language-servers/roc
1
0
Fork 0
mirror of https://github.com/roc-lang/roc.git synced 2025-09-29 14:54:47 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 7

single element record pattern

Browse source
This commit is contained in:
Folkert 2021-06-21 22:34:14 +02:00
parent a94f597e1e
commit 2ceb50bd02
1 changed files with 21 additions and 25 deletions
Download patch file Download diff file Expand all files Collapse all files

16
compiler/mono/src/ir.rs
View file

@ -5631,7 +5631,11 @@ fn store_pattern_help<'a>(
| StrLiteral(_) => { | StrLiteral(_) => {
return StorePattern::NotProductive(stmt); return StorePattern::NotProductive(stmt);
} }
NewtypeDestructure { arguments, .. } => { NewtypeDestructure { arguments, .. } => match arguments.as_slice() {
[single] => {
return store_pattern_help(env, procs, layout_cache, &single.0, outer_symbol, stmt);
}
_ => {
let mut fields = Vec::with_capacity_in(arguments.len(), env.arena); let mut fields = Vec::with_capacity_in(arguments.len(), env.arena);
fields.extend(arguments.iter().map(|x| x.1)); fields.extend(arguments.iter().map(|x| x.1));
@ -5650,6 +5654,7 @@ fn store_pattern_help<'a>(
stmt, stmt,
); );
} }
},
AppliedTag { AppliedTag {
arguments, arguments,
layout, layout,
@ -5798,23 +5803,14 @@ fn store_newtype_pattern<'a>(
) -> StorePattern<'a> { ) -> StorePattern<'a> {
use Pattern::*; use Pattern::*;
let write_tag = false;
let mut arg_layouts = Vec::with_capacity_in(arguments.len(), env.arena); let mut arg_layouts = Vec::with_capacity_in(arguments.len(), env.arena);
let mut is_productive = false; let mut is_productive = false;
if write_tag {
// add an element for the tag discriminant
arg_layouts.push(Layout::Builtin(TAG_SIZE));
}
for (_, layout) in arguments { for (_, layout) in arguments {
arg_layouts.push(*layout); arg_layouts.push(*layout);
} }
for (index, (argument, arg_layout)) in arguments.iter().enumerate().rev() { for (index, (argument, arg_layout)) in arguments.iter().enumerate().rev() {
let index = if write_tag { index + 1 } else { index };
let mut arg_layout = *arg_layout; let mut arg_layout = *arg_layout;
if let Layout::RecursivePointer = arg_layout { if let Layout::RecursivePointer = arg_layout {