generator

type Generator interface {
	// Data handlers
	AddField(comment []string, name string, t antlr.Token, fieldType string) error
	RegGravity(name string) error

	// Pass
	PassN(n int) error
	PassHeadCharacters(char string) error

	//
	AtEnd() error

	// Head
	HeadString(anchor string, ignore bool, pass bool) error
	HeadChar(char string, ignore bool, pass bool) error

	// Lookups
	LookupString(anchor string, lower, upper int, close, ignore, pass bool) error
	LookupFixedString(anchor string, offset int, ignore, pass bool) error
	LookupChar(anchor string, lower, upper int, close, ignore, pass bool) error
	LookupFixedChar(anchor string, offset int, ignore, pass bool) error

	// Takes
	// Take before anchor (string or character)
	TakeBeforeString(name, fieldType, anchor string, meta ast.FieldMeta, lower, upper int, close, expand, include bool) error
	TakeBeforeChar(name, fieldType, char string, meta ast.FieldMeta, lower, upper int, close, expand, include bool) error

	TakeBeforeStringOnExactPosition(name, fieldType, anchor string, meta ast.FieldMeta, off int, close, expand, include bool) error
	TakeBeforeCharOnExactPosition(name, fieldType, anchor string, meta ast.FieldMeta, off int, close, expand, include bool) error
	// Take the rest
	TakeRest(name, fieldType string, meta ast.FieldMeta) error

	// RestLengthCheck how many symbols left in the rest
	RestLengthCheck(operator string, length int) error

	// Optionals
	OpenOptionalScope(comment []string, name string, t antlr.Token) error
	CloseOptionalScope() error
	OpenSilentOptionalScope(comment []string, name string, t antlr.Token) error
	CloseSilentOptionalScope() error

	// Stress set mismatch treatment as critical error
	Stress()

	// Relax set mismatch error as not critical
	Relax()

	// UseRule ...
	UseRule(comment []string, t antlr.Token, name string) error

	// Push is used to signal all the data for current parser was generated
	Push() error

	// Generate code at the place
	Generate(pkgName string, dest io.Writer) error
	ErrorToken(token antlr.Token, format string, params ...interface{}) error

	// PlatformType to generate code for
	PlatformType(t PlatformType)

	// RegImport go-specific thing for import registration
	RegImport(importAs, path string) error
}

type PlatformType int