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/* NSC -- new Scala compiler
* Copyright 2005-2006 LAMP/EPFL
* @author Martin Odersky
*/
// $Id$
package scala.tools.nsc.ast.parser
object Tokens {
/** special tokens */
final val EMPTY = -3
final val UNDEF = -2
final val ERROR = -1
final val EOF = 0
/** literals */
final val CHARLIT = 1
final val INTLIT = 2
final val LONGLIT = 3
final val FLOATLIT = 4
final val DOUBLELIT = 5
final val STRINGLIT = 6
final val SYMBOLLIT = 7
def isLiteral(code : Int) =
code >= CHARLIT && code <= SYMBOLLIT
/** identifiers */
final val IDENTIFIER = 10
final val BACKQUOTED_IDENT = 11
def isIdentifier(code : Int) =
code >= IDENTIFIER && code <= BACKQUOTED_IDENT
/** keywords */
final val IF = 20
final val FOR = 21
final val ELSE = 22
final val THIS = 23
final val NULL = 24
final val NEW = 25
final val WITH = 26
final val SUPER = 27
final val CASE = 28
final val CASECLASS = 29
final val CASEOBJECT = 30
final val VAL = 31
final val ABSTRACT = 32
final val FINAL = 33
final val PRIVATE = 34
final val PROTECTED = 35
final val OVERRIDE = 36
final val IMPLICIT = 37
final val VAR = 38
final val DEF = 39
final val TYPE = 40
final val EXTENDS = 41
final val TRUE = 42
final val FALSE = 43
final val OBJECT = 44
final val CLASS = 45
final val IMPORT = 46
final val PACKAGE = 47
final val YIELD = 48
final val DO = 49
final val TRAIT = 50
final val SEALED = 51
final val THROW = 52
final val TRY = 53
final val CATCH = 54
final val FINALLY = 55
final val WHILE = 56
final val RETURN = 57
final val MATCH = 58
final val FORSOME = 59
final val REQUIRES = 60
final val LAZY = 61
def isKeyword(code : Int) =
code >= IF && code <= LAZY
/** special symbols */
final val COMMA = 70
final val SEMI = 71
final val DOT = 72
final val USCORE = 73
final val COLON = 74
final val EQUALS = 75
final val LARROW = 76
final val ARROW = 77
final val NEWLINE = 78
final val NEWLINES = 79
final val SUBTYPE = 80
final val SUPERTYPE = 81
final val HASH = 82
final val AT = 83
final val VIEWBOUND = 84
def isSymbol(code : Int) =
code >= COMMA && code <= VIEWBOUND
/** parenthesis */
final val LPAREN = 90
final val RPAREN = 91
final val LBRACKET = 92
final val RBRACKET = 93
final val LBRACE = 94
final val RBRACE = 95
def isParen(code : Int) =
code >= LPAREN && code <= RBRACE
/** XML mode */
final val XMLSTART = 96
/** for IDE only */
final val LINE_COMMENT = 97
final val COMMENT_START = 98
final val COMMENT_END = 99
final val DOC_START = 100
final val DOUBLE_QUOTE = 101
final val BACK_QUOTE = 102
final val MULTI_QUOTE = 103
//final val EMPTY_STRING = 104
final val WHITESPACE = 105
final val IGNORE = 106
final val XML_SINGLEEND = 107
final val XML_STARTEND = 108
final val ESCAPE = 109
}
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