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package lang
const (
CharIllegal = 1 << iota
CharOp
CharNum
CharAlpha
CharSep
CharLineSep
CharGroupSep
CharStr
CharBlock
StrEsc
StrNonl
ExcludeEnd // exclude end delimiter from content
EosValidEnd // end of input string terminates block or string token
)
const ASCIILen = 1 << 7 // 128
type TokenProp struct {
TokenId
SkipSemi bool // automatic semicolon insertion after newline
Precedence int // operator precedence
}
type Spec struct {
CharProp [ASCIILen]uint // special Character properties
End map[string]string // end delimiters, indexed by start
BlockProp map[string]uint // block properties
TokenProps map[string]TokenProp // token properties
DotNum bool // true if a number can start with '.'
IdAscii bool // true if an identifier can be in ASCII only
Num_ bool // true if a number can contain _ character
}
// HasInit stores if a statement may contain a simple init statement
var HasInit = map[TokenId]bool{
Case: true,
For: true,
If: true,
Select: true,
Switch: true,
}
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