Next release of setup-bun

node_modules/ts-node/dist/esm.js

@@ -0,0 +1,228 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.createEsmHooks = exports.registerAndCreateEsmHooks = exports.filterHooksByAPIVersion = void 0;
+const index_1 = require("./index");
+const url_1 = require("url");
+const path_1 = require("path");
+const assert = require("assert");
+const util_1 = require("./util");
+const module_1 = require("module");
+// The hooks API changed in node version X so we need to check for backwards compatibility.
+const newHooksAPI = (0, util_1.versionGteLt)(process.versions.node, '16.12.0');
+/** @internal */
+function filterHooksByAPIVersion(hooks) {
+    const { getFormat, load, resolve, transformSource } = hooks;
+    // Explicit return type to avoid TS's non-ideal inferred type
+    const hooksAPI = newHooksAPI
+        ? { resolve, load, getFormat: undefined, transformSource: undefined }
+        : { resolve, getFormat, transformSource, load: undefined };
+    return hooksAPI;
+}
+exports.filterHooksByAPIVersion = filterHooksByAPIVersion;
+/** @internal */
+function registerAndCreateEsmHooks(opts) {
+    // Automatically performs registration just like `-r ts-node/register`
+    const tsNodeInstance = (0, index_1.register)(opts);
+    return createEsmHooks(tsNodeInstance);
+}
+exports.registerAndCreateEsmHooks = registerAndCreateEsmHooks;
+function createEsmHooks(tsNodeService) {
+    tsNodeService.enableExperimentalEsmLoaderInterop();
+    // Custom implementation that considers additional file extensions and automatically adds file extensions
+    const nodeResolveImplementation = tsNodeService.getNodeEsmResolver();
+    const nodeGetFormatImplementation = tsNodeService.getNodeEsmGetFormat();
+    const extensions = tsNodeService.extensions;
+    const hooksAPI = filterHooksByAPIVersion({
+        resolve,
+        load,
+        getFormat,
+        transformSource,
+    });
+    function isFileUrlOrNodeStyleSpecifier(parsed) {
+        // We only understand file:// URLs, but in node, the specifier can be a node-style `./foo` or `foo`
+        const { protocol } = parsed;
+        return protocol === null || protocol === 'file:';
+    }
+    /**
+     * Named "probably" as a reminder that this is a guess.
+     * node does not explicitly tell us if we're resolving the entrypoint or not.
+     */
+    function isProbablyEntrypoint(specifier, parentURL) {
+        return parentURL === undefined && specifier.startsWith('file://');
+    }
+    // Side-channel between `resolve()` and `load()` hooks
+    const rememberIsProbablyEntrypoint = new Set();
+    const rememberResolvedViaCommonjsFallback = new Set();
+    async function resolve(specifier, context, defaultResolve) {
+        const defer = async () => {
+            const r = await defaultResolve(specifier, context, defaultResolve);
+            return r;
+        };
+        // See: https://github.com/nodejs/node/discussions/41711
+        // nodejs will likely implement a similar fallback.  Till then, we can do our users a favor and fallback today.
+        async function entrypointFallback(cb) {
+            try {
+                const resolution = await cb();
+                if ((resolution === null || resolution === void 0 ? void 0 : resolution.url) &&
+                    isProbablyEntrypoint(specifier, context.parentURL))
+                    rememberIsProbablyEntrypoint.add(resolution.url);
+                return resolution;
+            }
+            catch (esmResolverError) {
+                if (!isProbablyEntrypoint(specifier, context.parentURL))
+                    throw esmResolverError;
+                try {
+                    let cjsSpecifier = specifier;
+                    // Attempt to convert from ESM file:// to CommonJS path
+                    try {
+                        if (specifier.startsWith('file://'))
+                            cjsSpecifier = (0, url_1.fileURLToPath)(specifier);
+                    }
+                    catch { }
+                    const resolution = (0, url_1.pathToFileURL)((0, module_1.createRequire)(process.cwd()).resolve(cjsSpecifier)).toString();
+                    rememberIsProbablyEntrypoint.add(resolution);
+                    rememberResolvedViaCommonjsFallback.add(resolution);
+                    return { url: resolution, format: 'commonjs' };
+                }
+                catch (commonjsResolverError) {
+                    throw esmResolverError;
+                }
+            }
+        }
+        return addShortCircuitFlag(async () => {
+            const parsed = (0, url_1.parse)(specifier);
+            const { pathname, protocol, hostname } = parsed;
+            if (!isFileUrlOrNodeStyleSpecifier(parsed)) {
+                return entrypointFallback(defer);
+            }
+            if (protocol !== null && protocol !== 'file:') {
+                return entrypointFallback(defer);
+            }
+            // Malformed file:// URL?  We should always see `null` or `''`
+            if (hostname) {
+                // TODO file://./foo sets `hostname` to `'.'`.  Perhaps we should special-case this.
+                return entrypointFallback(defer);
+            }
+            // pathname is the path to be resolved
+            return entrypointFallback(() => nodeResolveImplementation.defaultResolve(specifier, context, defaultResolve));
+        });
+    }
+    // `load` from new loader hook API (See description at the top of this file)
+    async function load(url, context, defaultLoad) {
+        return addShortCircuitFlag(async () => {
+            var _a;
+            // If we get a format hint from resolve() on the context then use it
+            // otherwise call the old getFormat() hook using node's old built-in defaultGetFormat() that ships with ts-node
+            const format = (_a = context.format) !== null && _a !== void 0 ? _a : (await getFormat(url, context, nodeGetFormatImplementation.defaultGetFormat)).format;
+            let source = undefined;
+            if (format !== 'builtin' && format !== 'commonjs') {
+                // Call the new defaultLoad() to get the source
+                const { source: rawSource } = await defaultLoad(url, {
+                    ...context,
+                    format,
+                }, defaultLoad);
+                if (rawSource === undefined || rawSource === null) {
+                    throw new Error(`Failed to load raw source: Format was '${format}' and url was '${url}''.`);
+                }
+                // Emulate node's built-in old defaultTransformSource() so we can re-use the old transformSource() hook
+                const defaultTransformSource = async (source, _context, _defaultTransformSource) => ({ source });
+                // Call the old hook
+                const { source: transformedSource } = await transformSource(rawSource, { url, format }, defaultTransformSource);
+                source = transformedSource;
+            }
+            return { format, source };
+        });
+    }
+    async function getFormat(url, context, defaultGetFormat) {
+        const defer = (overrideUrl = url) => defaultGetFormat(overrideUrl, context, defaultGetFormat);
+        // See: https://github.com/nodejs/node/discussions/41711
+        // nodejs will likely implement a similar fallback.  Till then, we can do our users a favor and fallback today.
+        async function entrypointFallback(cb) {
+            try {
+                return await cb();
+            }
+            catch (getFormatError) {
+                if (!rememberIsProbablyEntrypoint.has(url))
+                    throw getFormatError;
+                return { format: 'commonjs' };
+            }
+        }
+        const parsed = (0, url_1.parse)(url);
+        if (!isFileUrlOrNodeStyleSpecifier(parsed)) {
+            return entrypointFallback(defer);
+        }
+        const { pathname } = parsed;
+        assert(pathname !== null, 'ESM getFormat() hook: URL should never have null pathname');
+        const nativePath = (0, url_1.fileURLToPath)(url);
+        let nodeSays;
+        // If file has extension not understood by node, then ask node how it would treat the emitted extension.
+        // E.g. .mts compiles to .mjs, so ask node how to classify an .mjs file.
+        const ext = (0, path_1.extname)(nativePath);
+        const tsNodeIgnored = tsNodeService.ignored(nativePath);
+        const nodeEquivalentExt = extensions.nodeEquivalents.get(ext);
+        if (nodeEquivalentExt && !tsNodeIgnored) {
+            nodeSays = await entrypointFallback(() => defer((0, url_1.format)((0, url_1.pathToFileURL)(nativePath + nodeEquivalentExt))));
+        }
+        else {
+            try {
+                nodeSays = await entrypointFallback(defer);
+            }
+            catch (e) {
+                if (e instanceof Error &&
+                    tsNodeIgnored &&
+                    extensions.nodeDoesNotUnderstand.includes(ext)) {
+                    e.message +=
+                        `\n\n` +
+                            `Hint:\n` +
+                            `ts-node is configured to ignore this file.\n` +
+                            `If you want ts-node to handle this file, consider enabling the "skipIgnore" option or adjusting your "ignore" patterns.\n` +
+                            `https://typestrong.org/ts-node/docs/scope\n`;
+                }
+                throw e;
+            }
+        }
+        // For files compiled by ts-node that node believes are either CJS or ESM, check if we should override that classification
+        if (!tsNodeService.ignored(nativePath) &&
+            (nodeSays.format === 'commonjs' || nodeSays.format === 'module')) {
+            const { moduleType } = tsNodeService.moduleTypeClassifier.classifyModuleByModuleTypeOverrides((0, util_1.normalizeSlashes)(nativePath));
+            if (moduleType === 'cjs') {
+                return { format: 'commonjs' };
+            }
+            else if (moduleType === 'esm') {
+                return { format: 'module' };
+            }
+        }
+        return nodeSays;
+    }
+    async function transformSource(source, context, defaultTransformSource) {
+        if (source === null || source === undefined) {
+            throw new Error('No source');
+        }
+        const defer = () => defaultTransformSource(source, context, defaultTransformSource);
+        const sourceAsString = typeof source === 'string' ? source : source.toString('utf8');
+        const { url } = context;
+        const parsed = (0, url_1.parse)(url);
+        if (!isFileUrlOrNodeStyleSpecifier(parsed)) {
+            return defer();
+        }
+        const nativePath = (0, url_1.fileURLToPath)(url);
+        if (tsNodeService.ignored(nativePath)) {
+            return defer();
+        }
+        const emittedJs = tsNodeService.compile(sourceAsString, nativePath);
+        return { source: emittedJs };
+    }
+    return hooksAPI;
+}
+exports.createEsmHooks = createEsmHooks;
+async function addShortCircuitFlag(fn) {
+    const ret = await fn();
+    // Not sure if this is necessary; being lazy.  Can revisit in the future.
+    if (ret == null)
+        return ret;
+    return {
+        ...ret,
+        shortCircuit: true,
+    };
+}
+//# sourceMappingURL=esm.js.map