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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);

16
crates/syntax/test_data/parser/inline/ok/0168_extern_crate_rename.rast Normal file
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@ -0,0 +1,16 @@
SOURCE_FILE@0..25
EXTERN_CRATE@0..24
EXTERN_KW@0..6 "extern"
WHITESPACE@6..7 " "
CRATE_KW@7..12 "crate"
WHITESPACE@12..13 " "
NAME_REF@13..16
IDENT@13..16 "foo"
WHITESPACE@16..17 " "
RENAME@17..23
AS_KW@17..19 "as"
WHITESPACE@19..20 " "
NAME@20..23
IDENT@20..23 "bar"
SEMICOLON@23..24 ";"
WHITESPACE@24..25 "\n"

1
crates/syntax/test_data/parser/inline/ok/0168_extern_crate_rename.rs Normal file
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@ -0,0 +1 @@
extern crate foo as bar;

10
crates/syntax/test_data/parser/inline/ok/0168_extern_crate_self.rast Normal file
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@ -0,0 +1,10 @@
SOURCE_FILE@0..19
EXTERN_CRATE@0..18
EXTERN_KW@0..6 "extern"
WHITESPACE@6..7 " "
CRATE_KW@7..12 "crate"
WHITESPACE@12..13 " "
NAME_REF@13..17
SELF_KW@13..17 "self"
SEMICOLON@17..18 ";"
WHITESPACE@18..19 "\n"

1
crates/syntax/test_data/parser/inline/ok/0168_extern_crate_self.rs Normal file
View file

@ -0,0 +1 @@
extern crate self;