swc/crates/swc_ecma_parser/tests/tsc/controlFlowAssignmentExpression.json

{
  "type": "Script",
  "span": {
    "start": 1,
    "end": 351,
    "ctxt": 0
  },
  "body": [
    {
      "type": "VariableDeclaration",
      "span": {
        "start": 1,
        "end": 34,
        "ctxt": 0
      },
      "kind": "let",
      "declare": false,
      "declarations": [
        {
          "type": "VariableDeclarator",
          "span": {
            "start": 5,
            "end": 33,
            "ctxt": 0
          },
          "id": {
            "type": "Identifier",
            "span": {
              "start": 5,
              "end": 6,
              "ctxt": 0
            },
            "value": "x",
            "optional": false,
            "typeAnnotation": {
              "type": "TsTypeAnnotation",
              "span": {
                "start": 6,
                "end": 33,
                "ctxt": 0
              },
              "typeAnnotation": {
                "type": "TsUnionType",
                "span": {
                  "start": 8,
                  "end": 33,
                  "ctxt": 0
                },
                "types": [
                  {
                    "type": "TsKeywordType",
                    "span": {
                      "start": 8,
                      "end": 14,
                      "ctxt": 0
                    },
                    "kind": "string"
                  },
                  {
                    "type": "TsKeywordType",
                    "span": {
                      "start": 17,
                      "end": 24,
                      "ctxt": 0
                    },
                    "kind": "boolean"
                  },
                  {
                    "type": "TsKeywordType",
                    "span": {
                      "start": 27,
                      "end": 33,
                      "ctxt": 0
                    },
                    "kind": "number"
                  }
                ]
              }
            }
          },
          "init": null,
          "definite": false
        }
      ]
    },
    {
      "type": "VariableDeclaration",
      "span": {
        "start": 35,
        "end": 48,
        "ctxt": 0
      },
      "kind": "let",
      "declare": false,
      "declarations": [
        {
          "type": "VariableDeclarator",
          "span": {
            "start": 39,
            "end": 47,
            "ctxt": 0
          },
          "id": {
            "type": "Identifier",
            "span": {
              "start": 39,
              "end": 42,
              "ctxt": 0
            },
            "value": "obj",
            "optional": false,
            "typeAnnotation": {
              "type": "TsTypeAnnotation",
              "span": {
                "start": 42,
                "end": 47,
                "ctxt": 0
              },
              "typeAnnotation": {
                "type": "TsKeywordType",
                "span": {
                  "start": 44,
                  "end": 47,
                  "ctxt": 0
                },
                "kind": "any"
              }
            }
          },
          "init": null,
          "definite": false
        }
      ]
    },
    {
      "type": "ExpressionStatement",
      "span": {
        "start": 50,
        "end": 57,
        "ctxt": 0
      },
      "expression": {
        "type": "AssignmentExpression",
        "span": {
          "start": 50,
          "end": 56,
          "ctxt": 0
        },
        "operator": "=",
        "left": {
          "type": "Identifier",
          "span": {
            "start": 50,
            "end": 51,
            "ctxt": 0
          },
          "value": "x",
          "optional": false,
          "typeAnnotation": null
        },
        "right": {
          "type": "StringLiteral",
          "span": {
            "start": 54,
            "end": 56,
            "ctxt": 0
          },
          "value": "",
          "raw": "\"\""
        }
      }
    },
    {
      "type": "ExpressionStatement",
      "span": {
        "start": 58,
        "end": 71,
        "ctxt": 0
      },
      "expression": {
        "type": "AssignmentExpression",
        "span": {
          "start": 58,
          "end": 70,
          "ctxt": 0
        },
        "operator": "=",
        "left": {
          "type": "Identifier",
          "span": {
            "start": 58,
            "end": 59,
            "ctxt": 0
          },
          "value": "x",
          "optional": false,
          "typeAnnotation": null
        },
        "right": {
          "type": "MemberExpression",
          "span": {
            "start": 62,
            "end": 70,
            "ctxt": 0
          },
          "object": {
            "type": "Identifier",
            "span": {
              "start": 62,
              "end": 63,
              "ctxt": 0
            },
            "value": "x",
            "optional": false
          },
          "property": {
            "type": "Identifier",
            "span": {
              "start": 64,
              "end": 70,
              "ctxt": 0
            },
            "value": "length",
            "optional": false
          }
        }
      }
    },
    {
      "type": "ExpressionStatement",
      "span": {
        "start": 72,
        "end": 74,
        "ctxt": 0
      },
      "expression": {
        "type": "Identifier",
        "span": {
          "start": 72,
          "end": 73,
          "ctxt": 0
        },
        "value": "x",
        "optional": false
      }
    },
    {
      "type": "ExpressionStatement",
      "span": {
        "start": 86,
        "end": 95,
        "ctxt": 0
      },
      "expression": {
        "type": "AssignmentExpression",
        "span": {
          "start": 86,
          "end": 94,
          "ctxt": 0
        },
        "operator": "=",
        "left": {
          "type": "Identifier",
          "span": {
            "start": 86,
            "end": 87,
            "ctxt": 0
          },
          "value": "x",
          "optional": false,
          "typeAnnotation": null
        },
        "right": {
          "type": "BooleanLiteral",
          "span": {
            "start": 90,
            "end": 94,
            "ctxt": 0
          },
          "value": true
        }
      }
    },
    {
      "type": "ExpressionStatement",
      "span": {
        "start": 96,
        "end": 131,
        "ctxt": 0
      },
      "expression": {
        "type": "AssignmentExpression",
        "span": {
          "start": 96,
          "end": 130,
          "ctxt": 0
        },
        "operator": "=",
        "left": {
          "type": "MemberExpression",
          "span": {
            "start": 96,
            "end": 113,
            "ctxt": 0
          },
          "object": {
            "type": "ParenthesisExpression",
            "span": {
              "start": 96,
              "end": 109,
              "ctxt": 0
            },
            "expression": {
              "type": "SequenceExpression",
              "span": {
                "start": 97,
                "end": 108,
                "ctxt": 0
              },
              "expressions": [
                {
                  "type": "AssignmentExpression",
                  "span": {
                    "start": 97,
                    "end": 103,
                    "ctxt": 0
                  },
                  "operator": "=",
                  "left": {
                    "type": "Identifier",
                    "span": {
                      "start": 97,
                      "end": 98,
                      "ctxt": 0
                    },
                    "value": "x",
                    "optional": false,
                    "typeAnnotation": null
                  },
                  "right": {
                    "type": "StringLiteral",
                    "span": {
                      "start": 101,
                      "end": 103,
                      "ctxt": 0
                    },
                    "value": "",
                    "raw": "\"\""
                  }
                },
                {
                  "type": "Identifier",
                  "span": {
                    "start": 105,
                    "end": 108,
                    "ctxt": 0
                  },
                  "value": "obj",
                  "optional": false
                }
              ]
            }
          },
          "property": {
            "type": "Identifier",
            "span": {
              "start": 110,
              "end": 113,
              "ctxt": 0
            },
            "value": "foo",
            "optional": false
          }
        },
        "right": {
          "type": "ParenthesisExpression",
          "span": {
            "start": 116,
            "end": 130,
            "ctxt": 0
          },
          "expression": {
            "type": "AssignmentExpression",
            "span": {
              "start": 117,
              "end": 129,
              "ctxt": 0
            },
            "operator": "=",
            "left": {
              "type": "Identifier",
              "span": {
                "start": 117,
                "end": 118,
                "ctxt": 0
              },
              "value": "x",
              "optional": false,
              "typeAnnotation": null
            },
            "right": {
              "type": "MemberExpression",
              "span": {
                "start": 121,
                "end": 129,
                "ctxt": 0
              },
              "object": {
                "type": "Identifier",
                "span": {
                  "start": 121,
                  "end": 122,
                  "ctxt": 0
                },
                "value": "x",
                "optional": false
              },
              "property": {
                "type": "Identifier",
                "span": {
                  "start": 123,
                  "end": 129,
                  "ctxt": 0
                },
                "value": "length",
                "optional": false
              }
            }
          }
        }
      }
    },
    {
      "type": "ExpressionStatement",
      "span": {
        "start": 132,
        "end": 134,
        "ctxt": 0
      },
      "expression": {
        "type": "Identifier",
        "span": {
          "start": 132,
          "end": 133,
          "ctxt": 0
        },
        "value": "x",
        "optional": false
      }
    },
    {
      "type": "TsTypeAliasDeclaration",
      "span": {
        "start": 202,
        "end": 264,
        "ctxt": 0
      },
      "declare": false,
      "id": {
        "type": "Identifier",
        "span": {
          "start": 207,
          "end": 208,
          "ctxt": 0
        },
        "value": "D",
        "optional": false
      },
      "typeParams": null,
      "typeAnnotation": {
        "type": "TsUnionType",
        "span": {
          "start": 211,
          "end": 263,
          "ctxt": 0
        },
        "types": [
          {
            "type": "TsTypeLiteral",
            "span": {
              "start": 211,
              "end": 235,
              "ctxt": 0
            },
            "members": [
              {
                "type": "TsPropertySignature",
                "span": {
                  "start": 213,
                  "end": 224,
                  "ctxt": 0
                },
                "readonly": false,
                "key": {
                  "type": "Identifier",
                  "span": {
                    "start": 213,
                    "end": 217,
                    "ctxt": 0
                  },
                  "value": "done",
                  "optional": false
                },
                "computed": false,
                "optional": false,
                "init": null,
                "params": [],
                "typeAnnotation": {
                  "type": "TsTypeAnnotation",
                  "span": {
                    "start": 217,
                    "end": 223,
                    "ctxt": 0
                  },
                  "typeAnnotation": {
                    "type": "TsLiteralType",
                    "span": {
                      "start": 219,
                      "end": 223,
                      "ctxt": 0
                    },
                    "literal": {
                      "type": "BooleanLiteral",
                      "span": {
                        "start": 219,
                        "end": 223,
                        "ctxt": 0
                      },
                      "value": true
                    }
                  }
                },
                "typeParams": null
              },
              {
                "type": "TsPropertySignature",
                "span": {
                  "start": 225,
                  "end": 233,
                  "ctxt": 0
                },
                "readonly": false,
                "key": {
                  "type": "Identifier",
                  "span": {
                    "start": 225,
                    "end": 230,
                    "ctxt": 0
                  },
                  "value": "value",
                  "optional": false
                },
                "computed": false,
                "optional": false,
                "init": null,
                "params": [],
                "typeAnnotation": {
                  "type": "TsTypeAnnotation",
                  "span": {
                    "start": 230,
                    "end": 233,
                    "ctxt": 0
                  },
                  "typeAnnotation": {
                    "type": "TsLiteralType",
                    "span": {
                      "start": 232,
                      "end": 233,
                      "ctxt": 0
                    },
                    "literal": {
                      "type": "NumericLiteral",
                      "span": {
                        "start": 232,
                        "end": 233,
                        "ctxt": 0
                      },
                      "value": 1.0,
                      "raw": "1"
                    }
                  }
                },
                "typeParams": null
              }
            ]
          },
          {
            "type": "TsTypeLiteral",
            "span": {
              "start": 238,
              "end": 263,
              "ctxt": 0
            },
            "members": [
              {
                "type": "TsPropertySignature",
                "span": {
                  "start": 240,
                  "end": 252,
                  "ctxt": 0
                },
                "readonly": false,
                "key": {
                  "type": "Identifier",
                  "span": {
                    "start": 240,
                    "end": 244,
                    "ctxt": 0
                  },
                  "value": "done",
                  "optional": false
                },
                "computed": false,
                "optional": false,
                "init": null,
                "params": [],
                "typeAnnotation": {
                  "type": "TsTypeAnnotation",
                  "span": {
                    "start": 244,
                    "end": 251,
                    "ctxt": 0
                  },
                  "typeAnnotation": {
                    "type": "TsLiteralType",
                    "span": {
                      "start": 246,
                      "end": 251,
                      "ctxt": 0
                    },
                    "literal": {
                      "type": "BooleanLiteral",
                      "span": {
                        "start": 246,
                        "end": 251,
                        "ctxt": 0
                      },
                      "value": false
                    }
                  }
                },
                "typeParams": null
              },
              {
                "type": "TsPropertySignature",
                "span": {
                  "start": 253,
                  "end": 261,
                  "ctxt": 0
                },
                "readonly": false,
                "key": {
                  "type": "Identifier",
                  "span": {
                    "start": 253,
                    "end": 258,
                    "ctxt": 0
                  },
                  "value": "value",
                  "optional": false
                },
                "computed": false,
                "optional": false,
                "init": null,
                "params": [],
                "typeAnnotation": {
                  "type": "TsTypeAnnotation",
                  "span": {
                    "start": 258,
                    "end": 261,
                    "ctxt": 0
                  },
                  "typeAnnotation": {
                    "type": "TsLiteralType",
                    "span": {
                      "start": 260,
                      "end": 261,
                      "ctxt": 0
                    },
                    "literal": {
                      "type": "NumericLiteral",
                      "span": {
                        "start": 260,
                        "end": 261,
                        "ctxt": 0
                      },
                      "value": 2.0,
                      "raw": "2"
                    }
                  }
                },
                "typeParams": null
              }
            ]
          }
        ]
      }
    },
    {
      "type": "FunctionDeclaration",
      "identifier": {
        "type": "Identifier",
        "span": {
          "start": 282,
          "end": 284,
          "ctxt": 0
        },
        "value": "fn",
        "optional": false
      },
      "declare": true,
      "params": [],
      "decorators": [],
      "span": {
        "start": 265,
        "end": 290,
        "ctxt": 0
      },
      "body": null,
      "generator": false,
      "async": false,
      "typeParameters": null,
      "returnType": {
        "type": "TsTypeAnnotation",
        "span": {
          "start": 286,
          "end": 289,
          "ctxt": 0
        },
        "typeAnnotation": {
          "type": "TsTypeReference",
          "span": {
            "start": 288,
            "end": 289,
            "ctxt": 0
          },
          "typeName": {
            "type": "Identifier",
            "span": {
              "start": 288,
              "end": 289,
              "ctxt": 0
            },
            "value": "D",
            "optional": false
          },
          "typeParams": null
        }
      }
    },
    {
      "type": "VariableDeclaration",
      "span": {
        "start": 291,
        "end": 300,
        "ctxt": 0
      },
      "kind": "let",
      "declare": false,
      "declarations": [
        {
          "type": "VariableDeclarator",
          "span": {
            "start": 295,
            "end": 299,
            "ctxt": 0
          },
          "id": {
            "type": "Identifier",
            "span": {
              "start": 295,
              "end": 296,
              "ctxt": 0
            },
            "value": "o",
            "optional": false,
            "typeAnnotation": {
              "type": "TsTypeAnnotation",
              "span": {
                "start": 296,
                "end": 299,
                "ctxt": 0
              },
              "typeAnnotation": {
                "type": "TsTypeReference",
                "span": {
                  "start": 298,
                  "end": 299,
                  "ctxt": 0
                },
                "typeName": {
                  "type": "Identifier",
                  "span": {
                    "start": 298,
                    "end": 299,
                    "ctxt": 0
                  },
                  "value": "D",
                  "optional": false
                },
                "typeParams": null
              }
            }
          },
          "init": null,
          "definite": false
        }
      ]
    },
    {
      "type": "IfStatement",
      "span": {
        "start": 301,
        "end": 351,
        "ctxt": 0
      },
      "test": {
        "type": "MemberExpression",
        "span": {
          "start": 305,
          "end": 320,
          "ctxt": 0
        },
        "object": {
          "type": "ParenthesisExpression",
          "span": {
            "start": 305,
            "end": 315,
            "ctxt": 0
          },
          "expression": {
            "type": "AssignmentExpression",
            "span": {
              "start": 306,
              "end": 314,
              "ctxt": 0
            },
            "operator": "=",
            "left": {
              "type": "Identifier",
              "span": {
                "start": 306,
                "end": 307,
                "ctxt": 0
              },
              "value": "o",
              "optional": false,
              "typeAnnotation": null
            },
            "right": {
              "type": "CallExpression",
              "span": {
                "start": 310,
                "end": 314,
                "ctxt": 0
              },
              "callee": {
                "type": "Identifier",
                "span": {
                  "start": 310,
                  "end": 312,
                  "ctxt": 0
                },
                "value": "fn",
                "optional": false
              },
              "arguments": [],
              "typeArguments": null
            }
          }
        },
        "property": {
          "type": "Identifier",
          "span": {
            "start": 316,
            "end": 320,
            "ctxt": 0
          },
          "value": "done",
          "optional": false
        }
      },
      "consequent": {
        "type": "BlockStatement",
        "span": {
          "start": 322,
          "end": 351,
          "ctxt": 0
        },
        "stmts": [
          {
            "type": "VariableDeclaration",
            "span": {
              "start": 328,
              "end": 349,
              "ctxt": 0
            },
            "kind": "const",
            "declare": false,
            "declarations": [
              {
                "type": "VariableDeclarator",
                "span": {
                  "start": 334,
                  "end": 348,
                  "ctxt": 0
                },
                "id": {
                  "type": "Identifier",
                  "span": {
                    "start": 334,
                    "end": 335,
                    "ctxt": 0
                  },
                  "value": "y",
                  "optional": false,
                  "typeAnnotation": {
                    "type": "TsTypeAnnotation",
                    "span": {
                      "start": 335,
                      "end": 338,
                      "ctxt": 0
                    },
                    "typeAnnotation": {
                      "type": "TsLiteralType",
                      "span": {
                        "start": 337,
                        "end": 338,
                        "ctxt": 0
                      },
                      "literal": {
                        "type": "NumericLiteral",
                        "span": {
                          "start": 337,
                          "end": 338,
                          "ctxt": 0
                        },
                        "value": 1.0,
                        "raw": "1"
                      }
                    }
                  }
                },
                "init": {
                  "type": "MemberExpression",
                  "span": {
                    "start": 341,
                    "end": 348,
                    "ctxt": 0
                  },
                  "object": {
                    "type": "Identifier",
                    "span": {
                      "start": 341,
                      "end": 342,
                      "ctxt": 0
                    },
                    "value": "o",
                    "optional": false
                  },
                  "property": {
                    "type": "Identifier",
                    "span": {
                      "start": 343,
                      "end": 348,
                      "ctxt": 0
                    },
                    "value": "value",
                    "optional": false
                  }
                },
                "definite": false
              }
            ]
          }
        ]
      },
      "alternate": null
    }
  ],
  "interpreter": null
}