Class Grammar

Hierarchy

Grammar

Index

Constructors

Properties

content name node? str? type

Methods

eq toString toTempASTNode Literal NT T

Constructors

`Private` constructor

new Grammar(p: Pick<Grammar, "content" | "type" | "name">): Grammar
Parameters
- p: Pick<Grammar, "content" | "type" | "name">
Returns Grammar
- Defined in src/parser/ELR/model/grammar.ts:31

Properties

`Readonly` content

content: string

Literal content, or T/NT's type name.

`Readonly` name

name: string

The name of the grammar. By default the value is equal to this.content. The name is only used in ASTNode query selector.

`Private` `Optional` node

node?: Readonly<ASTNode<any>>

Cache the temporary ast node.

`Private` `Optional` str

str?: string

Cache the string representation.

`Readonly` type

type: GrammarType

Methods

eq

eq<_>(g: Readonly<Grammar> | Readonly<ASTNode<_>>): undefined | boolean
Equals to.
Type Parameters
- _
Parameters
- g: Readonly<Grammar> | Readonly<ASTNode<_>>
Returns undefined | boolean
- Defined in src/parser/ELR/model/grammar.ts:51

toString

toString(): string
Return type name or "literal value". The result will be cached for future use.

Returns string
- Defined in src/parser/ELR/model/grammar.ts:84

toTempASTNode

toTempASTNode(lexer: ILexer): Readonly<ASTNode<any>>
This function is used to create temporary ASTNode for comparison. Lexer is used to parse literal value's type name. The result will be cached to prevent duplicated calculation.
Parameters
- lexer: ILexer
Returns Readonly<ASTNode<any>>
- Defined in src/parser/ELR/model/grammar.ts:67

`Static` Literal

Literal(content: string): Grammar
Parameters
- content: string
Returns Grammar
- Defined in src/parser/ELR/model/grammar.ts:45

`Static` NT

NT(content: string, name?: string): Grammar
Parameters
- content: string
- Optional name: string
Returns Grammar
- Defined in src/parser/ELR/model/grammar.ts:38

`Static` T

T(content: string, name?: string): Grammar
Parameters
- content: string
- Optional name: string
Returns Grammar
- Defined in src/parser/ELR/model/grammar.ts:35

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