test: guard runtime capture mock calls

steipete · steipete · commit da7f9a62676c · 2026-05-12T08:15:26.000+01:00
diff --git a/src/cli/test-runtime-capture.ts b/src/cli/test-runtime-capture.ts
@@ -91,5 +91,5 @@ export function spyRuntimeJson(runtime: Pick<OutputRuntimeEnv, "writeJson">) {
 
 // oxlint-disable-next-line typescript/no-unnecessary-type-parameters -- Test helper lets callers ascribe captured JSON shape.
 export function firstWrittenJsonArg<T>(writeJson: MockCallsWithFirstArg): T | null {
-  return (writeJson.mock.calls[0]?.[0] ?? null) as T | null;
+  return (writeJson.mock.calls.at(0)?.[0] ?? null) as T | null;
 }

Original file line number	Diff line number	Diff line change
`@@ -91,5 +91,5 @@ export function spyRuntimeJson(runtime: Pick<OutputRuntimeEnv, "writeJson">) {`
`91`	`91`
`92`	`92`	`// oxlint-disable-next-line typescript/no-unnecessary-type-parameters -- Test helper lets callers ascribe captured JSON shape.`
`93`	`93`	`export function firstWrittenJsonArg<T>(writeJson: MockCallsWithFirstArg): T \| null {`
`94`		`- return (writeJson.mock.calls[0]?.[0] ?? null) as T \| null;`
	`94`	`+ return (writeJson.mock.calls.at(0)?.[0] ?? null) as T \| null;`
`95`	`95`	`}`