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Simplify

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This commit is contained in:
Aleksey Kladov 2020-08-12 10:14:08 +02:00
parent e0de247520
commit 8aba6bfef5
1 changed files with 8 additions and 8 deletions
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16
crates/ra_parser/src/parser.rs
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@ -269,8 +269,8 @@ impl Marker {
pub(crate) fn complete(mut self, p: &mut Parser, kind: SyntaxKind) -> CompletedMarker {
self.bomb.defuse();
let idx = self.pos as usize;
match p.events[idx] {
Event::Start { kind: ref mut slot, .. } => {
match &mut p.events[idx] {
Event::Start { kind: slot, .. } => {
*slot = kind;
}
_ => unreachable!(),
@ -320,8 +320,8 @@ impl CompletedMarker {
pub(crate) fn precede(self, p: &mut Parser) -> Marker {
let new_pos = p.start();
let idx = self.start_pos as usize;
match p.events[idx] {
Event::Start { ref mut forward_parent, .. } => {
match &mut p.events[idx] {
Event::Start { forward_parent, .. } => {
*forward_parent = Some(new_pos.pos - self.start_pos);
}
_ => unreachable!(),
@ -333,12 +333,12 @@ impl CompletedMarker {
pub(crate) fn undo_completion(self, p: &mut Parser) -> Marker {
let start_idx = self.start_pos as usize;
let finish_idx = self.finish_pos as usize;
match p.events[start_idx] {
Event::Start { ref mut kind, forward_parent: None } => *kind = TOMBSTONE,
match &mut p.events[start_idx] {
Event::Start { kind, forward_parent: None } => *kind = TOMBSTONE,
_ => unreachable!(),
}
match p.events[finish_idx] {
ref mut slot @ Event::Finish => *slot = Event::tombstone(),
match &mut p.events[finish_idx] {
slot @ Event::Finish => *slot = Event::tombstone(),
_ => unreachable!(),
}
Marker::new(self.start_pos)