items

package

v3.2.8 Latest Latest Go to latest Published: May 1, 2021 License: Apache-2.0 Imports: 8 Imported by: 0

Details

Package items computes the lexical item sets, following

Modern Compiler Design. Second Edition. Grune et al Springer 2012 Section 2.6

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type Event interface {
}

type Set struct {
	No int

	Transitions []*Transition
	// contains filtered or unexported fields
}

func (set *Set) Accept(slits *stringset.StringSet) string

Accept returns the token type accepted by the first reduce item in set slits is the set of string literals from the AST

func (set *Set) Add(items ...*item.Item)

func (set *Set) Contains(item *item.Item) bool

func (set *Set) Equals(other *Set) bool

func (set *Set) Items() []*item.Item

func (s *Set) Len() int

func (s *Set) Less(i, j int) bool

func (set *Set) String() string

func (s *Set) Swap(i, j int)

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

func New(g *ast.GoGLL) *Sets

func (sets *Sets) GetExisting(set *Set) *Set

func (sets *Sets) Len() int

Len returns the number of sets in sets

func (sets *Sets) Set(i int) *Set

func (sets *Sets) Sets() []*Set

type Transition struct {
	Event ast.LexBase
	To    *Set
}

Path	Synopsis
event Package event implements the events that cause transitions between FSA states.	Package event implements the events that cause transitions between FSA states.