Remove navigation for PipelineBody node

The parser no longer produces a PipelineBody node

packages/babel-plugin-proposal-pipeline-operator/src/fsharpVisitor.js

@@ -5,7 +5,7 @@ const fsharpVisitor = {
     const { scope } = path;
     const { node } = path;
     const { operator, left } = node;
-    let right = node.right.body;
+    let { right } = node;
     if (operator !== "|>") return;
 
     let optimizeArrow =
@@ -35,10 +35,7 @@ const fsharpVisitor = {
     const placeholder = scope.generateUidIdentifierBasedOnNode(param || left);
     scope.push({ id: placeholder });
     if (param) {
-      path
-        .get("right")
-        .get("body")
-        .scope.rename(param.name, placeholder.name);
+      path.get("right").scope.rename(param.name, placeholder.name);
     }
 
     const applied =

packages/babel-plugin-proposal-pipeline-operator/test/fixtures/fsharp/arrow-functions-parenless/exec.js

@@ -1,29 +1,34 @@
 const y = 2;
-// parenthised until parser is fixed
+
 const f = (x) => (x
   |> (y) => y + 1)
   |> (z) => z * y
 
+const _f = (x) => x
+  |> (y) => y + 1
+  |> (z) => z * y
+
 const g = (x) => x
-  |> (y => { return (
+  |> (y) => (
     y + 1
-    |> (z) => z * y);
-    }
+    |> (z) => z * y
   )
 
-const h = (x) => x
+const _g = (x) => x
   |> (y => (
     y + 1
     |> (z) => z * y)
   )
 
-const i = (x) => x
-  |> (y) => (
+const __g = (x) => x
+  |> (y => { return (
     y + 1
-    |> (z) => z * y
+    |> (z) => z * y);
+    }
   )
 
-expect(f(1)).toBe(4);
-expect(g(1)).toBe(2);
-expect(h(1)).toBe(2);
-expect(i(1)).toBe(2);
+expect(  f(1)).toBe(4);
+expect( _f(1)).toBe(4);
+expect(  g(1)).toBe(2);
+expect( _g(1)).toBe(2);
+expect(__g(1)).toBe(2);