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16 KiB
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{"version":3,"names":["_helperPluginUtils","require","_path","_helperModuleTransforms","_core","buildPrerequisiteAssignment","template","buildWrapper","_default","declare","api","options","_api$assumption","_api$assumption2","assertVersion","globals","exactGlobals","allowTopLevelThis","strict","strictMode","noInterop","importInterop","constantReexports","assumption","loose","enumerableModuleMeta","buildBrowserInit","browserGlobals","filename","moduleName","moduleNameOrBasename","value","basename","extname","globalToAssign","t","memberExpression","identifier","toIdentifier","initAssignments","globalName","members","split","slice","reduce","accum","curr","push","GLOBAL_REFERENCE","cloneNode","expressionStatement","assignmentExpression","buildBrowserArg","source","globalRef","requireName","name","visitor","Program","exit","path","isModule","getModuleName","file","opts","moduleNameLiteral","stringLiteral","meta","headers","rewriteModuleStatementsAndPrepareHeader","amdArgs","commonjsArgs","browserArgs","importNames","hasExports","exportName","metadata","callExpression","isSideEffectImport","interop","wrapInterop","header","loc","buildNamespaceInitStatements","ensureStatementsHoisted","unshiftContainer","body","directives","node","umdWrapper","pushContainer","MODULE_NAME","AMD_ARGUMENTS","arrayExpression","COMMONJS_ARGUMENTS","BROWSER_ARGUMENTS","IMPORT_NAMES","GLOBAL_TO_ASSIGN","umdFactory","get","exports","default"],"sources":["../src/index.ts"],"sourcesContent":["import { declare } from \"@babel/helper-plugin-utils\";\nimport { basename, extname } from \"path\";\nimport {\n isModule,\n rewriteModuleStatementsAndPrepareHeader,\n type RewriteModuleStatementsAndPrepareHeaderOptions,\n hasExports,\n isSideEffectImport,\n buildNamespaceInitStatements,\n ensureStatementsHoisted,\n wrapInterop,\n getModuleName,\n} from \"@babel/helper-module-transforms\";\nimport type { PluginOptions } from \"@babel/helper-module-transforms\";\nimport { types as t, template } from \"@babel/core\";\nimport type { NodePath } from \"@babel/traverse\";\n\nconst buildPrerequisiteAssignment = template(`\n GLOBAL_REFERENCE = GLOBAL_REFERENCE || {}\n`);\n// Note: we avoid comparing typeof results with \"object\" or \"symbol\" otherwise\n// they will be processed by `transform-typeof-symbol`, which in return could\n// cause typeof helper used before declaration\nconst buildWrapper = template(`\n (function (global, factory) {\n if (typeof define === \"function\" && define.amd) {\n define(MODULE_NAME, AMD_ARGUMENTS, factory);\n } else if (typeof exports !== \"undefined\") {\n factory(COMMONJS_ARGUMENTS);\n } else {\n var mod = { exports: {} };\n factory(BROWSER_ARGUMENTS);\n\n GLOBAL_TO_ASSIGN;\n }\n })(\n typeof globalThis !== \"undefined\" ? globalThis\n : typeof self !== \"undefined\" ? self\n : this,\n function(IMPORT_NAMES) {\n })\n`);\n\nexport interface Options extends PluginOptions {\n allowTopLevelThis?: boolean;\n exactGlobals?: boolean;\n globals?: Record<string, string>;\n importInterop?: RewriteModuleStatementsAndPrepareHeaderOptions[\"importInterop\"];\n loose?: boolean;\n noInterop?: boolean;\n strict?: boolean;\n strictMode?: boolean;\n}\n\nexport default declare((api, options: Options) => {\n api.assertVersion(7);\n\n const {\n globals,\n exactGlobals,\n allowTopLevelThis,\n strict,\n strictMode,\n noInterop,\n importInterop,\n } = options;\n\n const constantReexports =\n api.assumption(\"constantReexports\") ?? options.loose;\n const enumerableModuleMeta =\n api.assumption(\"enumerableModuleMeta\") ?? options.loose;\n\n /**\n * Build the assignment statements that initialize the UMD global.\n */\n function buildBrowserInit(\n browserGlobals: Record<string, string>,\n exactGlobals: boolean,\n filename: string,\n moduleName: t.StringLiteral | void,\n ) {\n const moduleNameOrBasename = moduleName\n ? moduleName.value\n : basename(filename, extname(filename));\n let globalToAssign = t.memberExpression(\n t.identifier(\"global\"),\n t.identifier(t.toIdentifier(moduleNameOrBasename)),\n );\n let initAssignments = [];\n\n if (exactGlobals) {\n const globalName = browserGlobals[moduleNameOrBasename];\n\n if (globalName) {\n initAssignments = [];\n\n const members = globalName.split(\".\");\n globalToAssign = members.slice(1).reduce(\n (accum, curr) => {\n initAssignments.push(\n buildPrerequisiteAssignment({\n GLOBAL_REFERENCE: t.cloneNode(accum),\n }),\n );\n return t.memberExpression(accum, t.identifier(curr));\n },\n 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{\n amdArgs.push(t.stringLiteral(\"exports\"));\n commonjsArgs.push(t.identifier(\"exports\"));\n browserArgs.push(\n t.memberExpression(t.identifier(\"mod\"), t.identifier(\"exports\")),\n );\n importNames.push(t.identifier(meta.exportName));\n }\n\n for (const [source, metadata] of meta.source) {\n amdArgs.push(t.stringLiteral(source));\n commonjsArgs.push(\n t.callExpression(t.identifier(\"require\"), [\n t.stringLiteral(source),\n ]),\n );\n browserArgs.push(\n buildBrowserArg(browserGlobals, exactGlobals, source),\n );\n importNames.push(t.identifier(metadata.name));\n\n if (!isSideEffectImport(metadata)) {\n const interop = wrapInterop(\n path,\n t.identifier(metadata.name),\n metadata.interop,\n );\n if (interop) {\n const header = t.expressionStatement(\n t.assignmentExpression(\n \"=\",\n t.identifier(metadata.name),\n interop,\n ),\n );\n // @ts-expect-error todo(flow->ts)\n header.loc = meta.loc;\n headers.push(header);\n }\n }\n\n headers.push(\n 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