2024-03-26 08:45:18 +01:00
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// Copyright (c) 2024 Celestino Amoroso (celestino.amoroso@gmail.com).
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// All rights reserved.
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2024-03-26 07:00:53 +01:00
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// Symbol.go
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package expr
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type Symbol int16
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const (
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SymUnknown Symbol = iota - 1 // -1: Unknown symbol
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SymNone // 0: Null value for variable of type symbol
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SymError // 1: Error reading from stream
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SymEos // 2: End of stream
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SymMinus // 3: '-'
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SymMinusEqual // 4: '-='
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SymDoubleMinus // 5: '--'
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SymPlus // 6: '+'
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SymPlusEqual // 7: '+='
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SymDoublePlus // 8: '++'
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SymStar // 9: '*'
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SymDoubleStar // 10: '**'
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SymSlash // 11: '/'
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SymBackSlash // 12: '\'
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SymVertBar // 13: '|'
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SymDoubleVertBar // 14: '||'
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SymComma // 15: ','
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SymColon // 16: ':'
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SymSemiColon // 17: ';'
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SymDot // 18: '.'
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SymQuote // 19: '\''
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SymDoubleQuote // 20: '"'
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SymBackTick // 0: '`'
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SymExclamation // 0: '!'
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SymQuestion // 0: '?'
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SymAmpersand // 0: '&&'
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SymDoubleAmpersand // 0: '&&'
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SymPercent // 0: '%'
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SymAt // 0: '@'
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SymUndescore // 0: '_'
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SymEqual // 0: '='
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SymDoubleEqual // 0: '=='
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SymLess // 0: '<'
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SymLessOrEqual // 0: '<='
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SymGreater // 0: '>'
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SymGreaterOrEqual // 0: '>='
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SymLessGreater // 0: '<>'
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SymNotEqual // 0: '!='
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SymDollar // 0: '$'
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SymHash // 0: '#'
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SymOpenRound // 0: '('
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SymClosedRound // 0: ')'
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SymOpenSquare // 0: '['
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SymClosedSquare // 0: ']'
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SymOpenBrace // 0: '{'
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SymClosedBrace // 0: '}'
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SymChangeSign
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SymUnchangeSign
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SymIdentifier
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SymBool
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SymInteger
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SymFloat
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SymString
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SymKwAnd
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SymKwNot
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SymKwOr
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SymOr
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SymAnd
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SymNot
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SymComment
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SymFunction
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// SymOpenComment // 0: '/*'
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// SymClosedComment // 0: '*/'
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// SymOneLineComment // 0: '//'
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)
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var keywords map[string]Symbol
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func init() {
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//keywords = make(map[string]Symbol)
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keywords = map[string]Symbol{
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"AND": SymKwAnd,
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"OR": SymKwOr,
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"NOT": SymKwNot,
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}
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}
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