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Extract getConfigs method from jest-cli index file
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,149 @@ | ||
| /** | ||
| * Copyright (c) 2014-present, Facebook, Inc. All rights reserved. | ||
| * | ||
| * This source code is licensed under the MIT license found in the | ||
| * LICENSE file in the root directory of this source tree. | ||
| * | ||
| * @flow | ||
| */ | ||
|
|
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| import type {Argv} from 'types/Argv'; | ||
| import type {GlobalConfig, Path, ProjectConfig} from 'types/Config'; | ||
|
|
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| import chalk from 'chalk'; | ||
| import exit from 'exit'; | ||
| import fs from 'fs'; | ||
| import logDebugMessages from '../lib/log_debug_messages'; | ||
| import {readConfig} from 'jest-config'; | ||
|
|
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| const printDebugInfoAndExitIfNeeded = ( | ||
| argv, | ||
| globalConfig, | ||
| configs, | ||
| outputStream, | ||
| ) => { | ||
| if (argv.debug) { | ||
| logDebugMessages(globalConfig, configs, outputStream); | ||
| return; | ||
| } | ||
|
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| if (argv.showConfig) { | ||
| logDebugMessages(globalConfig, configs, process.stdout); | ||
| exit(0); | ||
| } | ||
| }; | ||
|
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| const ensureNoDuplicateConfigs = (parsedConfigs, projects, rootConfigPath) => { | ||
| const configPathMap = new Map(); | ||
|
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| for (const config of parsedConfigs) { | ||
| const {configPath} = config; | ||
| if (configPathMap.has(configPath)) { | ||
| const message = `Whoops! Two projects resolved to the same config path: ${chalk.bold( | ||
| String(configPath), | ||
| )}: | ||
| Project 1: ${chalk.bold(projects[parsedConfigs.findIndex(x => x === config)])} | ||
| Project 2: ${chalk.bold( | ||
| projects[parsedConfigs.findIndex(x => x === configPathMap.get(configPath))], | ||
| )} | ||
| This usually means that your ${chalk.bold( | ||
| '"projects"', | ||
| )} config includes a directory that doesn't have any configuration recognizable by Jest. Please fix it. | ||
| `; | ||
|
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| throw new Error(message); | ||
| } | ||
| if (configPath !== null) { | ||
| configPathMap.set(configPath, config); | ||
| } | ||
| } | ||
| }; | ||
|
|
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| // Possible scenarios: | ||
| // 1. jest --config config.json | ||
| // 2. jest --projects p1 p2 | ||
| // 3. jest --projects p1 p2 --config config.json | ||
| // 4. jest --projects p1 | ||
| // 5. jest | ||
| // | ||
| // If no projects are specified, process.cwd() will be used as the default | ||
| // (and only) project. | ||
| export default function getConfigs( | ||
| projectsFromCLIArgs: Array<Path>, | ||
| argv: Argv, | ||
| outputStream: stream$Writable | tty$WriteStream, | ||
| ): { | ||
| globalConfig: GlobalConfig, | ||
| configs: Array<ProjectConfig>, | ||
| hasDeprecationWarnings: boolean, | ||
| } { | ||
| let globalConfig; | ||
| let hasDeprecationWarnings; | ||
| let configs: Array<ProjectConfig> = []; | ||
| let projects = projectsFromCLIArgs; | ||
| let configPath: ?Path; | ||
|
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| if (projectsFromCLIArgs.length === 1) { | ||
| const parsedConfig = readConfig(argv, projects[0]); | ||
| configPath = parsedConfig.configPath; | ||
|
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| if (parsedConfig.globalConfig.projects) { | ||
| // If this was a single project, and its config has `projects` | ||
| // settings, use that value instead. | ||
| projects = parsedConfig.globalConfig.projects; | ||
| } | ||
|
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| hasDeprecationWarnings = parsedConfig.hasDeprecationWarnings; | ||
| globalConfig = parsedConfig.globalConfig; | ||
| configs = [parsedConfig.projectConfig]; | ||
| if (globalConfig.projects && globalConfig.projects.length) { | ||
| // Even though we had one project in CLI args, there might be more | ||
| // projects defined in the config. | ||
| projects = globalConfig.projects; | ||
| } | ||
| } | ||
|
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| if (projects.length > 1) { | ||
| const parsedConfigs = projects | ||
| .filter(root => { | ||
| // Ignore globbed files that cannot be `require`d. | ||
| if ( | ||
| fs.existsSync(root) && | ||
| !fs.lstatSync(root).isDirectory() && | ||
| !root.endsWith('.js') && | ||
| !root.endsWith('.json') | ||
| ) { | ||
| return false; | ||
| } | ||
|
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| return true; | ||
| }) | ||
| .map(root => readConfig(argv, root, true, configPath)); | ||
|
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| ensureNoDuplicateConfigs(parsedConfigs, projects, configPath); | ||
| configs = parsedConfigs.map(({projectConfig}) => projectConfig); | ||
| if (!hasDeprecationWarnings) { | ||
| hasDeprecationWarnings = parsedConfigs.some( | ||
| ({hasDeprecationWarnings}) => !!hasDeprecationWarnings, | ||
| ); | ||
| } | ||
| // If no config was passed initially, use the one from the first project | ||
| if (!globalConfig) { | ||
| globalConfig = parsedConfigs[0].globalConfig; | ||
| } | ||
| } | ||
|
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| if (!globalConfig || !configs.length) { | ||
| throw new Error('jest: No configuration found for any project.'); | ||
| } | ||
|
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| printDebugInfoAndExitIfNeeded(argv, globalConfig, configs, outputStream); | ||
|
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| return { | ||
| configs, | ||
| globalConfig, | ||
| hasDeprecationWarnings: !!hasDeprecationWarnings, | ||
| }; | ||
| } |
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