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Token kind values can now be described

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This commit is contained in:
Sasha Koshka 2022-08-12 16:30:32 -05:00
parent f23c3a234a
commit b3071d4ac9
1 changed files with 80 additions and 72 deletions
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152
lexer/token.go
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@ -94,78 +94,7 @@ func (token Token) NewError (message string, kind file.ErrorKind) (err file.Erro
// Describe generates a textual description of the token to be used in debug // Describe generates a textual description of the token to be used in debug
// logs. // logs.
func (token Token) Describe () (description string) { func (token Token) Describe () (description string) {
switch token.kind { description = token.kind.Describe()
case TokenKindNewline:
description += "Newline"
case TokenKindIndent:
description += "Indent"
case TokenKindSeparator:
description += "Separator"
case TokenKindPermission:
description += "Permission"
case TokenKindReturnDirection:
description += "ReturnDirection"
case TokenKindInt:
description += "Int"
case TokenKindUInt:
description += "UInt"
case TokenKindFloat:
description += "Float"
case TokenKindString:
description += "String"
case TokenKindRune:
description += "Rune"
case TokenKindName:
description += "Name"
case TokenKindColon:
description += "Colon"
case TokenKindDot:
description += "Dot"
case TokenKindLBracket:
description += "LBracket"
case TokenKindRBracket:
description += "RBracket"
case TokenKindLBrace:
description += "LBrace"
case TokenKindRBrace:
description += "RBrace"
case TokenKindPlus:
description += "Plus"
case TokenKindMinus:
description += "Minus"
case TokenKindIncrement:
description += "Increment"
case TokenKindDecrement:
description += "Decrement"
case TokenKindAsterisk:
description += "Asterisk"
case TokenKindSlash:
description += "Slash"
case TokenKindAt:
description += "At"
case TokenKindExclamation:
description += "Exclamation"
case TokenKindPercent:
description += "Percent"
case TokenKindTilde:
description += "Tilde"
case TokenKindLessThan:
description += "LessThan"
case TokenKindLShift:
description += "LShift"
case TokenKindGreaterThan:
description += "GreaterThan"
case TokenKindRShift:
description += "RShift"
case TokenKindBinaryOr:
description += "BinaryOr"
case TokenKindLogicalOr:
description += "LogicalOr"
case TokenKindBinaryAnd:
description += "BinaryAnd"
case TokenKindLogicalAnd:
description += "LogicalAnd"
}
if token.value != nil { if token.value != nil {
description += fmt.Sprint(": ", token.value) description += fmt.Sprint(": ", token.value)
@ -173,3 +102,82 @@ func (token Token) Describe () (description string) {
return return
} }
// Describe generates a textual description of the token kind to be used in
// debug logs.
func (tokenKind TokenKind) Describe () (description string) {
switch tokenKind {
case TokenKindNewline:
description = "Newline"
case TokenKindIndent:
description = "Indent"
case TokenKindSeparator:
description = "Separator"
case TokenKindPermission:
description = "Permission"
case TokenKindReturnDirection:
description = "ReturnDirection"
case TokenKindInt:
description = "Int"
case TokenKindUInt:
description = "UInt"
case TokenKindFloat:
description = "Float"
case TokenKindString:
description = "String"
case TokenKindRune:
description = "Rune"
case TokenKindName:
description = "Name"
case TokenKindColon:
description = "Colon"
case TokenKindDot:
description = "Dot"
case TokenKindLBracket:
description = "LBracket"
case TokenKindRBracket:
description = "RBracket"
case TokenKindLBrace:
description = "LBrace"
case TokenKindRBrace:
description = "RBrace"
case TokenKindPlus:
description = "Plus"
case TokenKindMinus:
description = "Minus"
case TokenKindIncrement:
description = "Increment"
case TokenKindDecrement:
description = "Decrement"
case TokenKindAsterisk:
description = "Asterisk"
case TokenKindSlash:
description = "Slash"
case TokenKindAt:
description = "At"
case TokenKindExclamation:
description = "Exclamation"
case TokenKindPercent:
description = "Percent"
case TokenKindTilde:
description = "Tilde"
case TokenKindLessThan:
description = "LessThan"
case TokenKindLShift:
description = "LShift"
case TokenKindGreaterThan:
description = "GreaterThan"
case TokenKindRShift:
description = "RShift"
case TokenKindBinaryOr:
description = "BinaryOr"
case TokenKindLogicalOr:
description = "LogicalOr"
case TokenKindBinaryAnd:
description = "BinaryAnd"
case TokenKindLogicalAnd:
description = "LogicalAnd"
}
return
}