wip: tests for defineContext()

Author: yyx990803

packages/compiler-core/src/transforms/transformElement.ts

@@ -272,8 +272,10 @@ export function resolveComponentType(
     }
     const tagFromConst = checkType(BindingTypes.CONST)
     if (tagFromConst) {
-      // constant setup bindings (e.g. imports) can be used as-is
-      return tagFromConst
+      return context.inline
+        ? // in inline mode, const setup bindings (e.g. imports) can be used as-is
+          tagFromConst
+        : `$setup[${JSON.stringify(tagFromConst)}]`
     }
   }
 

packages/compiler-core/src/transforms/transformExpression.ts

@@ -102,28 +102,35 @@ export function processExpression(
   const { inline, bindingMetadata } = context
 
   // const bindings exposed from setup - we know they never change
-  if (inline && bindingMetadata[node.content] === BindingTypes.CONST) {
+  if (bindingMetadata[node.content] === BindingTypes.CONST) {
     node.isRuntimeConstant = true
     return node
   }
 
   const prefix = (raw: string) => {
     const type = hasOwn(bindingMetadata, raw) && bindingMetadata[raw]
-    if (type === BindingTypes.CONST) {
-      return raw
-    }
     if (inline) {
       // setup inline mode
-      if (type === BindingTypes.SETUP) {
+      if (type === BindingTypes.CONST) {
+        return raw
+      } else if (type === BindingTypes.SETUP) {
         return `${context.helperString(UNREF)}(${raw})`
       } else if (type === BindingTypes.PROPS) {
         // use __props which is generated by compileScript so in ts mode
         // it gets correct type
         return `__props.${raw}`
       }
     }
-    // fallback to normal
-    return `${type ? `$${type}` : `_ctx`}.${raw}`
+
+    if (type === BindingTypes.CONST) {
+      // setup const binding in non-inline mode
+      return `$setup.${raw}`
+    } else if (type) {
+      return `$${type}.${raw}`
+    } else {
+      // fallback to ctx
+      return `_ctx.${raw}`
+    }
   }
 
   // fast path if expression is a simple identifier.