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#region Using directives
using System;
using System.Collections.Generic;
using System.Text;
#endregion
namespace System.Workflow.Activities.Rules
{
internal enum TokenID
{
Unknown,
Identifier,
Dot,
Comma,
LParen,
RParen,
Plus, // +
Minus, // -
Divide, // /
Multiply, // *
Modulus, // MOD
BitAnd, // &
BitOr, // |
And, // AND, &&
Or, // OR, ||
Not, // NOT, !
Equal, // ==
NotEqual, // !=, <>
Less, // <
LessEqual, // <=
Greater, // >
GreaterEqual, // >=
StringLiteral, // " ... "
CharacterLiteral, // ' ... '
IntegerLiteral,
DecimalLiteral,
FloatLiteral,
True,
False,
Null,
This,
In,
Out,
Ref,
Assign,
TypeName,
Update,
Halt,
Semicolon, // ;
LBracket, // [
RBracket, // ]
LCurlyBrace, // {
RCurlyBrace, // }
New,
Illegal,
EndOfInput
}
internal class Token
{
internal TokenID TokenID;
internal int StartPosition;
internal object Value;
internal Token(TokenID tokenID, int position, object value)
{
this.TokenID = tokenID;
this.StartPosition = position;
this.Value = value;
}
}
}
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