test: assign by ref

Author: alexander-akait

src/parser/utils.js

@@ -116,7 +116,7 @@ module.exports = {
     const result = cb();
     if (result) {
       this.ast.swapLocations(result, byref, result, this);
-      result.byref = true;  
+      result.byref = true;
     }
     return result;
   },

test/snapshot/__snapshots__/assign.test.js.snap

@@ -397,3 +397,30 @@ Program {
   "kind": "program",
 }
 `;
+
+exports[`assign with ref 1`] = `
+Program {
+  "children": Array [
+    ExpressionStatement {
+      "expression": Assign {
+        "kind": "assign",
+        "left": Variable {
+          "curly": false,
+          "kind": "variable",
+          "name": "bar",
+        },
+        "operator": "=",
+        "right": Variable {
+          "byref": true,
+          "curly": false,
+          "kind": "variable",
+          "name": "foo",
+        },
+      },
+      "kind": "expressionstatement",
+    },
+  ],
+  "errors": Array [],
+  "kind": "program",
+}
+`;

test/snapshot/assign.test.js

@@ -46,4 +46,7 @@ describe('assign', () => {
   it('>>=', () => {
     expect(parser.parseEval("$var >>= $var;")).toMatchSnapshot();
   });
+  it('with ref', () => {
+    expect(parser.parseEval("$bar = &$foo;")).toMatchSnapshot();
+  });
 });