refactor: replace error handling with serverErrorMessage utility and checks for if error is ConfigInvalidError (#14685)

packages/app/src/utils/server-errors.ts

@@ -0,0 +1,32 @@
+export type ConfigInvalidError = {
+  name: "ConfigInvalidError"
+  data: {
+    path?: string
+    message?: string
+    issues?: Array<{ message: string; path: string[] }>
+  }
+}
+
+export function formatServerError(error: unknown) {
+  if (isConfigInvalidErrorLike(error)) return parseReabaleConfigInvalidError(error)
+  if (error instanceof Error && error.message) return error.message
+  if (typeof error === "string" && error) return error
+  return "Unknown error"
+}
+
+function isConfigInvalidErrorLike(error: unknown): error is ConfigInvalidError {
+  if (typeof error !== "object" || error === null) return false
+  const o = error as Record<string, unknown>
+  return o.name === "ConfigInvalidError" && typeof o.data === "object" && o.data !== null
+}
+
+export function parseReabaleConfigInvalidError(errorInput: ConfigInvalidError) {
+  const head = "Invalid configuration"
+  const file = errorInput.data.path && errorInput.data.path !== "config" ? errorInput.data.path : ""
+  const detail = errorInput.data.message?.trim() ?? ""
+  const issues = (errorInput.data.issues ?? []).map((issue) => {
+    return `${issue.path.join(".")}: ${issue.message}`
+  })
+  if (issues.length) return [head, file, "", ...issues].filter(Boolean).join("\n")
+  return [head, file, detail].filter(Boolean).join("\n")
+}