🐛 filters are allowed only on v-bind or mustache (fixes #34)

Author: mysticatea

src/script/index.ts

@@ -613,11 +613,13 @@ export function parseExpression(
     code: string,
     locationCalculator: LocationCalculator,
     parserOptions: any,
-    allowEmpty = false,
+    { allowEmpty = false, allowFilters = false } = {},
 ): ExpressionParseResult<ESLintExpression | VFilterSequenceExpression> {
     debug('[script] parse expression: "%s"', code)
 
-    const [mainCode, ...filterCodes] = splitFilters(code)
+    const [mainCode, ...filterCodes] = allowFilters
+        ? splitFilters(code)
+        : [code]
     if (filterCodes.length === 0) {
         return parseExpressionBody(
             code,

src/template/index.ts

@@ -319,6 +319,13 @@ function parseAttributeValue(
             locationCalculator,
             parserOptions,
         )
+    } else if (directiveKey.name === "bind") {
+        result = parseExpression(
+            node.value,
+            locationCalculator,
+            parserOptions,
+            { allowFilters: true },
+        )
     } else {
         result = parseExpression(node.value, locationCalculator, parserOptions)
     }
@@ -483,7 +490,7 @@ export function processMustache(
             mustache.value,
             locationCalculator,
             parserOptions,
-            true,
+            { allowEmpty: true, allowFilters: true },
         )
 
         node.expression = ret.expression || null