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{ readFileSync } from 'fs';\nimport path from 'path';\n\nimport { createFilter } from '@rollup/pluginutils';\nimport type { FilterPattern } from '@rollup/pluginutils';\nimport type { BunPlugin, JavaScriptLoader, PluginBuilder } from 'bun';\nimport { resolveSync, Transpiler } from 'bun';\n\nimport { asyncResolveFallback } from '@wyw-in-js/shared';\nimport type {\n  IFileReporterOptions,\n  PluginOptions,\n  Preprocessor,\n} from '@wyw-in-js/transform';\nimport {\n  createFileReporter,\n  slugify,\n  transform,\n  TransformCacheCollection,\n} from '@wyw-in-js/transform';\n\nexport type BunPluginOptions = {\n  debug?: IFileReporterOptions | false | null | undefined;\n  exclude?: FilterPattern;\n  filter?: RegExp | string;\n  include?: FilterPattern;\n  keepComments?: boolean | RegExp;\n  nodeModules?: boolean;\n  prefixer?: boolean;\n  preprocessor?: Preprocessor;\n  sourceMap?: boolean;\n  transformLibraries?: boolean;\n} & Partial<PluginOptions>;\n\nconst nodeModulesRegex = /^(?:.*[\\\\/])?node_modules(?:[\\\\/].*)?$/;\n\nfunction getLoader(filename: string): JavaScriptLoader {\n  const ext = path.extname(filename);\n  switch (ext) {\n    case '.jsx':\n      return 'jsx';\n    case '.ts':\n    case '.mts':\n    case '.cts':\n      return 'ts';\n    case '.tsx':\n      return 'tsx';\n    default:\n      return 'js';\n  }\n}\n\nfunction splitQueryAndHash(request: string): {\n  specifier: string;\n  suffix: string;\n} {\n  const queryIdx = request.indexOf('?');\n  const hashIdx = request.indexOf('#');\n\n  if (queryIdx === -1 && hashIdx === -1) {\n    return { specifier: request, suffix: '' };\n  }\n\n  let startIdx: number;\n  if (queryIdx === -1) {\n    startIdx = hashIdx;\n  } else if (hashIdx === -1) {\n    startIdx = queryIdx;\n  } else {\n    startIdx = Math.min(queryIdx, hashIdx);\n  }\n\n  return {\n    specifier: request.slice(0, startIdx),\n    suffix: request.slice(startIdx),\n  };\n}\n\nexport default function wywInJS({\n  debug,\n  include,\n  exclude,\n  filter = /\\.[cm]?[jt]sx?$/,\n  nodeModules = false,\n  transformLibraries,\n  sourceMap,\n  keepComments,\n  prefixer,\n  preprocessor,\n  ...rest\n}: BunPluginOptions = {}): BunPlugin {\n  const cache = new TransformCacheCollection();\n  const filterFn = createFilter(include, exclude);\n  const allowNodeModules = transformLibraries ?? nodeModules;\n\n  return {\n    name: 'wyw-in-js',\n    setup(build: PluginBuilder) {\n      const cssLookup = new Map<string, string>();\n      const emittedWarnings = new Set<string>();\n\n      const { emitter, onDone } = createFileReporter(debug ?? false);\n\n      const transpilers = new Map<\n        JavaScriptLoader,\n        InstanceType<typeof Transpiler>\n      >();\n      const getTranspiler = (\n        loader: JavaScriptLoader\n      ): InstanceType<typeof Transpiler> => {\n        const cached = transpilers.get(loader);\n        if (cached) {\n          return cached;\n        }\n\n        const created = new Transpiler({ loader, autoImportJSX: true });\n        transpilers.set(loader, created);\n        return created;\n      };\n\n      const asyncResolve = async (\n        what: string,\n        importer: string,\n        stack: string[]\n      ): Promise<string | null> => {\n        const { specifier, suffix } = splitQueryAndHash(what);\n        try {\n          return (await asyncResolveFallback(specifier, importer, stack))\n            .replace(/\\\\/g, path.posix.sep)\n            .concat(suffix);\n        } catch {\n          return resolveSync(specifier, importer)\n            .replace(/\\\\/g, path.posix.sep)\n            .concat(suffix);\n        }\n      };\n\n      const emitWarning = (message: string) => {\n        const match = message.match(/\\nconfig key: (.+)\\n/);\n        const key = match?.[1] ?? message;\n        if (emittedWarnings.has(key)) {\n          return;\n        }\n\n        emittedWarnings.add(key);\n        // eslint-disable-next-line no-console\n        console.warn(message);\n      };\n\n      build.onEnd(() => {\n        onDone(process.cwd());\n      });\n\n      build.onResolve({ filter: /\\.wyw\\.css$/ }, (args) => ({\n        namespace: 'wyw-in-js',\n        path: args.path,\n      }));\n\n      build.onLoad({ filter: /.*/, namespace: 'wyw-in-js' }, async (args) => {\n        const contents = cssLookup.get(args.path);\n        if (typeof contents === 'undefined') {\n          return undefined;\n        }\n\n        return {\n          contents,\n          loader: 'css',\n        };\n      });\n\n      const filterRegexp =\n        typeof filter === 'string' ? new RegExp(filter) : filter;\n\n      build.onLoad({ filter: filterRegexp }, async (args) => {\n        if (!filterFn(args.path)) {\n          return undefined;\n        }\n\n        if (!allowNodeModules && nodeModulesRegex.test(args.path)) {\n          return undefined;\n        }\n\n        const rawCode = readFileSync(args.path, 'utf8');\n        const loader = getLoader(args.path);\n        const transpiler = getTranspiler(loader);\n\n        const code = transpiler.transformSync(rawCode);\n\n        const transformServices = {\n          options: {\n            filename: args.path,\n            pluginOptions: rest,\n            prefixer,\n            keepComments,\n            preprocessor,\n            root: process.cwd(),\n          },\n          cache,\n          emitWarning,\n          eventEmitter: emitter,\n        };\n\n        const result = await transform(transformServices, code, asyncResolve);\n\n        const { cssText } = result;\n\n        if (typeof cssText === 'undefined') {\n          return undefined;\n        }\n\n        if (cssText === '') {\n          let contents = result.code;\n\n          if (sourceMap && result.sourceMap) {\n            const map = Buffer.from(JSON.stringify(result.sourceMap)).toString(\n              'base64'\n            );\n            contents += `\\n//# sourceMappingURL=data:application/json;base64,${map}`;\n          }\n\n          return {\n            contents,\n            loader,\n          };\n        }\n\n        const slug = slugify(cssText);\n        const cssFilename = `${args.path.replace(\n          /\\.[cm]?[jt]sx?$/,\n          ''\n        )}_${slug}.wyw.css`.replace(/\\\\/g, path.posix.sep);\n\n        let nextCssText = cssText;\n        let contents = `${result.code}\\nimport ${JSON.stringify(\n          cssFilename\n        )};\\n`;\n\n        if (sourceMap && result.cssSourceMapText) {\n          const map = Buffer.from(result.cssSourceMapText).toString('base64');\n          nextCssText += `/*# sourceMappingURL=data:application/json;base64,${map}*/`;\n        }\n\n        if (sourceMap && result.sourceMap) {\n          const map = Buffer.from(JSON.stringify(result.sourceMap)).toString(\n            'base64'\n          );\n          contents += `//# sourceMappingURL=data:application/json;base64,${map}\\n`;\n        }\n\n        cssLookup.set(cssFilename, nextCssText);\n\n        return {\n          contents,\n          loader,\n        };\n      });\n    },\n  };\n}\n"],"file":"index.mjs"}