Struct Parser 

pub struct Parser<'a> { /* private fields */ }

The heart struct of the lexper. It parses the token vector into a nested AST of Expressions.

Implementations

impl<'a> Parser<'a>

pub fn new(tokens: &'a [Token]) -> Self

Creates a new instance of the Parser, but as the argument requires a slice of tokens. This one was made to not to clone a vector of tokens after lexing.

pub fn parse_expression(&mut self, min_prec: u8) -> Result<Expression>

The main method, parses the whole slice of tokens into a nested expression… recursively.