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internal: more local parsing tests

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This commit is contained in:
Aleksey Kladov
2021-09-17 21:49:01 +03:00
parent f632b5e481
commit 715cd8d938
5 changed files with 34 additions and 2 deletions
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8
crates/parser/src/grammar/items.rs
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@@ -240,8 +240,6 @@ pub(super) fn opt_item(p: &mut Parser, m: Marker) -> Result<(), Marker> {
fn opt_item_without_modifiers(p: &mut Parser, m: Marker) -> Result<(), Marker> {
let la = p.nth(1);
match p.current() {
// test extern_crate
// extern crate foo;
T![extern] if la == T![crate] => extern_crate(p, m),
T![use] => use_item::use_(p, m),
T![mod] => mod_item(p, m),
@@ -288,11 +286,15 @@ fn opt_item_without_modifiers(p: &mut Parser, m: Marker) -> Result<(), Marker> {
Ok(())
}
// test extern_crate
// extern crate foo;
fn extern_crate(p: &mut Parser, m: Marker) {
p.bump(T![extern]);
p.bump(T![crate]);
if p.at(T![self]) {
// test extern_crate_self
// extern crate self;
let m = p.start();
p.bump(T![self]);
m.complete(p, NAME_REF);
@@ -300,6 +302,8 @@ fn extern_crate(p: &mut Parser, m: Marker) {
name_ref(p);
}
// test extern_crate_rename
// extern crate foo as bar;
opt_rename(p);
p.expect(T![;]);
m.complete(p, EXTERN_CRATE);