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Merge #1440

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1440: fixed #1384 r=matklad a=zbelial

This PR fixed #1384 .

Co-authored-by: zjy <zhaojiyang1@xiaomi.com>
This commit is contained in:
bors[bot] 2019-06-28 12:14:19 +00:00
commit 5d829841cd
4 changed files with 90 additions and 7 deletions
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11
crates/ra_parser/src/grammar/expressions.rs
View File

@ -181,6 +181,17 @@ pub(crate) fn expr_block_contents(p: &mut Parser) {
// fn foo(){
// ;;;some_expr();;;;{;;;};;;;Ok(())
// }
// test nocontentexpr_after_item
// fn simple_function() {
// enum LocalEnum {
// One,
// Two,
// };
// fn f() {};
// struct S {};
// }
if p.current() == T![;] {
p.bump();
continue;

16
crates/ra_parser/src/grammar/items.rs
View File

@ -38,7 +38,15 @@ pub(super) fn item_or_macro(p: &mut Parser, stop_on_r_curly: bool, flavor: ItemF
let m = p.start();
attributes::outer_attributes(p);
let m = match maybe_item(p, m, flavor) {
Ok(()) => return,
Ok(()) => {
if p.at(T![;]) {
p.err_and_bump(
"expected item, found `;`\n\
consider removing this semicolon",
);
}
return;
}
Err(m) => m,
};
if paths::is_path_start(p) {
@ -263,12 +271,6 @@ fn items_without_modifiers(p: &mut Parser, m: Marker) -> Result<(), Marker> {
}
_ => return Err(m),
};
if p.at(T![;]) {
p.err_and_bump(
"expected item, found `;`\n\
consider removing this semicolon",
);
}
Ok(())
}

8
crates/ra_syntax/tests/data/parser/inline/ok/0134_nocontentexpr_after_item.rs Normal file
View File

@ -0,0 +1,8 @@
fn simple_function() {
enum LocalEnum {
One,
Two,
};
fn f() {};
struct S {};
}

62
crates/ra_syntax/tests/data/parser/inline/ok/0134_nocontentexpr_after_item.txt Normal file
View File

@ -0,0 +1,62 @@
SOURCE_FILE@[0; 111)
FN_DEF@[0; 110)
FN_KW@[0; 2) "fn"
WHITESPACE@[2; 3) " "
NAME@[3; 18)
IDENT@[3; 18) "simple_function"
PARAM_LIST@[18; 20)
L_PAREN@[18; 19) "("
R_PAREN@[19; 20) ")"
WHITESPACE@[20; 21) " "
BLOCK@[21; 110)
L_CURLY@[21; 22) "{"
WHITESPACE@[22; 27) "\n "
ENUM_DEF@[27; 75)
ENUM_KW@[27; 31) "enum"
WHITESPACE@[31; 32) " "
NAME@[32; 41)
IDENT@[32; 41) "LocalEnum"
WHITESPACE@[41; 42) " "
ENUM_VARIANT_LIST@[42; 75)
L_CURLY@[42; 43) "{"
WHITESPACE@[43; 52) "\n "
ENUM_VARIANT@[52; 55)
NAME@[52; 55)
IDENT@[52; 55) "One"
COMMA@[55; 56) ","
WHITESPACE@[56; 65) "\n "
ENUM_VARIANT@[65; 68)
NAME@[65; 68)
IDENT@[65; 68) "Two"
COMMA@[68; 69) ","
WHITESPACE@[69; 74) "\n "
R_CURLY@[74; 75) "}"
SEMI@[75; 76) ";"
WHITESPACE@[76; 81) "\n "
FN_DEF@[81; 90)
FN_KW@[81; 83) "fn"
WHITESPACE@[83; 84) " "
NAME@[84; 85)
IDENT@[84; 85) "f"
PARAM_LIST@[85; 87)
L_PAREN@[85; 86) "("
R_PAREN@[86; 87) ")"
WHITESPACE@[87; 88) " "
BLOCK@[88; 90)
L_CURLY@[88; 89) "{"
R_CURLY@[89; 90) "}"
SEMI@[90; 91) ";"
WHITESPACE@[91; 96) "\n "
STRUCT_DEF@[96; 107)
STRUCT_KW@[96; 102) "struct"
WHITESPACE@[102; 103) " "
NAME@[103; 104)
IDENT@[103; 104) "S"
WHITESPACE@[104; 105) " "
NAMED_FIELD_DEF_LIST@[105; 107)
L_CURLY@[105; 106) "{"
R_CURLY@[106; 107) "}"
SEMI@[107; 108) ";"
WHITESPACE@[108; 109) "\n"
R_CURLY@[109; 110) "}"
WHITESPACE@[110; 111) "\n"