diff --git a/src/parser/parser2.ts b/src/parser/parser2.ts
index 6244038..862f4b9 100644
--- a/src/parser/parser2.ts
+++ b/src/parser/parser2.ts
@@ -123,7 +123,7 @@ export class Parser {
 
     // check for parens function call
     // ex: (ref my-func) my-arg
-    if (expr.type.is('ParenExpr') && !this.isExprEnd() && !this.is($T.Operator, '|'))
+    if (expr.type.is('ParenExpr') && !this.isExprEnd())
       expr = this.functionCall(expr)
 
     // if dotget is followed by binary operator, continue parsing as binary expression
@@ -588,7 +588,7 @@ export class Parser {
     const ident = fn ?? this.identifier()
 
     const args: SyntaxNode[] = []
-    while (!this.isExprEnd() && !this.is($T.Operator, '|'))
+    while (!this.isExprEnd())
       args.push(this.is($T.NamedArgPrefix) ? this.namedArg() : this.arg())
 
     const node = new SyntaxNode('FunctionCall', ident.from, (args.at(-1) || ident).to)
@@ -869,6 +869,7 @@ export class Parser {
 
   isExprEnd(): boolean {
     return this.isAny($T.Colon, $T.Semicolon, $T.Newline, $T.CloseParen, $T.CloseBracket) ||
+      this.is($T.Operator, '|') ||
       this.isExprEndKeyword() || !this.current()
   }