token

package
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Published: Dec 15, 2025 License: MIT Imports: 1 Imported by: 2

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Index

Constants

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const LowestPrec = 0

LowestPrec represents lowest operator precedence.

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const NumTokens = int(GroupKeywordEnd)

Variables

This section is empty.

Functions

This section is empty.

Types

type Token

type Token int

Token represents a token.

const (
	Illegal Token = iota
	EOF
	Comment
	ConfigStart
	ConfigEnd
	MixedValueStart
	MixedValueEnd
	MixedCodeStart
	MixedCodeEnd
	MixedText
	GroupLiteralBegin
	Ident
	Int
	Uint
	Float
	Decimal
	Char
	String
	RawString
	RawHeredoc
	Template
	GroupLiteralEnd
	GroupOperatorBegin
	GroupBinaryOperatorBegin
	Add         // +
	Sub         // -
	Mul         // *
	Pow         // **
	Quo         // /
	Rem         // %
	And         // &
	Or          // |
	Xor         // ^
	Shl         // <<
	Shr         // >>
	AndNot      // &^
	LAnd        // &&
	Equal       // ==
	NotEqual    // !=
	Less        // <
	Greater     // >
	LessEq      // <=
	GreaterEq   // >=
	Tilde       // ~
	DoubleTilde // ~~
	TripleTilde // ~~~
	GroupBinaryOperatorEnd
	GroupDefaultOperatorBegin
	Nullich // ??
	LOr     // ||
	GroupDefaultOperatorEnd
	GroupAssignOperatorBegin
	Define // :=
	Assign // =
	GroupSelfAssignOperatorBegin
	AddAssign     // +=
	IncAssign     // ++=
	SubAssign     // -=
	DecAssign     // --=
	MulAssign     // *=
	PowAssign     // **=
	QuoAssign     // /=
	RemAssign     // %=
	AndAssign     // &=
	OrAssign      // |=
	XorAssign     // ^=
	ShlAssign     // <<=
	ShrAssign     // >>=
	AndNotAssign  // &^=
	LOrAssign     // ||=
	NullichAssign // ??=
	GroupSelfAssignOperatorEnd
	GroupAssignOperatorEnd
	GroupUnaryOperatorBegin
	Inc // ++
	Dec // --
	GroupUnaryOperatorEnd
	Lambda          // =>
	Not             // !
	Null            // a == nil || nil == a
	NotNull         // a != nil || nil != a
	Pipe            // .|
	Question        // ?
	NullishSelector // ?.
	GroupOperatorEnd
	LParen    // (
	RParen    // )
	LBrack    // [
	RBrack    // ]
	LBrace    // {
	RBrace    // }
	Semicolon // ;
	Colon     // :
	Comma     // ,
	Period    // .
	GroupKeywordBegin
	Break
	Continue
	Else
	For
	Func
	If
	Return
	True
	False
	Yes
	No
	In
	Nil
	Import
	Embed
	Param
	Global
	Var
	Const
	Try
	Catch
	Finally
	Throw
	Callee
	NamedArgs
	Args
	StdIn
	StdOut
	StdErr
	DotName
	DotFile
	IsModule
	GroupKeywordEnd
)

List of tokens

func FromName

func FromName(name string) (t Token)

FromName return a Token from name

func Lookup

func Lookup(ident string) Token

Lookup returns corresponding keyword if ident is a keyword.

func Unassign

func Unassign(tok Token) Token

Unassign convert an assignable Token to your non assignable Token

func (Token) Is

func (tok Token) Is(other ...Token) bool

Is returns true if then token equals one of args.

func (Token) IsBinaryOperator

func (tok Token) IsBinaryOperator() bool

IsBinaryOperator reports whether token is a binary operator.

func (Token) IsBlockEnd

func (tok Token) IsBlockEnd() bool

func (Token) IsBlockStart

func (tok Token) IsBlockStart() bool

func (Token) IsKeyword

func (tok Token) IsKeyword() bool

IsKeyword returns true if the token is a keyword.

func (Token) IsLiteral

func (tok Token) IsLiteral() bool

IsLiteral returns true if the token is a literal.

func (Token) IsOperator

func (tok Token) IsOperator() bool

IsOperator returns true if the token is an operator.

func (Token) Name

func (tok Token) Name() string

func (Token) Precedence

func (tok Token) Precedence() int

Precedence returns the precedence for the operator token.

func (Token) String

func (tok Token) String() string

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