zshy
Version:
Gold-standard build tool for TypeScript libraries
71 lines • 3.34 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || (function () {
var ownKeys = function(o) {
ownKeys = Object.getOwnPropertyNames || function (o) {
var ar = [];
for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
return ar;
};
return ownKeys(o);
};
return function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
__setModuleDefault(result, mod);
return result;
};
})();
Object.defineProperty(exports, "__esModule", { value: true });
exports.createImportMetaShimTransformer = void 0;
const ts = __importStar(require("typescript"));
// Create import.meta shim transformer for CJS builds
const createImportMetaShimTransformer = () => (context) => {
return (sourceFile) => {
const visitor = (node) => {
// Handle import.meta.url
if (ts.isPropertyAccessExpression(node) &&
ts.isMetaProperty(node.expression) &&
node.expression.keywordToken === ts.SyntaxKind.ImportKeyword &&
node.name.text === "url") {
return ts.factory.createCallExpression(ts.factory.createPropertyAccessExpression(ts.factory.createCallExpression(ts.factory.createIdentifier("require"), undefined, [
ts.factory.createStringLiteral("url"),
]), ts.factory.createIdentifier("pathToFileURL")), undefined, [ts.factory.createIdentifier("__filename")]);
}
// Handle import.meta.dirname
if (ts.isPropertyAccessExpression(node) &&
ts.isMetaProperty(node.expression) &&
node.expression.keywordToken === ts.SyntaxKind.ImportKeyword &&
node.name.text === "dirname") {
return ts.factory.createIdentifier("__dirname");
}
// Handle import.meta.filename
if (ts.isPropertyAccessExpression(node) &&
ts.isMetaProperty(node.expression) &&
node.expression.keywordToken === ts.SyntaxKind.ImportKeyword &&
node.name.text === "filename") {
return ts.factory.createIdentifier("__filename");
}
return ts.visitEachChild(node, visitor, context);
};
return ts.visitNode(sourceFile, visitor);
};
};
exports.createImportMetaShimTransformer = createImportMetaShimTransformer;
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