Class TokenParser

Parses tokens in to expressions

Hierarchy

TokenParser

Implements

Parser

Index

Constructors

Properties

#current tokens

Methods

#advance #check #checkNext #consume #expression #isEofToken #match #peek #peekNext #peekPrevious parse

Constructors

constructor

new TokenParser(tokens): TokenParser
Parameters
- tokens: Token[]
Returns TokenParser
- Defined in packages/lib/src/parser.ts:26

Properties

`Private` #current

#current: number = 0

`Private` tokens

tokens: Token[]

Methods

`Private` #advance

#advance(): Token
Move to the next token

Returns Token
The next token
- Defined in packages/lib/src/parser.ts:214

`Private` #check

#check(tokenType): boolean
Check if the current token is of the expected token type
Parameters
- tokenType: TokenType
  
  The token type to check for
Returns boolean
Result of the check
- Defined in packages/lib/src/parser.ts:165

`Private` #checkNext

#checkNext(tokenType): boolean
Check if the next token is of the expected token type
Parameters
- tokenType: TokenType
  
  The token type to check for
Returns boolean
Result of the check
- Defined in packages/lib/src/parser.ts:187

`Private` #consume

#consume(tokenType): Token
Move to and return next token if the current token matches expected token type
Parameters
- tokenType: TokenType
Returns Token
- Defined in packages/lib/src/parser.ts:196

`Private` #expression

#expression(): Expression
Parse one or more tokens in to an expression

Returns Expression
Parsed expression
- Defined in packages/lib/src/parser.ts:51

`Private` #isEofToken

#isEofToken(): boolean
Returns boolean
- Defined in packages/lib/src/parser.ts:156

`Private` #match

#match(tokenType): boolean
Move to the next token if current token is of the expected token type
Parameters
- tokenType: TokenType
  
  The token type to check for
Returns boolean
Result of the check
- Defined in packages/lib/src/parser.ts:174

`Private` #peek

#peek(): Token
Returns the current token

Returns Token
Current token being worked
- Defined in packages/lib/src/parser.ts:136

`Private` #peekNext

#peekNext(): Token
Returns what the next token will be

Returns Token
Next token being to be worked
- Defined in packages/lib/src/parser.ts:144

`Private` #peekPrevious

#peekPrevious(): Token
Returns what the previous token was be

Returns Token
Next token being to be worked
- Defined in packages/lib/src/parser.ts:152

parse

parse(): Program
Parse tokens in to expressions

Returns Program
A program of one or more expressions from parsing tokens
Implementation of Parser.parse
- Defined in packages/lib/src/parser.ts:32

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