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35bf9d27a3
This is because the HostConfig can't be guaranteed to be consistent with other code such as code that touches the DOM directly. Ideally we'd have a more systemic solution to this since it will pop up for other packages later too.
84 lines
2.6 KiB
JavaScript
84 lines
2.6 KiB
JavaScript
/**
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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* @flow
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*/
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'use strict';
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const chalk = require('chalk');
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const fs = require('fs');
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const mkdirp = require('mkdirp');
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const inlinedHostConfigs = require('../shared/inlinedHostConfigs');
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const configTemplate = fs
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.readFileSync(__dirname + '/config/flowconfig')
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.toString();
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function writeConfig(renderer, isFizzSupported) {
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const folder = __dirname + '/' + renderer;
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mkdirp.sync(folder);
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const fizzRenderer = isFizzSupported ? renderer : 'custom';
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const config = configTemplate
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.replace(
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'%REACT_RENDERER_FLOW_OPTIONS%',
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`
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module.name_mapper='react-reconciler/inline.${renderer}$$' -> 'react-reconciler/inline-typed'
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module.name_mapper='ReactFiberHostConfig$$' -> 'forks/ReactFiberHostConfig.${renderer}'
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module.name_mapper='react-stream/inline.${renderer}$$' -> 'react-stream/inline-typed'
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module.name_mapper='ReactFizzHostConfig$$' -> 'forks/ReactFizzHostConfig.${fizzRenderer}'
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module.name_mapper='ReactFizzFormatConfig$$' -> 'forks/ReactFizzFormatConfig.${fizzRenderer}'
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`.trim(),
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)
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.replace(
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'%REACT_RENDERER_FLOW_IGNORES%',
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renderer === 'dom' || renderer === 'dom-browser'
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? ''
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: // If we're not checking DOM, ignore the DOM package since it
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// won't be consistent.
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`
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.*/packages/react-dom/.*
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.*/packages/.*/forks/.*.dom.js
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.*/packages/.*/forks/.*.dom-browser.js
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`.trim(),
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);
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const disclaimer = `
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# ---------------------------------------------------------------#
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# NOTE: this file is generated. #
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# If you want to edit it, open ./scripts/flow/config/flowconfig. #
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# Then run Yarn for changes to take effect. #
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# ---------------------------------------------------------------#
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`.trim();
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const configFile = folder + '/.flowconfig';
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let oldConfig;
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try {
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oldConfig = fs.readFileSync(configFile).toString();
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} catch (err) {
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oldConfig = null;
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}
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const newConfig = `
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${disclaimer}
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${config}
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${disclaimer}
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`.trim();
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if (newConfig !== oldConfig) {
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fs.writeFileSync(configFile, newConfig);
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console.log(chalk.dim('Wrote a Flow config to ' + configFile));
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}
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}
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// Write multiple configs in different folders
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// so that we can run those checks in parallel if we want.
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inlinedHostConfigs.forEach(rendererInfo => {
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if (rendererInfo.isFlowTyped) {
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writeConfig(rendererInfo.shortName, rendererInfo.isFizzSupported);
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}
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});
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