Make parameters with default value non-optional

luqasn · luqasn · commit 10d1ad8b6cff · 2025-11-23T14:02:39.000+01:00
if respective option is set
diff --git a/packages/openapi-typescript/src/transform/parameters-array.ts b/packages/openapi-typescript/src/transform/parameters-array.ts
@@ -87,7 +87,10 @@ export function transformParametersArray(
         continue;
       }
       let optional: ts.QuestionToken | undefined = undefined;
-      if (paramIn !== "path" && !(resolved as ParameterObject).required) {
+      const isNonOptional =
+        (resolved as ParameterObject).required ||
+        (options.ctx.makeParametersWithDefaultNotUndefined && resolved.schema?.default !== undefined);
+      if (paramIn !== "path" && !isNonOptional) {
         optional = QUESTION_TOKEN;
       }
       const subType =

Original file line number	Diff line number	Diff line change
`@@ -87,7 +87,10 @@ export function transformParametersArray(`
`87`	`87`	`continue;`
`88`	`88`	`}`
`89`	`89`	`let optional: ts.QuestionToken \| undefined = undefined;`
`90`		`- if (paramIn !== "path" && !(resolved as ParameterObject).required) {`
	`90`	`+ const isNonOptional =`
	`91`	`+ (resolved as ParameterObject).required \|\|`
	`92`	`+ (options.ctx.makeParametersWithDefaultNotUndefined && resolved.schema?.default !== undefined);`
	`93`	`+ if (paramIn !== "path" && !isNonOptional) {`
`91`	`94`	`optional = QUESTION_TOKEN;`
`92`	`95`	`}`
`93`	`96`	`const subType =`