#data
interface A {
  const boolean foo = true;
};
#parsed
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          "name": "foo",
          "type": "boolean",
          "value": "true"
        }
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}

#data
interface A {
  const boolean foo = false;
};
#parsed
{
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          "value": "false"
        }
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}

#data
interface A {
  const long foo = 00;
};
#parsed
{
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          "name": "foo",
          "type": "long",
          "value_integer": 0
        }
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  ]
}

#data
interface A {
  const long foo = -00;
};
#parsed
{
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      "definition_type": "interface",
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          "name": "foo",
          "type": "long",
          "value_integer": 0
        }
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  ]
}

#data
interface A {
  const long foo = 4200;
};
#parsed
{
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          "type": "long",
          "value_integer": 4200
        }
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}

#data
interface A {
  const long foo = 0x411;
};
#parsed
{
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      "index": 0,
      "definition_type": "interface",
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          "name": "foo",
          "type": "long",
          "value_integer": 1041
        }
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}

#data
interface A {
  const long foo = 00444;
};
#parsed
{
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      "index": 0,
      "definition_type": "interface",
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          "type": "long",
          "value_integer": 1092
        }
      ]
    }
  ]
}

#data
interface A {
  const long foo = 0811;
};
#errors
34;webidl:parse error;;, ;;m

#data
interface A {
  const long foo = -0x411;
};
#parsed
{
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      "index": 0,
      "definition_type": "interface",
      "name": "A",
      "members": [
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          "index": 16,
          "member_type": "const",
          "name": "foo",
          "type": "long",
          "value_integer": -1041
        }
      ]
    }
  ]
}

#data
interface A {
  const long foo = -00444;
};
#parsed
{
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    {
      "index": 0,
      "definition_type": "interface",
      "name": "A",
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          "name": "foo",
          "type": "long",
          "value_integer": -1092
        }
      ]
    }
  ]
}

#data
interface A {
  const double foo = 351.4444;
};
#parsed
{
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    {
      "index": 0,
      "definition_type": "interface",
      "name": "A",
      "members": [
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          "member_type": "const",
          "name": "foo",
          "type": "double",
          "value_float": 351.4444
        }
      ]
    }
  ]
}

#data
interface A {
  const double foo = -00351.4444;
};
#parsed
{
  "definitions": [
    {
      "index": 0,
      "definition_type": "interface",
      "name": "A",
      "members": [
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          "member_type": "const",
          "name": "foo",
          "type": "double",
          "value_float": -351.4444
        }
      ]
    }
  ]
}

#data
interface A {
  const double foo = 351e4444;
};
#parsed
{
  "definitions": [
    {
      "index": 0,
      "definition_type": "interface",
      "name": "A",
      "members": [
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          "index": 16,
          "member_type": "const",
          "name": "foo",
          "type": "double",
          "value_float": 351e4444
        }
      ]
    }
  ]
}

#data
interface A {
  const double foo = -351E+444;
};
#parsed
{
  "definitions": [
    {
      "index": 0,
      "definition_type": "interface",
      "name": "A",
      "members": [
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          "index": 16,
          "member_type": "const",
          "name": "foo",
          "type": "double",
          "value_float": -351e+444
        }
      ]
    }
  ]
}

#data
interface A {
  const unrestricted double foo = Infinity;
};
#parsed
{
  "definitions": [
    {
      "index": 0,
      "definition_type": "interface",
      "name": "A",
      "members": [
        {
          "index": 16,
          "member_type": "const",
          "name": "foo",
          "type": "unrestricted double",
          "value": "Infinity"
        }
      ]
    }
  ]
}

#data
interface A {
  const unrestricted double foo = -Infinity;
};
#parsed
{
  "definitions": [
    {
      "index": 0,
      "definition_type": "interface",
      "name": "A",
      "members": [
        {
          "index": 16,
          "member_type": "const",
          "name": "foo",
          "type": "unrestricted double",
          "value": "-Infinity"
        }
      ]
    }
  ]
}

#data
interface A {
  const unrestricted double foo = NaN;
};
#parsed
{
  "definitions": [
    {
      "index": 0,
      "definition_type": "interface",
      "name": "A",
      "members": [
        {
          "index": 16,
          "member_type": "const",
          "name": "foo",
          "type": "unrestricted double",
          "value": "NaN"
        }
      ]
    }
  ]
}

#data
interface A {
  const Hoge foo = 32;
};
#parsed
{
  "definitions": [
    {
      "index": 0,
      "definition_type": "interface",
      "name": "A",
      "members": [
        {
          "index": 16,
          "member_type": "const",
          "name": "foo",
          "type_name": "Hoge",
          "value_integer": 32
        }
      ]
    }
  ]
}

#data
interface A {
  const Hoge? foo = 12;
};
#errors
26;webidl:parse error;[, ;;m

#data
interface A {
  const boolean? foo = 12;
};
#errors
29;webidl:parse error;[, ;;m

#data
interface A {
  const Hoge foo = "ff" ;
};
#errors
33;webidl:parse error;true, ;;m