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{"version":3,"names":["_sourceMap","require","_printer","normalizeOptions","code","opts","ast","experimental_preserveFormat","Error","retainLines","compact","minified","jsescOption","Array","isArray","tokens","format","auxiliaryCommentBefore","auxiliaryCommentAfter","shouldPrintComment","preserveFormat","retainFunctionParens","comments","concise","indent","adjustMultilineComment","style","Object","assign","quotes","wrap","minimal","topicToken","importAttributesKeyword","_opts$recordAndTupleS","decoratorsBeforeExport","json","jsonCompatibleStrings","recordAndTupleSyntaxType","value","includes","length","console","error","filename","undefined","exports","CodeGenerator","constructor","_ast","_format","_map","sourceMaps","SourceMap","generate","printer","Printer","map"],"sources":["../src/index.ts"],"sourcesContent":["import SourceMap from \"./source-map.ts\";\nimport Printer from \"./printer.ts\";\nimport type * as t from \"@babel/types\";\nimport type { Opts as jsescOptions } from \"jsesc\";\nimport type { Format } from \"./printer.ts\";\nimport type {\n  EncodedSourceMap,\n  DecodedSourceMap,\n  Mapping,\n} from \"@jridgewell/gen-mapping\";\n\n/**\n * Normalize generator options, setting defaults.\n *\n * - Detects code indentation.\n * - If `opts.compact = \"auto\"` and the code is over 500KB, `compact` will be set to `true`.\n */\n\nfunction normalizeOptions(\n  code: string | { [filename: string]: string },\n  opts: GeneratorOptions,\n  ast: t.Node,\n): Format {\n  if (opts.experimental_preserveFormat) {\n    if (typeof code !== \"string\") {\n      throw new Error(\n        \"`experimental_preserveFormat` requires the original `code` to be passed to @babel/generator as a string\",\n      );\n    }\n    if (!opts.retainLines) {\n      throw new Error(\n        \"`experimental_preserveFormat` requires `retainLines` to be set to `true`\",\n      );\n    }\n    if (opts.compact && opts.compact !== \"auto\") {\n      throw new Error(\n        \"`experimental_preserveFormat` is not compatible with the `compact` option\",\n      );\n    }\n    if (opts.minified) {\n      throw new Error(\n        \"`experimental_preserveFormat` is not compatible with the `minified` option\",\n      );\n    }\n    if (opts.jsescOption) {\n      throw new Error(\n        \"`experimental_preserveFormat` is not compatible with the `jsescOption` option\",\n      );\n    }\n    if (!Array.isArray((ast as any).tokens)) {\n      throw new Error(\n        \"`experimental_preserveFormat` requires the AST to have attatched the token of the input code. Make sure to enable the `tokens: true` parser option.\",\n      );\n    }\n  }\n\n  const format: Format = {\n    auxiliaryCommentBefore: opts.auxiliaryCommentBefore,\n    auxiliaryCommentAfter: opts.auxiliaryCommentAfter,\n    shouldPrintComment: opts.shouldPrintComment,\n    preserveFormat: opts.experimental_preserveFormat,\n    retainLines: opts.retainLines,\n    retainFunctionParens: opts.retainFunctionParens,\n    comments: opts.comments == null || opts.comments,\n    compact: opts.compact,\n    minified: opts.minified,\n    concise: opts.concise,\n    indent: {\n      adjustMultilineComment: true,\n      style: \"  \",\n    },\n    jsescOption: {\n      quotes: \"double\",\n      wrap: true,\n      minimal: process.env.BABEL_8_BREAKING ? true : false,\n      ...opts.jsescOption,\n    },\n    topicToken: opts.topicToken,\n    importAttributesKeyword: opts.importAttributesKeyword,\n  };\n\n  if (!process.env.BABEL_8_BREAKING) {\n    format.decoratorsBeforeExport = opts.decoratorsBeforeExport;\n    format.jsescOption.json = opts.jsonCompatibleStrings;\n    format.recordAndTupleSyntaxType = opts.recordAndTupleSyntaxType ?? \"hash\";\n  }\n\n  if (format.minified) {\n    format.compact = true;\n\n    format.shouldPrintComment =\n      format.shouldPrintComment || (() => format.comments);\n  } else {\n    format.shouldPrintComment =\n      format.shouldPrintComment ||\n      (value =>\n        format.comments ||\n        value.includes(\"@license\") ||\n        value.includes(\"@preserve\"));\n  }\n\n  if (format.compact === \"auto\") {\n    format.compact = typeof code === \"string\" && code.length > 500_000; // 500KB\n\n    if (format.compact) {\n      console.error(\n        \"[BABEL] Note: The code generator has deoptimised the styling of \" +\n          `${opts.filename} as it exceeds the max of ${\"500KB\"}.`,\n      );\n    }\n  }\n\n  if (format.compact || format.preserveFormat) {\n    format.indent.adjustMultilineComment = false;\n  }\n\n  const { auxiliaryCommentBefore, auxiliaryCommentAfter, shouldPrintComment } =\n    format;\n\n  if (auxiliaryCommentBefore && !shouldPrintComment(auxiliaryCommentBefore)) {\n    format.auxiliaryCommentBefore = undefined;\n  }\n  if (auxiliaryCommentAfter && !shouldPrintComment(auxiliaryCommentAfter)) {\n    format.auxiliaryCommentAfter = undefined;\n  }\n\n  return format;\n}\n\nexport interface GeneratorOptions {\n  /**\n   * Optional string to add as a block comment at the start of the output file.\n   */\n  auxiliaryCommentBefore?: string;\n\n  /**\n   * Optional string to add as a block comment at the end of the output file.\n   */\n  auxiliaryCommentAfter?: string;\n\n  /**\n   * Function that takes a comment (as a string) and returns true if the comment should be included in the output.\n   * By default, comments are included if `opts.comments` is `true` or if `opts.minified` is `false` and the comment\n   * contains `@preserve` or `@license`.\n   */\n  shouldPrintComment?(comment: string): boolean;\n\n  /**\n   * Preserve the input code format while printing the transformed code.\n   * This is experimental, and may have breaking changes in future\n   * patch releases. It will be removed in a future minor release,\n   * when it will graduate to stable.\n   */\n  experimental_preserveFormat?: boolean;\n\n  /**\n   * Attempt to use the same line numbers in the output code as in the source code (helps preserve stack traces).\n   * Defaults to `false`.\n   */\n  retainLines?: boolean;\n\n  /**\n   * Retain parens around function expressions (could be used to change engine parsing behavior)\n   * Defaults to `false`.\n   */\n  retainFunctionParens?: boolean;\n\n  /**\n   * Should comments be included in output? Defaults to `true`.\n   */\n  comments?: boolean;\n\n  /**\n   * Set to true to avoid adding whitespace for formatting. Defaults to the value of `opts.minified`.\n   */\n  compact?: boolean | \"auto\";\n\n  /**\n   * Should the output be minified. Defaults to `false`.\n   */\n  minified?: boolean;\n\n  /**\n   * Set to true to reduce whitespace (but not as much as opts.compact). Defaults to `false`.\n   */\n  concise?: boolean;\n\n  /**\n   * Used in warning messages\n   */\n  filename?: string;\n\n  /**\n   * Enable generating source maps. Defaults to `false`.\n   */\n  sourceMaps?: boolean;\n\n  inputSourceMap?: any;\n\n  /**\n   * A root for all relative URLs in the source map.\n   */\n  sourceRoot?: string;\n\n  /**\n   * The filename for the source code (i.e. the code in the `code` argument).\n   * This will only be used if `code` is a string.\n   */\n  sourceFileName?: string;\n\n  /**\n   * Set to true to run jsesc with \"json\": true to print \"\\u00A9\" vs. \"©\";\n   * @deprecated use `jsescOptions: { json: true }` instead\n   */\n  jsonCompatibleStrings?: boolean;\n\n  /**\n   * Set to true to enable support for experimental decorators syntax before\n   * module exports. If not specified, decorators will be printed in the same\n   * position as they were in the input source code.\n   * @deprecated Removed in Babel 8\n   */\n  decoratorsBeforeExport?: boolean;\n\n  /**\n   * Options for outputting jsesc representation.\n   */\n  jsescOption?: jsescOptions;\n\n  /**\n   * For use with the recordAndTuple token.\n   * @deprecated It will be removed in Babel 8.\n   */\n  recordAndTupleSyntaxType?: \"bar\" | \"hash\";\n\n  /**\n   * For use with the Hack-style pipe operator.\n   * Changes what token is used for pipe bodies’ topic references.\n   */\n  topicToken?: \"%\" | \"#\" | \"@@\" | \"^^\" | \"^\";\n\n  /**\n   * The import attributes syntax style:\n   * - \"with\"        : `import { a } from \"b\" with { type: \"json\" };`\n   * - \"assert\"      : `import { a } from \"b\" assert { type: \"json\" };`\n   * - \"with-legacy\" : `import { a } from \"b\" with type: \"json\";`\n   */\n  importAttributesKeyword?: \"with\" | \"assert\" | \"with-legacy\";\n}\n\nexport interface GeneratorResult {\n  code: string;\n  map: EncodedSourceMap | null;\n  decodedMap: DecodedSourceMap | undefined;\n  rawMappings: Mapping[] | undefined;\n}\n\nif (!process.env.BABEL_8_BREAKING && !USE_ESM) {\n  /**\n   * We originally exported the Generator class above, but to make it extra clear that it is a private API,\n   * we have moved that to an internal class instance and simplified the interface to the two public methods\n   * that we wish to support.\n   */\n\n  // eslint-disable-next-line no-restricted-globals\n  exports.CodeGenerator = class CodeGenerator {\n    private _ast: t.Node;\n    private _format: Format | undefined;\n    private _map: SourceMap | null;\n    constructor(ast: t.Node, opts: GeneratorOptions = {}, code?: string) {\n      this._ast = ast;\n      this._format = normalizeOptions(code, opts, ast);\n      this._map = opts.sourceMaps ? 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