add warning

Author: malcolm-kee

packages/openapi-ts/src/plugins/@faker-js/faker/shared/export.ts

@@ -1,3 +1,4 @@
+import { log } from '@hey-api/codegen-core';
 import { buildSymbolIn, pathToName } from '@hey-api/shared';
 
 import { $ } from '../../../../ts-dsl';
@@ -20,22 +21,28 @@ export function exportAst({
   isCircularSchema?: boolean;
 }): void {
   const name = pathToName(path, { anchor: namingAnchor });
+  const symbolIn = buildSymbolIn({
+    meta: {
+      category: 'schema',
+      path,
+      tags,
+      tool: 'faker',
+      ...meta,
+    },
+    name,
+    naming,
+    plugin,
+    schema,
+  });
 
-  const symbol = plugin.registerSymbol(
-    buildSymbolIn({
-      meta: {
-        category: 'schema',
-        path,
-        tags,
-        tool: 'faker',
-        ...meta,
-      },
-      name,
-      naming,
-      plugin,
-      schema,
-    }),
-  );
+  if (final.resultType === 'never') {
+    log.warn(
+      `[${plugin.name}] ${symbolIn.name} not generated because we can't produce data that fits its schema.`,
+    );
+    return;
+  }
+
+  const symbol = plugin.registerSymbol(symbolIn);
 
   // Look up the TypeScript type for this schema (e.g. Foo, Bar, or PostFooResponse)
   const typeSymbol = plugin.querySymbol({

packages/openapi-ts/src/plugins/@faker-js/faker/v10/processor.ts

@@ -74,10 +74,6 @@ export function createProcessor(
       tracking.isObjectByRef.set(ctx.meta.resourceId, !!final.isObjectLike);
 
       if (shouldExport) {
-        // Skip exporting impossible schemas (e.g. allOf: [number, string])
-        if (final.resultType === 'never') {
-          return;
-        }
         exportAst({ ...ctx, final, isCircularSchema, plugin });
         return;
       }