diff options
Diffstat (limited to 'crates')
-rw-r--r-- | crates/libeditor/src/scope/mod_scope.rs | 2 | ||||
-rw-r--r-- | crates/libsyntax2/src/ast/generated.rs | 6 | ||||
-rw-r--r-- | crates/libsyntax2/src/grammar.ron | 2 | ||||
-rw-r--r-- | crates/libsyntax2/src/grammar/patterns.rs | 6 | ||||
-rw-r--r-- | crates/libsyntax2/tests/data/parser/err/0019_let_recover.rs | 8 | ||||
-rw-r--r-- | crates/libsyntax2/tests/data/parser/err/0019_let_recover.txt | 76 |
6 files changed, 92 insertions, 8 deletions
diff --git a/crates/libeditor/src/scope/mod_scope.rs b/crates/libeditor/src/scope/mod_scope.rs index 0e51108d9..aa8dd93a7 100644 --- a/crates/libeditor/src/scope/mod_scope.rs +++ b/crates/libeditor/src/scope/mod_scope.rs | |||
@@ -13,6 +13,8 @@ impl ModuleScope { | |||
13 | ast::ModuleItem::StructDef(item) => Entry::new(item), | 13 | ast::ModuleItem::StructDef(item) => Entry::new(item), |
14 | ast::ModuleItem::EnumDef(item) => Entry::new(item), | 14 | ast::ModuleItem::EnumDef(item) => Entry::new(item), |
15 | ast::ModuleItem::FnDef(item) => Entry::new(item), | 15 | ast::ModuleItem::FnDef(item) => Entry::new(item), |
16 | ast::ModuleItem::ConstDef(item) => Entry::new(item), | ||
17 | ast::ModuleItem::StaticDef(item) => Entry::new(item), | ||
16 | ast::ModuleItem::TraitDef(item) => Entry::new(item), | 18 | ast::ModuleItem::TraitDef(item) => Entry::new(item), |
17 | ast::ModuleItem::ExternCrateItem(_) | | 19 | ast::ModuleItem::ExternCrateItem(_) | |
18 | ast::ModuleItem::ImplItem(_) | | 20 | ast::ModuleItem::ImplItem(_) | |
diff --git a/crates/libsyntax2/src/ast/generated.rs b/crates/libsyntax2/src/ast/generated.rs index 2b400b847..999023e3d 100644 --- a/crates/libsyntax2/src/ast/generated.rs +++ b/crates/libsyntax2/src/ast/generated.rs | |||
@@ -893,6 +893,8 @@ pub enum ModuleItem<'a> { | |||
893 | ImplItem(ImplItem<'a>), | 893 | ImplItem(ImplItem<'a>), |
894 | UseItem(UseItem<'a>), | 894 | UseItem(UseItem<'a>), |
895 | ExternCrateItem(ExternCrateItem<'a>), | 895 | ExternCrateItem(ExternCrateItem<'a>), |
896 | ConstDef(ConstDef<'a>), | ||
897 | StaticDef(StaticDef<'a>), | ||
896 | } | 898 | } |
897 | 899 | ||
898 | impl<'a> AstNode<'a> for ModuleItem<'a> { | 900 | impl<'a> AstNode<'a> for ModuleItem<'a> { |
@@ -905,6 +907,8 @@ impl<'a> AstNode<'a> for ModuleItem<'a> { | |||
905 | IMPL_ITEM => Some(ModuleItem::ImplItem(ImplItem { syntax })), | 907 | IMPL_ITEM => Some(ModuleItem::ImplItem(ImplItem { syntax })), |
906 | USE_ITEM => Some(ModuleItem::UseItem(UseItem { syntax })), | 908 | USE_ITEM => Some(ModuleItem::UseItem(UseItem { syntax })), |
907 | EXTERN_CRATE_ITEM => Some(ModuleItem::ExternCrateItem(ExternCrateItem { syntax })), | 909 | EXTERN_CRATE_ITEM => Some(ModuleItem::ExternCrateItem(ExternCrateItem { syntax })), |
910 | CONST_DEF => Some(ModuleItem::ConstDef(ConstDef { syntax })), | ||
911 | STATIC_DEF => Some(ModuleItem::StaticDef(StaticDef { syntax })), | ||
908 | _ => None, | 912 | _ => None, |
909 | } | 913 | } |
910 | } | 914 | } |
@@ -917,6 +921,8 @@ impl<'a> AstNode<'a> for ModuleItem<'a> { | |||
917 | ModuleItem::ImplItem(inner) => inner.syntax(), | 921 | ModuleItem::ImplItem(inner) => inner.syntax(), |
918 | ModuleItem::UseItem(inner) => inner.syntax(), | 922 | ModuleItem::UseItem(inner) => inner.syntax(), |
919 | ModuleItem::ExternCrateItem(inner) => inner.syntax(), | 923 | ModuleItem::ExternCrateItem(inner) => inner.syntax(), |
924 | ModuleItem::ConstDef(inner) => inner.syntax(), | ||
925 | ModuleItem::StaticDef(inner) => inner.syntax(), | ||
920 | } | 926 | } |
921 | } | 927 | } |
922 | } | 928 | } |
diff --git a/crates/libsyntax2/src/grammar.ron b/crates/libsyntax2/src/grammar.ron index 8055a4687..f8fa7b694 100644 --- a/crates/libsyntax2/src/grammar.ron +++ b/crates/libsyntax2/src/grammar.ron | |||
@@ -334,7 +334,7 @@ Grammar( | |||
334 | ), | 334 | ), |
335 | "ModuleItem": ( | 335 | "ModuleItem": ( |
336 | enum: ["StructDef", "EnumDef", "FnDef", "TraitDef", "ImplItem", | 336 | enum: ["StructDef", "EnumDef", "FnDef", "TraitDef", "ImplItem", |
337 | "UseItem", "ExternCrateItem" ] | 337 | "UseItem", "ExternCrateItem", "ConstDef", "StaticDef" ] |
338 | ), | 338 | ), |
339 | 339 | ||
340 | "TupleExpr": (), | 340 | "TupleExpr": (), |
diff --git a/crates/libsyntax2/src/grammar/patterns.rs b/crates/libsyntax2/src/grammar/patterns.rs index 114964651..065570b99 100644 --- a/crates/libsyntax2/src/grammar/patterns.rs +++ b/crates/libsyntax2/src/grammar/patterns.rs | |||
@@ -22,6 +22,10 @@ pub(super) fn pattern(p: &mut Parser) { | |||
22 | } | 22 | } |
23 | } | 23 | } |
24 | 24 | ||
25 | const PAT_RECOVERY_SET: TokenSet = | ||
26 | token_set![LET_KW, IF_KW, WHILE_KW, LOOP_KW, MATCH_KW]; | ||
27 | |||
28 | |||
25 | fn atom_pat(p: &mut Parser) -> Option<CompletedMarker> { | 29 | fn atom_pat(p: &mut Parser) -> Option<CompletedMarker> { |
26 | let la0 = p.nth(0); | 30 | let la0 = p.nth(0); |
27 | let la1 = p.nth(1); | 31 | let la1 = p.nth(1); |
@@ -52,7 +56,7 @@ fn atom_pat(p: &mut Parser) -> Option<CompletedMarker> { | |||
52 | L_PAREN => tuple_pat(p), | 56 | L_PAREN => tuple_pat(p), |
53 | L_BRACK => slice_pat(p), | 57 | L_BRACK => slice_pat(p), |
54 | _ => { | 58 | _ => { |
55 | p.err_and_bump("expected pattern"); | 59 | p.err_recover("expected pattern", PAT_RECOVERY_SET); |
56 | return None; | 60 | return None; |
57 | } | 61 | } |
58 | }; | 62 | }; |
diff --git a/crates/libsyntax2/tests/data/parser/err/0019_let_recover.rs b/crates/libsyntax2/tests/data/parser/err/0019_let_recover.rs index 52bddd494..48bf3d68b 100644 --- a/crates/libsyntax2/tests/data/parser/err/0019_let_recover.rs +++ b/crates/libsyntax2/tests/data/parser/err/0019_let_recover.rs | |||
@@ -1,4 +1,12 @@ | |||
1 | fn foo() { | 1 | fn foo() { |
2 | let foo = | 2 | let foo = |
3 | let bar = 1; | 3 | let bar = 1; |
4 | let | ||
5 | let baz = 92; | ||
6 | let | ||
7 | if true {} | ||
8 | let | ||
9 | while true {} | ||
10 | let | ||
11 | loop {} | ||
4 | } | 12 | } |
diff --git a/crates/libsyntax2/tests/data/parser/err/0019_let_recover.txt b/crates/libsyntax2/tests/data/parser/err/0019_let_recover.txt index 9ffa9d781..6e74771f1 100644 --- a/crates/libsyntax2/tests/data/parser/err/0019_let_recover.txt +++ b/crates/libsyntax2/tests/data/parser/err/0019_let_recover.txt | |||
@@ -1,5 +1,5 @@ | |||
1 | ROOT@[0; 44) | 1 | ROOT@[0; 139) |
2 | FN_DEF@[0; 43) | 2 | FN_DEF@[0; 138) |
3 | FN_KW@[0; 2) | 3 | FN_KW@[0; 2) |
4 | WHITESPACE@[2; 3) | 4 | WHITESPACE@[2; 3) |
5 | NAME@[3; 6) | 5 | NAME@[3; 6) |
@@ -8,7 +8,7 @@ ROOT@[0; 44) | |||
8 | L_PAREN@[6; 7) | 8 | L_PAREN@[6; 7) |
9 | R_PAREN@[7; 8) | 9 | R_PAREN@[7; 8) |
10 | WHITESPACE@[8; 9) | 10 | WHITESPACE@[8; 9) |
11 | BLOCK@[9; 43) | 11 | BLOCK@[9; 138) |
12 | L_CURLY@[9; 10) | 12 | L_CURLY@[9; 10) |
13 | WHITESPACE@[10; 15) | 13 | WHITESPACE@[10; 15) |
14 | LET_STMT@[15; 24) | 14 | LET_STMT@[15; 24) |
@@ -34,6 +34,70 @@ ROOT@[0; 44) | |||
34 | LITERAL@[39; 40) | 34 | LITERAL@[39; 40) |
35 | INT_NUMBER@[39; 40) "1" | 35 | INT_NUMBER@[39; 40) "1" |
36 | SEMI@[40; 41) | 36 | SEMI@[40; 41) |
37 | WHITESPACE@[41; 42) | 37 | WHITESPACE@[41; 46) |
38 | R_CURLY@[42; 43) | 38 | LET_STMT@[46; 49) |
39 | WHITESPACE@[43; 44) | 39 | LET_KW@[46; 49) |
40 | err: `expected pattern` | ||
41 | err: `expected SEMI` | ||
42 | WHITESPACE@[49; 54) | ||
43 | LET_STMT@[54; 67) | ||
44 | LET_KW@[54; 57) | ||
45 | WHITESPACE@[57; 58) | ||
46 | BIND_PAT@[58; 61) | ||
47 | NAME@[58; 61) | ||
48 | IDENT@[58; 61) "baz" | ||
49 | WHITESPACE@[61; 62) | ||
50 | EQ@[62; 63) | ||
51 | WHITESPACE@[63; 64) | ||
52 | LITERAL@[64; 66) | ||
53 | INT_NUMBER@[64; 66) "92" | ||
54 | SEMI@[66; 67) | ||
55 | WHITESPACE@[67; 72) | ||
56 | LET_STMT@[72; 75) | ||
57 | LET_KW@[72; 75) | ||
58 | err: `expected pattern` | ||
59 | err: `expected SEMI` | ||
60 | WHITESPACE@[75; 80) | ||
61 | EXPR_STMT@[80; 90) | ||
62 | IF_EXPR@[80; 90) | ||
63 | IF_KW@[80; 82) | ||
64 | WHITESPACE@[82; 83) | ||
65 | CONDITION@[83; 87) | ||
66 | LITERAL@[83; 87) | ||
67 | TRUE_KW@[83; 87) | ||
68 | WHITESPACE@[87; 88) | ||
69 | BLOCK@[88; 90) | ||
70 | L_CURLY@[88; 89) | ||
71 | R_CURLY@[89; 90) | ||
72 | WHITESPACE@[90; 95) | ||
73 | LET_STMT@[95; 98) | ||
74 | LET_KW@[95; 98) | ||
75 | err: `expected pattern` | ||
76 | err: `expected SEMI` | ||
77 | WHITESPACE@[98; 103) | ||
78 | EXPR_STMT@[103; 116) | ||
79 | WHILE_EXPR@[103; 116) | ||
80 | WHILE_KW@[103; 108) | ||
81 | WHITESPACE@[108; 109) | ||
82 | CONDITION@[109; 113) | ||
83 | LITERAL@[109; 113) | ||
84 | TRUE_KW@[109; 113) | ||
85 | WHITESPACE@[113; 114) | ||
86 | BLOCK@[114; 116) | ||
87 | L_CURLY@[114; 115) | ||
88 | R_CURLY@[115; 116) | ||
89 | WHITESPACE@[116; 121) | ||
90 | LET_STMT@[121; 124) | ||
91 | LET_KW@[121; 124) | ||
92 | err: `expected pattern` | ||
93 | err: `expected SEMI` | ||
94 | WHITESPACE@[124; 129) | ||
95 | LOOP_EXPR@[129; 136) | ||
96 | LOOP_KW@[129; 133) | ||
97 | WHITESPACE@[133; 134) | ||
98 | BLOCK@[134; 136) | ||
99 | L_CURLY@[134; 135) | ||
100 | R_CURLY@[135; 136) | ||
101 | WHITESPACE@[136; 137) | ||
102 | R_CURLY@[137; 138) | ||
103 | WHITESPACE@[138; 139) | ||