ast

package
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 Go to latest Published: Apr 9, 2024 License: MIT Imports: 4 Imported by: 0

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Constants

This section is empty.

Variables

This section is empty.

Functions

This section is empty.

Types

type ArrayLiteral 

type ArrayLiteral struct {
	Token    token.Token // '['
	Elements []Expression
}

func (*ArrayLiteral) ToString 

func (al *ArrayLiteral) ToString() string

func (*ArrayLiteral) TokenLiteral 

func (al *ArrayLiteral) TokenLiteral() string

type AssignStatement 

type AssignStatement struct {
	Name  *Ident
	Value Expression
}

Statements

func (*AssignStatement) ToString 

func (as *AssignStatement) ToString() string

func (*AssignStatement) TokenLiteral 

func (as *AssignStatement) TokenLiteral() string

type BlockStatement 

type BlockStatement struct {
	Token      token.Token // {
	Statements []Statement
}

func (*BlockStatement) ToString 

func (bs *BlockStatement) ToString() string

func (*BlockStatement) TokenLiteral 

func (bs *BlockStatement) TokenLiteral() string

type Boolean 

type Boolean struct {
	Token token.Token // TRUE, FALSE
	Value bool
}

func (*Boolean) ToString 

func (b *Boolean) ToString() string

func (*Boolean) TokenLiteral 

func (b *Boolean) TokenLiteral() string

type CallExpression 

type CallExpression struct {
	Token     token.Token // '('
	Function  Expression  // Ident
	Arguments []Expression
}

func (*CallExpression) ToString 

func (ce *CallExpression) ToString() string

func (*CallExpression) TokenLiteral 

func (ce *CallExpression) TokenLiteral() string

type Expression 

type Expression interface {
	Node
	// contains filtered or unexported methods
}

All expression nodes implement

type ExpressionStatement 

type ExpressionStatement struct {
	Token      token.Token
	Expression Expression
}

func (*ExpressionStatement) ToString 

func (es *ExpressionStatement) ToString() string

func (*ExpressionStatement) TokenLiteral 

func (es *ExpressionStatement) TokenLiteral() string

type FunctionLiteral 

type FunctionLiteral struct {
	Token      token.Token // 'fn'
	Parameters []*Ident
	Body       *BlockStatement
}

func (*FunctionLiteral) ToString 

func (fl *FunctionLiteral) ToString() string

func (*FunctionLiteral) TokenLiteral 

func (fl *FunctionLiteral) TokenLiteral() string

type HashMapLiteral 

type HashMapLiteral struct {
	Token token.Token // {
	Pairs map[Expression]Expression
}

func (*HashMapLiteral) ToString 

func (hl *HashMapLiteral) ToString() string

func (*HashMapLiteral) TokenLiteral 

func (hl *HashMapLiteral) TokenLiteral() string

type Ident 

type Ident struct {
	Token token.Token // IDENT
	Value string
}

func (*Ident) ToString 

func (i *Ident) ToString() string

func (*Ident) TokenLiteral 

func (i *Ident) TokenLiteral() string

type IfExpression 

type IfExpression struct {
	Token       token.Token // if
	Condition   Expression
	Consequence *BlockStatement
	Alternative *BlockStatement
}

func (*IfExpression) ToString 

func (ie *IfExpression) ToString() string

func (*IfExpression) TokenLiteral 

func (ie *IfExpression) TokenLiteral() string

type IndexExpression 

type IndexExpression struct {
	Token token.Token // [
	Left  Expression
	Index Expression
}

func (*IndexExpression) ToString 

func (ie *IndexExpression) ToString() string

func (*IndexExpression) TokenLiteral 

func (ie *IndexExpression) TokenLiteral() string

type InfixExpression 

type InfixExpression struct {
	Token    token.Token // +, -, etc
	Left     Expression
	Operator string
	Right    Expression
}

func (*InfixExpression) ToString 

func (oe *InfixExpression) ToString() string

func (*InfixExpression) TokenLiteral 

func (oe *InfixExpression) TokenLiteral() string

type IntegerLiteral 

type IntegerLiteral struct {
	Token token.Token // 5 6
	Value int64
}

Expressions

func (*IntegerLiteral) ToString 

func (il *IntegerLiteral) ToString() string

func (*IntegerLiteral) TokenLiteral 

func (il *IntegerLiteral) TokenLiteral() string

type Node 

type Node interface {
	TokenLiteral() string
	ToString() string
}

type PrefixExpression 

type PrefixExpression struct {
	Token    token.Token // !
	Operator string
	Right    Expression
}

func (*PrefixExpression) ToString 

func (pe *PrefixExpression) ToString() string

func (*PrefixExpression) TokenLiteral 

func (pe *PrefixExpression) TokenLiteral() string

type Program 

type Program struct {
	Statements []Statement
}

func (*Program) ToString 

func (p *Program) ToString() string

func (*Program) TokenLiteral 

func (p *Program) TokenLiteral() string

func (*Program) Tree 

func (p *Program) Tree() string

return pretty AST nodes

type ReturnStatement 

type ReturnStatement struct {
	Token token.Token // return
	Value Expression
}

func (*ReturnStatement) ToString 

func (rs *ReturnStatement) ToString() string

func (*ReturnStatement) TokenLiteral 

func (rs *ReturnStatement) TokenLiteral() string

type Statement 

type Statement interface {
	Node
	// contains filtered or unexported methods
}

All statement nodes implement

type StringLiteral 

type StringLiteral struct {
	Token token.Token
	Value string
}

func (*StringLiteral) ToString 

func (sl *StringLiteral) ToString() string

func (*StringLiteral) TokenLiteral 

func (sl *StringLiteral) TokenLiteral() string

Source Files

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