fix: top level ts-node registration bug (#8590)

Co-authored-by: Charly POLY <1252066+charlypoly@users.noreply.github.com>
dotansimha · Nov 30, 2022 · 2c7fa51 · 2c7fa51
1 parent 5abfd80
commit 2c7fa51
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diff --git a/.changeset/silent-singers-cover.md b/.changeset/silent-singers-cover.md
@@ -0,0 +1,5 @@
+---
+'@graphql-codegen/cli': minor
+---
+
+register TypeScriptLoader when needed
diff --git a/packages/graphql-codegen-cli/src/config.ts b/packages/graphql-codegen-cli/src/config.ts
@@ -21,9 +21,6 @@ import { createHash } from 'crypto';
 
 const { lstat } = promises;
 
-// #8437: conflict with `graphql-config` also using TypeScriptLoader(), causing a double `ts-node` register.
-const tsLoader = TypeScriptLoader({ transpileOnly: true });
-
 export type CodegenConfig = Types.Config;
 
 export type YamlCliFlags = {
@@ -77,6 +74,8 @@ function customLoader(ext: 'json' | 'yaml' | 'js' | 'ts') {
     }
 
     if (ext === 'ts') {
+      // #8437: conflict with `graphql-config` also using TypeScriptLoader(), causing a double `ts-node` register.
+      const tsLoader = TypeScriptLoader({ transpileOnly: true });
       return tsLoader(filepath, content);
     }
   }