Fix #1425: One of the emitted tsconfig schemas is technically invalid

scripts/create-merged-schema.ts

@@ -15,25 +15,49 @@ async function main() {
   const schemastoreSchema = await getSchemastoreSchema();
 
   /** ts-node schema auto-generated from ts-node source code */
-  const typescriptNodeSchema = require('../tsconfig.schema.json');
+  const originalTsNodeSchema = require('../tsconfig.schema.json');
+  // Apply this prefix to the names of all ts-node-generated definitions
+  const tsnodeDefinitionPrefix = 'tsNode';
+  let tsNodeSchema: any = JSON.parse(
+    JSON.stringify(originalTsNodeSchema).replace(
+      /#\/definitions\//g,
+      `#/definitions/${tsnodeDefinitionPrefix}`
+    )
+  );
+  tsNodeSchema.definitions = Object.fromEntries(
+    Object.entries(tsNodeSchema.definitions).map(([key, value]) => [
+      `${tsnodeDefinitionPrefix}${key}`,
+      value,
+    ])
+  );
+  // console.dir(tsNodeSchema, {
+  //   depth: Infinity
+  // });
 
   /** Patch ts-node stuff into the schemastore definition. */
   const mergedSchema = {
     ...schemastoreSchema,
     definitions: {
-      ...schemastoreSchema.definitions,
+      ...Object.fromEntries(
+        Object.entries(schemastoreSchema.definitions).filter(
+          ([key]) => !key.startsWith(tsnodeDefinitionPrefix)
+        )
+      ),
+      ...tsNodeSchema.definitions,
+      tsNodeTsConfigOptions: undefined,
+      tsNodeTsConfigSchema: undefined,
       tsNodeDefinition: {
         properties: {
           'ts-node': {
-            ...typescriptNodeSchema.definitions.TsConfigOptions,
+            ...tsNodeSchema.definitions.tsNodeTsConfigOptions,
             description:
-              typescriptNodeSchema.definitions.TsConfigSchema.properties[
+              tsNodeSchema.definitions.tsNodeTsConfigSchema.properties[
                 'ts-node'
               ].description,
             properties: {
-              ...typescriptNodeSchema.definitions.TsConfigOptions.properties,
+              ...tsNodeSchema.definitions.tsNodeTsConfigOptions.properties,
               compilerOptions: {
-                ...typescriptNodeSchema.definitions.TsConfigOptions.properties
+                ...tsNodeSchema.definitions.tsNodeTsConfigOptions.properties
                   .compilerOptions,
                 allOf: [
                   {
@@ -46,14 +70,16 @@ async function main() {
         },
       },
     },
-    allOf: [
-      // Splice into the allOf array at a spot that looks good.  Does not affect
-      // behavior of the schema, but looks nicer if we want to submit as a PR to schemastore.
-      ...schemastoreSchema.allOf.slice(0, 4),
-      { $ref: '#/definitions/tsNodeDefinition' },
-      ...schemastoreSchema.allOf.slice(4),
-    ],
   };
+  // Splice into the allOf array at a spot that looks good.  Does not affect
+  // behavior of the schema, but looks nicer if we want to submit as a PR to schemastore.
+  mergedSchema.allOf = mergedSchema.allOf.filter(
+    (item: any) => !item.$ref?.includes('tsNode')
+  );
+  mergedSchema.allOf.splice(mergedSchema.allOf.length - 1, 0, {
+    $ref: '#/definitions/tsNodeDefinition',
+  });
+
   writeFileSync(
     resolve(__dirname, '../tsconfig.schemastore-schema.json'),
     JSON.stringify(mergedSchema, null, 2)

src/index.ts

@@ -349,7 +349,7 @@ export interface CreateOptions {
    * `package` overrides either of the above to default behavior, which obeys package.json "type" and
    * tsconfig.json "module" options.
    */
-  moduleTypes?: Record<string, 'cjs' | 'esm' | 'package'>;
+  moduleTypes?: ModuleTypes;
   /**
    * @internal
    * Set by our configuration loader whenever a config file contains options that
@@ -366,6 +366,8 @@ export interface CreateOptions {
   tsTrace?: (str: string) => void;
 }
 
+type ModuleTypes = Record<string, 'cjs' | 'esm' | 'package'>;
+
 /** @internal */
 export interface OptionBasePaths {
   moduleTypes?: string;