{
  "type": "Script",
  "span": {
    "start": 16,
    "end": 76,
    "ctxt": 0
  },
  "body": [
    {
      "type": "VariableDeclaration",
      "span": {
        "start": 16,
        "end": 76,
        "ctxt": 0
      },
      "kind": "var",
      "declare": false,
      "declarations": [
        {
          "type": "VariableDeclarator",
          "span": {
            "start": 20,
            "end": 75,
            "ctxt": 0
          },
          "id": {
            "type": "Identifier",
            "span": {
              "start": 20,
              "end": 24,
              "ctxt": 0
            },
            "value": "iter",
            "optional": false,
            "typeAnnotation": {
              "type": "TsTypeAnnotation",
              "span": {
                "start": 24,
                "end": 57,
                "ctxt": 0
              },
              "typeAnnotation": {
                "type": "TsTypeReference",
                "span": {
                  "start": 26,
                  "end": 57,
                  "ctxt": 0
                },
                "typeName": {
                  "type": "Identifier",
                  "span": {
                    "start": 26,
                    "end": 34,
                    "ctxt": 0
                  },
                  "value": "Iterable",
                  "optional": false
                },
                "typeParams": {
                  "type": "TsTypeParameterInstantiation",
                  "span": {
                    "start": 34,
                    "end": 57,
                    "ctxt": 0
                  },
                  "params": [
                    {
                      "type": "TsFunctionType",
                      "span": {
                        "start": 35,
                        "end": 56,
                        "ctxt": 0
                      },
                      "params": [
                        {
                          "type": "Identifier",
                          "span": {
                            "start": 36,
                            "end": 45,
                            "ctxt": 0
                          },
                          "value": "x",
                          "optional": false,
                          "typeAnnotation": {
                            "type": "TsTypeAnnotation",
                            "span": {
                              "start": 37,
                              "end": 45,
                              "ctxt": 0
                            },
                            "typeAnnotation": {
                              "type": "TsKeywordType",
                              "span": {
                                "start": 39,
                                "end": 45,
                                "ctxt": 0
                              },
                              "kind": "string"
                            }
                          }
                        }
                      ],
                      "typeParams": null,
                      "typeAnnotation": {
                        "type": "TsTypeAnnotation",
                        "span": {
                          "start": 47,
                          "end": 56,
                          "ctxt": 0
                        },
                        "typeAnnotation": {
                          "type": "TsKeywordType",
                          "span": {
                            "start": 50,
                            "end": 56,
                            "ctxt": 0
                          },
                          "kind": "number"
                        }
                      }
                    }
                  ]
                }
              }
            }
          },
          "init": {
            "type": "ArrayExpression",
            "span": {
              "start": 60,
              "end": 75,
              "ctxt": 0
            },
            "elements": [
              {
                "spread": null,
                "expression": {
                  "type": "ArrowFunctionExpression",
                  "span": {
                    "start": 61,
                    "end": 74,
                    "ctxt": 0
                  },
                  "params": [
                    {
                      "type": "Identifier",
                      "span": {
                        "start": 61,
                        "end": 62,
                        "ctxt": 0
                      },
                      "value": "s",
                      "optional": false,
                      "typeAnnotation": null
                    }
                  ],
                  "body": {
                    "type": "MemberExpression",
                    "span": {
                      "start": 66,
                      "end": 74,
                      "ctxt": 0
                    },
                    "object": {
                      "type": "Identifier",
                      "span": {
                        "start": 66,
                        "end": 67,
                        "ctxt": 0
                      },
                      "value": "s",
                      "optional": false
                    },
                    "property": {
                      "type": "Identifier",
                      "span": {
                        "start": 68,
                        "end": 74,
                        "ctxt": 0
                      },
                      "value": "length",
                      "optional": false
                    }
                  },
                  "async": false,
                  "generator": false,
                  "typeParameters": null,
                  "returnType": null
                }
              }
            ]
          },
          "definite": false
        }
      ]
    }
  ],
  "interpreter": null
}