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Working example

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This commit is contained in:
Lawrence Bethlenfalvy
2023-03-10 13:58:16 +00:00
parent 35a081162f
commit 180ebb56fa
62 changed files with 1487 additions and 372 deletions
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4
src/parse/expression.rs
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@@ -93,14 +93,14 @@ pub fn xpr_parser() -> impl Parser<Lexeme, Expr, Error = Simple<Lexeme>> {
let clause =
enum_parser!(Lexeme::Comment).repeated()
.ignore_then(choice((
enum_parser!(Lexeme >> Literal; Int, Num, Char, Str).map(Primitive::Literal).map(Clause::P),
enum_parser!(Lexeme >> Literal; Uint, Num, Char, Str).map(Primitive::Literal).map(Clause::P),
placeholder_parser().map(|key| Clause::Placeh{key, vec: None}),
just(Lexeme::name("...")).to(true)
.or(just(Lexeme::name("..")).to(false))
.then(placeholder_parser())
.then(
just(Lexeme::Type)
.ignore_then(enum_parser!(Lexeme::Int))
.ignore_then(enum_parser!(Lexeme::Uint))
.or_not().map(Option::unwrap_or_default)
)
.map(|((nonzero, key), prio)| Clause::Placeh{key, vec: Some((