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v1.0.6 Latest Latest Go to latest Published: Jul 7, 2023 License: BSD-3-Clause Imports: 13 Imported by: 0

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Valid go.mod file
Redistributable license
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Stable version
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Repository

github.com/debugmiller/peg

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Open Source Insights

Documentation ¶

Index ¶

Variables
type Node
type Tree
- func New(inline, _switch, noast bool) *Tree
type Type
- func (t Type) GetType() Type

Constants ¶

This section is empty.

Variables ¶

View Source

var TypeMap = [...]string{
	"TypeUnknown",
	"TypeRule",
	"TypeName",
	"TypeDot",
	"TypeCharacter",
	"TypeRange",
	"TypeString",
	"TypePredicate",
	"TypeStateChange",
	"TypeCommit",
	"TypeAction",
	"TypePackage",
	"TypeImport",
	"TypeState",
	"TypeAlternate",
	"TypeUnorderedAlternate",
	"TypeSequence",
	"TypePeekFor",
	"TypePeekNot",
	"TypeQuery",
	"TypeStar",
	"TypePlus",
	"TypePeg",
	"TypePush",
	"TypeImplicitPush",
	"TypeNil",
	"TypeLast"}

Functions ¶

This section is empty.

Types ¶

type Node ¶

type Node interface {
	fmt.Stringer

	Escaped() string
	SetString(s string)

	GetType() Type
	SetType(t Type)

	GetId() int
	SetId(id int)

	Init()
	Front() *node
	Next() *node
	PushFront(value *node)
	PopFront() *node
	PushBack(value *node)
	Len() int
	Copy() *node
	Slice() []*node
	ParentDetect() bool
	SetParentDetect(detect bool)
	ParentMultipleKey() bool
	SetParentMultipleKey(detect bool)
	// contains filtered or unexported methods
}

type Tree ¶

type Tree struct {
	Rules map[string]Node

	Ast    bool
	Strict bool

	Generator       string
	RuleNames       []Node
	PackageName     string
	Imports         []string
	EndSymbol       rune
	PegRuleType     string
	StructName      string
	StructVariables string
	RulesCount      int
	Bits            int
	HasActions      bool
	Actions         []Node
	HasPush         bool
	HasCommit       bool
	HasDot          bool
	HasCharacter    bool
	HasString       bool
	HasRange        bool
	// contains filtered or unexported fields
}

A tree data structure into which a PEG can be parsed.

func New ¶

func New(inline, _switch, noast bool) *Tree

func (*Tree) AddAction ¶

func (t *Tree) AddAction(text string)

func (*Tree) AddAlternate ¶

func (t *Tree) AddAlternate()

func (*Tree) AddCharacter ¶

func (t *Tree) AddCharacter(text string)

func (*Tree) AddDot ¶

func (t *Tree) AddDot()

func (*Tree) AddDoubleCharacter ¶

func (t *Tree) AddDoubleCharacter(text string)

func (*Tree) AddDoubleRange ¶

func (t *Tree) AddDoubleRange()

func (*Tree) AddExpression ¶

func (t *Tree) AddExpression()

func (*Tree) AddHexaCharacter ¶

func (t *Tree) AddHexaCharacter(text string)

func (*Tree) AddImport ¶

func (t *Tree) AddImport(text string)

func (*Tree) AddName ¶

func (t *Tree) AddName(text string)

func (*Tree) AddNil ¶

func (t *Tree) AddNil()

func (*Tree) AddOctalCharacter ¶

func (t *Tree) AddOctalCharacter(text string)

func (*Tree) AddPackage ¶

func (t *Tree) AddPackage(text string)

func (*Tree) AddPeekFor ¶

func (t *Tree) AddPeekFor()

func (*Tree) AddPeekNot ¶

func (t *Tree) AddPeekNot()

func (*Tree) AddPeg ¶

func (t *Tree) AddPeg(text string)

func (*Tree) AddPlus ¶

func (t *Tree) AddPlus()

func (*Tree) AddPredicate ¶

func (t *Tree) AddPredicate(text string)

func (*Tree) AddPush ¶

func (t *Tree) AddPush()

func (*Tree) AddQuery ¶

func (t *Tree) AddQuery()

func (*Tree) AddRange ¶

func (t *Tree) AddRange()

func (*Tree) AddRule ¶

func (t *Tree) AddRule(name string)

func (*Tree) AddSequence ¶

func (t *Tree) AddSequence()

func (*Tree) AddStar ¶

func (t *Tree) AddStar()

func (*Tree) AddState ¶

func (t *Tree) AddState(text string)

func (*Tree) AddStateChange ¶

func (t *Tree) AddStateChange(text string)

func (*Tree) Compile ¶

func (t *Tree) Compile(file string, args []string, out io.Writer) (err error)

func (*Tree) Copy ¶

func (n *Tree) Copy() *node

func (*Tree) Escaped ¶

func (n *Tree) Escaped() string

func (*Tree) Front ¶

func (n *Tree) Front() *node

func (*Tree) GetId ¶

func (n *Tree) GetId() int

func (*Tree) Init ¶

func (n *Tree) Init()

func (*Tree) Len ¶

func (n *Tree) Len() (c int)

func (*Tree) Next ¶

func (n *Tree) Next() *node

func (*Tree) ParentDetect ¶

func (n *Tree) ParentDetect() bool

func (*Tree) ParentMultipleKey ¶

func (n *Tree) ParentMultipleKey() bool

func (*Tree) PopFront ¶

func (n *Tree) PopFront() *node

func (*Tree) PushBack ¶

func (n *Tree) PushBack(value *node)

func (*Tree) PushFront ¶

func (n *Tree) PushFront(value *node)

func (*Tree) SetId ¶

func (n *Tree) SetId(id int)

func (*Tree) SetParentDetect ¶

func (n *Tree) SetParentDetect(detect bool)

func (*Tree) SetParentMultipleKey ¶

func (n *Tree) SetParentMultipleKey(multipleKey bool)

func (*Tree) SetString ¶

func (n *Tree) SetString(s string)

func (*Tree) SetType ¶

func (n *Tree) SetType(t Type)

func (*Tree) Slice ¶

func (n *Tree) Slice() []*node

func (*Tree) String ¶

func (n *Tree) String() string

type Type ¶

type Type uint8

const (
	TypeUnknown Type = iota
	TypeRule
	TypeName
	TypeDot
	TypeCharacter
	TypeRange
	TypeString
	TypePredicate
	TypeStateChange
	TypeCommit
	TypeAction
	TypePackage
	TypeImport
	TypeState
	TypeAlternate
	TypeUnorderedAlternate
	TypeSequence
	TypePeekFor
	TypePeekNot
	TypeQuery
	TypeStar
	TypePlus
	TypePeg
	TypePush
	TypeImplicitPush
	TypeNil
	TypeLast
)

func (Type) GetType ¶

func (t Type) GetType() Type

Source Files ¶

View all Source files

peg.go

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