tslintFile: null, tsfmtFile: null, vscode: false, vscodeFile: null
            }).then((resultList) => __awaiter(this, void 0, void 0, function* () {
                let unformattedFiles = [];
                Object.keys(resultList).forEach((key) => {
                    let result = resultList[key];
                    if (result.error) {
                        unformattedFiles.push(result.fileName);
                    }
                });
                if (unformattedFiles.length === 0) {
                    logger.log('hooks', `All ${files.length} files were formatted`);
                    if (yield lintFiles()) {
                        logger.log('hooks', `All ${files.length} files were linted`);
                        process.exit(0);
                    }
                    else {
                        logger.log('hooks', `There were linting errors`);
                        process.exit(1);
                    }
                }
                else {
                    logger.error('hooks', `The following files were not formatted:\r\n  ${unformattedFiles.join('\r\n  ')}\r\nHint: this can be fixed by running 'npm run fix'`);
                    process.exit(1);
                }
            }));
        })
    };
};
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