ast

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

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

type Boolean struct {
	Token token.Token
	Value bool
}

type CallExpression struct {
	Token     token.Token // The '(' token
	Function  Expression  // Identifier or FunctionLiteral
	Arguments []Expression
}

type ExportStatement struct {
	Token      token.Token // the 'return' token
	Identifier *Identifier
}

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

type ExpressionStatement struct {
	Token      token.Token // the first token of the expression
	Expression Expression
}

type FloatLiteral struct {
	Token token.Token
	Value float64
}

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

type HashLiteral struct {
	Token token.Token // The '{' token
	Pairs map[Expression]Expression
}

type Identifier struct {
	Token token.Token // the token.Identifier token
	Value string
}

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

type IndexExpression struct {
	Token      token.Token // The [ token
	Left       Expression
	Index      Expression
	HasUpper   bool
	IndexUpper Expression
	HasSkip    bool
	IndexSkip  Expression
}

type InfixExpression struct {
	Token    token.Token // The operator token, e.g. +
	Left     Expression
	Operator string
	Right    Expression
}

type IntegerLiteral struct {
	Token token.Token
	Value int64
}

type LetStatement struct {
	Token token.Token // the token.Let token
	Name  *Identifier
	Value Expression
}

type LoadStatement struct {
	Token      token.Token // the 'return' token
	Identifier *Identifier
}

type LoopExpression struct {
	Token       token.Token // The 'loop' token
	Condition   Expression
	Consequence *BlockStatement
}

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

type PrefixExpression struct {
	Token    token.Token // The prefix token, e.g. !
	Operator string
	Right    Expression
}

type Program struct {
	Statements []Statement
}

type ReturnStatement struct {
	Token       token.Token // the 'return' token
	ReturnValue Expression
}

type ScopeDefinition struct {
	Token token.Token // the { token
	Name  *Identifier
	Block *BlockStatement
}

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

type StringLiteral struct {
	Token token.Token
	Value string
}