minimize.ts — react Source File

Source Code

/**
 * Copyright (c) Meta Platforms, Inc. and affiliates.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */

import type {PluginObj} from '@babel/core';
import {transformFromAstSync} from '@babel/core';
import generate from '@babel/generator';
import traverse from '@babel/traverse';
import * as t from '@babel/types';
import type {parseConfigPragmaForTests as ParseConfigPragma} from 'babel-plugin-react-compiler/src/Utils/TestUtils';
import {parseInput} from './compiler.js';
import {PARSE_CONFIG_PRAGMA_IMPORT, BABEL_PLUGIN_SRC} from './constants.js';

type CompileSuccess = {kind: 'success'};
type CompileParseError = {kind: 'parse_error'; message: string};
type CompileErrors = {
  kind: 'errors';
  errors: Array<{category: string; reason: string; description: string | null}>;
};
type CompileResult = CompileSuccess | CompileParseError | CompileErrors;

/**
 * Compile code and extract error information
 */
function compileAndGetError(
  code: string,
  filename: string,
  language: 'flow' | 'typescript',
  sourceType: 'module' | 'script',
  plugin: PluginObj,
  parseConfigPragmaFn: typeof ParseConfigPragma,
): CompileResult {
  let ast: t.File;
  try {
    ast = parseInput(code, filename, language, sourceType);
  } catch (e: unknown) {
    return {kind: 'parse_error', message: (e as Error).message};
  }

  const firstLine = code.substring(0, code.indexOf('\n'));
  const config = parseConfigPragmaFn(firstLine, {compilationMode: 'all'});
  const options = {
    ...config,
    environment: {
      ...config.environment,
    },
    logger: {
      logEvent: () => {},
      debugLogIRs: () => {},
    },
    enableReanimatedCheck: false,
  };

  try {
    transformFromAstSync(ast, code, {
      filename: '/' + filename,
      highlightCode: false,
// ... (2083 more lines)