Struct CstParser 

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

A parser that builds a Cst automatically.

Mirrors the push/finish pattern of generated parsers.

Implementations

impl<'a> CstParser<'a>

pub fn new(table: ParseTable<'a>) -> Self

Create a new tree parser with the given parse table.

pub fn push(&mut self, token: Token) -> Result<(), ParseError>

Push a token, performing any pending reductions.

pub fn finish(self) -> Result<Cst, (Self, ParseError)>

Finish parsing and return the parse tree.

pub fn format_error( &self, terminal: SymbolId, ctx: &impl ErrorContext, display_names: Option<&[(&str, &str)]>, tokens: Option<&[&str]>, ) -> String

Format a parse error into a detailed message.