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throw error in canonicalization

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This commit is contained in:
Folkert 2021-04-11 22:18:51 +02:00
parent 28ba645121
commit 46ab922dd1
1 changed files with 11 additions and 3 deletions
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14
compiler/can/src/expr.rs
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@ -409,9 +409,17 @@ pub fn canonicalize_expr<'a>(
ast::Expr::Var { module_name, ident } => { ast::Expr::Var { module_name, ident } => {
canonicalize_lookup(env, scope, module_name, ident, region) canonicalize_lookup(env, scope, module_name, ident, region)
} }
ast::Expr::Underscore(_) => { ast::Expr::Underscore(name) => {
// we parse underscored, but they are not valid expression syntax // we parse underscores, but they are not valid expression syntax
todo!("todo") let problem = roc_problem::can::RuntimeError::MalformedIdentifier(
(*name).into(),
roc_parse::ident::BadIdent::Underscore(region.start_line, region.start_col),
region,
);
env.problem(Problem::RuntimeError(problem.clone()));
(RuntimeError(problem), Output::default())
} }
ast::Expr::Defs(loc_defs, loc_ret) => { ast::Expr::Defs(loc_defs, loc_ret) => {
can_defs_with_return( can_defs_with_return(