diff options
-rw-r--r-- | grammar.ron | 5 | ||||
-rw-r--r-- | src/parser/event_parser/grammar/items/mod.rs | 44 | ||||
-rw-r--r-- | src/parser/event_parser/grammar/items/structs.rs | 2 | ||||
-rw-r--r-- | src/syntax_kinds.rs | 6 | ||||
-rw-r--r-- | tests/data/parser/ok/0018_struct_type_params.rs | 17 | ||||
-rw-r--r-- | tests/data/parser/ok/0018_struct_type_params.txt | 223 |
6 files changed, 294 insertions, 3 deletions
diff --git a/grammar.ron b/grammar.ron index 70e269e20..7c76d595d 100644 --- a/grammar.ron +++ b/grammar.ron | |||
@@ -88,5 +88,8 @@ Grammar( | |||
88 | "LITERAL", | 88 | "LITERAL", |
89 | "ALIAS", | 89 | "ALIAS", |
90 | "VISIBILITY", | 90 | "VISIBILITY", |
91 | "TYPE_PARAM_LIST", | ||
92 | "LIFETIME_PARAM", | ||
93 | "TYPE_PARAM", | ||
91 | ] | 94 | ] |
92 | ) \ No newline at end of file | 95 | ) |
diff --git a/src/parser/event_parser/grammar/items/mod.rs b/src/parser/event_parser/grammar/items/mod.rs index 867776415..f10fb230b 100644 --- a/src/parser/event_parser/grammar/items/mod.rs +++ b/src/parser/event_parser/grammar/items/mod.rs | |||
@@ -59,7 +59,49 @@ fn item(p: &mut Parser) { | |||
59 | item.complete(p, item_kind); | 59 | item.complete(p, item_kind); |
60 | } | 60 | } |
61 | 61 | ||
62 | fn generic_parameters(_: &mut Parser) {} | 62 | fn type_param_list(p: &mut Parser) { |
63 | if !p.at(L_ANGLE) { | ||
64 | return; | ||
65 | } | ||
66 | let m = p.start(); | ||
67 | p.bump(); | ||
68 | |||
69 | while !p.at(EOF) && !p.at(R_ANGLE) { | ||
70 | match p.current() { | ||
71 | LIFETIME => lifetime_param(p), | ||
72 | IDENT => type_param(p), | ||
73 | _ => p.err_and_bump("expected type parameter"), | ||
74 | } | ||
75 | if !p.at(R_ANGLE) && !p.expect(COMMA) { | ||
76 | break; | ||
77 | } | ||
78 | } | ||
79 | p.expect(R_ANGLE); | ||
80 | m.complete(p, TYPE_PARAM_LIST); | ||
81 | |||
82 | fn lifetime_param(p: &mut Parser) { | ||
83 | assert!(p.at(LIFETIME)); | ||
84 | let m = p.start(); | ||
85 | p.bump(); | ||
86 | if p.eat(COLON) { | ||
87 | while p.at(LIFETIME) { | ||
88 | p.bump(); | ||
89 | if !p.eat(PLUS) { | ||
90 | break; | ||
91 | } | ||
92 | } | ||
93 | } | ||
94 | m.complete(p, LIFETIME_PARAM); | ||
95 | } | ||
96 | |||
97 | fn type_param(p: &mut Parser) { | ||
98 | assert!(p.at(IDENT)); | ||
99 | let m = p.start(); | ||
100 | p.bump(); | ||
101 | m.complete(p, TYPE_PARAM); | ||
102 | //TODO: bounds | ||
103 | } | ||
104 | } | ||
63 | 105 | ||
64 | fn where_clause(_: &mut Parser) {} | 106 | fn where_clause(_: &mut Parser) {} |
65 | 107 | ||
diff --git a/src/parser/event_parser/grammar/items/structs.rs b/src/parser/event_parser/grammar/items/structs.rs index b31cf18df..0934f3d28 100644 --- a/src/parser/event_parser/grammar/items/structs.rs +++ b/src/parser/event_parser/grammar/items/structs.rs | |||
@@ -7,7 +7,7 @@ pub(super) fn struct_item(p: &mut Parser) { | |||
7 | if !p.expect(IDENT) { | 7 | if !p.expect(IDENT) { |
8 | return; | 8 | return; |
9 | } | 9 | } |
10 | generic_parameters(p); | 10 | type_param_list(p); |
11 | match p.current() { | 11 | match p.current() { |
12 | WHERE_KW => { | 12 | WHERE_KW => { |
13 | where_clause(p); | 13 | where_clause(p); |
diff --git a/src/syntax_kinds.rs b/src/syntax_kinds.rs index 23a0881b7..b6c281cd5 100644 --- a/src/syntax_kinds.rs +++ b/src/syntax_kinds.rs | |||
@@ -90,6 +90,9 @@ pub enum SyntaxKind { | |||
90 | LITERAL, | 90 | LITERAL, |
91 | ALIAS, | 91 | ALIAS, |
92 | VISIBILITY, | 92 | VISIBILITY, |
93 | TYPE_PARAM_LIST, | ||
94 | LIFETIME_PARAM, | ||
95 | TYPE_PARAM, | ||
93 | 96 | ||
94 | // Technical SyntaxKinds: they appear temporally during parsing, | 97 | // Technical SyntaxKinds: they appear temporally during parsing, |
95 | // but never end up in the final tree | 98 | // but never end up in the final tree |
@@ -187,6 +190,9 @@ impl SyntaxKind { | |||
187 | LITERAL => &SyntaxInfo { name: "LITERAL" }, | 190 | LITERAL => &SyntaxInfo { name: "LITERAL" }, |
188 | ALIAS => &SyntaxInfo { name: "ALIAS" }, | 191 | ALIAS => &SyntaxInfo { name: "ALIAS" }, |
189 | VISIBILITY => &SyntaxInfo { name: "VISIBILITY" }, | 192 | VISIBILITY => &SyntaxInfo { name: "VISIBILITY" }, |
193 | TYPE_PARAM_LIST => &SyntaxInfo { name: "TYPE_PARAM_LIST" }, | ||
194 | LIFETIME_PARAM => &SyntaxInfo { name: "LIFETIME_PARAM" }, | ||
195 | TYPE_PARAM => &SyntaxInfo { name: "TYPE_PARAM" }, | ||
190 | 196 | ||
191 | TOMBSTONE => &SyntaxInfo { name: "TOMBSTONE" }, | 197 | TOMBSTONE => &SyntaxInfo { name: "TOMBSTONE" }, |
192 | EOF => &SyntaxInfo { name: "EOF" }, | 198 | EOF => &SyntaxInfo { name: "EOF" }, |
diff --git a/tests/data/parser/ok/0018_struct_type_params.rs b/tests/data/parser/ok/0018_struct_type_params.rs new file mode 100644 index 000000000..88c544923 --- /dev/null +++ b/tests/data/parser/ok/0018_struct_type_params.rs | |||
@@ -0,0 +1,17 @@ | |||
1 | struct S1<T>; | ||
2 | struct S2<T>(u32); | ||
3 | struct S3<T> { u: u32 } | ||
4 | |||
5 | struct S4<>; | ||
6 | struct S5<'a>; | ||
7 | struct S6<'a:>; | ||
8 | struct S7<'a: 'b>; | ||
9 | struct S8<'a: 'b + >; | ||
10 | struct S9<'a: 'b + 'c>; | ||
11 | struct S10<'a,>; | ||
12 | struct S11<'a, 'b>; | ||
13 | struct S12<'a: 'b+, 'b: 'c,>; | ||
14 | |||
15 | struct S13<T>; | ||
16 | struct S14<T, U>; | ||
17 | struct S15<'a, T, U>; | ||
diff --git a/tests/data/parser/ok/0018_struct_type_params.txt b/tests/data/parser/ok/0018_struct_type_params.txt new file mode 100644 index 000000000..b2e7ef9d7 --- /dev/null +++ b/tests/data/parser/ok/0018_struct_type_params.txt | |||
@@ -0,0 +1,223 @@ | |||
1 | FILE@[0; 290) | ||
2 | STRUCT_ITEM@[0; 14) | ||
3 | STRUCT_KW@[0; 6) | ||
4 | WHITESPACE@[6; 7) | ||
5 | IDENT@[7; 9) | ||
6 | TYPE_PARAM_LIST@[9; 12) | ||
7 | L_ANGLE@[9; 10) | ||
8 | TYPE_PARAM@[10; 11) | ||
9 | IDENT@[10; 11) | ||
10 | R_ANGLE@[11; 12) | ||
11 | SEMI@[12; 13) | ||
12 | WHITESPACE@[13; 14) | ||
13 | STRUCT_ITEM@[14; 33) | ||
14 | STRUCT_KW@[14; 20) | ||
15 | WHITESPACE@[20; 21) | ||
16 | IDENT@[21; 23) | ||
17 | TYPE_PARAM_LIST@[23; 26) | ||
18 | L_ANGLE@[23; 24) | ||
19 | TYPE_PARAM@[24; 25) | ||
20 | IDENT@[24; 25) | ||
21 | R_ANGLE@[25; 26) | ||
22 | L_PAREN@[26; 27) | ||
23 | POS_FIELD@[27; 30) | ||
24 | IDENT@[27; 30) | ||
25 | R_PAREN@[30; 31) | ||
26 | SEMI@[31; 32) | ||
27 | WHITESPACE@[32; 33) | ||
28 | STRUCT_ITEM@[33; 58) | ||
29 | STRUCT_KW@[33; 39) | ||
30 | WHITESPACE@[39; 40) | ||
31 | IDENT@[40; 42) | ||
32 | TYPE_PARAM_LIST@[42; 46) | ||
33 | L_ANGLE@[42; 43) | ||
34 | TYPE_PARAM@[43; 44) | ||
35 | IDENT@[43; 44) | ||
36 | R_ANGLE@[44; 45) | ||
37 | WHITESPACE@[45; 46) | ||
38 | L_CURLY@[46; 47) | ||
39 | NAMED_FIELD@[47; 55) | ||
40 | WHITESPACE@[47; 48) | ||
41 | IDENT@[48; 49) | ||
42 | COLON@[49; 50) | ||
43 | WHITESPACE@[50; 51) | ||
44 | IDENT@[51; 54) | ||
45 | WHITESPACE@[54; 55) | ||
46 | R_CURLY@[55; 56) | ||
47 | WHITESPACE@[56; 58) | ||
48 | STRUCT_ITEM@[58; 71) | ||
49 | STRUCT_KW@[58; 64) | ||
50 | WHITESPACE@[64; 65) | ||
51 | IDENT@[65; 67) | ||
52 | TYPE_PARAM_LIST@[67; 69) | ||
53 | L_ANGLE@[67; 68) | ||
54 | R_ANGLE@[68; 69) | ||
55 | SEMI@[69; 70) | ||
56 | WHITESPACE@[70; 71) | ||
57 | STRUCT_ITEM@[71; 86) | ||
58 | STRUCT_KW@[71; 77) | ||
59 | WHITESPACE@[77; 78) | ||
60 | IDENT@[78; 80) | ||
61 | TYPE_PARAM_LIST@[80; 84) | ||
62 | L_ANGLE@[80; 81) | ||
63 | LIFETIME_PARAM@[81; 83) | ||
64 | LIFETIME@[81; 83) | ||
65 | R_ANGLE@[83; 84) | ||
66 | SEMI@[84; 85) | ||
67 | WHITESPACE@[85; 86) | ||
68 | STRUCT_ITEM@[86; 102) | ||
69 | STRUCT_KW@[86; 92) | ||
70 | WHITESPACE@[92; 93) | ||
71 | IDENT@[93; 95) | ||
72 | TYPE_PARAM_LIST@[95; 100) | ||
73 | L_ANGLE@[95; 96) | ||
74 | LIFETIME_PARAM@[96; 99) | ||
75 | LIFETIME@[96; 98) | ||
76 | COLON@[98; 99) | ||
77 | R_ANGLE@[99; 100) | ||
78 | SEMI@[100; 101) | ||
79 | WHITESPACE@[101; 102) | ||
80 | STRUCT_ITEM@[102; 121) | ||
81 | STRUCT_KW@[102; 108) | ||
82 | WHITESPACE@[108; 109) | ||
83 | IDENT@[109; 111) | ||
84 | TYPE_PARAM_LIST@[111; 119) | ||
85 | L_ANGLE@[111; 112) | ||
86 | LIFETIME_PARAM@[112; 118) | ||
87 | LIFETIME@[112; 114) | ||
88 | COLON@[114; 115) | ||
89 | WHITESPACE@[115; 116) | ||
90 | LIFETIME@[116; 118) | ||
91 | R_ANGLE@[118; 119) | ||
92 | SEMI@[119; 120) | ||
93 | WHITESPACE@[120; 121) | ||
94 | STRUCT_ITEM@[121; 143) | ||
95 | STRUCT_KW@[121; 127) | ||
96 | WHITESPACE@[127; 128) | ||
97 | IDENT@[128; 130) | ||
98 | TYPE_PARAM_LIST@[130; 141) | ||
99 | L_ANGLE@[130; 131) | ||
100 | LIFETIME_PARAM@[131; 140) | ||
101 | LIFETIME@[131; 133) | ||
102 | COLON@[133; 134) | ||
103 | WHITESPACE@[134; 135) | ||
104 | LIFETIME@[135; 137) | ||
105 | WHITESPACE@[137; 138) | ||
106 | PLUS@[138; 139) | ||
107 | WHITESPACE@[139; 140) | ||
108 | R_ANGLE@[140; 141) | ||
109 | SEMI@[141; 142) | ||
110 | WHITESPACE@[142; 143) | ||
111 | STRUCT_ITEM@[143; 167) | ||
112 | STRUCT_KW@[143; 149) | ||
113 | WHITESPACE@[149; 150) | ||
114 | IDENT@[150; 152) | ||
115 | TYPE_PARAM_LIST@[152; 165) | ||
116 | L_ANGLE@[152; 153) | ||
117 | LIFETIME_PARAM@[153; 164) | ||
118 | LIFETIME@[153; 155) | ||
119 | COLON@[155; 156) | ||
120 | WHITESPACE@[156; 157) | ||
121 | LIFETIME@[157; 159) | ||
122 | WHITESPACE@[159; 160) | ||
123 | PLUS@[160; 161) | ||
124 | WHITESPACE@[161; 162) | ||
125 | LIFETIME@[162; 164) | ||
126 | R_ANGLE@[164; 165) | ||
127 | SEMI@[165; 166) | ||
128 | WHITESPACE@[166; 167) | ||
129 | STRUCT_ITEM@[167; 184) | ||
130 | STRUCT_KW@[167; 173) | ||
131 | WHITESPACE@[173; 174) | ||
132 | IDENT@[174; 177) | ||
133 | TYPE_PARAM_LIST@[177; 182) | ||
134 | L_ANGLE@[177; 178) | ||
135 | LIFETIME_PARAM@[178; 180) | ||
136 | LIFETIME@[178; 180) | ||
137 | COMMA@[180; 181) | ||
138 | R_ANGLE@[181; 182) | ||
139 | SEMI@[182; 183) | ||
140 | WHITESPACE@[183; 184) | ||
141 | STRUCT_ITEM@[184; 204) | ||
142 | STRUCT_KW@[184; 190) | ||
143 | WHITESPACE@[190; 191) | ||
144 | IDENT@[191; 194) | ||
145 | TYPE_PARAM_LIST@[194; 202) | ||
146 | L_ANGLE@[194; 195) | ||
147 | LIFETIME_PARAM@[195; 197) | ||
148 | LIFETIME@[195; 197) | ||
149 | COMMA@[197; 198) | ||
150 | LIFETIME_PARAM@[198; 201) | ||
151 | WHITESPACE@[198; 199) | ||
152 | LIFETIME@[199; 201) | ||
153 | R_ANGLE@[201; 202) | ||
154 | SEMI@[202; 203) | ||
155 | WHITESPACE@[203; 204) | ||
156 | STRUCT_ITEM@[204; 235) | ||
157 | STRUCT_KW@[204; 210) | ||
158 | WHITESPACE@[210; 211) | ||
159 | IDENT@[211; 214) | ||
160 | TYPE_PARAM_LIST@[214; 232) | ||
161 | L_ANGLE@[214; 215) | ||
162 | LIFETIME_PARAM@[215; 222) | ||
163 | LIFETIME@[215; 217) | ||
164 | COLON@[217; 218) | ||
165 | WHITESPACE@[218; 219) | ||
166 | LIFETIME@[219; 221) | ||
167 | PLUS@[221; 222) | ||
168 | COMMA@[222; 223) | ||
169 | LIFETIME_PARAM@[223; 230) | ||
170 | WHITESPACE@[223; 224) | ||
171 | LIFETIME@[224; 226) | ||
172 | COLON@[226; 227) | ||
173 | WHITESPACE@[227; 228) | ||
174 | LIFETIME@[228; 230) | ||
175 | COMMA@[230; 231) | ||
176 | R_ANGLE@[231; 232) | ||
177 | SEMI@[232; 233) | ||
178 | WHITESPACE@[233; 235) | ||
179 | STRUCT_ITEM@[235; 250) | ||
180 | STRUCT_KW@[235; 241) | ||
181 | WHITESPACE@[241; 242) | ||
182 | IDENT@[242; 245) | ||
183 | TYPE_PARAM_LIST@[245; 248) | ||
184 | L_ANGLE@[245; 246) | ||
185 | TYPE_PARAM@[246; 247) | ||
186 | IDENT@[246; 247) | ||
187 | R_ANGLE@[247; 248) | ||
188 | SEMI@[248; 249) | ||
189 | WHITESPACE@[249; 250) | ||
190 | STRUCT_ITEM@[250; 268) | ||
191 | STRUCT_KW@[250; 256) | ||
192 | WHITESPACE@[256; 257) | ||
193 | IDENT@[257; 260) | ||
194 | TYPE_PARAM_LIST@[260; 266) | ||
195 | L_ANGLE@[260; 261) | ||
196 | TYPE_PARAM@[261; 262) | ||
197 | IDENT@[261; 262) | ||
198 | COMMA@[262; 263) | ||
199 | TYPE_PARAM@[263; 265) | ||
200 | WHITESPACE@[263; 264) | ||
201 | IDENT@[264; 265) | ||
202 | R_ANGLE@[265; 266) | ||
203 | SEMI@[266; 267) | ||
204 | WHITESPACE@[267; 268) | ||
205 | STRUCT_ITEM@[268; 290) | ||
206 | STRUCT_KW@[268; 274) | ||
207 | WHITESPACE@[274; 275) | ||
208 | IDENT@[275; 278) | ||
209 | TYPE_PARAM_LIST@[278; 288) | ||
210 | L_ANGLE@[278; 279) | ||
211 | LIFETIME_PARAM@[279; 281) | ||
212 | LIFETIME@[279; 281) | ||
213 | COMMA@[281; 282) | ||
214 | TYPE_PARAM@[282; 284) | ||
215 | WHITESPACE@[282; 283) | ||
216 | IDENT@[283; 284) | ||
217 | COMMA@[284; 285) | ||
218 | TYPE_PARAM@[285; 287) | ||
219 | WHITESPACE@[285; 286) | ||
220 | IDENT@[286; 287) | ||
221 | R_ANGLE@[287; 288) | ||
222 | SEMI@[288; 289) | ||
223 | WHITESPACE@[289; 290) | ||