parser

package

v0.1.11 Latest Latest Go to latest Published: Oct 13, 2019 License: MIT Imports: 11 Imported by: 16

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type Parser struct {
	Lexer *lexer.Lexer

	Mode ParserMode
	// contains filtered or unexported fields
}

Parser represents lexical analyzer struct

func New(l *lexer.Lexer) *Parser

New initializes a parser and returns it

func (p *Parser) IsNotDefMethodToken() bool

IsNotDefMethodToken ensures correct naming in Def statement

func (p *Parser) IsNotParamsToken() bool

IsNotParamsToken ensures correct parameters which means it is not InstanceVariable

func (p *Parser) ParseProgram() (program *ast.Program, err *errors.Error)

ParseProgram update program statements and return program

type ParserMode int

ParserMode determines the running mode. These are the enums for marking parser's mode, which decides whether it should pop unused values.

const (
	NormalMode ParserMode = iota + 1
	REPLMode
	TestMode
)

These are the enums for marking parser's mode, which decides whether it should pop unused values.