parser

package
v0.0.0-...-a2ea365 Latest Latest
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Published: Aug 31, 2022 License: MIT Imports: 6 Imported by: 0

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Constants

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const (
	LOWEST      int
	EQUALS      // ==
	LESSGREATER // > or <
	SUM         // +
	PRODUCT     // *
	PREFIX      // -X or !X
	CALL        // fn()
	INDEX       // <array>[0]
)

Variables

This section is empty.

Functions

This section is empty.

Types

type Parser

type Parser struct {
	// contains filtered or unexported fields
}

func New

func New(t *tokenizer.Tokenizer) *Parser

func (*Parser) Errors

func (p *Parser) Errors() []string

func (*Parser) ParseProgram

func (p *Parser) ParseProgram() *ast.Program

プログラムをパースし、AST の Root Node を返す tokenizer がソースコードをトークンに変換し、parser がトークンを AST へ変換する

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