chore(Field): extract some utils

src/field/utils.ts

@@ -0,0 +1,30 @@
+export type FieldValidateTrigger = 'onSubmit' | 'onChange' | 'onBlur';
+
+export type FieldRule = {
+  pattern?: RegExp;
+  trigger?: FieldValidateTrigger;
+  message?: string | ((value: unknown, rule: FieldRule) => string);
+  required?: boolean;
+  validator?: (value: unknown, rule: FieldRule) => boolean | Promise<boolean>;
+  formatter?: (value: unknown, rule: FieldRule) => unknown;
+};
+
+function isEmptyValue(value: unknown) {
+  if (Array.isArray(value)) {
+    return !value.length;
+  }
+  if (value === 0) {
+    return false;
+  }
+  return !value;
+}
+
+export function runSyncRule(value: unknown, rule: FieldRule) {
+  if (rule.required && isEmptyValue(value)) {
+    return false;
+  }
+  if (rule.pattern && !rule.pattern.test(String(value))) {
+    return false;
+  }
+  return true;
+}