ligun and sogup

src/utils/validation.ts

@@ -0,0 +1,19 @@
+export type Validation = Valid | Invalid
+
+interface Valid {
+  isValid: true
+  error: null
+}
+
+interface Invalid {
+  isValid: false
+  error: string
+}
+
+export function valid(): Validation {
+  return { isValid: true, error: null }
+}
+
+export function invalid(error: string): Validation {
+  return { isValid: false, error }
+}