chore: more examples

packages/vue/examples/composition/markdown.html

@@ -0,0 +1,63 @@
+<script src="https://unpkg.com/marked@0.3.6"></script>
+<script src="https://unpkg.com/lodash@4.16.0"></script>
+<script src="../../dist/vue.global.js"></script>
+
+<div id="editor">
+  <textarea :value="input" @input="update"></textarea>
+  <div v-html="output"></div>
+</div>
+
+<script>
+const { ref, computed } = Vue
+
+const App = {
+  setup() {
+    const input = ref('# hello')
+    const output = computed(() => marked(input.value, { sanitize: true }))
+    const update = _.debounce(e => { input.value = e.target.value })
+
+    return {
+      input,
+      output,
+      update
+    }
+  }
+}
+
+Vue.createApp().mount(App, '#editor')
+</script>
+
+<style>
+html, body, #editor {
+  margin: 0;
+  height: 100%;
+  font-family: 'Helvetica Neue', Arial, sans-serif;
+  color: #333;
+}
+
+textarea, #editor div {
+  display: inline-block;
+  width: 49%;
+  height: 100%;
+  vertical-align: top;
+  -webkit-box-sizing: border-box;
+  -moz-box-sizing: border-box;
+  box-sizing: border-box;
+  padding: 0 20px;
+}
+
+textarea {
+  border: none;
+  border-right: 1px solid #ccc;
+  resize: none;
+  outline: none;
+  background-color: #f6f6f6;
+  font-size: 14px;
+  font-family: 'Monaco', courier, monospace;
+  padding: 20px;
+}
+
+code {
+  color: #f66;
+}
+</style>

packages/vue/examples/composition/svg.html

@@ -1,5 +1,7 @@
 <script src="../../dist/vue.global.js"></script>
 <script>
+const { ref, reactive, computed, createApp } = Vue
+
 // math helper...
 function valueToPoint (value, index, total) {
   var x     = 0
@@ -24,7 +26,7 @@ const AxisLabel = {
   },
   setup(props) {
     return {
-      point: Vue.computed(() => valueToPoint(
+      point: computed(() => valueToPoint(
         +props.stat.value + 10,
         props.index,
         props.total
@@ -54,7 +56,7 @@ const Polygraph = {
   template: '#polygraph-template',
   setup(props) {
     return {
-      points: Vue.computed(() => {
+      points: computed(() => {
         const total = props.stats.length
         return props.stats.map((stat, i) => {
           const point = valueToPoint(stat.value, i, total)
@@ -95,8 +97,8 @@ const App = {
     Polygraph
   },
   setup() {
-    const newLabel = Vue.ref('')
-    const stats = Vue.reactive([
+    const newLabel = ref('')
+    const stats = reactive([
       { label: 'A', value: 100 },
       { label: 'B', value: 100 },
       { label: 'C', value: 100 },
@@ -132,7 +134,7 @@ const App = {
   }
 }
 
-Vue.createApp().mount(App, '#demo')
+createApp().mount(App, '#demo')
 </script>
 
 <style>

packages/vue/examples/composition/tree.html

@@ -0,0 +1,130 @@
+<script src="../../dist/vue.global.js"></script>
+
+<!-- item template -->
+<script type="text/x-template" id="item-template">
+  <li>
+    <div
+      :class="{bold: isFolder}"
+      @click="toggle"
+      @dblclick="changeType">
+      {{model.name}}
+      <span v-if="isFolder">[{{open ? '-' : '+'}}]</span>
+    </div>
+    <ul v-if="isFolder" v-show="open">
+      <tree-item
+        class="item"
+        v-for="model in model.children"
+        :model="model">
+      </tree-item>
+      <li class="add" @click="addChild">+</li>
+    </ul>
+  </li>
+</script>
+<!-- item script -->
+<script>
+const { reactive, computed, toRefs } = Vue
+
+const TreeItem = {
+  name: 'TreeItem', // necessary for self-reference
+  template: '#item-template',
+  props: {
+    model: Object
+  },
+  setup(props) {
+    const state = reactive({
+      open: false,
+      isFolder: computed(() => {
+        return props.model.children && props.model.children.length
+      })
+    })
+
+    function toggle() {
+      state.open = !state.open
+    }
+
+    function changeType() {
+      if (!state.isFolder) {
+        props.model.children = []
+        addChild()
+        state.open = true
+      }
+    }
+
+    function addChild() {
+      props.model.children.push({ name: 'new stuff' })
+    }
+
+    return {
+      ...toRefs(state),
+      toggle,
+      changeType,
+      addChild
+    }
+  }
+}
+</script>
+
+<p>(You can double click on an item to turn it into a folder.)</p>
+
+<!-- the app root element -->
+<ul id="demo">
+  <tree-item class="item" :model="treeData"></tree-item>
+</ul>
+
+<script>
+const App = {
+  components: {
+    TreeItem
+  },
+  data: {
+    treeData: {
+      name: 'My Tree',
+      children: [
+        { name: 'hello' },
+        { name: 'wat' },
+        {
+          name: 'child folder',
+          children: [
+            {
+              name: 'child folder',
+              children: [
+                { name: 'hello' },
+                { name: 'wat' }
+              ]
+            },
+            { name: 'hello' },
+            { name: 'wat' },
+            {
+              name: 'child folder',
+              children: [
+                { name: 'hello' },
+                { name: 'wat' }
+              ]
+            }
+          ]
+        }
+      ]
+    }
+  }
+}
+
+Vue.createApp().mount(App, '#demo')
+</script>
+
+<style>
+  body {
+    font-family: Menlo, Consolas, monospace;
+    color: #444;
+  }
+  .item {
+    cursor: pointer;
+  }
+  .bold {
+    font-weight: bold;
+  }
+  ul {
+    padding-left: 1em;
+    line-height: 1.5em;
+    list-style-type: dot;
+  }
+</style>