393 lines
12 KiB
JavaScript
393 lines
12 KiB
JavaScript
|
"use strict";
|
||
|
|
|
||
|
|
Object.defineProperty(exports, "__esModule", {
|
||
|
|
value: true
|
||
|
|
});
|
||
|
|
Object.defineProperty(exports, "buildDynamicImport", {
|
||
|
|
enumerable: true,
|
||
|
|
get: function () {
|
||
|
|
return _dynamicImport.buildDynamicImport;
|
||
|
|
}
|
||
|
|
});
|
||
|
|
exports.buildNamespaceInitStatements = buildNamespaceInitStatements;
|
||
|
|
exports.ensureStatementsHoisted = ensureStatementsHoisted;
|
||
|
|
Object.defineProperty(exports, "getDynamicImportSource", {
|
||
|
|
enumerable: true,
|
||
|
|
get: function () {
|
||
|
|
return _dynamicImport.getDynamicImportSource;
|
||
|
|
}
|
||
|
|
});
|
||
|
|
Object.defineProperty(exports, "getModuleName", {
|
||
|
|
enumerable: true,
|
||
|
|
get: function () {
|
||
|
|
return _getModuleName.default;
|
||
|
|
}
|
||
|
|
});
|
||
|
|
Object.defineProperty(exports, "hasExports", {
|
||
|
|
enumerable: true,
|
||
|
|
get: function () {
|
||
|
|
return _normalizeAndLoadMetadata.hasExports;
|
||
|
|
}
|
||
|
|
});
|
||
|
|
Object.defineProperty(exports, "isModule", {
|
||
|
|
enumerable: true,
|
||
|
|
get: function () {
|
||
|
|
return _helperModuleImports.isModule;
|
||
|
|
}
|
||
|
|
});
|
||
|
|
Object.defineProperty(exports, "isSideEffectImport", {
|
||
|
|
enumerable: true,
|
||
|
|
get: function () {
|
||
|
|
return _normalizeAndLoadMetadata.isSideEffectImport;
|
||
|
|
}
|
||
|
|
});
|
||
|
|
exports.rewriteModuleStatementsAndPrepareHeader = rewriteModuleStatementsAndPrepareHeader;
|
||
|
|
Object.defineProperty(exports, "rewriteThis", {
|
||
|
|
enumerable: true,
|
||
|
|
get: function () {
|
||
|
|
return _rewriteThis.default;
|
||
|
|
}
|
||
|
|
});
|
||
|
|
exports.wrapInterop = wrapInterop;
|
||
|
|
var _assert = require("assert");
|
||
|
|
var _t = require("@babel/types");
|
||
|
|
var _template = require("@babel/template");
|
||
|
|
var _helperModuleImports = require("@babel/helper-module-imports");
|
||
|
|
var _rewriteThis = require("./rewrite-this");
|
||
|
|
var _rewriteLiveReferences = require("./rewrite-live-references");
|
||
|
|
var _normalizeAndLoadMetadata = require("./normalize-and-load-metadata");
|
||
|
|
var _dynamicImport = require("./dynamic-import");
|
||
|
|
var _getModuleName = require("./get-module-name");
|
||
|
|
const {
|
||
|
|
booleanLiteral,
|
||
|
|
callExpression,
|
||
|
|
cloneNode,
|
||
|
|
directive,
|
||
|
|
directiveLiteral,
|
||
|
|
expressionStatement,
|
||
|
|
identifier,
|
||
|
|
isIdentifier,
|
||
|
|
memberExpression,
|
||
|
|
stringLiteral,
|
||
|
|
valueToNode,
|
||
|
|
variableDeclaration,
|
||
|
|
variableDeclarator
|
||
|
|
} = _t;
|
||
|
|
function rewriteModuleStatementsAndPrepareHeader(path, {
|
||
|
|
loose,
|
||
|
|
exportName,
|
||
|
|
strict,
|
||
|
|
allowTopLevelThis,
|
||
|
|
strictMode,
|
||
|
|
noInterop,
|
||
|
|
importInterop = noInterop ? "none" : "babel",
|
||
|
|
lazy,
|
||
|
|
esNamespaceOnly,
|
||
|
|
filename,
|
||
|
|
constantReexports = loose,
|
||
|
|
enumerableModuleMeta = loose,
|
||
|
|
noIncompleteNsImportDetection
|
||
|
|
}) {
|
||
|
|
(0, _normalizeAndLoadMetadata.validateImportInteropOption)(importInterop);
|
||
|
|
_assert((0, _helperModuleImports.isModule)(path), "Cannot process module statements in a script");
|
||
|
|
path.node.sourceType = "script";
|
||
|
|
const meta = (0, _normalizeAndLoadMetadata.default)(path, exportName, {
|
||
|
|
importInterop,
|
||
|
|
initializeReexports: constantReexports,
|
||
|
|
lazy,
|
||
|
|
esNamespaceOnly,
|
||
|
|
filename
|
||
|
|
});
|
||
|
|
if (!allowTopLevelThis) {
|
||
|
|
(0, _rewriteThis.default)(path);
|
||
|
|
}
|
||
|
|
(0, _rewriteLiveReferences.default)(path, meta);
|
||
|
|
if (strictMode !== false) {
|
||
|
|
const hasStrict = path.node.directives.some(directive => {
|
||
|
|
return directive.value.value === "use strict";
|
||
|
|
});
|
||
|
|
if (!hasStrict) {
|
||
|
|
path.unshiftContainer("directives", directive(directiveLiteral("use strict")));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
const headers = [];
|
||
|
|
if ((0, _normalizeAndLoadMetadata.hasExports)(meta) && !strict) {
|
||
|
|
headers.push(buildESModuleHeader(meta, enumerableModuleMeta));
|
||
|
|
}
|
||
|
|
const nameList = buildExportNameListDeclaration(path, meta);
|
||
|
|
if (nameList) {
|
||
|
|
meta.exportNameListName = nameList.name;
|
||
|
|
headers.push(nameList.statement);
|
||
|
|
}
|
||
|
|
|
||
|
|
headers.push(...buildExportInitializationStatements(path, meta, constantReexports, noIncompleteNsImportDetection));
|
||
|
|
return {
|
||
|
|
meta,
|
||
|
|
headers
|
||
|
|
};
|
||
|
|
}
|
||
|
|
|
||
|
|
function ensureStatementsHoisted(statements) {
|
||
|
|
statements.forEach(header => {
|
||
|
|
header._blockHoist = 3;
|
||
|
|
});
|
||
|
|
}
|
||
|
|
|
||
|
|
function wrapInterop(programPath, expr, type) {
|
||
|
|
if (type === "none") {
|
||
|
|
return null;
|
||
|
|
}
|
||
|
|
if (type === "node-namespace") {
|
||
|
|
return callExpression(programPath.hub.addHelper("interopRequireWildcard"), [expr, booleanLiteral(true)]);
|
||
|
|
} else if (type === "node-default") {
|
||
|
|
return null;
|
||
|
|
}
|
||
|
|
let helper;
|
||
|
|
if (type === "default") {
|
||
|
|
helper = "interopRequireDefault";
|
||
|
|
} else if (type === "namespace") {
|
||
|
|
helper = "interopRequireWildcard";
|
||
|
|
} else {
|
||
|
|
throw new Error(`Unknown interop: ${type}`);
|
||
|
|
}
|
||
|
|
return callExpression(programPath.hub.addHelper(helper), [expr]);
|
||
|
|
}
|
||
|
|
|
||
|
|
function buildNamespaceInitStatements(metadata, sourceMetadata, constantReexports = false) {
|
||
|
|
const statements = [];
|
||
|
|
let srcNamespace = identifier(sourceMetadata.name);
|
||
|
|
if (sourceMetadata.lazy) srcNamespace = callExpression(srcNamespace, []);
|
||
|
|
for (const localName of sourceMetadata.importsNamespace) {
|
||
|
|
if (localName === sourceMetadata.name) continue;
|
||
|
|
|
||
|
|
statements.push(_template.default.statement`var NAME = SOURCE;`({
|
||
|
|
NAME: localName,
|
||
|
|
SOURCE: cloneNode(srcNamespace)
|
||
|
|
}));
|
||
|
|
}
|
||
|
|
if (constantReexports) {
|
||
|
|
statements.push(...buildReexportsFromMeta(metadata, sourceMetadata, true));
|
||
|
|
}
|
||
|
|
for (const exportName of sourceMetadata.reexportNamespace) {
|
||
|
|
statements.push((sourceMetadata.lazy ? _template.default.statement`
|
||
|
|
Object.defineProperty(EXPORTS, "NAME", {
|
||
|
|
enumerable: true,
|
||
|
|
get: function() {
|
||
|
|
return NAMESPACE;
|
||
|
|
}
|
||
|
|
});
|
||
|
|
` : _template.default.statement`EXPORTS.NAME = NAMESPACE;`)({
|
||
|
|
EXPORTS: metadata.exportName,
|
||
|
|
NAME: exportName,
|
||
|
|
NAMESPACE: cloneNode(srcNamespace)
|
||
|
|
}));
|
||
|
|
}
|
||
|
|
if (sourceMetadata.reexportAll) {
|
||
|
|
const statement = buildNamespaceReexport(metadata, cloneNode(srcNamespace), constantReexports);
|
||
|
|
statement.loc = sourceMetadata.reexportAll.loc;
|
||
|
|
|
||
|
|
statements.push(statement);
|
||
|
|
}
|
||
|
|
return statements;
|
||
|
|
}
|
||
|
|
const ReexportTemplate = {
|
||
|
|
constant: _template.default.statement`EXPORTS.EXPORT_NAME = NAMESPACE_IMPORT;`,
|
||
|
|
constantComputed: _template.default.statement`EXPORTS["EXPORT_NAME"] = NAMESPACE_IMPORT;`,
|
||
|
|
spec: _template.default.statement`
|
||
|
|
Object.defineProperty(EXPORTS, "EXPORT_NAME", {
|
||
|
|
enumerable: true,
|
||
|
|
get: function() {
|
||
|
|
return NAMESPACE_IMPORT;
|
||
|
|
},
|
||
|
|
});
|
||
|
|
`
|
||
|
|
};
|
||
|
|
function buildReexportsFromMeta(meta, metadata, constantReexports) {
|
||
|
|
const namespace = metadata.lazy ? callExpression(identifier(metadata.name), []) : identifier(metadata.name);
|
||
|
|
const {
|
||
|
|
stringSpecifiers
|
||
|
|
} = meta;
|
||
|
|
return Array.from(metadata.reexports, ([exportName, importName]) => {
|
||
|
|
let NAMESPACE_IMPORT = cloneNode(namespace);
|
||
|
|
if (importName === "default" && metadata.interop === "node-default") {
|
||
|
|
} else if (stringSpecifiers.has(importName)) {
|
||
|
|
NAMESPACE_IMPORT = memberExpression(NAMESPACE_IMPORT, stringLiteral(importName), true);
|
||
|
|
} else {
|
||
|
|
NAMESPACE_IMPORT = memberExpression(NAMESPACE_IMPORT, identifier(importName));
|
||
|
|
}
|
||
|
|
const astNodes = {
|
||
|
|
EXPORTS: meta.exportName,
|
||
|
|
EXPORT_NAME: exportName,
|
||
|
|
NAMESPACE_IMPORT
|
||
|
|
};
|
||
|
|
if (constantReexports || isIdentifier(NAMESPACE_IMPORT)) {
|
||
|
|
if (stringSpecifiers.has(exportName)) {
|
||
|
|
return ReexportTemplate.constantComputed(astNodes);
|
||
|
|
} else {
|
||
|
|
return ReexportTemplate.constant(astNodes);
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
return ReexportTemplate.spec(astNodes);
|
||
|
|
}
|
||
|
|
});
|
||
|
|
}
|
||
|
|
|
||
|
|
function buildESModuleHeader(metadata, enumerableModuleMeta = false) {
|
||
|
|
return (enumerableModuleMeta ? _template.default.statement`
|
||
|
|
EXPORTS.__esModule = true;
|
||
|
|
` : _template.default.statement`
|
||
|
|
Object.defineProperty(EXPORTS, "__esModule", {
|
||
|
|
value: true,
|
||
|
|
});
|
||
|
|
`)({
|
||
|
|
EXPORTS: metadata.exportName
|
||
|
|
});
|
||
|
|
}
|
||
|
|
|
||
|
|
function buildNamespaceReexport(metadata, namespace, constantReexports) {
|
||
|
|
return (constantReexports ? _template.default.statement`
|
||
|
|
Object.keys(NAMESPACE).forEach(function(key) {
|
||
|
|
if (key === "default" || key === "__esModule") return;
|
||
|
|
VERIFY_NAME_LIST;
|
||
|
|
if (key in EXPORTS && EXPORTS[key] === NAMESPACE[key]) return;
|
||
|
|
|
||
|
|
EXPORTS[key] = NAMESPACE[key];
|
||
|
|
});
|
||
|
|
` :
|
||
|
|
_template.default.statement`
|
||
|
|
Object.keys(NAMESPACE).forEach(function(key) {
|
||
|
|
if (key === "default" || key === "__esModule") return;
|
||
|
|
VERIFY_NAME_LIST;
|
||
|
|
if (key in EXPORTS && EXPORTS[key] === NAMESPACE[key]) return;
|
||
|
|
|
||
|
|
Object.defineProperty(EXPORTS, key, {
|
||
|
|
enumerable: true,
|
||
|
|
get: function() {
|
||
|
|
return NAMESPACE[key];
|
||
|
|
},
|
||
|
|
});
|
||
|
|
});
|
||
|
|
`)({
|
||
|
|
NAMESPACE: namespace,
|
||
|
|
EXPORTS: metadata.exportName,
|
||
|
|
VERIFY_NAME_LIST: metadata.exportNameListName ? (0, _template.default)`
|
||
|
|
if (Object.prototype.hasOwnProperty.call(EXPORTS_LIST, key)) return;
|
||
|
|
`({
|
||
|
|
EXPORTS_LIST: metadata.exportNameListName
|
||
|
|
}) : null
|
||
|
|
});
|
||
|
|
}
|
||
|
|
|
||
|
|
function buildExportNameListDeclaration(programPath, metadata) {
|
||
|
|
const exportedVars = Object.create(null);
|
||
|
|
for (const data of metadata.local.values()) {
|
||
|
|
for (const name of data.names) {
|
||
|
|
exportedVars[name] = true;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
let hasReexport = false;
|
||
|
|
for (const data of metadata.source.values()) {
|
||
|
|
for (const exportName of data.reexports.keys()) {
|
||
|
|
exportedVars[exportName] = true;
|
||
|
|
}
|
||
|
|
for (const exportName of data.reexportNamespace) {
|
||
|
|
exportedVars[exportName] = true;
|
||
|
|
}
|
||
|
|
hasReexport = hasReexport || !!data.reexportAll;
|
||
|
|
}
|
||
|
|
if (!hasReexport || Object.keys(exportedVars).length === 0) return null;
|
||
|
|
const name = programPath.scope.generateUidIdentifier("exportNames");
|
||
|
|
delete exportedVars.default;
|
||
|
|
return {
|
||
|
|
name: name.name,
|
||
|
|
statement: variableDeclaration("var", [variableDeclarator(name, valueToNode(exportedVars))])
|
||
|
|
};
|
||
|
|
}
|
||
|
|
|
||
|
|
function buildExportInitializationStatements(programPath, metadata, constantReexports = false, noIncompleteNsImportDetection = false) {
|
||
|
|
const initStatements = [];
|
||
|
|
for (const [localName, data] of metadata.local) {
|
||
|
|
if (data.kind === "import") {
|
||
|
|
} else if (data.kind === "hoisted") {
|
||
|
|
initStatements.push([
|
||
|
|
data.names[0], buildInitStatement(metadata, data.names, identifier(localName))]);
|
||
|
|
} else if (!noIncompleteNsImportDetection) {
|
||
|
|
for (const exportName of data.names) {
|
||
|
|
initStatements.push([exportName, null]);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
for (const data of metadata.source.values()) {
|
||
|
|
if (!constantReexports) {
|
||
|
|
const reexportsStatements = buildReexportsFromMeta(metadata, data, false);
|
||
|
|
const reexports = [...data.reexports.keys()];
|
||
|
|
for (let i = 0; i < reexportsStatements.length; i++) {
|
||
|
|
initStatements.push([reexports[i], reexportsStatements[i]]);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (!noIncompleteNsImportDetection) {
|
||
|
|
for (const exportName of data.reexportNamespace) {
|
||
|
|
initStatements.push([exportName, null]);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
initStatements.sort(([a], [b]) => {
|
||
|
|
if (a < b) return -1;
|
||
|
|
if (b < a) return 1;
|
||
|
|
return 0;
|
||
|
|
});
|
||
|
|
const results = [];
|
||
|
|
if (noIncompleteNsImportDetection) {
|
||
|
|
for (const [, initStatement] of initStatements) {
|
||
|
|
results.push(initStatement);
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
const chunkSize = 100;
|
||
|
|
for (let i = 0; i < initStatements.length; i += chunkSize) {
|
||
|
|
let uninitializedExportNames = [];
|
||
|
|
for (let j = 0; j < chunkSize && i + j < initStatements.length; j++) {
|
||
|
|
const [exportName, initStatement] = initStatements[i + j];
|
||
|
|
if (initStatement !== null) {
|
||
|
|
if (uninitializedExportNames.length > 0) {
|
||
|
|
results.push(buildInitStatement(metadata, uninitializedExportNames, programPath.scope.buildUndefinedNode()));
|
||
|
|
uninitializedExportNames = [];
|
||
|
|
}
|
||
|
|
results.push(initStatement);
|
||
|
|
} else {
|
||
|
|
uninitializedExportNames.push(exportName);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (uninitializedExportNames.length > 0) {
|
||
|
|
results.push(buildInitStatement(metadata, uninitializedExportNames, programPath.scope.buildUndefinedNode()));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return results;
|
||
|
|
}
|
||
|
|
|
||
|
|
const InitTemplate = {
|
||
|
|
computed: _template.default.expression`EXPORTS["NAME"] = VALUE`,
|
||
|
|
default: _template.default.expression`EXPORTS.NAME = VALUE`
|
||
|
|
};
|
||
|
|
function buildInitStatement(metadata, exportNames, initExpr) {
|
||
|
|
const {
|
||
|
|
stringSpecifiers,
|
||
|
|
exportName: EXPORTS
|
||
|
|
} = metadata;
|
||
|
|
return expressionStatement(exportNames.reduce((acc, exportName) => {
|
||
|
|
const params = {
|
||
|
|
EXPORTS,
|
||
|
|
NAME: exportName,
|
||
|
|
VALUE: acc
|
||
|
|
};
|
||
|
|
if (stringSpecifiers.has(exportName)) {
|
||
|
|
return InitTemplate.computed(params);
|
||
|
|
} else {
|
||
|
|
return InitTemplate.default(params);
|
||
|
|
}
|
||
|
|
}, initExpr));
|
||
|
|
}
|
||
|
|
|
||
|
|
//# sourceMappingURL=index.js.map
|