tweak: make zod error more prompty

rekram1-node · rekram1-node · commit 2b7c4004585f · 2025-11-15T13:19:24.000-06:00
diff --git a/packages/opencode/src/tool/tool.ts b/packages/opencode/src/tool/tool.ts
@@ -50,9 +50,12 @@ export namespace Tool {
             toolInfo.parameters.parse(args)
           } catch (error) {
             if (error instanceof z.ZodError && toolInfo.formatValidationError) {
-              throw new Error(toolInfo.formatValidationError(error))
+              throw new Error(toolInfo.formatValidationError(error), { cause: error })
             }
-            throw error
+            throw new Error(
+              `The ${id} tool was called with invalid arguments: ${error}.\nPlease rewrite the input so it satisfies the expected schema.`,
+              { cause: error },
+            )
           }
           return execute(args, ctx)
         }

Original file line number	Diff line number	Diff line change
`@@ -50,9 +50,12 @@ export namespace Tool {`
`50`	`50`	`toolInfo.parameters.parse(args)`
`51`	`51`	`} catch (error) {`
`52`	`52`	`if (error instanceof z.ZodError && toolInfo.formatValidationError) {`
`53`		`- throw new Error(toolInfo.formatValidationError(error))`
	`53`	`+ throw new Error(toolInfo.formatValidationError(error), { cause: error })`
`54`	`54`	`}`
`55`		`- throw error`
	`55`	`+ throw new Error(`
	`56`	+ `The ${id} tool was called with invalid arguments: ${error}.\nPlease rewrite the input so it satisfies the expected schema.`,
	`57`	`+ { cause: error },`
	`58`	`+ )`
`56`	`59`	`}`
`57`	`60`	`return execute(args, ctx)`
`58`	`61`	`}`