parser

package
v0.5.1 Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Jan 16, 2020 License: Apache-2.0 Imports: 10 Imported by: 0

Documentation

Index

Constants

View Source 
const EOF = -1
View Source 
const EPSILON = -2
View Source 
const FIRST = 0
View Source 
const PopGrammar = -4
View Source 
const PushGrammar = -3

Variables

View Source 
var E_Base = &proto.ExtensionDesc{
	ExtendedType:  (*descriptor.FileOptions)(nil),
	ExtensionType: (*Grammar)(nil),
	Field:         50000,
	Name:          "sysl.base",
	Tag:           "bytes,50000,opt,name=base",
	Filename:      "grammar.proto",
}

Functions

func GetTermMinMaxCount 

func GetTermMinMaxCount(t *Term) (int, int)

GetTermMinMaxCount returns acceptable min and max counts by looking at term's quantifier

Types

type Atom 

type Atom struct {
	Id int32 `protobuf:"varint,1,opt,name=id,proto3" json:"id,omitempty"`
	// ("<" NAME ">")? ( string | regexp | "(" NestedBody ")" )
	//
	// Types that are valid to be assigned to Union:
	//	*Atom_String_
	//	*Atom_Regexp
	//	*Atom_Rulename
	//	*Atom_Choices
	Union                isAtom_Union `protobuf_oneof:"union"`
	XXX_NoUnkeyedLiteral struct{}     `json:"-"`
	XXX_unrecognized     []byte       `json:"-"`
	XXX_sizecache        int32        `json:"-"`
}

func (*Atom) Descriptor 

func (*Atom) Descriptor() ([]byte, []int)

func (*Atom) GetChoices 

func (m *Atom) GetChoices() *Choice

func (*Atom) GetId 

func (m *Atom) GetId() int32

func (*Atom) GetRegexp 

func (m *Atom) GetRegexp() string

func (*Atom) GetRulename 

func (m *Atom) GetRulename() *RuleName

func (*Atom) GetString_ 

func (m *Atom) GetString_() string

func (*Atom) GetUnion 

func (m *Atom) GetUnion() isAtom_Union

func (*Atom) ProtoMessage 

func (*Atom) ProtoMessage()

func (*Atom) Reset 

func (m *Atom) Reset()

func (*Atom) String 

func (m *Atom) String() string

func (*Atom) XXX_DiscardUnknown 

func (m *Atom) XXX_DiscardUnknown()

func (*Atom) XXX_Marshal 

func (m *Atom) XXX_Marshal(b []byte, deterministic bool) ([]byte, error)

func (*Atom) XXX_Merge 

func (m *Atom) XXX_Merge(src proto.Message)

func (*Atom) XXX_OneofWrappers 

func (*Atom) XXX_OneofWrappers() []interface{}

XXX_OneofWrappers is for the internal use of the proto package.

func (*Atom) XXX_Size 

func (m *Atom) XXX_Size() int

func (*Atom) XXX_Unmarshal 

func (m *Atom) XXX_Unmarshal(b []byte) error

type Atom_Choices 

type Atom_Choices struct {
	Choices *Choice `protobuf:"bytes,5,opt,name=choices,proto3,oneof"`
}

type Atom_Regexp 

type Atom_Regexp struct {
	Regexp string `protobuf:"bytes,3,opt,name=regexp,proto3,oneof"`
}

type Atom_Rulename 

type Atom_Rulename struct {
	Rulename *RuleName `protobuf:"bytes,4,opt,name=rulename,proto3,oneof"`
}

type Atom_String_ 

type Atom_String_ struct {
	String_ string `protobuf:"bytes,2,opt,name=string,proto3,oneof"`
}

type Choice 

type Choice struct {
	// ("<" NAME ">")? Sequence:":"
	Sequence             []*Sequence `protobuf:"bytes,1,rep,name=sequence,proto3" json:"sequence,omitempty"`
	XXX_NoUnkeyedLiteral struct{}    `json:"-"`
	XXX_unrecognized     []byte      `json:"-"`
	XXX_sizecache        int32       `json:"-"`
}

func (*Choice) Descriptor 

func (*Choice) Descriptor() ([]byte, []int)

func (*Choice) GetSequence 

func (m *Choice) GetSequence() []*Sequence

func (*Choice) ProtoMessage 

func (*Choice) ProtoMessage()

func (*Choice) Reset 

func (m *Choice) Reset()

func (*Choice) String 

func (m *Choice) String() string

func (*Choice) XXX_DiscardUnknown 

func (m *Choice) XXX_DiscardUnknown()

func (*Choice) XXX_Marshal 

func (m *Choice) XXX_Marshal(b []byte, deterministic bool) ([]byte, error)

func (*Choice) XXX_Merge 

func (m *Choice) XXX_Merge(src proto.Message)

func (*Choice) XXX_Size 

func (m *Choice) XXX_Size() int

func (*Choice) XXX_Unmarshal 

func (m *Choice) XXX_Unmarshal(b []byte) error

type Flag 

type Flag struct {
	// <sign>/[-+]/ <token>NAME
	Sign                 string   `protobuf:"bytes,1,opt,name=sign,proto3" json:"sign,omitempty"`
	Token                string   `protobuf:"bytes,2,opt,name=token,proto3" json:"token,omitempty"`
	XXX_NoUnkeyedLiteral struct{} `json:"-"`
	XXX_unrecognized     []byte   `json:"-"`
	XXX_sizecache        int32    `json:"-"`
}

func (*Flag) Descriptor 

func (*Flag) Descriptor() ([]byte, []int)

func (*Flag) GetSign 

func (m *Flag) GetSign() string

func (*Flag) GetToken 

func (m *Flag) GetToken() string

func (*Flag) ProtoMessage 

func (*Flag) ProtoMessage()

func (*Flag) Reset 

func (m *Flag) Reset()

func (*Flag) String 

func (m *Flag) String() string

func (*Flag) XXX_DiscardUnknown 

func (m *Flag) XXX_DiscardUnknown()

func (*Flag) XXX_Marshal 

func (m *Flag) XXX_Marshal(b []byte, deterministic bool) ([]byte, error)

func (*Flag) XXX_Merge 

func (m *Flag) XXX_Merge(src proto.Message)

func (*Flag) XXX_Size 

func (m *Flag) XXX_Size() int

func (*Flag) XXX_Unmarshal 

func (m *Flag) XXX_Unmarshal(b []byte) error

type Flags 

type Flags struct {
	// "[" Flag:"," "]"
	Flag                 []*Flag  `protobuf:"bytes,1,rep,name=flag,proto3" json:"flag,omitempty"`
	XXX_NoUnkeyedLiteral struct{} `json:"-"`
	XXX_unrecognized     []byte   `json:"-"`
	XXX_sizecache        int32    `json:"-"`
}

func (*Flags) Descriptor 

func (*Flags) Descriptor() ([]byte, []int)

func (*Flags) GetFlag 

func (m *Flags) GetFlag() []*Flag

func (*Flags) ProtoMessage 

func (*Flags) ProtoMessage()

func (*Flags) Reset 

func (m *Flags) Reset()

func (*Flags) String 

func (m *Flags) String() string

func (*Flags) XXX_DiscardUnknown 

func (m *Flags) XXX_DiscardUnknown()

func (*Flags) XXX_Marshal 

func (m *Flags) XXX_Marshal(b []byte, deterministic bool) ([]byte, error)

func (*Flags) XXX_Merge 

func (m *Flags) XXX_Merge(src proto.Message)

func (*Flags) XXX_Size 

func (m *Flags) XXX_Size() int

func (*Flags) XXX_Unmarshal 

func (m *Flags) XXX_Unmarshal(b []byte) error

type Grammar 

type Grammar struct {
	// "!grammar" NAME ":" INDENT Rule* OUTDENT
	Name                 string           `protobuf:"bytes,1,opt,name=name,proto3" json:"name,omitempty"`
	Flags                *Flags           `protobuf:"bytes,2,opt,name=flags,proto3" json:"flags,omitempty"`
	Rules                map[string]*Rule `` /* 151-byte string literal not displayed */
	Start                string           `protobuf:"bytes,4,opt,name=start,proto3" json:"start,omitempty"`
	XXX_NoUnkeyedLiteral struct{}         `json:"-"`
	XXX_unrecognized     []byte           `json:"-"`
	XXX_sizecache        int32            `json:"-"`
}

func ParseEBNF 

func ParseEBNF(ebnfText string, name string, start string) *Grammar

ParseEBNF Parses and build the EBNF grammar

func (*Grammar) Descriptor 

func (*Grammar) Descriptor() ([]byte, []int)

func (*Grammar) GetFlags 

func (m *Grammar) GetFlags() *Flags

func (*Grammar) GetName 

func (m *Grammar) GetName() string

func (*Grammar) GetRules 

func (m *Grammar) GetRules() map[string]*Rule

func (*Grammar) GetStart 

func (m *Grammar) GetStart() string

func (*Grammar) ProtoMessage 

func (*Grammar) ProtoMessage()

func (*Grammar) Reset 

func (m *Grammar) Reset()

func (*Grammar) String 

func (m *Grammar) String() string

func (*Grammar) XXX_DiscardUnknown 

func (m *Grammar) XXX_DiscardUnknown()

func (*Grammar) XXX_Marshal 

func (m *Grammar) XXX_Marshal(b []byte, deterministic bool) ([]byte, error)

func (*Grammar) XXX_Merge 

func (m *Grammar) XXX_Merge(src proto.Message)

func (*Grammar) XXX_Size 

func (m *Grammar) XXX_Size() int

func (*Grammar) XXX_Unmarshal 

func (m *Grammar) XXX_Unmarshal(b []byte) error

type Quantifier 

type Quantifier struct {
	//( <opt>"?" | <zero_plus>"*" | <one_plus>"+" | ":" <separator>Atom )*
	//
	// Types that are valid to be assigned to Union:
	//	*Quantifier_Optional
	//	*Quantifier_ZeroPlus
	//	*Quantifier_OnePlus
	//	*Quantifier_Separator
	Union                isQuantifier_Union `protobuf_oneof:"union"`
	XXX_NoUnkeyedLiteral struct{}           `json:"-"`
	XXX_unrecognized     []byte             `json:"-"`
	XXX_sizecache        int32              `json:"-"`
}

func (*Quantifier) Descriptor 

func (*Quantifier) Descriptor() ([]byte, []int)

func (*Quantifier) GetOnePlus 

func (m *Quantifier) GetOnePlus() *empty.Empty

func (*Quantifier) GetOptional 

func (m *Quantifier) GetOptional() *empty.Empty

func (*Quantifier) GetSeparator 

func (m *Quantifier) GetSeparator() *Atom

func (*Quantifier) GetUnion 

func (m *Quantifier) GetUnion() isQuantifier_Union

func (*Quantifier) GetZeroPlus 

func (m *Quantifier) GetZeroPlus() *empty.Empty

func (*Quantifier) ProtoMessage 

func (*Quantifier) ProtoMessage()

func (*Quantifier) Reset 

func (m *Quantifier) Reset()

func (*Quantifier) String 

func (m *Quantifier) String() string

func (*Quantifier) XXX_DiscardUnknown 

func (m *Quantifier) XXX_DiscardUnknown()

func (*Quantifier) XXX_Marshal 

func (m *Quantifier) XXX_Marshal(b []byte, deterministic bool) ([]byte, error)

func (*Quantifier) XXX_Merge 

func (m *Quantifier) XXX_Merge(src proto.Message)

func (*Quantifier) XXX_OneofWrappers 

func (*Quantifier) XXX_OneofWrappers() []interface{}

XXX_OneofWrappers is for the internal use of the proto package.

func (*Quantifier) XXX_Size 

func (m *Quantifier) XXX_Size() int

func (*Quantifier) XXX_Unmarshal 

func (m *Quantifier) XXX_Unmarshal(b []byte) error

type Quantifier_OnePlus 

type Quantifier_OnePlus struct {
	OnePlus *empty.Empty `protobuf:"bytes,3,opt,name=one_plus,json=onePlus,proto3,oneof"`
}

type Quantifier_Optional 

type Quantifier_Optional struct {
	Optional *empty.Empty `protobuf:"bytes,1,opt,name=optional,proto3,oneof"`
}

type Quantifier_Separator 

type Quantifier_Separator struct {
	Separator *Atom `protobuf:"bytes,4,opt,name=separator,proto3,oneof"`
}

type Quantifier_ZeroPlus 

type Quantifier_ZeroPlus struct {
	ZeroPlus *empty.Empty `protobuf:"bytes,2,opt,name=zero_plus,json=zeroPlus,proto3,oneof"`
}

type Rule 

type Rule struct {
	// RuleName Flags? ":" INDENT Body OUTDENT
	Name                 *RuleName `protobuf:"bytes,1,opt,name=name,proto3" json:"name,omitempty"`
	Choices              *Choice   `protobuf:"bytes,2,opt,name=choices,proto3" json:"choices,omitempty"`
	XXX_NoUnkeyedLiteral struct{}  `json:"-"`
	XXX_unrecognized     []byte    `json:"-"`
	XXX_sizecache        int32     `json:"-"`
}

func (*Rule) Descriptor 

func (*Rule) Descriptor() ([]byte, []int)

func (*Rule) GetChoices 

func (m *Rule) GetChoices() *Choice

func (*Rule) GetName 

func (m *Rule) GetName() *RuleName

func (*Rule) ProtoMessage 

func (*Rule) ProtoMessage()

func (*Rule) Reset 

func (m *Rule) Reset()

func (*Rule) String 

func (m *Rule) String() string

func (*Rule) XXX_DiscardUnknown 

func (m *Rule) XXX_DiscardUnknown()

func (*Rule) XXX_Marshal 

func (m *Rule) XXX_Marshal(b []byte, deterministic bool) ([]byte, error)

func (*Rule) XXX_Merge 

func (m *Rule) XXX_Merge(src proto.Message)

func (*Rule) XXX_Size 

func (m *Rule) XXX_Size() int

func (*Rule) XXX_Unmarshal 

func (m *Rule) XXX_Unmarshal(b []byte) error

type RuleName 

type RuleName struct {
	// NAME ":" INDENT Body OUTDENT
	Name                 string   `protobuf:"bytes,1,opt,name=name,proto3" json:"name,omitempty"`
	Alias                string   `protobuf:"bytes,2,opt,name=alias,proto3" json:"alias,omitempty"`
	XXX_NoUnkeyedLiteral struct{} `json:"-"`
	XXX_unrecognized     []byte   `json:"-"`
	XXX_sizecache        int32    `json:"-"`
}

func (*RuleName) Descriptor 

func (*RuleName) Descriptor() ([]byte, []int)

func (*RuleName) GetAlias 

func (m *RuleName) GetAlias() string

func (*RuleName) GetName 

func (m *RuleName) GetName() string

func (*RuleName) ProtoMessage 

func (*RuleName) ProtoMessage()

func (*RuleName) Reset 

func (m *RuleName) Reset()

func (*RuleName) String 

func (m *RuleName) String() string

func (*RuleName) XXX_DiscardUnknown 

func (m *RuleName) XXX_DiscardUnknown()

func (*RuleName) XXX_Marshal 

func (m *RuleName) XXX_Marshal(b []byte, deterministic bool) ([]byte, error)

func (*RuleName) XXX_Merge 

func (m *RuleName) XXX_Merge(src proto.Message)

func (*RuleName) XXX_Size 

func (m *RuleName) XXX_Size() int

func (*RuleName) XXX_Unmarshal 

func (m *RuleName) XXX_Unmarshal(b []byte) error

type Sequence 

type Sequence struct {
	// Term*:"|"
	Term                 []*Term  `protobuf:"bytes,1,rep,name=term,proto3" json:"term,omitempty"`
	XXX_NoUnkeyedLiteral struct{} `json:"-"`
	XXX_unrecognized     []byte   `json:"-"`
	XXX_sizecache        int32    `json:"-"`
}

func (*Sequence) Descriptor 

func (*Sequence) Descriptor() ([]byte, []int)

func (*Sequence) GetTerm 

func (m *Sequence) GetTerm() []*Term

func (*Sequence) ProtoMessage 

func (*Sequence) ProtoMessage()

func (*Sequence) Reset 

func (m *Sequence) Reset()

func (*Sequence) String 

func (m *Sequence) String() string

func (*Sequence) XXX_DiscardUnknown 

func (m *Sequence) XXX_DiscardUnknown()

func (*Sequence) XXX_Marshal 

func (m *Sequence) XXX_Marshal(b []byte, deterministic bool) ([]byte, error)

func (*Sequence) XXX_Merge 

func (m *Sequence) XXX_Merge(src proto.Message)

func (*Sequence) XXX_Size 

func (m *Sequence) XXX_Size() int

func (*Sequence) XXX_Unmarshal 

func (m *Sequence) XXX_Unmarshal(b []byte) error

type Term 

type Term struct {
	// Atom Quantifier
	Atom                 *Atom       `protobuf:"bytes,1,opt,name=atom,proto3" json:"atom,omitempty"`
	Quantifier           *Quantifier `protobuf:"bytes,2,opt,name=quantifier,proto3" json:"quantifier,omitempty"`
	XXX_NoUnkeyedLiteral struct{}    `json:"-"`
	XXX_unrecognized     []byte      `json:"-"`
	XXX_sizecache        int32       `json:"-"`
}

func (*Term) Descriptor 

func (*Term) Descriptor() ([]byte, []int)

func (*Term) GetAtom 

func (m *Term) GetAtom() *Atom

func (*Term) GetQuantifier 

func (m *Term) GetQuantifier() *Quantifier

func (*Term) ProtoMessage 

func (*Term) ProtoMessage()

func (*Term) Reset 

func (m *Term) Reset()

func (*Term) String 

func (m *Term) String() string

func (*Term) XXX_DiscardUnknown 

func (m *Term) XXX_DiscardUnknown()

func (*Term) XXX_Marshal 

func (m *Term) XXX_Marshal(b []byte, deterministic bool) ([]byte, error)

func (*Term) XXX_Merge 

func (m *Term) XXX_Merge(src proto.Message)

func (*Term) XXX_Size 

func (m *Term) XXX_Size() int

func (*Term) XXX_Unmarshal 

func (m *Term) XXX_Unmarshal(b []byte) error

Source Files

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