---
source: kcl-lib/src/simulation_tests.rs
description: Result of parsing computed_var.kcl
---
{
  "Ok": {
    "body": [
      {
        "commentStart": 0,
        "declaration": {
          "commentStart": 37,
          "end": 0,
          "id": {
            "commentStart": 37,
            "end": 0,
            "name": "arr",
            "start": 0,
            "type": "Identifier"
          },
          "init": {
            "commentStart": 43,
            "elements": [
              {
                "commentStart": 44,
                "end": 0,
                "raw": "0",
                "start": 0,
                "type": "Literal",
                "type": "Literal",
                "value": {
                  "value": 0.0,
                  "suffix": "None"
                }
              },
              {
                "commentStart": 47,
                "end": 0,
                "raw": "0",
                "start": 0,
                "type": "Literal",
                "type": "Literal",
                "value": {
                  "value": 0.0,
                  "suffix": "None"
                }
              },
              {
                "commentStart": 50,
                "end": 0,
                "raw": "0",
                "start": 0,
                "type": "Literal",
                "type": "Literal",
                "value": {
                  "value": 0.0,
                  "suffix": "None"
                }
              },
              {
                "commentStart": 53,
                "end": 0,
                "raw": "10",
                "start": 0,
                "type": "Literal",
                "type": "Literal",
                "value": {
                  "value": 10.0,
                  "suffix": "None"
                }
              }
            ],
            "end": 0,
            "start": 0,
            "type": "ArrayExpression",
            "type": "ArrayExpression"
          },
          "start": 0,
          "type": "VariableDeclarator"
        },
        "end": 0,
        "kind": "const",
        "start": 0,
        "type": "VariableDeclaration",
        "type": "VariableDeclaration"
      },
      {
        "commentStart": 57,
        "declaration": {
          "commentStart": 57,
          "end": 0,
          "id": {
            "commentStart": 57,
            "end": 0,
            "name": "i",
            "start": 0,
            "type": "Identifier"
          },
          "init": {
            "commentStart": 61,
            "end": 0,
            "raw": "3",
            "start": 0,
            "type": "Literal",
            "type": "Literal",
            "value": {
              "value": 3.0,
              "suffix": "None"
            }
          },
          "start": 0,
          "type": "VariableDeclarator"
        },
        "end": 0,
        "kind": "const",
        "start": 0,
        "type": "VariableDeclaration",
        "type": "VariableDeclaration"
      },
      {
        "commentStart": 63,
        "declaration": {
          "commentStart": 63,
          "end": 0,
          "id": {
            "commentStart": 63,
            "end": 0,
            "name": "ten",
            "start": 0,
            "type": "Identifier"
          },
          "init": {
            "commentStart": 69,
            "computed": true,
            "end": 0,
            "object": {
              "commentStart": 69,
              "end": 0,
              "name": "arr",
              "start": 0,
              "type": "Identifier",
              "type": "Identifier"
            },
            "property": {
              "commentStart": 73,
              "end": 0,
              "name": "i",
              "start": 0,
              "type": "Identifier",
              "type": "Identifier"
            },
            "start": 0,
            "type": "MemberExpression",
            "type": "MemberExpression"
          },
          "start": 0,
          "type": "VariableDeclarator"
        },
        "end": 0,
        "kind": "const",
        "start": 0,
        "type": "VariableDeclaration",
        "type": "VariableDeclaration"
      },
      {
        "commentStart": 75,
        "end": 0,
        "expression": {
          "arguments": [
            {
              "abs_path": false,
              "commentStart": 89,
              "end": 0,
              "name": {
                "commentStart": 89,
                "end": 0,
                "name": "ten",
                "start": 0,
                "type": "Identifier"
              },
              "path": [],
              "start": 0,
              "type": "Name",
              "type": "Name"
            },
            {
              "commentStart": 94,
              "end": 0,
              "raw": "10",
              "start": 0,
              "type": "Literal",
              "type": "Literal",
              "value": {
                "value": 10.0,
                "suffix": "None"
              }
            },
            {
              "commentStart": 98,
              "end": 0,
              "raw": "0.000001",
              "start": 0,
              "type": "Literal",
              "type": "Literal",
              "value": {
                "value": 0.000001,
                "suffix": "None"
              }
            },
            {
              "commentStart": 108,
              "end": 0,
              "raw": "\"oops\"",
              "start": 0,
              "type": "Literal",
              "type": "Literal",
              "value": "oops"
            }
          ],
          "callee": {
            "abs_path": false,
            "commentStart": 77,
            "end": 0,
            "name": {
              "commentStart": 77,
              "end": 0,
              "name": "assertEqual",
              "start": 0,
              "type": "Identifier"
            },
            "path": [],
            "start": 0,
            "type": "Name"
          },
          "commentStart": 77,
          "end": 0,
          "start": 0,
          "type": "CallExpression",
          "type": "CallExpression"
        },
        "start": 0,
        "type": "ExpressionStatement",
        "type": "ExpressionStatement"
      },
      {
        "commentStart": 115,
        "declaration": {
          "commentStart": 117,
          "end": 0,
          "id": {
            "commentStart": 117,
            "end": 0,
            "name": "p",
            "start": 0,
            "type": "Identifier"
          },
          "init": {
            "commentStart": 121,
            "end": 0,
            "raw": "\"foo\"",
            "start": 0,
            "type": "Literal",
            "type": "Literal",
            "value": "foo"
          },
          "start": 0,
          "type": "VariableDeclarator"
        },
        "end": 0,
        "kind": "const",
        "start": 0,
        "type": "VariableDeclaration",
        "type": "VariableDeclaration"
      },
      {
        "commentStart": 127,
        "declaration": {
          "commentStart": 127,
          "end": 0,
          "id": {
            "commentStart": 127,
            "end": 0,
            "name": "obj",
            "start": 0,
            "type": "Identifier"
          },
          "init": {
            "commentStart": 133,
            "end": 0,
            "properties": [
              {
                "commentStart": 135,
                "end": 0,
                "key": {
                  "commentStart": 135,
                  "end": 0,
                  "name": "foo",
                  "start": 0,
                  "type": "Identifier"
                },
                "start": 0,
                "type": "ObjectProperty",
                "value": {
                  "commentStart": 141,
                  "end": 0,
                  "raw": "1",
                  "start": 0,
                  "type": "Literal",
                  "type": "Literal",
                  "value": {
                    "value": 1.0,
                    "suffix": "None"
                  }
                }
              },
              {
                "commentStart": 144,
                "end": 0,
                "key": {
                  "commentStart": 144,
                  "end": 0,
                  "name": "bar",
                  "start": 0,
                  "type": "Identifier"
                },
                "start": 0,
                "type": "ObjectProperty",
                "value": {
                  "commentStart": 150,
                  "end": 0,
                  "raw": "0",
                  "start": 0,
                  "type": "Literal",
                  "type": "Literal",
                  "value": {
                    "value": 0.0,
                    "suffix": "None"
                  }
                }
              }
            ],
            "start": 0,
            "type": "ObjectExpression",
            "type": "ObjectExpression"
          },
          "start": 0,
          "type": "VariableDeclarator"
        },
        "end": 0,
        "kind": "const",
        "start": 0,
        "type": "VariableDeclaration",
        "type": "VariableDeclaration"
      },
      {
        "commentStart": 154,
        "declaration": {
          "commentStart": 154,
          "end": 0,
          "id": {
            "commentStart": 154,
            "end": 0,
            "name": "one",
            "start": 0,
            "type": "Identifier"
          },
          "init": {
            "commentStart": 160,
            "computed": true,
            "end": 0,
            "object": {
              "commentStart": 160,
              "end": 0,
              "name": "obj",
              "start": 0,
              "type": "Identifier",
              "type": "Identifier"
            },
            "property": {
              "commentStart": 164,
              "end": 0,
              "name": "p",
              "start": 0,
              "type": "Identifier",
              "type": "Identifier"
            },
            "start": 0,
            "type": "MemberExpression",
            "type": "MemberExpression"
          },
          "start": 0,
          "type": "VariableDeclarator"
        },
        "end": 0,
        "kind": "const",
        "start": 0,
        "type": "VariableDeclaration",
        "type": "VariableDeclaration"
      },
      {
        "commentStart": 166,
        "end": 0,
        "expression": {
          "arguments": [
            {
              "abs_path": false,
              "commentStart": 180,
              "end": 0,
              "name": {
                "commentStart": 180,
                "end": 0,
                "name": "one",
                "start": 0,
                "type": "Identifier"
              },
              "path": [],
              "start": 0,
              "type": "Name",
              "type": "Name"
            },
            {
              "commentStart": 185,
              "end": 0,
              "raw": "1",
              "start": 0,
              "type": "Literal",
              "type": "Literal",
              "value": {
                "value": 1.0,
                "suffix": "None"
              }
            },
            {
              "commentStart": 188,
              "end": 0,
              "raw": "0.0000001",
              "start": 0,
              "type": "Literal",
              "type": "Literal",
              "value": {
                "value": 0.0000001,
                "suffix": "None"
              }
            },
            {
              "commentStart": 199,
              "end": 0,
              "raw": "\"oops\"",
              "start": 0,
              "type": "Literal",
              "type": "Literal",
              "value": "oops"
            }
          ],
          "callee": {
            "abs_path": false,
            "commentStart": 168,
            "end": 0,
            "name": {
              "commentStart": 168,
              "end": 0,
              "name": "assertEqual",
              "start": 0,
              "type": "Identifier"
            },
            "path": [],
            "start": 0,
            "type": "Name"
          },
          "commentStart": 168,
          "end": 0,
          "start": 0,
          "type": "CallExpression",
          "type": "CallExpression"
        },
        "start": 0,
        "type": "ExpressionStatement",
        "type": "ExpressionStatement"
      },
      {
        "commentStart": 206,
        "end": 0,
        "expression": {
          "arguments": [
            {
              "abs_path": false,
              "commentStart": 220,
              "end": 0,
              "name": {
                "commentStart": 220,
                "end": 0,
                "name": "PI",
                "start": 0,
                "type": "Identifier"
              },
              "path": [],
              "start": 0,
              "type": "Name",
              "type": "Name"
            },
            {
              "commentStart": 224,
              "end": 0,
              "raw": "3",
              "start": 0,
              "type": "Literal",
              "type": "Literal",
              "value": {
                "value": 3.0,
                "suffix": "None"
              }
            },
            {
              "commentStart": 227,
              "end": 0,
              "raw": "0.2",
              "start": 0,
              "type": "Literal",
              "type": "Literal",
              "value": {
                "value": 0.2,
                "suffix": "None"
              }
            },
            {
              "commentStart": 232,
              "end": 0,
              "raw": "\"oops pi\"",
              "start": 0,
              "type": "Literal",
              "type": "Literal",
              "value": "oops pi"
            }
          ],
          "callee": {
            "abs_path": false,
            "commentStart": 208,
            "end": 0,
            "name": {
              "commentStart": 208,
              "end": 0,
              "name": "assertEqual",
              "start": 0,
              "type": "Identifier"
            },
            "path": [],
            "start": 0,
            "type": "Name"
          },
          "commentStart": 208,
          "end": 0,
          "start": 0,
          "type": "CallExpression",
          "type": "CallExpression"
        },
        "start": 0,
        "type": "ExpressionStatement",
        "type": "ExpressionStatement"
      },
      {
        "commentStart": 243,
        "declaration": {
          "commentStart": 243,
          "end": 0,
          "id": {
            "commentStart": 243,
            "end": 0,
            "name": "x",
            "start": 0,
            "type": "Identifier"
          },
          "init": {
            "arguments": [
              {
                "commentStart": 251,
                "end": 0,
                "left": {
                  "commentStart": 251,
                  "end": 0,
                  "raw": "2",
                  "start": 0,
                  "type": "Literal",
                  "type": "Literal",
                  "value": {
                    "value": 2.0,
                    "suffix": "None"
                  }
                },
                "operator": "*",
                "right": {
                  "abs_path": false,
                  "commentStart": 255,
                  "end": 0,
                  "name": {
                    "commentStart": 255,
                    "end": 0,
                    "name": "PI",
                    "start": 0,
                    "type": "Identifier"
                  },
                  "path": [],
                  "start": 0,
                  "type": "Name",
                  "type": "Name"
                },
                "start": 0,
                "type": "BinaryExpression",
                "type": "BinaryExpression"
              }
            ],
            "callee": {
              "abs_path": false,
              "commentStart": 247,
              "end": 0,
              "name": {
                "commentStart": 247,
                "end": 0,
                "name": "cos",
                "start": 0,
                "type": "Identifier"
              },
              "path": [],
              "start": 0,
              "type": "Name"
            },
            "commentStart": 247,
            "end": 0,
            "start": 0,
            "type": "CallExpression",
            "type": "CallExpression"
          },
          "start": 0,
          "type": "VariableDeclarator"
        },
        "end": 0,
        "kind": "const",
        "start": 0,
        "type": "VariableDeclaration",
        "type": "VariableDeclaration"
      },
      {
        "commentStart": 259,
        "end": 0,
        "expression": {
          "arguments": [
            {
              "abs_path": false,
              "commentStart": 271,
              "end": 0,
              "name": {
                "commentStart": 271,
                "end": 0,
                "name": "x",
                "start": 0,
                "type": "Identifier"
              },
              "path": [],
              "start": 0,
              "type": "Name",
              "type": "Name"
            },
            {
              "commentStart": 274,
              "end": 0,
              "raw": "1",
              "start": 0,
              "type": "Literal",
              "type": "Literal",
              "value": {
                "value": 1.0,
                "suffix": "None"
              }
            },
            {
              "commentStart": 277,
              "end": 0,
              "raw": "0.000001",
              "start": 0,
              "type": "Literal",
              "type": "Literal",
              "value": {
                "value": 0.000001,
                "suffix": "None"
              }
            },
            {
              "commentStart": 287,
              "end": 0,
              "raw": "\"oops cos\"",
              "start": 0,
              "type": "Literal",
              "type": "Literal",
              "value": "oops cos"
            }
          ],
          "callee": {
            "abs_path": false,
            "commentStart": 259,
            "end": 0,
            "name": {
              "commentStart": 259,
              "end": 0,
              "name": "assertEqual",
              "start": 0,
              "type": "Identifier"
            },
            "path": [],
            "start": 0,
            "type": "Name"
          },
          "commentStart": 259,
          "end": 0,
          "start": 0,
          "type": "CallExpression",
          "type": "CallExpression"
        },
        "start": 0,
        "type": "ExpressionStatement",
        "type": "ExpressionStatement"
      }
    ],
    "commentStart": 0,
    "end": 0,
    "nonCodeMeta": {
      "nonCodeNodes": {
        "2": [
          {
            "commentStart": 75,
            "end": 0,
            "start": 0,
            "type": "NonCodeNode",
            "value": {
              "type": "newLine"
            }
          }
        ],
        "3": [
          {
            "commentStart": 115,
            "end": 0,
            "start": 0,
            "type": "NonCodeNode",
            "value": {
              "type": "newLine"
            }
          }
        ],
        "6": [
          {
            "commentStart": 166,
            "end": 0,
            "start": 0,
            "type": "NonCodeNode",
            "value": {
              "type": "newLine"
            }
          }
        ],
        "7": [
          {
            "commentStart": 206,
            "end": 0,
            "start": 0,
            "type": "NonCodeNode",
            "value": {
              "type": "newLine"
            }
          }
        ]
      },
      "startNodes": [
        {
          "commentStart": 0,
          "end": 0,
          "start": 0,
          "type": "NonCodeNode",
          "value": {
            "type": "blockComment",
            "value": "This tests computed properties.",
            "style": "line"
          }
        },
        {
          "commentStart": 34,
          "end": 0,
          "start": 0,
          "type": "NonCodeNode",
          "value": {
            "type": "newLine"
          }
        }
      ]
    },
    "start": 0
  }
}