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rOACCT/node_modules/@babel/helper-module-imports/lib/import-injector.js
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import-injector.js
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"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = void 0;
var _assert = _interopRequireDefault(require("assert"));
var t = _interopRequireWildcard(require("@babel/types"));
var _importBuilder = _interopRequireDefault(require("./import-builder"));
var _isModule = _interopRequireDefault(require("./is-module"));
function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
class ImportInjector {
constructor(path, importedSource, opts) {
this._defaultOpts = {
importedSource: null,
importedType: "commonjs",
importedInterop: "babel",
importingInterop: "babel",
ensureLiveReference: false,
ensureNoContext: false
};
const programPath = path.find(p => p.isProgram());
this._programPath = programPath;
this._programScope = programPath.scope;
this._hub = programPath.hub;
this._defaultOpts = this._applyDefaults(importedSource, opts, true);
}
addDefault(importedSourceIn, opts) {
return this.addNamed("default", importedSourceIn, opts);
}
addNamed(importName, importedSourceIn, opts) {
(0, _assert.default)(typeof importName === "string");
return this._generateImport(this._applyDefaults(importedSourceIn, opts), importName);
}
addNamespace(importedSourceIn, opts) {
return this._generateImport(this._applyDefaults(importedSourceIn, opts), null);
}
addSideEffect(importedSourceIn, opts) {
return this._generateImport(this._applyDefaults(importedSourceIn, opts), false);
}
_applyDefaults(importedSource, opts, isInit = false) {
const optsList = [];
if (typeof importedSource === "string") {
optsList.push({
importedSource
});
optsList.push(opts);
} else {
(0, _assert.default)(!opts, "Unexpected secondary arguments.");
optsList.push(importedSource);
}
const newOpts = Object.assign({}, this._defaultOpts);
for (const opts of optsList) {
if (!opts) continue;
Object.keys(newOpts).forEach(key => {
if (opts[key] !== undefined) newOpts[key] = opts[key];
});
if (!isInit) {
if (opts.nameHint !== undefined) newOpts.nameHint = opts.nameHint;
if (opts.blockHoist !== undefined) newOpts.blockHoist = opts.blockHoist;
}
}
return newOpts;
}
_generateImport(opts, importName) {
const isDefault = importName === "default";
const isNamed = !!importName && !isDefault;
const isNamespace = importName === null;
const {
importedSource,
importedType,
importedInterop,
importingInterop,
ensureLiveReference,
ensureNoContext,
nameHint,
blockHoist
} = opts;
let name = nameHint || importName;
const isMod = (0, _isModule.default)(this._programPath);
const isModuleForNode = isMod && importingInterop === "node";
const isModuleForBabel = isMod && importingInterop === "babel";
const builder = new _importBuilder.default(importedSource, this._programScope, this._hub);
if (importedType === "es6") {
if (!isModuleForNode && !isModuleForBabel) {
throw new Error("Cannot import an ES6 module from CommonJS");
}
builder.import();
if (isNamespace) {
builder.namespace(nameHint || importedSource);
} else if (isDefault || isNamed) {
builder.named(name, importName);
}
} else if (importedType !== "commonjs") {
throw new Error(`Unexpected interopType "${importedType}"`);
} else if (importedInterop === "babel") {
if (isModuleForNode) {
name = name !== "default" ? name : importedSource;
const es6Default = `${importedSource}$es6Default`;
builder.import();
if (isNamespace) {
builder.default(es6Default).var(name || importedSource).wildcardInterop();
} else if (isDefault) {
if (ensureLiveReference) {
builder.default(es6Default).var(name || importedSource).defaultInterop().read("default");
} else {
builder.default(es6Default).var(name).defaultInterop().prop(importName);
}
} else if (isNamed) {
builder.default(es6Default).read(importName);
}
} else if (isModuleForBabel) {
builder.import();
if (isNamespace) {
builder.namespace(name || importedSource);
} else if (isDefault || isNamed) {
builder.named(name, importName);
}
} else {
builder.require();
if (isNamespace) {
builder.var(name || importedSource).wildcardInterop();
} else if ((isDefault || isNamed) && ensureLiveReference) {
if (isDefault) {
name = name !== "default" ? name : importedSource;
builder.var(name).read(importName);
builder.defaultInterop();
} else {
builder.var(importedSource).read(importName);
}
} else if (isDefault) {
builder.var(name).defaultInterop().prop(importName);
} else if (isNamed) {
builder.var(name).prop(importName);
}
}
} else if (importedInterop === "compiled") {
if (isModuleForNode) {
builder.import();
if (isNamespace) {
builder.default(name || importedSource);
} else if (isDefault || isNamed) {
builder.default(importedSource).read(name);
}
} else if (isModuleForBabel) {
builder.import();
if (isNamespace) {
builder.namespace(name || importedSource);
} else if (isDefault || isNamed) {
builder.named(name, importName);
}
} else {
builder.require();
if (isNamespace) {
builder.var(name || importedSource);
} else if (isDefault || isNamed) {
if (ensureLiveReference) {
builder.var(importedSource).read(name);
} else {
builder.prop(importName).var(name);
}
}
}
} else if (importedInterop === "uncompiled") {
if (isDefault && ensureLiveReference) {
throw new Error("No live reference for commonjs default");
}
if (isModuleForNode) {
builder.import();
if (isNamespace) {
builder.default(name || importedSource);
} else if (isDefault) {
builder.default(name);
} else if (isNamed) {
builder.default(importedSource).read(name);
}
} else if (isModuleForBabel) {
builder.import();
if (isNamespace) {
builder.default(name || importedSource);
} else if (isDefault) {
builder.default(name);
} else if (isNamed) {
builder.named(name, importName);
}
} else {
builder.require();
if (isNamespace) {
builder.var(name || importedSource);
} else if (isDefault) {
builder.var(name);
} else if (isNamed) {
if (ensureLiveReference) {
builder.var(importedSource).read(name);
} else {
builder.var(name).prop(importName);
}
}
}
} else {
throw new Error(`Unknown importedInterop "${importedInterop}".`);
}
const {
statements,
resultName
} = builder.done();
this._insertStatements(statements, blockHoist);
if ((isDefault || isNamed) && ensureNoContext && resultName.type !== "Identifier") {
return t.sequenceExpression([t.numericLiteral(0), resultName]);
}
return resultName;
}
_insertStatements(statements, blockHoist = 3) {
statements.forEach(node => {
node._blockHoist = blockHoist;
});
const targetPath = this._programPath.get("body").find(p => {
const val = p.node._blockHoist;
return Number.isFinite(val) && val < 4;
});
if (targetPath) {
targetPath.insertBefore(statements);
} else {
this._programPath.unshiftContainer("body", statements);
}
}
}
exports.default = ImportInjector;
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