diff options
Diffstat (limited to 'crates/ra_syntax/src/grammar')
| -rw-r--r-- | crates/ra_syntax/src/grammar/expressions.rs | 84 |
1 files changed, 41 insertions, 43 deletions
diff --git a/crates/ra_syntax/src/grammar/expressions.rs b/crates/ra_syntax/src/grammar/expressions.rs index 8dd9587d0..d27eb8b7e 100644 --- a/crates/ra_syntax/src/grammar/expressions.rs +++ b/crates/ra_syntax/src/grammar/expressions.rs | |||
| @@ -45,10 +45,6 @@ pub(crate) fn block(p: &mut Parser) { | |||
| 45 | 45 | ||
| 46 | while !p.at(EOF) && !p.at(R_CURLY) { | 46 | while !p.at(EOF) && !p.at(R_CURLY) { |
| 47 | match p.current() { | 47 | match p.current() { |
| 48 | LET_KW => { | ||
| 49 | let m = p.start(); | ||
| 50 | let_stmt(p, m) | ||
| 51 | } | ||
| 52 | // test nocontentexpr | 48 | // test nocontentexpr |
| 53 | // fn foo(){ | 49 | // fn foo(){ |
| 54 | // ;;;some_expr();;;;{;;;};;;;Ok(()) | 50 | // ;;;some_expr();;;;{;;;};;;;Ok(()) |
| @@ -60,49 +56,51 @@ pub(crate) fn block(p: &mut Parser) { | |||
| 60 | let m = p.start(); | 56 | let m = p.start(); |
| 61 | let has_attrs = p.at(POUND); | 57 | let has_attrs = p.at(POUND); |
| 62 | attributes::outer_attributes(p); | 58 | attributes::outer_attributes(p); |
| 63 | match items::maybe_item(p, items::ItemFlavor::Mod) { | 59 | if p.at(LET_KW) { |
| 64 | items::MaybeItem::Item(kind) => { | 60 | let_stmt(p, m); |
| 65 | m.complete(p, kind); | 61 | } else { |
| 66 | } | 62 | match items::maybe_item(p, items::ItemFlavor::Mod) { |
| 67 | items::MaybeItem::Modifiers => { | 63 | items::MaybeItem::Item(kind) => { |
| 68 | m.abandon(p); | 64 | m.complete(p, kind); |
| 69 | p.error("expected an item"); | 65 | } |
| 70 | } | 66 | items::MaybeItem::Modifiers => { |
| 71 | // test pub_expr | 67 | m.abandon(p); |
| 72 | // fn foo() { pub 92; } //FIXME | 68 | p.error("expected an item"); |
| 73 | items::MaybeItem::None => { | 69 | } |
| 74 | if has_attrs { | 70 | // test pub_expr |
| 75 | if p.at(LET_KW) { | 71 | // fn foo() { pub 92; } //FIXME |
| 76 | let_stmt(p, m); | 72 | items::MaybeItem::None => { |
| 77 | } else { | 73 | if has_attrs { |
| 78 | m.abandon(p); | ||
| 79 | p.error("expected a let statement"); | ||
| 80 | } | ||
| 81 | } else { | ||
| 82 | let is_blocklike = expressions::expr_stmt(p) == BlockLike::Block; | ||
| 83 | if p.at(R_CURLY) { | ||
| 84 | m.abandon(p); | 74 | m.abandon(p); |
| 75 | p.error( | ||
| 76 | "expected a let statement or an item after attributes in block", | ||
| 77 | ); | ||
| 85 | } else { | 78 | } else { |
| 86 | // test no_semi_after_block | 79 | let is_blocklike = expressions::expr_stmt(p) == BlockLike::Block; |
| 87 | // fn foo() { | 80 | if p.at(R_CURLY) { |
| 88 | // if true {} | 81 | m.abandon(p); |
| 89 | // loop {} | ||
| 90 | // match () {} | ||
| 91 | // while true {} | ||
| 92 | // for _ in () {} | ||
| 93 | // {} | ||
| 94 | // {} | ||
| 95 | // macro_rules! test { | ||
| 96 | // () => {} | ||
| 97 | // } | ||
| 98 | // test!{} | ||
| 99 | // } | ||
| 100 | if is_blocklike { | ||
| 101 | p.eat(SEMI); | ||
| 102 | } else { | 82 | } else { |
| 103 | p.expect(SEMI); | 83 | // test no_semi_after_block |
| 84 | // fn foo() { | ||
| 85 | // if true {} | ||
| 86 | // loop {} | ||
| 87 | // match () {} | ||
| 88 | // while true {} | ||
| 89 | // for _ in () {} | ||
| 90 | // {} | ||
| 91 | // {} | ||
| 92 | // macro_rules! test { | ||
| 93 | // () => {} | ||
| 94 | // } | ||
| 95 | // test!{} | ||
| 96 | // } | ||
| 97 | if is_blocklike { | ||
| 98 | p.eat(SEMI); | ||
| 99 | } else { | ||
| 100 | p.expect(SEMI); | ||
| 101 | } | ||
| 102 | m.complete(p, EXPR_STMT); | ||
| 104 | } | 103 | } |
| 105 | m.complete(p, EXPR_STMT); | ||
| 106 | } | 104 | } |
| 107 | } | 105 | } |
| 108 | } | 106 | } |