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4 years ago
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = void 0;
var _helperPluginUtils = require("@babel/helper-plugin-utils");
var _path = require("path");
var _helperModuleTransforms = require("@babel/helper-module-transforms");
var _core = require("@babel/core");
const buildPrerequisiteAssignment = (0, _core.template)(`
GLOBAL_REFERENCE = GLOBAL_REFERENCE || {}
`);
const buildWrapper = (0, _core.template)(`
(function (global, factory) {
if (typeof define === "function" && define.amd) {
define(MODULE_NAME, AMD_ARGUMENTS, factory);
} else if (typeof exports !== "undefined") {
factory(COMMONJS_ARGUMENTS);
} else {
var mod = { exports: {} };
factory(BROWSER_ARGUMENTS);
GLOBAL_TO_ASSIGN;
}
})(
typeof globalThis !== "undefined" ? globalThis
: typeof self !== "undefined" ? self
: this,
function(IMPORT_NAMES) {
})
`);
var _default = (0, _helperPluginUtils.declare)((api, options) => {
api.assertVersion(7);
const {
globals,
exactGlobals,
loose,
allowTopLevelThis,
strict,
strictMode,
noInterop
} = options;
function buildBrowserInit(browserGlobals, exactGlobals, filename, moduleName) {
const moduleNameOrBasename = moduleName ? moduleName.value : (0, _path.basename)(filename, (0, _path.extname)(filename));
let globalToAssign = _core.types.memberExpression(_core.types.identifier("global"), _core.types.identifier(_core.types.toIdentifier(moduleNameOrBasename)));
let initAssignments = [];
if (exactGlobals) {
const globalName = browserGlobals[moduleNameOrBasename];
if (globalName) {
initAssignments = [];
const members = globalName.split(".");
globalToAssign = members.slice(1).reduce((accum, curr) => {
initAssignments.push(buildPrerequisiteAssignment({
GLOBAL_REFERENCE: _core.types.cloneNode(accum)
}));
return _core.types.memberExpression(accum, _core.types.identifier(curr));
}, _core.types.memberExpression(_core.types.identifier("global"), _core.types.identifier(members[0])));
}
}
initAssignments.push(_core.types.expressionStatement(_core.types.assignmentExpression("=", globalToAssign, _core.types.memberExpression(_core.types.identifier("mod"), _core.types.identifier("exports")))));
return initAssignments;
}
function buildBrowserArg(browserGlobals, exactGlobals, source) {
let memberExpression;
if (exactGlobals) {
const globalRef = browserGlobals[source];
if (globalRef) {
memberExpression = globalRef.split(".").reduce((accum, curr) => _core.types.memberExpression(accum, _core.types.identifier(curr)), _core.types.identifier("global"));
} else {
memberExpression = _core.types.memberExpression(_core.types.identifier("global"), _core.types.identifier(_core.types.toIdentifier(source)));
}
} else {
const requireName = (0, _path.basename)(source, (0, _path.extname)(source));
const globalName = browserGlobals[requireName] || requireName;
memberExpression = _core.types.memberExpression(_core.types.identifier("global"), _core.types.identifier(_core.types.toIdentifier(globalName)));
}
return memberExpression;
}
return {
name: "transform-modules-umd",
visitor: {
Program: {
exit(path) {
if (!(0, _helperModuleTransforms.isModule)(path)) return;
const browserGlobals = globals || {};
let moduleName = (0, _helperModuleTransforms.getModuleName)(this.file.opts, options);
if (moduleName) moduleName = _core.types.stringLiteral(moduleName);
const {
meta,
headers
} = (0, _helperModuleTransforms.rewriteModuleStatementsAndPrepareHeader)(path, {
loose,
strict,
strictMode,
allowTopLevelThis,
noInterop
});
const amdArgs = [];
const commonjsArgs = [];
const browserArgs = [];
const importNames = [];
if ((0, _helperModuleTransforms.hasExports)(meta)) {
amdArgs.push(_core.types.stringLiteral("exports"));
commonjsArgs.push(_core.types.identifier("exports"));
browserArgs.push(_core.types.memberExpression(_core.types.identifier("mod"), _core.types.identifier("exports")));
importNames.push(_core.types.identifier(meta.exportName));
}
for (const [source, metadata] of meta.source) {
amdArgs.push(_core.types.stringLiteral(source));
commonjsArgs.push(_core.types.callExpression(_core.types.identifier("require"), [_core.types.stringLiteral(source)]));
browserArgs.push(buildBrowserArg(browserGlobals, exactGlobals, source));
importNames.push(_core.types.identifier(metadata.name));
if (!(0, _helperModuleTransforms.isSideEffectImport)(metadata)) {
const interop = (0, _helperModuleTransforms.wrapInterop)(path, _core.types.identifier(metadata.name), metadata.interop);
if (interop) {
const header = _core.types.expressionStatement(_core.types.assignmentExpression("=", _core.types.identifier(metadata.name), interop));
header.loc = meta.loc;
headers.push(header);
}
}
headers.push(...(0, _helperModuleTransforms.buildNamespaceInitStatements)(meta, metadata, loose));
}
(0, _helperModuleTransforms.ensureStatementsHoisted)(headers);
path.unshiftContainer("body", headers);
const {
body,
directives
} = path.node;
path.node.directives = [];
path.node.body = [];
const umdWrapper = path.pushContainer("body", [buildWrapper({
MODULE_NAME: moduleName,
AMD_ARGUMENTS: _core.types.arrayExpression(amdArgs),
COMMONJS_ARGUMENTS: commonjsArgs,
BROWSER_ARGUMENTS: browserArgs,
IMPORT_NAMES: importNames,
GLOBAL_TO_ASSIGN: buildBrowserInit(browserGlobals, exactGlobals, this.filename || "unknown", moduleName)
})])[0];
const umdFactory = umdWrapper.get("expression.arguments")[1].get("body");
umdFactory.pushContainer("directives", directives);
umdFactory.pushContainer("body", body);
}
}
}
};
});
exports.default = _default;