token

package

v0.0.0-...-0be312a Latest Latest Go to latest Published: Apr 6, 2017 License: MIT Imports: 2 Imported by: 3

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Tagged version

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Repository

github.com/BenchR267/lbd

Links

Open Source Insights

Documentation ¶

Constants ¶

View Source

const (
	// Return is used to return from a function.
	Return = "return"
)

Variables ¶

This section is empty.

Functions ¶

func IsInteger ¶

func IsInteger(s string) bool

IsInteger returns true if the given string contains only digits

func IsKeyword ¶

func IsKeyword(s string) bool

IsKeyword returns true if the given string is a reserved keyword of the language

func IsLetter ¶

func IsLetter(s string) bool

IsLetter returns true if the given string contains only letters

Types ¶

type Position ¶

type Position struct {
	Line   int
	Column int
	Len    int
}

Position defines the position in the source code.

type Token ¶

type Token struct {
	Pos  Position
	Type Type
	Raw  string
}

Token defines one token in the source code.

type Type ¶

type Type int

Type defines the type of a token.

const (
	Identifier Type = iota

	Keyword

	Integer

	ParenthesisOpen
	ParenthesisClose

	CurlyBracketOpen
	CurlyBracketClose

	SquareBracketOpen
	SquareBracketClose

	Arrow
	Comma

	Assign
	Plus
	Minus
	Slash
	Multiply
	Percent

	Equal
	NotEqual
	Greater
	Less
	GreaterEqual
	LessEqual

	Illegal
)

All possible token types.

func FromRaw ¶

func FromRaw(raw string) Type

FromRaw returns the token.Type for the given raw value.

func (Type) String ¶

func (i Type) String() string

Source Files ¶

View all Source files

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