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Support underscore assignments in roc_ast

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Ayaz Hafiz 2022-07-22 16:38:42 -04:00
parent cb42d9b076
commit e20b5f6ee1
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1 changed files with 1 additions and 14 deletions
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15
crates/ast/src/lang/core/pattern.rs
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@ -171,10 +171,7 @@ pub fn to_pattern2<'a>(
malformed_pattern(env, problem, region) malformed_pattern(env, problem, region)
} }
Underscore(_) => match pattern_type { Underscore(_) => Pattern2::Underscore,
WhenBranch | FunctionArg => Pattern2::Underscore,
TopLevelDef | DefExpr => underscore_in_def(env, region),
},
FloatLiteral(ref string) => match pattern_type { FloatLiteral(ref string) => match pattern_type {
WhenBranch => match finish_parsing_float(string) { WhenBranch => match finish_parsing_float(string) {
@ -591,16 +588,6 @@ fn unsupported_pattern<'a>(
Pattern2::UnsupportedPattern(region) Pattern2::UnsupportedPattern(region)
} }
fn underscore_in_def<'a>(env: &mut Env<'a>, region: Region) -> Pattern2 {
use roc_problem::can::BadPattern;
env.problem(Problem::UnsupportedPattern(
BadPattern::UnderscoreInDef,
region,
));
Pattern2::UnsupportedPattern(region)
}
pub(crate) fn flatten_str_literal(pool: &mut Pool, literal: &StrLiteral<'_>) -> Pattern2 { pub(crate) fn flatten_str_literal(pool: &mut Pool, literal: &StrLiteral<'_>) -> Pattern2 {
use roc_parse::ast::StrLiteral::*; use roc_parse::ast::StrLiteral::*;