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Remove crate visibility modifier

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This commit is contained in:
Ryo Yoshida 2023-07-15 23:55:57 +09:00
parent 789dfd2a25
commit 004971f3f0
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GPG key ID: E25698A930586171
6 changed files with 40 additions and 157 deletions
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96
crates/parser/src/grammar.rs
View file

@ -211,70 +211,54 @@ impl BlockLike {
const VISIBILITY_FIRST: TokenSet = TokenSet::new(&[T![pub], T![crate]]);
fn opt_visibility(p: &mut Parser<'_>, in_tuple_field: bool) -> bool {
match p.current() {
T![pub] => {
let m = p.start();
p.bump(T![pub]);
if p.at(T!['(']) {
match p.nth(1) {
// test crate_visibility
// pub(crate) struct S;
// pub(self) struct S;
// pub(super) struct S;
if !p.at(T![pub]) {
return false;
}
// test_err crate_visibility_empty_recover
// pub() struct S;
let m = p.start();
p.bump(T![pub]);
if p.at(T!['(']) {
match p.nth(1) {
// test crate_visibility
// pub(crate) struct S;
// pub(self) struct S;
// pub(super) struct S;
// test pub_parens_typepath
// struct B(pub (super::A));
// struct B(pub (crate::A,));
T![crate] | T![self] | T![super] | T![ident] | T![')'] if p.nth(2) != T![:] => {
// If we are in a tuple struct, then the parens following `pub`
// might be an tuple field, not part of the visibility. So in that
// case we don't want to consume an identifier.
// test_err crate_visibility_empty_recover
// pub() struct S;
// test pub_tuple_field
// struct MyStruct(pub (u32, u32));
// struct MyStruct(pub (u32));
// struct MyStruct(pub ());
if !(in_tuple_field && matches!(p.nth(1), T![ident] | T![')'])) {
p.bump(T!['(']);
paths::use_path(p);
p.expect(T![')']);
}
}
// test crate_visibility_in
// pub(in super::A) struct S;
// pub(in crate) struct S;
T![in] => {
p.bump(T!['(']);
p.bump(T![in]);
paths::use_path(p);
p.expect(T![')']);
}
_ => {}
// test pub_parens_typepath
// struct B(pub (super::A));
// struct B(pub (crate::A,));
T![crate] | T![self] | T![super] | T![ident] | T![')'] if p.nth(2) != T![:] => {
// If we are in a tuple struct, then the parens following `pub`
// might be an tuple field, not part of the visibility. So in that
// case we don't want to consume an identifier.
// test pub_tuple_field
// struct MyStruct(pub (u32, u32));
// struct MyStruct(pub (u32));
// struct MyStruct(pub ());
if !(in_tuple_field && matches!(p.nth(1), T![ident] | T![')'])) {
p.bump(T!['(']);
paths::use_path(p);
p.expect(T![')']);
}
}
m.complete(p, VISIBILITY);
true
}
// test crate_keyword_vis
// crate fn main() { }
// struct S { crate field: u32 }
// struct T(crate u32);
T![crate] => {
if p.nth_at(1, T![::]) {
// test crate_keyword_path
// fn foo() { crate::foo(); }
return false;
// test crate_visibility_in
// pub(in super::A) struct S;
// pub(in crate) struct S;
T![in] => {
p.bump(T!['(']);
p.bump(T![in]);
paths::use_path(p);
p.expect(T![')']);
}
let m = p.start();
p.bump(T![crate]);
m.complete(p, VISIBILITY);
true
_ => {}
}
_ => false,
}
m.complete(p, VISIBILITY);
true
}
fn opt_rename(p: &mut Parser<'_>) {

1
crates/parser/src/tests/prefix_entries.rs
View file

@ -6,7 +6,6 @@ fn vis() {
check(PrefixEntryPoint::Vis, "fn foo() {}", "");
check(PrefixEntryPoint::Vis, "pub(fn foo() {}", "pub");
check(PrefixEntryPoint::Vis, "pub(crate fn foo() {}", "pub(crate");
check(PrefixEntryPoint::Vis, "crate fn foo() {}", "crate");
}
#[test]

63
crates/parser/test_data/parser/inline/ok/0040_crate_keyword_vis.rast
View file

@ -1,63 +0,0 @@
SOURCE_FILE
FN
VISIBILITY
CRATE_KW "crate"
WHITESPACE " "
FN_KW "fn"
WHITESPACE " "
NAME
IDENT "main"
PARAM_LIST
L_PAREN "("
R_PAREN ")"
WHITESPACE " "
BLOCK_EXPR
STMT_LIST
L_CURLY "{"
WHITESPACE " "
R_CURLY "}"
WHITESPACE "\n"
STRUCT
STRUCT_KW "struct"
WHITESPACE " "
NAME
IDENT "S"
WHITESPACE " "
RECORD_FIELD_LIST
L_CURLY "{"
WHITESPACE " "
RECORD_FIELD
VISIBILITY
CRATE_KW "crate"
WHITESPACE " "
NAME
IDENT "field"
COLON ":"
WHITESPACE " "
PATH_TYPE
PATH
PATH_SEGMENT
NAME_REF
IDENT "u32"
WHITESPACE " "
R_CURLY "}"
WHITESPACE "\n"
STRUCT
STRUCT_KW "struct"
WHITESPACE " "
NAME
IDENT "T"
TUPLE_FIELD_LIST
L_PAREN "("
TUPLE_FIELD
VISIBILITY
CRATE_KW "crate"
WHITESPACE " "
PATH_TYPE
PATH
PATH_SEGMENT
NAME_REF
IDENT "u32"
R_PAREN ")"
SEMICOLON ";"
WHITESPACE "\n"

3
crates/parser/test_data/parser/inline/ok/0040_crate_keyword_vis.rs
View file

@ -1,3 +0,0 @@
crate fn main() { }
struct S { crate field: u32 }
struct T(crate u32);

33
crates/parser/test_data/parser/inline/ok/0125_crate_keyword_path.rast
View file

@ -1,33 +0,0 @@
SOURCE_FILE
FN
FN_KW "fn"
WHITESPACE " "
NAME
IDENT "foo"
PARAM_LIST
L_PAREN "("
R_PAREN ")"
WHITESPACE " "
BLOCK_EXPR
STMT_LIST
L_CURLY "{"
WHITESPACE " "
EXPR_STMT
CALL_EXPR
PATH_EXPR
PATH
PATH
PATH_SEGMENT
NAME_REF
CRATE_KW "crate"
COLON2 "::"
PATH_SEGMENT
NAME_REF
IDENT "foo"
ARG_LIST
L_PAREN "("
R_PAREN ")"
SEMICOLON ";"
WHITESPACE " "
R_CURLY "}"
WHITESPACE "\n"

1
crates/parser/test_data/parser/inline/ok/0125_crate_keyword_path.rs
View file

@ -1 +0,0 @@
fn foo() { crate::foo(); }