ecmascript 0.2.0

A rust implementation of an ECMAScript parser
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{
    "type": "Program",
    "body": [
        {
            "type": "ExpressionStatement",
            "expression": {
                "type": "JSXElement",
                "openingElement": {
                    "type": "JSXOpeningElement",
                    "name": {
                        "type": "JSXIdentifier",
                        "name": "america",
                        "range": [
                            1,
                            8
                        ],
                        "loc": {
                            "start": {
                                "line": 1,
                                "column": 1
                            },
                            "end": {
                                "line": 1,
                                "column": 8
                            }
                        }
                    },
                    "selfClosing": true,
                    "attributes": [
                        {
                            "type": "JSXAttribute",
                            "name": {
                                "type": "JSXIdentifier",
                                "name": "state",
                                "range": [
                                    9,
                                    14
                                ],
                                "loc": {
                                    "start": {
                                        "line": 1,
                                        "column": 9
                                    },
                                    "end": {
                                        "line": 1,
                                        "column": 14
                                    }
                                }
                            },
                            "value": {
                                "type": "JSXElement",
                                "openingElement": {
                                    "type": "JSXOpeningElement",
                                    "name": {
                                        "type": "JSXMemberExpression",
                                        "object": {
                                            "type": "JSXIdentifier",
                                            "name": "usa",
                                            "range": [
                                                16,
                                                19
                                            ],
                                            "loc": {
                                                "start": {
                                                    "line": 1,
                                                    "column": 16
                                                },
                                                "end": {
                                                    "line": 1,
                                                    "column": 19
                                                }
                                            }
                                        },
                                        "property": {
                                            "type": "JSXIdentifier",
                                            "name": "california",
                                            "range": [
                                                20,
                                                30
                                            ],
                                            "loc": {
                                                "start": {
                                                    "line": 1,
                                                    "column": 20
                                                },
                                                "end": {
                                                    "line": 1,
                                                    "column": 30
                                                }
                                            }
                                        },
                                        "range": [
                                            16,
                                            30
                                        ],
                                        "loc": {
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                                                "line": 1,
                                                "column": 16
                                            },
                                            "end": {
                                                "line": 1,
                                                "column": 30
                                            }
                                        }
                                    },
                                    "selfClosing": false,
                                    "attributes": [],
                                    "range": [
                                        15,
                                        31
                                    ],
                                    "loc": {
                                        "start": {
                                            "line": 1,
                                            "column": 15
                                        },
                                        "end": {
                                            "line": 1,
                                            "column": 31
                                        }
                                    }
                                },
                                "children": [],
                                "closingElement": {
                                    "type": "JSXClosingElement",
                                    "name": {
                                        "type": "JSXMemberExpression",
                                        "object": {
                                            "type": "JSXIdentifier",
                                            "name": "usa",
                                            "range": [
                                                33,
                                                36
                                            ],
                                            "loc": {
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                                                    "line": 1,
                                                    "column": 33
                                                },
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                                                }
                                            }
                                        },
                                        "property": {
                                            "type": "JSXIdentifier",
                                            "name": "california",
                                            "range": [
                                                37,
                                                47
                                            ],
                                            "loc": {
                                                "start": {
                                                    "line": 1,
                                                    "column": 37
                                                },
                                                "end": {
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                                                    "column": 47
                                                }
                                            }
                                        },
                                        "range": [
                                            33,
                                            47
                                        ],
                                        "loc": {
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                                                "line": 1,
                                                "column": 33
                                            },
                                            "end": {
                                                "line": 1,
                                                "column": 47
                                            }
                                        }
                                    },
                                    "range": [
                                        31,
                                        48
                                    ],
                                    "loc": {
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                                            "line": 1,
                                            "column": 31
                                        },
                                        "end": {
                                            "line": 1,
                                            "column": 48
                                        }
                                    }
                                },
                                "range": [
                                    15,
                                    48
                                ],
                                "loc": {
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                                        "line": 1,
                                        "column": 15
                                    },
                                    "end": {
                                        "line": 1,
                                        "column": 48
                                    }
                                }
                            },
                            "range": [
                                9,
                                48
                            ],
                            "loc": {
                                "start": {
                                    "line": 1,
                                    "column": 9
                                },
                                "end": {
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                                    "column": 48
                                }
                            }
                        }
                    ],
                    "range": [
                        0,
                        51
                    ],
                    "loc": {
                        "start": {
                            "line": 1,
                            "column": 0
                        },
                        "end": {
                            "line": 1,
                            "column": 51
                        }
                    }
                },
                "children": [],
                "closingElement": null,
                "range": [
                    0,
                    51
                ],
                "loc": {
                    "start": {
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                        "column": 0
                    },
                    "end": {
                        "line": 1,
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                    }
                }
            },
            "range": [
                0,
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            ],
            "loc": {
                "start": {
                    "line": 1,
                    "column": 0
                },
                "end": {
                    "line": 1,
                    "column": 51
                }
            }
        }
    ],
    "sourceType": "script",
    "range": [
        0,
        51
    ],
    "loc": {
        "start": {
            "line": 1,
            "column": 0
        },
        "end": {
            "line": 1,
            "column": 51
        }
    },
    "tokens": [
        {
            "type": "Punctuator",
            "value": "<",
            "range": [
                0,
                1
            ],
            "loc": {
                "start": {
                    "line": 1,
                    "column": 0
                },
                "end": {
                    "line": 1,
                    "column": 1
                }
            }
        },
        {
            "type": "JSXIdentifier",
            "value": "america",
            "range": [
                1,
                8
            ],
            "loc": {
                "start": {
                    "line": 1,
                    "column": 1
                },
                "end": {
                    "line": 1,
                    "column": 8
                }
            }
        },
        {
            "type": "JSXIdentifier",
            "value": "state",
            "range": [
                9,
                14
            ],
            "loc": {
                "start": {
                    "line": 1,
                    "column": 9
                },
                "end": {
                    "line": 1,
                    "column": 14
                }
            }
        },
        {
            "type": "Punctuator",
            "value": "=",
            "range": [
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                "end": {
                    "line": 1,
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                }
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        {
            "type": "Punctuator",
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                }
            }
        },
        {
            "type": "JSXIdentifier",
            "value": "usa",
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            ],
            "loc": {
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        {
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        },
        {
            "type": "JSXIdentifier",
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                20,
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            ],
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        {
            "type": "JSXIdentifier",
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}