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| author | Matthias Schiffer <mschiffer@universe-factory.net> | 2024-05-08 20:55:04 +0200 |
|---|---|---|
| committer | Matthias Schiffer <mschiffer@universe-factory.net> | 2024-05-08 20:55:04 +0200 |
| commit | 5478e3733810bf609a08fb172786f9d8f7c07b4e (patch) | |
| tree | 21efcdbae15c931be02201c40bf86ad6b5e01928 /crates/rebel-parse/src | |
| parent | 453ead2a7b52ce6ffb9b90bf03c7d4d1e6f4e7a0 (diff) | |
| download | rebel-5478e3733810bf609a08fb172786f9d8f7c07b4e.tar rebel-5478e3733810bf609a08fb172786f9d8f7c07b4e.zip | |
rebel-parse, rebel-lang: a unit should be an empty tuple
The empty tuple becomes the representation of the unit. An empty struct
is still another way to construct a unit, but never stored as a struct.
Diffstat (limited to 'crates/rebel-parse/src')
| -rw-r--r-- | crates/rebel-parse/src/grammar/recipe.rs | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/crates/rebel-parse/src/grammar/recipe.rs b/crates/rebel-parse/src/grammar/recipe.rs index 9b1b50b..f0605e4 100644 --- a/crates/rebel-parse/src/grammar/recipe.rs +++ b/crates/rebel-parse/src/grammar/recipe.rs @@ -81,7 +81,7 @@ peg::parser! { rule typ_literal() -> typ::Literal<'a> = p('(') p(')') { typ::Literal::Unit } - / p('(') elements:(typ() ** p(',')) p(',')? p(')') { + / p('(') elements:(typ() ++ p(',')) p(',')? p(')') { typ::Literal::Tuple(elements) } / p('[') typ:typ() p(']') { @@ -187,7 +187,7 @@ peg::parser! { Ok(expr::Literal::Str{ pieces, kind: *kind }) } / p('(') p(')') { expr::Literal::Unit } - / p('(') elements:(expr() ** p(',')) p(',')? p(')') { + / p('(') elements:(expr() ++ p(',')) p(',')? p(')') { expr::Literal::Tuple(elements) } / p('[') elements:delimited(<expr()>, <p(',')>) p(']') { |