From e93d34f8f25d7ed2e36e0b1fc1e3792e462a3660 Mon Sep 17 00:00:00 2001
From: Shigma <shigma10826@gmail.com>
Date: Tue, 14 Nov 2023 02:28:09 +0800
Subject: [PATCH] fix: catch inner union check, close koishijs/koishi#1261

---
 .github/workflows/build.yaml | 10 ++++------
 packages/form/package.json   |  2 +-
 packages/form/src/index.ts   |  4 ++--
 packages/form/src/schema.vue |  6 +++---
 packages/form/src/utils.ts   |  7 ++++++-
 5 files changed, 16 insertions(+), 13 deletions(-)

diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 26621c5..a713914 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -15,9 +15,9 @@ jobs:
 
     steps:
       - name: Check out
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Set up Node
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v4
         with:
           node-version: ${{ matrix.node-version }}
       - name: Install
@@ -39,11 +39,9 @@ jobs:
 
     steps:
       - name: Check out
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Set up Node
-        uses: actions/setup-node@v3
-        with:
-          node-version: 18
+        uses: actions/setup-node@v4
       - name: Install
         run: yarn
       - name: Build source
diff --git a/packages/form/package.json b/packages/form/package.json
index 3bfd9ee..7a15758 100644
--- a/packages/form/package.json
+++ b/packages/form/package.json
@@ -1,7 +1,7 @@
 {
   "name": "schemastery-vue",
   "description": "Type driven schema validator",
-  "version": "7.1.2",
+  "version": "7.1.3",
   "main": "src/index.ts",
   "files": [
     "src"
diff --git a/packages/form/src/index.ts b/packages/form/src/index.ts
index 96bde34..f46ae4f 100644
--- a/packages/form/src/index.ts
+++ b/packages/form/src/index.ts
@@ -1,5 +1,5 @@
 import { App, Component } from 'vue'
-import { Schema, useDisabled, useEntries, useModel } from './utils'
+import extensions, { Schema, useDisabled, useEntries, useModel } from './utils'
 import SchemaBase from './base.vue'
 import Primitive from './primitive.vue'
 import SchemaCheckbox from './extensions/checkbox.vue'
@@ -31,7 +31,7 @@ export const form = Object.assign(SchemaBase, {
   useModel,
   useEntries,
   useDisabled,
-  extensions: new Set(),
+  extensions,
   install(app: App) {
     app.component('k-form', KForm)
     app.component('k-badge', KBadge)
diff --git a/packages/form/src/schema.vue b/packages/form/src/schema.vue
index f4108a4..b666030 100644
--- a/packages/form/src/schema.vue
+++ b/packages/form/src/schema.vue
@@ -50,8 +50,8 @@
 import { computed, PropType } from 'vue'
 import { useI18n } from 'vue-i18n'
 import { clone, deepEqual, isNullable } from 'cosmokit'
-import { Schema, useI18nText } from './utils'
-import form, { IconUndo, IconReset } from '.'
+import extensions, { Schema, useI18nText } from './utils'
+import { IconUndo, IconReset } from './icons'
 import SchemaPrimitive from './primitive.vue'
 import SchemaBase from './base.vue'
 import zhCN from './locales/zh-CN.yml'
@@ -81,7 +81,7 @@ const isPrimitive = computed(() => {
 })
 
 const SchemaComponent = computed(() => {
-  const candidates = [...form.extensions].map((ext) => {
+  const candidates = [...extensions].map((ext) => {
     if (ext.type && props.schema?.type !== ext.type) return
     if (ext.role && props.schema?.meta.role !== ext.role) return
     if (ext.validate) {
diff --git a/packages/form/src/utils.ts b/packages/form/src/utils.ts
index 3d2fe75..43f7b17 100644
--- a/packages/form/src/utils.ts
+++ b/packages/form/src/utils.ts
@@ -3,9 +3,13 @@ import { clone, deepEqual, Dict, isNullable, valueMap } from 'cosmokit'
 import { computed, getCurrentInstance, ref, watch, WatchStopHandle } from 'vue'
 import { fallbackWithLocaleChain } from '@intlify/core-base'
 import { useI18n } from 'vue-i18n'
+import form from '.'
 
 export { Schema }
 
+const extensions = new Set<form.Extension>()
+export default extensions
+
 export function useI18nText() {
   const composer = useI18n()
   const context: any = {}
@@ -102,10 +106,11 @@ export function useModel<T = any>(options?: ConfigOptions<T>) {
   const doWatch = () => watch(config, (value) => {
     try {
       if (options?.output) value = options.output(value)
+      const schema = optional(Schema(props.schema))
+      if (deepEqual(schema(value), props.schema.meta.default, options?.strict)) value = null
     } catch {
       return
     }
-    if (deepEqual(Schema(props.schema)(value), props.schema.meta.default, options?.strict)) value = null
     emit('update:modelValue', value)
   }, { deep: true })