Function new_line

prqlc/prqlc-parser/src/parser/mod.rs:94–103

Our approach to new lines is each item consumes new lines _before_ itself, but not newlines after itself. This allows us to enforce new lines between some items. The only place we handle new lines after an item is in the root parser.

()

/// some items. The only place we handle new lines after an item is in the root
/// parser.
pub(crate) fn new_line<'a, I>() -> impl Parser<'a, I, (), ParserError<'a>> + Clone
where
    I: Input<'a, Token = lr::Token, Span = Span> + BorrowInput<'a>,
{
    select_ref! {
        lr::Token { kind: TokenKind::NewLine, .. } => (),
        lr::Token { kind: TokenKind::Start, .. } => (),
    }
    .labelled("new line")
}

fn ctrl<'a, I>(char: char) -> impl Parser<'a, I, (), ParserError<'a>> + Clone
where