babel/packages/babel-parser/test/fixtures/experimental/pipeline-operator-hack/hack-double-caret-proposal-nested-pipelines-with-arrow-function-without-outer-topic/output.json

{
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  "errors": [
    "SyntaxError: Hack-style pipe body does not contain a topic reference; Hack-style pipes must use topic at least once. (1:5)"
  ],
  "program": {
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    "body": [
      {
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        "start":0,"end":19,"loc":{"start":{"line":1,"column":0,"index":0},"end":{"line":1,"column":19,"index":19}},
        "expression": {
          "type": "BinaryExpression",
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            "name": "x"
          },
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            "id": null,
            "generator": false,
            "async": false,
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              {
                "type": "Identifier",
                "start":6,"end":7,"loc":{"start":{"line":1,"column":6,"index":6},"end":{"line":1,"column":7,"index":7},"identifierName":"$"},
                "name": "$"
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              "type": "BinaryExpression",
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              },
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              "right": {
                "type": "TopicReference",
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              }
            },
            "extra": {
              "parenthesized": true,
              "parenStart": 5
            }
          }
        }
      }
    ],
    "directives": []
  }
}