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Extract nested trees

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This commit is contained in:
Aleksey Kladov 2018-01-22 11:29:32 +03:00
parent 645a1b5d73
commit 13c6a34354
1 changed files with 7 additions and 8 deletions
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15
src/parser/event_parser/grammar/items.rs
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@ -192,9 +192,7 @@ fn use_item(p: &mut Parser) {
if p.at(COLONCOLON) {
p.bump();
}
p.curly_block(|p| {
comma_list(p, EOF, use_tree);
});
nested_trees(p);
}
_ if paths::is_path_start(p) => {
paths::use_path(p);
@ -208,11 +206,7 @@ fn use_item(p: &mut Parser) {
STAR => {
p.bump();
}
L_CURLY => {
p.curly_block(|p| {
comma_list(p, EOF, use_tree);
});
}
L_CURLY => nested_trees(p),
_ => {
// is this unreachable?
p.error()
@ -232,6 +226,11 @@ fn use_item(p: &mut Parser) {
m.complete(p, USE_TREE);
return true;
}
fn nested_trees(p: &mut Parser) {
assert!(p.at(L_CURLY));
p.curly_block(|p| comma_list(p, EOF, use_tree));
}
}