0.2.0 - Mid migration

This commit is contained in:
Daniel Mason 2022-04-25 14:47:15 +12:00
parent 139e6a915e
commit 7e38fdbd7d
42393 changed files with 5358157 additions and 62 deletions

View file

@ -0,0 +1,22 @@
MIT License
Copyright (c) 2014-present Sebastian McKenzie and other contributors
Permission is hereby granted, free of charge, to any person obtaining
a copy of this software and associated documentation files (the
"Software"), to deal in the Software without restriction, including
without limitation the rights to use, copy, modify, merge, publish,
distribute, sublicense, and/or sell copies of the Software, and to
permit persons to whom the Software is furnished to do so, subject to
the following conditions:
The above copyright notice and this permission notice shall be
included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

View file

@ -0,0 +1,19 @@
# @babel/plugin-transform-modules-systemjs
> This plugin transforms ES2015 modules to SystemJS
See our website [@babel/plugin-transform-modules-systemjs](https://babeljs.io/docs/en/babel-plugin-transform-modules-systemjs) for more information.
## Install
Using npm:
```sh
npm install --save-dev @babel/plugin-transform-modules-systemjs
```
or using yarn:
```sh
yarn add @babel/plugin-transform-modules-systemjs --dev
```

View file

@ -0,0 +1,464 @@
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.getExportSpecifierName = getExportSpecifierName;
exports.default = void 0;
var _helperPluginUtils = require("@babel/helper-plugin-utils");
var _helperHoistVariables = require("@babel/helper-hoist-variables");
var _core = require("@babel/core");
var _utils = require("babel-plugin-dynamic-import-node/utils");
var _helperModuleTransforms = require("@babel/helper-module-transforms");
var _helperValidatorIdentifier = require("@babel/helper-validator-identifier");
const buildTemplate = (0, _core.template)(`
SYSTEM_REGISTER(MODULE_NAME, SOURCES, function (EXPORT_IDENTIFIER, CONTEXT_IDENTIFIER) {
"use strict";
BEFORE_BODY;
return {
setters: SETTERS,
execute: EXECUTE,
};
});
`);
const buildExportAll = (0, _core.template)(`
for (var KEY in TARGET) {
if (KEY !== "default" && KEY !== "__esModule") EXPORT_OBJ[KEY] = TARGET[KEY];
}
`);
const MISSING_PLUGIN_WARNING = `\
WARNING: Dynamic import() transformation must be enabled using the
@babel/plugin-proposal-dynamic-import plugin. Babel 8 will
no longer transform import() without using that plugin.
`;
const MISSING_PLUGIN_ERROR = `\
ERROR: Dynamic import() transformation must be enabled using the
@babel/plugin-proposal-dynamic-import plugin. Babel 8
no longer transforms import() without using that plugin.
`;
function getExportSpecifierName(node, stringSpecifiers) {
if (node.type === "Identifier") {
return node.name;
} else if (node.type === "StringLiteral") {
const stringValue = node.value;
if (!(0, _helperValidatorIdentifier.isIdentifierName)(stringValue)) {
stringSpecifiers.add(stringValue);
}
return stringValue;
} else {
throw new Error(`Expected export specifier to be either Identifier or StringLiteral, got ${node.type}`);
}
}
function constructExportCall(path, exportIdent, exportNames, exportValues, exportStarTarget, stringSpecifiers) {
const statements = [];
if (!exportStarTarget) {
if (exportNames.length === 1) {
statements.push(_core.types.expressionStatement(_core.types.callExpression(exportIdent, [_core.types.stringLiteral(exportNames[0]), exportValues[0]])));
} else {
const objectProperties = [];
for (let i = 0; i < exportNames.length; i++) {
const exportName = exportNames[i];
const exportValue = exportValues[i];
objectProperties.push(_core.types.objectProperty(stringSpecifiers.has(exportName) ? _core.types.stringLiteral(exportName) : _core.types.identifier(exportName), exportValue));
}
statements.push(_core.types.expressionStatement(_core.types.callExpression(exportIdent, [_core.types.objectExpression(objectProperties)])));
}
} else {
const exportObj = path.scope.generateUid("exportObj");
statements.push(_core.types.variableDeclaration("var", [_core.types.variableDeclarator(_core.types.identifier(exportObj), _core.types.objectExpression([]))]));
statements.push(buildExportAll({
KEY: path.scope.generateUidIdentifier("key"),
EXPORT_OBJ: _core.types.identifier(exportObj),
TARGET: exportStarTarget
}));
for (let i = 0; i < exportNames.length; i++) {
const exportName = exportNames[i];
const exportValue = exportValues[i];
statements.push(_core.types.expressionStatement(_core.types.assignmentExpression("=", _core.types.memberExpression(_core.types.identifier(exportObj), _core.types.identifier(exportName)), exportValue)));
}
statements.push(_core.types.expressionStatement(_core.types.callExpression(exportIdent, [_core.types.identifier(exportObj)])));
}
return statements;
}
var _default = (0, _helperPluginUtils.declare)((api, options) => {
api.assertVersion(7);
const {
systemGlobal = "System",
allowTopLevelThis = false
} = options;
const IGNORE_REASSIGNMENT_SYMBOL = Symbol();
const reassignmentVisitor = {
"AssignmentExpression|UpdateExpression"(path) {
if (path.node[IGNORE_REASSIGNMENT_SYMBOL]) return;
path.node[IGNORE_REASSIGNMENT_SYMBOL] = true;
const arg = path.get(path.isAssignmentExpression() ? "left" : "argument");
if (arg.isObjectPattern() || arg.isArrayPattern()) {
const exprs = [path.node];
for (const name of Object.keys(arg.getBindingIdentifiers())) {
if (this.scope.getBinding(name) !== path.scope.getBinding(name)) {
return;
}
const exportedNames = this.exports[name];
if (!exportedNames) return;
for (const exportedName of exportedNames) {
exprs.push(this.buildCall(exportedName, _core.types.identifier(name)).expression);
}
}
path.replaceWith(_core.types.sequenceExpression(exprs));
return;
}
if (!arg.isIdentifier()) return;
const name = arg.node.name;
if (this.scope.getBinding(name) !== path.scope.getBinding(name)) return;
const exportedNames = this.exports[name];
if (!exportedNames) return;
let node = path.node;
const isPostUpdateExpression = path.isUpdateExpression({
prefix: false
});
if (isPostUpdateExpression) {
node = _core.types.binaryExpression(node.operator[0], _core.types.unaryExpression("+", _core.types.cloneNode(node.argument)), _core.types.numericLiteral(1));
}
for (const exportedName of exportedNames) {
node = this.buildCall(exportedName, node).expression;
}
if (isPostUpdateExpression) {
node = _core.types.sequenceExpression([node, path.node]);
}
path.replaceWith(node);
}
};
return {
name: "transform-modules-systemjs",
pre() {
this.file.set("@babel/plugin-transform-modules-*", "systemjs");
},
visitor: {
CallExpression(path, state) {
if (_core.types.isImport(path.node.callee)) {
if (!this.file.has("@babel/plugin-proposal-dynamic-import")) {
{
console.warn(MISSING_PLUGIN_WARNING);
}
}
path.replaceWith(_core.types.callExpression(_core.types.memberExpression(_core.types.identifier(state.contextIdent), _core.types.identifier("import")), [(0, _utils.getImportSource)(_core.types, path.node)]));
}
},
MetaProperty(path, state) {
if (path.node.meta.name === "import" && path.node.property.name === "meta") {
path.replaceWith(_core.types.memberExpression(_core.types.identifier(state.contextIdent), _core.types.identifier("meta")));
}
},
ReferencedIdentifier(path, state) {
if (path.node.name === "__moduleName" && !path.scope.hasBinding("__moduleName")) {
path.replaceWith(_core.types.memberExpression(_core.types.identifier(state.contextIdent), _core.types.identifier("id")));
}
},
Program: {
enter(path, state) {
state.contextIdent = path.scope.generateUid("context");
state.stringSpecifiers = new Set();
if (!allowTopLevelThis) {
(0, _helperModuleTransforms.rewriteThis)(path);
}
},
exit(path, state) {
const scope = path.scope;
const exportIdent = scope.generateUid("export");
const {
contextIdent,
stringSpecifiers
} = state;
const exportMap = Object.create(null);
const modules = [];
let beforeBody = [];
const setters = [];
const sources = [];
const variableIds = [];
const removedPaths = [];
function addExportName(key, val) {
exportMap[key] = exportMap[key] || [];
exportMap[key].push(val);
}
function pushModule(source, key, specifiers) {
let module;
modules.forEach(function (m) {
if (m.key === source) {
module = m;
}
});
if (!module) {
modules.push(module = {
key: source,
imports: [],
exports: []
});
}
module[key] = module[key].concat(specifiers);
}
function buildExportCall(name, val) {
return _core.types.expressionStatement(_core.types.callExpression(_core.types.identifier(exportIdent), [_core.types.stringLiteral(name), val]));
}
const exportNames = [];
const exportValues = [];
const body = path.get("body");
for (const path of body) {
if (path.isFunctionDeclaration()) {
beforeBody.push(path.node);
removedPaths.push(path);
} else if (path.isClassDeclaration()) {
variableIds.push(_core.types.cloneNode(path.node.id));
path.replaceWith(_core.types.expressionStatement(_core.types.assignmentExpression("=", _core.types.cloneNode(path.node.id), _core.types.toExpression(path.node))));
} else if (path.isImportDeclaration()) {
const source = path.node.source.value;
pushModule(source, "imports", path.node.specifiers);
for (const name of Object.keys(path.getBindingIdentifiers())) {
scope.removeBinding(name);
variableIds.push(_core.types.identifier(name));
}
path.remove();
} else if (path.isExportAllDeclaration()) {
pushModule(path.node.source.value, "exports", path.node);
path.remove();
} else if (path.isExportDefaultDeclaration()) {
const declar = path.get("declaration");
const id = declar.node.id;
if (declar.isClassDeclaration()) {
if (id) {
exportNames.push("default");
exportValues.push(scope.buildUndefinedNode());
variableIds.push(_core.types.cloneNode(id));
addExportName(id.name, "default");
path.replaceWith(_core.types.expressionStatement(_core.types.assignmentExpression("=", _core.types.cloneNode(id), _core.types.toExpression(declar.node))));
} else {
exportNames.push("default");
exportValues.push(_core.types.toExpression(declar.node));
removedPaths.push(path);
}
} else if (declar.isFunctionDeclaration()) {
if (id) {
beforeBody.push(declar.node);
exportNames.push("default");
exportValues.push(_core.types.cloneNode(id));
addExportName(id.name, "default");
} else {
exportNames.push("default");
exportValues.push(_core.types.toExpression(declar.node));
}
removedPaths.push(path);
} else {
path.replaceWith(buildExportCall("default", declar.node));
}
} else if (path.isExportNamedDeclaration()) {
const declar = path.get("declaration");
if (declar.node) {
path.replaceWith(declar);
if (path.isFunction()) {
const node = declar.node;
const name = node.id.name;
addExportName(name, name);
beforeBody.push(node);
exportNames.push(name);
exportValues.push(_core.types.cloneNode(node.id));
removedPaths.push(path);
} else if (path.isClass()) {
const name = declar.node.id.name;
exportNames.push(name);
exportValues.push(scope.buildUndefinedNode());
variableIds.push(_core.types.cloneNode(declar.node.id));
path.replaceWith(_core.types.expressionStatement(_core.types.assignmentExpression("=", _core.types.cloneNode(declar.node.id), _core.types.toExpression(declar.node))));
addExportName(name, name);
} else {
for (const name of Object.keys(declar.getBindingIdentifiers())) {
addExportName(name, name);
}
}
} else {
const specifiers = path.node.specifiers;
if (specifiers != null && specifiers.length) {
if (path.node.source) {
pushModule(path.node.source.value, "exports", specifiers);
path.remove();
} else {
const nodes = [];
for (const specifier of specifiers) {
const {
local,
exported
} = specifier;
const binding = scope.getBinding(local.name);
const exportedName = getExportSpecifierName(exported, stringSpecifiers);
if (binding && _core.types.isFunctionDeclaration(binding.path.node)) {
exportNames.push(exportedName);
exportValues.push(_core.types.cloneNode(local));
} else if (!binding) {
nodes.push(buildExportCall(exportedName, local));
}
addExportName(local.name, exportedName);
}
path.replaceWithMultiple(nodes);
}
} else {
path.remove();
}
}
}
}
modules.forEach(function (specifiers) {
let setterBody = [];
const target = scope.generateUid(specifiers.key);
for (let specifier of specifiers.imports) {
if (_core.types.isImportNamespaceSpecifier(specifier)) {
setterBody.push(_core.types.expressionStatement(_core.types.assignmentExpression("=", specifier.local, _core.types.identifier(target))));
} else if (_core.types.isImportDefaultSpecifier(specifier)) {
specifier = _core.types.importSpecifier(specifier.local, _core.types.identifier("default"));
}
if (_core.types.isImportSpecifier(specifier)) {
const {
imported
} = specifier;
setterBody.push(_core.types.expressionStatement(_core.types.assignmentExpression("=", specifier.local, _core.types.memberExpression(_core.types.identifier(target), specifier.imported, imported.type === "StringLiteral"))));
}
}
if (specifiers.exports.length) {
const exportNames = [];
const exportValues = [];
let hasExportStar = false;
for (const node of specifiers.exports) {
if (_core.types.isExportAllDeclaration(node)) {
hasExportStar = true;
} else if (_core.types.isExportSpecifier(node)) {
const exportedName = getExportSpecifierName(node.exported, stringSpecifiers);
exportNames.push(exportedName);
exportValues.push(_core.types.memberExpression(_core.types.identifier(target), node.local, _core.types.isStringLiteral(node.local)));
} else {}
}
setterBody = setterBody.concat(constructExportCall(path, _core.types.identifier(exportIdent), exportNames, exportValues, hasExportStar ? _core.types.identifier(target) : null, stringSpecifiers));
}
sources.push(_core.types.stringLiteral(specifiers.key));
setters.push(_core.types.functionExpression(null, [_core.types.identifier(target)], _core.types.blockStatement(setterBody)));
});
let moduleName = (0, _helperModuleTransforms.getModuleName)(this.file.opts, options);
if (moduleName) moduleName = _core.types.stringLiteral(moduleName);
(0, _helperHoistVariables.default)(path, (id, name, hasInit) => {
variableIds.push(id);
if (!hasInit && name in exportMap) {
for (const exported of exportMap[name]) {
exportNames.push(exported);
exportValues.push(scope.buildUndefinedNode());
}
}
}, null);
if (variableIds.length) {
beforeBody.unshift(_core.types.variableDeclaration("var", variableIds.map(id => _core.types.variableDeclarator(id))));
}
if (exportNames.length) {
beforeBody = beforeBody.concat(constructExportCall(path, _core.types.identifier(exportIdent), exportNames, exportValues, null, stringSpecifiers));
}
path.traverse(reassignmentVisitor, {
exports: exportMap,
buildCall: buildExportCall,
scope
});
for (const path of removedPaths) {
path.remove();
}
let hasTLA = false;
path.traverse({
AwaitExpression(path) {
hasTLA = true;
path.stop();
},
Function(path) {
path.skip();
},
noScope: true
});
path.node.body = [buildTemplate({
SYSTEM_REGISTER: _core.types.memberExpression(_core.types.identifier(systemGlobal), _core.types.identifier("register")),
BEFORE_BODY: beforeBody,
MODULE_NAME: moduleName,
SETTERS: _core.types.arrayExpression(setters),
EXECUTE: _core.types.functionExpression(null, [], _core.types.blockStatement(path.node.body), false, hasTLA),
SOURCES: _core.types.arrayExpression(sources),
EXPORT_IDENTIFIER: _core.types.identifier(exportIdent),
CONTEXT_IDENTIFIER: _core.types.identifier(contextIdent)
})];
}
}
}
};
});
exports.default = _default;

View file

@ -0,0 +1,38 @@
{
"name": "@babel/plugin-transform-modules-systemjs",
"version": "7.14.5",
"description": "This plugin transforms ES2015 modules to SystemJS",
"repository": {
"type": "git",
"url": "https://github.com/babel/babel.git",
"directory": "packages/babel-plugin-transform-modules-systemjs"
},
"license": "MIT",
"publishConfig": {
"access": "public"
},
"main": "./lib/index.js",
"dependencies": {
"@babel/helper-hoist-variables": "^7.14.5",
"@babel/helper-module-transforms": "^7.14.5",
"@babel/helper-plugin-utils": "^7.14.5",
"@babel/helper-validator-identifier": "^7.14.5",
"babel-plugin-dynamic-import-node": "^2.3.3"
},
"keywords": [
"babel-plugin"
],
"peerDependencies": {
"@babel/core": "^7.0.0-0"
},
"devDependencies": {
"@babel/core": "7.14.5",
"@babel/helper-plugin-test-runner": "7.14.5",
"@babel/plugin-syntax-dynamic-import": "^7.8.3"
},
"homepage": "https://babel.dev/docs/en/next/babel-plugin-transform-modules-systemjs",
"engines": {
"node": ">=6.9.0"
},
"author": "The Babel Team (https://babel.dev/team)"
}