Struct ketos::parser::Parser

pub struct Parser<'a, 'lex> {
    // some fields omitted
}

Parses a stream of tokens into an expression.

Methods

impl<'a, 'lex> Parser<'a, 'lex>

fn new(names: &'a mut NameStore, lexer: Lexer<'lex>) -> Parser<'a, 'lex>

Creates a new Parser using the given Lexer. Identifiers received from the lexer will be inserted into the given NameStore.

fn skip_shebang(&mut self)

Skips the "shebang" line of a source file.

fn parse_expr(&mut self) -> Result<Value, ParseError>

Parses an expression from the input stream.

fn parse_single_expr(&mut self) -> Result<Value, ParseError>

Parses a single expression from the input stream. If any tokens remain after the expression, an error is returned.

fn parse_exprs(&mut self) -> Result<Vec<Value>, ParseError>

Parse a series of expressions from the input stream.

fn read_doc_comment(&mut self) -> Result<Option<&'lex str>, ParseError>

Returns the the next token if it is a doc comment. Otherwise, None is returned and the token will be processed later.