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Add crash as a keyword

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This commit is contained in:
Ayaz Hafiz 2022-11-02 12:12:02 -05:00
parent 848c18f996
commit fee01166c7
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GPG key ID: 0E2A37416A25EF58
7 changed files with 238 additions and 2 deletions
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13
crates/compiler/parse/src/expr.rs
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@ -204,6 +204,7 @@ fn loc_term_or_underscore_or_conditional<'a>(
loc!(specialize(EExpr::SingleQuote, single_quote_literal_help())),
loc!(specialize(EExpr::Number, positive_number_literal_help())),
loc!(specialize(EExpr::Closure, closure_help(options))),
loc!(crash_kw()),
loc!(underscore_expression()),
loc!(record_literal_help()),
loc!(specialize(EExpr::List, list_literal_help())),
@ -269,6 +270,15 @@ fn underscore_expression<'a>() -> impl Parser<'a, Expr<'a>, EExpr<'a>> {
}
}
fn crash_kw<'a>() -> impl Parser<'a, Expr<'a>, EExpr<'a>> {
move |arena: &'a Bump, state: State<'a>, min_indent: u32| {
let (_, _, next_state) = crate::parser::keyword_e(crate::keyword::CRASH, EExpr::Crash)
.parse(arena, state, min_indent)?;
Ok((MadeProgress, Expr::Crash, next_state))
}
}
fn loc_possibly_negative_or_negated_term<'a>(
options: ExprParseOptions,
) -> impl Parser<'a, Loc<Expr<'a>>, EExpr<'a>> {
@ -1917,7 +1927,8 @@ fn expr_to_pattern_help<'a>(arena: &'a Bump, expr: &Expr<'a>) -> Result<Pattern<
| Expr::MalformedClosure
| Expr::PrecedenceConflict { .. }
| Expr::RecordUpdate { .. }
| Expr::UnaryOp(_, _) => Err(()),
| Expr::UnaryOp(_, _)
| Expr::Crash => Err(()),
Expr::Str(string) => Ok(Pattern::StrLiteral(*string)),
Expr::SingleQuote(string) => Ok(Pattern::SingleQuote(string)),