diff --git a/.gitignore b/.gitignore
index b67e7f0..94f331c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,7 @@
 # Binaries
 php2go
 
+# Generated files during testing
+fixtures/**.json
+
 # ..
diff --git a/fixtures/0001.php.parse.json b/fixtures/0001.php.parse.json
deleted file mode 100644
index 938a94b..0000000
--- a/fixtures/0001.php.parse.json
+++ /dev/null
@@ -1,1168 +0,0 @@
-{
-  "type": "*node.Root",
-  "position": {
-    "startPos": 7,
-    "endPos": 400,
-    "startLine": 3,
-    "endLine": 30
-  },
-  "Stmts": [
-    {
-      "type": "*stmt.Class",
-      "position": {
-        "startPos": 7,
-        "endPos": 250,
-        "startLine": 3,
-        "endLine": 19
-      },
-      "PhpDocComment": "",
-      "ClassName": {
-        "type": "*node.Identifier",
-        "position": {
-          "startPos": 13,
-          "endPos": 16,
-          "startLine": 3,
-          "endLine": 3
-        },
-        "Value": "Bar"
-      },
-      "Stmts": [
-        {
-          "type": "*stmt.PropertyList",
-          "position": {
-            "startPos": 20,
-            "endPos": 41,
-            "startLine": 4,
-            "endLine": 4
-          },
-          "Modifiers": [
-            {
-              "type": "*node.Identifier",
-              "position": {
-                "startPos": 20,
-                "endPos": 29,
-                "startLine": 4,
-                "endLine": 4
-              },
-              "Value": "protected"
-            }
-          ],
-          "Properties": [
-            {
-              "type": "*stmt.Property",
-              "position": {
-                "startPos": 30,
-                "endPos": 40,
-                "startLine": 4,
-                "endLine": 4
-              },
-              "PhpDocComment": "",
-              "Variable": {
-                "type": "*expr.Variable",
-                "position": {
-                  "startPos": 30,
-                  "endPos": 33,
-                  "startLine": 4,
-                  "endLine": 4
-                },
-                "VarName": {
-                  "type": "*node.Identifier",
-                  "position": {
-                    "startPos": 30,
-                    "endPos": 33,
-                    "startLine": 4,
-                    "endLine": 4
-                  },
-                  "Value": "mX"
-                }
-              },
-              "Expr": {
-                "type": "*expr.ConstFetch",
-                "position": {
-                  "startPos": 36,
-                  "endPos": 40,
-                  "startLine": 4,
-                  "endLine": 4
-                },
-                "Constant": {
-                  "type": "*name.Name",
-                  "position": {
-                    "startPos": 36,
-                    "endPos": 40,
-                    "startLine": 4,
-                    "endLine": 4
-                  },
-                  "Parts": [
-                    {
-                      "type": "*name.NamePart",
-                      "position": {
-                        "startPos": 36,
-                        "endPos": 40,
-                        "startLine": 4,
-                        "endLine": 4
-                      },
-                      "Value": "null"
-                    }
-                  ]
-                }
-              }
-            }
-          ]
-        },
-        {
-          "type": "*stmt.PropertyList",
-          "position": {
-            "startPos": 43,
-            "endPos": 61,
-            "startLine": 5,
-            "endLine": 5
-          },
-          "Modifiers": [
-            {
-              "type": "*node.Identifier",
-              "position": {
-                "startPos": 43,
-                "endPos": 52,
-                "startLine": 5,
-                "endLine": 5
-              },
-              "Value": "protected"
-            }
-          ],
-          "Properties": [
-            {
-              "type": "*stmt.Property",
-              "position": {
-                "startPos": 53,
-                "endPos": 60,
-                "startLine": 5,
-                "endLine": 5
-              },
-              "PhpDocComment": "",
-              "Variable": {
-                "type": "*expr.Variable",
-                "position": {
-                  "startPos": 53,
-                  "endPos": 56,
-                  "startLine": 5,
-                  "endLine": 5
-                },
-                "VarName": {
-                  "type": "*node.Identifier",
-                  "position": {
-                    "startPos": 53,
-                    "endPos": 56,
-                    "startLine": 5,
-                    "endLine": 5
-                  },
-                  "Value": "mY"
-                }
-              },
-              "Expr": {
-                "type": "*scalar.Lnumber",
-                "position": {
-                  "startPos": 59,
-                  "endPos": 60,
-                  "startLine": 5,
-                  "endLine": 5
-                },
-                "Value": "3"
-              }
-            }
-          ]
-        },
-        {
-          "type": "*stmt.ClassMethod",
-          "position": {
-            "startPos": 65,
-            "endPos": 119,
-            "startLine": 7,
-            "endLine": 9
-          },
-          "PhpDocComment": "",
-          "ReturnsRef": false,
-          "MethodName": {
-            "type": "*node.Identifier",
-            "position": {
-              "startPos": 74,
-              "endPos": 85,
-              "startLine": 7,
-              "endLine": 7
-            },
-            "Value": "__construct"
-          },
-          "Params": [
-            {
-              "type": "*node.Parameter",
-              "position": {
-                "startPos": 86,
-                "endPos": 95,
-                "startLine": 7,
-                "endLine": 7
-              },
-              "ByRef": false,
-              "Variadic": false,
-              "VariableType": {
-                "type": "*name.Name",
-                "position": {
-                  "startPos": 86,
-                  "endPos": 92,
-                  "startLine": 7,
-                  "endLine": 7
-                },
-                "Parts": [
-                  {
-                    "type": "*name.NamePart",
-                    "position": {
-                      "startPos": 86,
-                      "endPos": 92,
-                      "startLine": 7,
-                      "endLine": 7
-                    },
-                    "Value": "string"
-                  }
-                ]
-              },
-              "Variable": {
-                "type": "*expr.Variable",
-                "position": {
-                  "startPos": 93,
-                  "endPos": 95,
-                  "startLine": 7,
-                  "endLine": 7
-                },
-                "VarName": {
-                  "type": "*node.Identifier",
-                  "position": {
-                    "startPos": 93,
-                    "endPos": 95,
-                    "startLine": 7,
-                    "endLine": 7
-                  },
-                  "Value": "x"
-                }
-              }
-            }
-          ],
-          "Stmt": {
-            "type": "*stmt.StmtList",
-            "position": {
-              "startPos": 97,
-              "endPos": 119,
-              "startLine": 7,
-              "endLine": 9
-            },
-            "Stmts": [
-              {
-                "type": "*stmt.Expression",
-                "position": {
-                  "startPos": 101,
-                  "endPos": 116,
-                  "startLine": 8,
-                  "endLine": 8
-                },
-                "Expr": {
-                  "type": "*assign.Assign",
-                  "position": {
-                    "startPos": 101,
-                    "endPos": 115,
-                    "startLine": 8,
-                    "endLine": 8
-                  },
-                  "Variable": {
-                    "type": "*expr.PropertyFetch",
-                    "position": {
-                      "startPos": 101,
-                      "endPos": 110,
-                      "startLine": 8,
-                      "endLine": 8
-                    },
-                    "Variable": {
-                      "type": "*expr.Variable",
-                      "position": {
-                        "startPos": 101,
-                        "endPos": 106,
-                        "startLine": 8,
-                        "endLine": 8
-                      },
-                      "VarName": {
-                        "type": "*node.Identifier",
-                        "position": {
-                          "startPos": 101,
-                          "endPos": 106,
-                          "startLine": 8,
-                          "endLine": 8
-                        },
-                        "Value": "this"
-                      }
-                    },
-                    "Property": {
-                      "type": "*node.Identifier",
-                      "position": {
-                        "startPos": 108,
-                        "endPos": 110,
-                        "startLine": 8,
-                        "endLine": 8
-                      },
-                      "Value": "mX"
-                    }
-                  },
-                  "Expression": {
-                    "type": "*expr.Variable",
-                    "position": {
-                      "startPos": 113,
-                      "endPos": 115,
-                      "startLine": 8,
-                      "endLine": 8
-                    },
-                    "VarName": {
-                      "type": "*node.Identifier",
-                      "position": {
-                        "startPos": 113,
-                        "endPos": 115,
-                        "startLine": 8,
-                        "endLine": 8
-                      },
-                      "Value": "x"
-                    }
-                  }
-                }
-              }
-            ]
-          }
-        },
-        {
-          "type": "*stmt.ClassMethod",
-          "position": {
-            "startPos": 123,
-            "endPos": 200,
-            "startLine": 11,
-            "endLine": 14
-          },
-          "PhpDocComment": "",
-          "ReturnsRef": false,
-          "MethodName": {
-            "type": "*node.Identifier",
-            "position": {
-              "startPos": 132,
-              "endPos": 137,
-              "startLine": 11,
-              "endLine": 11
-            },
-            "Value": "hello"
-          },
-          "Stmt": {
-            "type": "*stmt.StmtList",
-            "position": {
-              "startPos": 140,
-              "endPos": 200,
-              "startLine": 11,
-              "endLine": 14
-            },
-            "Stmts": [
-              {
-                "type": "*stmt.Echo",
-                "position": {
-                  "startPos": 144,
-                  "endPos": 166,
-                  "startLine": 12,
-                  "endLine": 12
-                },
-                "Exprs": [
-                  {
-                    "type": "*binary.Concat",
-                    "position": {
-                      "startPos": 149,
-                      "endPos": 165,
-                      "startLine": 12,
-                      "endLine": 12
-                    },
-                    "Left": {
-                      "type": "*expr.PropertyFetch",
-                      "position": {
-                        "startPos": 149,
-                        "endPos": 158,
-                        "startLine": 12,
-                        "endLine": 12
-                      },
-                      "Variable": {
-                        "type": "*expr.Variable",
-                        "position": {
-                          "startPos": 149,
-                          "endPos": 154,
-                          "startLine": 12,
-                          "endLine": 12
-                        },
-                        "VarName": {
-                          "type": "*node.Identifier",
-                          "position": {
-                            "startPos": 149,
-                            "endPos": 154,
-                            "startLine": 12,
-                            "endLine": 12
-                          },
-                          "Value": "this"
-                        }
-                      },
-                      "Property": {
-                        "type": "*node.Identifier",
-                        "position": {
-                          "startPos": 156,
-                          "endPos": 158,
-                          "startLine": 12,
-                          "endLine": 12
-                        },
-                        "Value": "mX"
-                      }
-                    },
-                    "Right": {
-                      "type": "*scalar.String",
-                      "position": {
-                        "startPos": 161,
-                        "endPos": 165,
-                        "startLine": 12,
-                        "endLine": 12
-                      },
-                      "Value": "\"\\n\""
-                    }
-                  }
-                ]
-              },
-              {
-                "type": "*stmt.Throw",
-                "position": {
-                  "startPos": 169,
-                  "endPos": 197,
-                  "startLine": 13,
-                  "endLine": 13
-                },
-                "Expr": {
-                  "type": "*expr.New",
-                  "position": {
-                    "startPos": 175,
-                    "endPos": 196,
-                    "startLine": 13,
-                    "endLine": 13
-                  },
-                  "Class": {
-                    "type": "*name.Name",
-                    "position": {
-                      "startPos": 179,
-                      "endPos": 188,
-                      "startLine": 13,
-                      "endLine": 13
-                    },
-                    "Parts": [
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-                        "type": "*name.NamePart",
-                        "position": {
-                          "startPos": 179,
-                          "endPos": 188,
-                          "startLine": 13,
-                          "endLine": 13
-                        },
-                        "Value": "Exception"
-                      }
-                    ]
-                  },
-                  "ArgumentList": {
-                    "type": "*node.ArgumentList",
-                    "position": {
-                      "startPos": 188,
-                      "endPos": 196,
-                      "startLine": 13,
-                      "endLine": 13
-                    },
-                    "Arguments": [
-                      {
-                        "type": "*node.Argument",
-                        "position": {
-                          "startPos": 189,
-                          "endPos": 195,
-                          "startLine": 13,
-                          "endLine": 13
-                        },
-                        "Variadic": false,
-                        "IsReference": false,
-                        "Expr": {
-                          "type": "*scalar.String",
-                          "position": {
-                            "startPos": 189,
-                            "endPos": 195,
-                            "startLine": 13,
-                            "endLine": 13
-                          },
-                          "Value": "\"asdf\""
-                        }
-                      }
-                    ]
-                  }
-                }
-              }
-            ]
-          }
-        },
-        {
-          "type": "*stmt.ClassMethod",
-          "position": {
-            "startPos": 204,
-            "endPos": 248,
-            "startLine": 16,
-            "endLine": 18
-          },
-          "ReturnsRef": false,
-          "PhpDocComment": "",
-          "MethodName": {
-            "type": "*node.Identifier",
-            "position": {
-              "startPos": 213,
-              "endPos": 226,
-              "startLine": 16,
-              "endLine": 16
-            },
-            "Value": "scalarThrower"
-          },
-          "Stmt": {
-            "type": "*stmt.StmtList",
-            "position": {
-              "startPos": 229,
-              "endPos": 248,
-              "startLine": 16,
-              "endLine": 18
-            },
-            "Stmts": [
-              {
-                "type": "*stmt.Throw",
-                "position": {
-                  "startPos": 233,
-                  "endPos": 245,
-                  "startLine": 17,
-                  "endLine": 17
-                },
-                "Expr": {
-                  "type": "*scalar.String",
-                  "position": {
-                    "startPos": 239,
-                    "endPos": 244,
-                    "startLine": 17,
-                    "endLine": 17
-                  },
-                  "Value": "\"str\""
-                }
-              }
-            ]
-          }
-        }
-      ]
-    },
-    {
-      "type": "*stmt.Function",
-      "position": {
-        "startPos": 252,
-        "endPos": 306,
-        "startLine": 21,
-        "endLine": 23
-      },
-      "PhpDocComment": "",
-      "ReturnsRef": false,
-      "FunctionName": {
-        "type": "*node.Identifier",
-        "position": {
-          "startPos": 261,
-          "endPos": 264,
-          "startLine": 21,
-          "endLine": 21
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-        "Value": "foo"
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-          "type": "*node.Parameter",
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-            "endPos": 267,
-            "startLine": 21,
-            "endLine": 21
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-          "Variadic": false,
-          "ByRef": false,
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-            "position": {
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-              "endLine": 21
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-            "VarName": {
-              "type": "*node.Identifier",
-              "position": {
-                "startPos": 265,
-                "endPos": 267,
-                "startLine": 21,
-                "endLine": 21
-              },
-              "Value": "a"
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-          }
-        },
-        {
-          "type": "*node.Parameter",
-          "position": {
-            "startPos": 269,
-            "endPos": 275,
-            "startLine": 21,
-            "endLine": 21
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-          "Variadic": false,
-          "ByRef": false,
-          "VariableType": {
-            "type": "*name.Name",
-            "position": {
-              "startPos": 269,
-              "endPos": 272,
-              "startLine": 21,
-              "endLine": 21
-            },
-            "Parts": [
-              {
-                "type": "*name.NamePart",
-                "position": {
-                  "startPos": 269,
-                  "endPos": 272,
-                  "startLine": 21,
-                  "endLine": 21
-                },
-                "Value": "int"
-              }
-            ]
-          },
-          "Variable": {
-            "type": "*expr.Variable",
-            "position": {
-              "startPos": 273,
-              "endPos": 275,
-              "startLine": 21,
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-            "VarName": {
-              "type": "*node.Identifier",
-              "position": {
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-                "endPos": 275,
-                "startLine": 21,
-                "endLine": 21
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-              "Value": "b"
-            }
-          }
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-      "ReturnType": {
-        "type": "*name.Name",
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-          "endPos": 281,
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-            "type": "*name.NamePart",
-            "position": {
-              "startPos": 278,
-              "endPos": 281,
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-              "endLine": 21
-            },
-            "Value": "int"
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-      "Stmts": [
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-          "type": "*stmt.Return",
-          "position": {
-            "startPos": 285,
-            "endPos": 304,
-            "startLine": 22,
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-            "type": "*binary.Plus",
-            "position": {
-              "startPos": 292,
-              "endPos": 303,
-              "startLine": 22,
-              "endLine": 22
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-            "Left": {
-              "type": "*binary.Plus",
-              "position": {
-                "startPos": 292,
-                "endPos": 298,
-                "startLine": 22,
-                "endLine": 22
-              },
-              "Left": {
-                "type": "*scalar.Lnumber",
-                "position": {
-                  "startPos": 292,
-                  "endPos": 293,
-                  "startLine": 22,
-                  "endLine": 22
-                },
-                "Value": "3"
-              },
-              "Right": {
-                "type": "*expr.Variable",
-                "position": {
-                  "startPos": 296,
-                  "endPos": 298,
-                  "startLine": 22,
-                  "endLine": 22
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-                "VarName": {
-                  "type": "*node.Identifier",
-                  "position": {
-                    "startPos": 296,
-                    "endPos": 298,
-                    "startLine": 22,
-                    "endLine": 22
-                  },
-                  "Value": "a"
-                }
-              }
-            },
-            "Right": {
-              "type": "*expr.Variable",
-              "position": {
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-                "endPos": 303,
-                "startLine": 22,
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-              "VarName": {
-                "type": "*node.Identifier",
-                "position": {
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-                  "endPos": 303,
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-                  "endLine": 22
-                },
-                "Value": "b"
-              }
-            }
-          }
-        }
-      ]
-    },
-    {
-      "type": "*stmt.For",
-      "position": {
-        "startPos": 308,
-        "endPos": 361,
-        "startLine": 25,
-        "endLine": 27
-      },
-      "Init": [
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-          "type": "*assign.Assign",
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-            "endPos": 319,
-            "startLine": 25,
-            "endLine": 25
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-          "Variable": {
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-            "VarName": {
-              "type": "*node.Identifier",
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-                "endPos": 315,
-                "startLine": 25,
-                "endLine": 25
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-              "endLine": 25
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-            "Value": "0"
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-          "type": "*binary.Smaller",
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-            "endPos": 327,
-            "startLine": 25,
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-            "position": {
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-              "endPos": 323,
-              "startLine": 25,
-              "endLine": 25
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-            "VarName": {
-              "type": "*node.Identifier",
-              "position": {
-                "startPos": 321,
-                "endPos": 323,
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-              "endLine": 25
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-          }
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-                "endLine": 25
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-              "Value": "i"
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-        }
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-        "type": "*stmt.StmtList",
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-          "endPos": 361,
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-        "Stmts": [
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-            "type": "*stmt.Echo",
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-              "endPos": 359,
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-              "endLine": 26
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-            "Exprs": [
-              {
-                "type": "*binary.Concat",
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-                  "startLine": 26,
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-                },
-                "Left": {
-                  "type": "*expr.FunctionCall",
-                  "position": {
-                    "startPos": 343,
-                    "endPos": 353,
-                    "startLine": 26,
-                    "endLine": 26
-                  },
-                  "Function": {
-                    "type": "*name.Name",
-                    "position": {
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-                      "endPos": 346,
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-                      "endLine": 26
-                    },
-                    "Parts": [
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-                        "type": "*name.NamePart",
-                        "position": {
-                          "startPos": 343,
-                          "endPos": 346,
-                          "startLine": 26,
-                          "endLine": 26
-                        },
-                        "Value": "foo"
-                      }
-                    ]
-                  },
-                  "ArgumentList": {
-                    "type": "*node.ArgumentList",
-                    "position": {
-                      "startPos": 346,
-                      "endPos": 353,
-                      "startLine": 26,
-                      "endLine": 26
-                    },
-                    "Arguments": [
-                      {
-                        "type": "*node.Argument",
-                        "position": {
-                          "startPos": 347,
-                          "endPos": 349,
-                          "startLine": 26,
-                          "endLine": 26
-                        },
-                        "Variadic": false,
-                        "IsReference": false,
-                        "Expr": {
-                          "type": "*expr.Variable",
-                          "position": {
-                            "startPos": 347,
-                            "endPos": 349,
-                            "startLine": 26,
-                            "endLine": 26
-                          },
-                          "VarName": {
-                            "type": "*node.Identifier",
-                            "position": {
-                              "startPos": 347,
-                              "endPos": 349,
-                              "startLine": 26,
-                              "endLine": 26
-                            },
-                            "Value": "i"
-                          }
-                        }
-                      },
-                      {
-                        "type": "*node.Argument",
-                        "position": {
-                          "startPos": 351,
-                          "endPos": 352,
-                          "startLine": 26,
-                          "endLine": 26
-                        },
-                        "Variadic": false,
-                        "IsReference": false,
-                        "Expr": {
-                          "type": "*scalar.Lnumber",
-                          "position": {
-                            "startPos": 351,
-                            "endPos": 352,
-                            "startLine": 26,
-                            "endLine": 26
-                          },
-                          "Value": "2"
-                        }
-                      }
-                    ]
-                  }
-                },
-                "Right": {
-                  "type": "*scalar.String",
-                  "position": {
-                    "startPos": 354,
-                    "endPos": 358,
-                    "startLine": 26,
-                    "endLine": 26
-                  },
-                  "Value": "\"\\n\""
-                }
-              }
-            ]
-          }
-        ]
-      }
-    },
-    {
-      "type": "*stmt.Expression",
-      "position": {
-        "startPos": 363,
-        "endPos": 386,
-        "startLine": 29,
-        "endLine": 29
-      },
-      "Expr": {
-        "type": "*assign.Assign",
-        "position": {
-          "startPos": 363,
-          "endPos": 385,
-          "startLine": 29,
-          "endLine": 29
-        },
-        "Variable": {
-          "type": "*expr.Variable",
-          "position": {
-            "startPos": 363,
-            "endPos": 366,
-            "startLine": 29,
-            "endLine": 29
-          },
-          "VarName": {
-            "type": "*node.Identifier",
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-              "endPos": 366,
-              "startLine": 29,
-              "endLine": 29
-            },
-            "Value": "bb"
-          }
-        },
-        "Expression": {
-          "type": "*expr.New",
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-            "startPos": 369,
-            "endPos": 385,
-            "startLine": 29,
-            "endLine": 29
-          },
-          "Class": {
-            "type": "*name.Name",
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-              "endPos": 376,
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-              "endLine": 29
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-            "Parts": [
-              {
-                "type": "*name.NamePart",
-                "position": {
-                  "startPos": 373,
-                  "endPos": 376,
-                  "startLine": 29,
-                  "endLine": 29
-                },
-                "Value": "Bar"
-              }
-            ]
-          },
-          "ArgumentList": {
-            "type": "*node.ArgumentList",
-            "position": {
-              "startPos": 376,
-              "endPos": 385,
-              "startLine": 29,
-              "endLine": 29
-            },
-            "Arguments": [
-              {
-                "type": "*node.Argument",
-                "position": {
-                  "startPos": 377,
-                  "endPos": 384,
-                  "startLine": 29,
-                  "endLine": 29
-                },
-                "Variadic": false,
-                "IsReference": false,
-                "Expr": {
-                  "type": "*scalar.String",
-                  "position": {
-                    "startPos": 377,
-                    "endPos": 384,
-                    "startLine": 29,
-                    "endLine": 29
-                  },
-                  "Value": "\"hello\""
-                }
-              }
-            ]
-          }
-        }
-      }
-    },
-    {
-      "type": "*stmt.Expression",
-      "position": {
-        "startPos": 387,
-        "endPos": 400,
-        "startLine": 30,
-        "endLine": 30
-      },
-      "Expr": {
-        "type": "*expr.MethodCall",
-        "position": {
-          "startPos": 387,
-          "endPos": 399,
-          "startLine": 30,
-          "endLine": 30
-        },
-        "Variable": {
-          "type": "*expr.Variable",
-          "position": {
-            "startPos": 387,
-            "endPos": 390,
-            "startLine": 30,
-            "endLine": 30
-          },
-          "VarName": {
-            "type": "*node.Identifier",
-            "position": {
-              "startPos": 387,
-              "endPos": 390,
-              "startLine": 30,
-              "endLine": 30
-            },
-            "Value": "bb"
-          }
-        },
-        "Method": {
-          "type": "*node.Identifier",
-          "position": {
-            "startPos": 392,
-            "endPos": 397,
-            "startLine": 30,
-            "endLine": 30
-          },
-          "Value": "hello"
-        },
-        "ArgumentList": {
-          "type": "*node.ArgumentList",
-          "position": {
-            "startPos": 397,
-            "endPos": 399,
-            "startLine": 30,
-            "endLine": 30
-          }
-        }
-      }
-    }
-  ]
-}
\ No newline at end of file
diff --git a/fixtures/0002-loops.php.parse.json b/fixtures/0002-loops.php.parse.json
deleted file mode 100644
index 57748ed..0000000
--- a/fixtures/0002-loops.php.parse.json
+++ /dev/null
@@ -1,437 +0,0 @@
-{
-  "type": "*node.Root",
-  "position": {
-    "startPos": 44,
-    "endPos": 254,
-    "startLine": 4,
-    "endLine": 21
-  },
-  "Stmts": [
-    {
-      "type": "*stmt.For",
-      "position": {
-        "startPos": 44,
-        "endPos": 186,
-        "startLine": 4,
-        "endLine": 18
-      },
-      "Init": [
-        {
-          "type": "*assign.Assign",
-          "position": {
-            "startPos": 48,
-            "endPos": 54,
-            "startLine": 4,
-            "endLine": 4
-          },
-          "Variable": {
-            "type": "*expr.Variable",
-            "position": {
-              "startPos": 48,
-              "endPos": 50,
-              "startLine": 4,
-              "endLine": 4
-            },
-            "VarName": {
-              "type": "*node.Identifier",
-              "position": {
-                "startPos": 48,
-                "endPos": 50,
-                "startLine": 4,
-                "endLine": 4
-              },
-              "Value": "i"
-            }
-          },
-          "Expression": {
-            "type": "*scalar.Lnumber",
-            "position": {
-              "startPos": 53,
-              "endPos": 54,
-              "startLine": 4,
-              "endLine": 4
-            },
-            "Value": "0"
-          }
-        }
-      ],
-      "Cond": [
-        {
-          "type": "*binary.Smaller",
-          "position": {
-            "startPos": 56,
-            "endPos": 62,
-            "startLine": 4,
-            "endLine": 4
-          },
-          "Left": {
-            "type": "*expr.Variable",
-            "position": {
-              "startPos": 56,
-              "endPos": 58,
-              "startLine": 4,
-              "endLine": 4
-            },
-            "VarName": {
-              "type": "*node.Identifier",
-              "position": {
-                "startPos": 56,
-                "endPos": 58,
-                "startLine": 4,
-                "endLine": 4
-              },
-              "Value": "i"
-            }
-          },
-          "Right": {
-            "type": "*scalar.Lnumber",
-            "position": {
-              "startPos": 61,
-              "endPos": 62,
-              "startLine": 4,
-              "endLine": 4
-            },
-            "Value": "3"
-          }
-        }
-      ],
-      "Loop": [
-        {
-          "type": "*expr.PreInc",
-          "position": {
-            "startPos": 64,
-            "endPos": 68,
-            "startLine": 4,
-            "endLine": 4
-          },
-          "Variable": {
-            "type": "*expr.Variable",
-            "position": {
-              "startPos": 66,
-              "endPos": 68,
-              "startLine": 4,
-              "endLine": 4
-            },
-            "VarName": {
-              "type": "*node.Identifier",
-              "position": {
-                "startPos": 66,
-                "endPos": 68,
-                "startLine": 4,
-                "endLine": 4
-              },
-              "Value": "i"
-            }
-          }
-        }
-      ],
-      "Stmt": {
-        "type": "*stmt.StmtList",
-        "position": {
-          "startPos": 70,
-          "endPos": 186,
-          "startLine": 4,
-          "endLine": 18
-        },
-        "Stmts": [
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-            "type": "*stmt.Foreach",
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-              "startPos": 75,
-              "endPos": 105,
-              "startLine": 6,
-              "endLine": 7
-            },
-            "Expr": {
-              "type": "*expr.Variable",
-              "position": {
-                "startPos": 83,
-                "endPos": 87,
-                "startLine": 6,
-                "endLine": 6
-              },
-              "VarName": {
-                "type": "*node.Identifier",
-                "position": {
-                  "startPos": 83,
-                  "endPos": 87,
-                  "startLine": 6,
-                  "endLine": 6
-                },
-                "Value": "foo"
-              }
-            },
-            "Key": {
-              "type": "*expr.Variable",
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-                "startPos": 91,
-                "endPos": 93,
-                "startLine": 6,
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-                "Value": "k"
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-              },
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-                    "Value": "true"
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-            "Value": "\"hello\""
-          }
-        ]
-      }
-    }
-  ]
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\ No newline at end of file