text: "use strict";
  
  var _section = require("./section");
  
  var illegalop = "illegal";
  var magicModuleHeader = [0x00, 0x61, 0x73, 0x6d];
  var moduleVersion = [0x01, 0x00, 0x00, 0x00];
  
  function invertMap(obj) {
    var keyModifierFn = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : function (k) {
      return k;
    };
    var result = {};
    var keys = Object.keys(obj);
  
    for (var i = 0, length = keys.length; i < length; i++) {
      result[keyModifierFn(obj[keys[i]])] = keys[i];
    }
  
    return result;
  }
  
  function createSymbolObject(name
  /*: string */
  , object
  /*: string */
  )
  /*: Symbol*/
  {
    var numberOfArgs
    /*: number*/
    = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : 0;
    return {
      name: name,
      object: object,
      numberOfArgs: numberOfArgs
    };
  }
  
  function createSymbol(name
  /*: string */
  )
  /*: Symbol*/
  {
    var numberOfArgs
    /*: number*/
    = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 0;
    return {
      name: name,
      numberOfArgs: numberOfArgs
    };
  }
  
  var types = {
    func: 0x60,
    result: 0x40
  };
  var exportTypes = {
    0x00: "Func",
    0x01: "Table",
    0x02: "Mem",
    0x03: "Global"
  };
  var exportTypesByName = invertMap(exportTypes);
  var valtypes = {
    0x7f: "i32",
    0x7e: "i64",
    0x7d: "f32",
    0x7c: "f64"
  };
  var valtypesByString = invertMap(valtypes);
  var tableTypes = {
    0x70: "anyfunc"
  };
  var blockTypes = Object.assign({}, valtypes, {
    // https://webassembly.github.io/spec/core/binary/types.html#binary-blocktype
    0x40: null,
    // https://webassembly.github.io/spec/core/binary/types.html#binary-valtype
    0x7f: "i32",
    0x7e: "i64",
    0x7d: "f32",
    0x7c: "f64"
  });
  var globalTypes = {
    0x00: "const",
    0x01: "var"
  };
  var globalTypesByString = invertMap(globalTypes);
  var importTypes = {
    0x00: "func",
    0x01: "table",
    0x02: "mem",
    0x03: "global"
  };
  var sections = {
    custom: 0,
    type: 1,
    import: 2,
    func: 3,
    table: 4,
    memory: 5,
    global: 6,
    export: 7,
    start: 8,
    element: 9,
    code: 10,
    data: 11
  };
  var symbolsByByte = {
    0x00: createSymbol("unreachable"),
    0x01: createSymbol("nop"),
    0x02: createSymbol("block"),
    0x03: createSymbol("loop"),
    0x04: createSymbol("if"),
    0x05: createSymbol("else"),
    0x06: illegalop,
    0x07: illegalop,
    0x08: illegalop,
    0x09: illegalop,
    0x0a: illegalop,
    0x0b: createSymbol("end"),
    0x0c: createSymbol("br", 1),
    0x0d: createSymbol("br_if", 1),
    0x0e: createSymbol("br_table"),
    0x0f: createSymbol("return"),
    0x10: createSymbol("call", 1),
    0x11: createSymbol("call_indirect", 2),
    0x12: illegalop,
    0x13: illegalop,
    0x14: illegalop,
    0x15: illegalop,
    0x16: illegalop,
    0x17: illegalop,
    0x18: illegalop,
    0x19: illegalop,
    0x1a: createSymbol("drop"),
    0x1b: createSymbol("select"),
    0x1c: illegalop,
    0x1d: illegalop,
    0x1e: illegalop,
    0x1f: illegalop,
    0x20: createSymbol("get_local", 1),
    0x21: createSymbol("set_local", 1),
    0x22: createSymbol("tee_local", 1),
    0x23: createSymbol("get_global", 1),
    0x24: createSymbol("set_global", 1),
    0x25: illegalop,
    0x26: illegalop,
    0x27: illegalop,
    0x28: createSymbolObject("load", "u32", 1),
    0x29: createSymbolObject("load", "u64", 1),
    0x2a: createSymbolObject("load", "f32", 1),
    0x2b: createSymbolObject("load", "f64", 1),
    0x2c: createSymbolObject("load8_s", "u32", 1),
    0x2d: createSymbolObject("load8_u", "u32", 1),
    0x2e: createSymbolObject("load16_s", "u32", 1),
    0x2f: createSymbolObject("load16_u", "u32", 1),
    0x30: createSymbolObject("load8_s", "u64", 1),
    0x31: createSymbolObject("load8_u", "u64", 1),
    0x32: createSymbolObject("load16_s", "u64", 1),
    0x33: createSymbolObject("load16_u", "u64", 1),
    0x34: createSymbolObject("load32_s", "u64", 1),
    0x35: createSymbolObject("load32_u", "u64", 1),
    0x36: createSymbolObject("store", "u32", 1),
    0x37: createSymbolObject("store", "u64", 1),
    0x38: createSymbolObject("store", "f32", 1),
    0x39: createSymbolObject("store", "f64", 1),
    0x3a: createSymbolObject("store8", "u32", 1),
    0x3b: createSymbolObject("store16", "u32", 1),
    0x3c: createSymbolObject("store8", "u64", 1),
    0x3d: createSymbolObject("store16", "u64", 1),
    0x3e: createSymbolObject("store32", "u64", 1),
    0x3f: createSymbolObject("current_memory"),
    0x40: createSymbolObject("grow_memory"),
    0x41: createSymbolObject("const", "i32", 1),
    0x42: createSymbolObject("const", "i64", 1),
    0x43: createSymbolObject("const", "f32", 1),
    0x44: createSymbolObject("const", "f64", 1),
    0x45: createSymbolObject("eqz", "i32"),
    0x46: createSymbolObject("eq", "i32"),
    0x47: createSymbolObject("ne", "i32"),
    0x48: createSymbolObject("lt_s", "i32"),
    0x49: createSymbolObject("lt_u", "i32"),
    0x4a: createSymbolObject("gt_s", "i32"),
    0x4b: createSymbolObject("gt_u", "i32"),
    0x4c: createSymbolObject("le_s", "i32"),
    0x4d: createSymbolObject("le_u", "i32"),
    0x4e: createSymbolObject("ge_s", "i32"),
    0x4f: createSymbolObject("ge_u", "i32"),
    0x50: createSymbolObject("eqz", "i64"),
    0x51: createSymbolObject("eq", "i64"),
    0x52: createSymbolObject("ne", "i64"),
    0x53: createSymbolObject("lt_s", "i64"),
    0x54: createSymbolObject("lt_u", "i64"),
    0x55: createSymbolObject("gt_s", "i64"),
    0x56: createSymbolObject("gt_u", "i64"),
    0x57: createSymbolObject("le_s", "i64"),
    0x58: createSymbolObject("le_u", "i64"),
    0x59: createSymbolObject("ge_s", "i64"),
    0x5a: createSymbolObject("ge_u", "i64"),
    0x5b: createSymbolObject("eq", "f32"),
    0x5c: createSymbolObject("ne", "f32"),
    0x5d: createSymbolObject("lt", "f32"),
    0x5e: createSymbolObject("gt", "f32"),
    0x5f: createSymbolObject("le", "f32"),
    0x60: createSymbolObject("ge", "f32"),
    0x61: createSymbolObject("eq", "f64"),
    0x62: createSymbolObject("ne", "f64"),
    0x63: createSymbolObject("lt", "f64"),
    0x64: createSymbolObject("gt", "f64"),
    0x65: createSymbolObject("le", "f64"),
    0x66: createSymbolObject("ge", "f64"),
    0x67: createSymbolObject("clz", "i32"),
    0x68: createSymbolObject("ctz", "i32"),
    0x69: createSymbolObject("popcnt", "i32"),
    0x6a: createSymbolObject("add", "i32"),
    0x6b: createSymbolObject("sub", "i32"),
    0x6c: createSymbolObject("mul", "i32"),
    0x6d: createSymbolObject("div_s", "i32"),
    0x6e: createSymbolObject("div_u", "i32"),
    0x6f: createSymbolObject("rem_s", "i32"),
    0x70: createSymbolObject("rem_u", "i32"),
    0x71: createSymbolObject("and", "i32"),
    0x72: createSymbolObject("or", "i32"),
    0x73: createSymbolObject("xor", "i32"),
    0x74: createSymbolObject("shl", "i32"),
    0x75: createSymbolObject("shr_s", "i32"),
    0x76: createSymbolObject("shr_u", "i32"),
    0x77: createSymbolObject("rotl", "i32"),
    0x78: createSymbolObject("rotr", "i32"),
    0x79: createSymbolObject("clz", "i64"),
    0x7a: createSymbolObject("ctz", "i64"),
    0x7b: createSymbolObject("popcnt", "i64"),
    0x7c: createSymbolObject("add", "i64"),
    0x7d: createSymbolObject("sub", "i64"),
    0x7e: createSymbolObject("mul", "i64"),
    0x7f: createSymbolObject("div_s", "i64"),
    0x80: createSymbolObject("div_u", "i64"),
    0x81: createSymbolObject("rem_s", "i64"),
    0x82: createSymbolObject("rem_u", "i64"),
    0x83: createSymbolObject("and", "i64"),
    0x84: createSymbolObject("or", "i64"),
    0x85: createSymbolObject("xor", "i64"),
    0x86: createSymbolObject("shl", "i64"),
    0x87: createSymbolObject("shr_s", "i64"),
    0x88: createSymbolObject("shr_u", "i64"),
    0x89: createSymbolObject("rotl", "i64"),
    0x8a: createSymbolObject("rotr", "i64"),
    0x8b: createSymbolObject("abs", "f32"),
    0x8c: createSymbolObject("neg", "f32"),
    0x8d: createSymbolObject("ceil", "f32"),
    0x8e: createSymbolObject("floor", "f32"),
    0x8f: createSymbolObject("trunc", "f32"),
    0x90: createSymbolObject("nearest", "f32"),
    0x91: createSymbolObject("sqrt", "f32"),
    0x92: createSymbolObject("add", "f32"),
    0x93: createSymbolObject("sub", "f32"),
    0x94: createSymbolObject("mul", "f32"),
    0x95: createSymbolObject("div", "f32"),
    0x96: createSymbolObject("min", "f32"),
    0x97: createSymbolObject("max", "f32"),
    0x98: createSymbolObject("copysign", "f32"),
    0x99: createSymbolObject("abs", "f64"),
    0x9a: createSymbolObject("neg", "f64"),
    0x9b: createSymbolObject("ceil", "f64"),
    0x9c: createSymbolObject("floor", "f64"),
    0x9d: createSymbolObject("trunc", "f64"),
    0x9e: createSymbolObject("nearest", "f64"),
    0x9f: createSymbolObject("sqrt", "f64"),
    0xa0: createSymbolObject("add", "f64"),
    0xa1: createSymbolObject("sub", "f64"),
    0xa2: createSymbolObject("mul", "f64"),
    0xa3: createSymbolObject("div", "f64"),
    0xa4: createSymbolObject("min", "f64"),
    0xa5: createSymbolObject("max", "f64"),
    0xa6: createSymbolObject("copysign", "f64"),
    0xa7: createSymbolObject("wrap/i64", "i32"),
    0xa8: createSymbolObject("trunc_s/f32", "i32"),
    0xa9: createSymbolObject("trunc_u/f32", "i32"),
    0xaa: createSymbolObject("trunc_s/f64", "i32"),
    0xab: createSymbolObject("trunc_u/f64", "i32"),
    0xac: createSymbolObject("extend_s/i32", "i64"),
    0xad: createSymbolObject("extend_u/i32", "i64"),
    0xae: createSymbolObject("trunc_s/f32", "i64"),
    0xaf: createSymbolObject("trunc_u/f32", "i64"),
    0xb0: createSymbolObject("trunc_s/f64", "i64"),
    0xb1: createSymbolObject("trunc_u/f64", "i64"),
    0xb2: createSymbolObject("convert_s/i32", "f32"),
    0xb3: createSymbolObject("convert_u/i32", "f32"),
    0xb4: createSymbolObject("convert_s/i64", "f32"),
    0xb5: createSymbolObject("convert_u/i64", "f32"),
    0xb6: createSymbolObject("demote/f64", "f32"),
    0xb7: createSymbolObject("convert_s/i32", "f64"),
    0xb8: createSymbolObject("convert_u/i32", "f64"),
    0xb9: createSymbolObject("convert_s/i64", "f64"),
    0xba: createSymbolObject("convert_u/i64", "f64"),
    0xbb: createSymbolObject("promote/f32", "f64"),
    0xbc: createSymbolObject("reinterpret/f32", "i32"),
    0xbd: createSymbolObject("reinterpret/f64", "i64"),
    0xbe: createSymbolObject("reinterpret/i32", "f32"),
    0xbf: createSymbolObject("reinterpret/i64", "f64")
  };
  var symbolsByName = invertMap(symbolsByByte, function (obj) {
    if (typeof obj.object === "string") {
      return "".concat(obj.object, ".").concat(obj.name);
    }
  
    return obj.name;
  });
  module.exports = {
    symbolsByByte: symbolsByByte,
    sections: sections,
    magicModuleHeader: magicModuleHeader,
    moduleVersion: moduleVersion,
    types: types,
    valtypes: valtypes,
    exportTypes: exportTypes,
    blockTypes: blockTypes,
    tableTypes: tableTypes,
    globalTypes: globalTypes,
    importTypes: importTypes,
    valtypesByString: valtypesByString,
    globalTypesByString: globalTypesByString,
    exportTypesByName: exportTypesByName,
    symbolsByName: symbolsByName,
    getSectionForNode: _section.getSectionForNode
  };