feat(uts): v-text

packages/uni-app-uts/__tests__/transforms/vText.spec.ts

+import { assert } from '../testUtils'
+
+describe('compiler:v-text', () => {
+  test('template v-text', () => {
+    assert(
+      `<text v-text="a"/>`,
+      `createElementVNode("text", new Map<string,any>([
+  ["value", toDisplayString(_ctx.a)]
+]), null, 8 /* PROPS */, ["value"])`
+    )
+  })
+})

packages/uni-app-uts/src/plugins/uvue/compiler/index.ts

@@ -18,6 +18,7 @@ import { transformIf } from './transforms/vIf'
 import { transformFor } from './transforms/vFor'
 import { transformModel } from './transforms/vModel'
 import { transformShow } from './transforms/vShow'
+import { transformVText } from './transforms/vText'
 import { transformText } from './transforms/transformText'
 
 export type TransformPreset = [
@@ -44,6 +45,7 @@ export function getBaseTransformPreset(
       bind: transformBind,
       model: transformModel,
       show: transformShow,
+      text: transformVText,
     } as any,
   ]
 }

packages/uni-app-uts/src/plugins/uvue/compiler/transforms/vText.ts

+import {
+  DirectiveTransform,
+  createObjectProperty,
+  createSimpleExpression,
+  TO_DISPLAY_STRING,
+  createCallExpression,
+  getConstantType,
+} from '@vue/compiler-core'
+// import { createDOMCompilerError, DOMErrorCodes } from '../errors'
+
+export const transformVText: DirectiveTransform = (dir, node, context) => {
+  const { exp, loc } = dir
+  // if (!exp) {
+  //   context.onError(
+  //     createDOMCompilerError(DOMErrorCodes.X_V_TEXT_NO_EXPRESSION, loc)
+  //   )
+  // }
+  // if (node.children.length) {
+  //   context.onError(
+  //     createDOMCompilerError(DOMErrorCodes.X_V_TEXT_WITH_CHILDREN, loc)
+  //   )
+  //   node.children.length = 0
+  // }
+  return {
+    props: [
+      createObjectProperty(
+        createSimpleExpression(`value`, true),
+        exp
+          ? getConstantType(exp, context) > 0
+            ? exp
+            : createCallExpression(
+                context.helperString(TO_DISPLAY_STRING),
+                [exp],
+                loc
+              )
+          : createSimpleExpression('', true)
+      ),
+    ],
+  }
+}