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authorLeander Tentrup <[email protected]>2020-03-31 13:19:21 +0100
committerLeander Tentrup <[email protected]>2020-03-31 13:27:23 +0100
commit77f89a700b452cac8ca03de32598066fca32ce34 (patch)
tree1226bd968c77e233414fa658911bd10d9239bb77 /crates/ra_syntax
parent668980d8657bd358b83f74e2f54f5e228f7393ed (diff)
Attach doc-comment to declaration if there are newlines in between
This commit changes the parser to attach doc-comments to the corresponding declaration in case there are newlines in between the doc-comment and the declaration.
Diffstat (limited to 'crates/ra_syntax')
-rw-r--r--crates/ra_syntax/src/parsing/text_tree_sink.rs13
-rw-r--r--crates/ra_syntax/test_data/parser/ok/0065_comment_newline.rs3
-rw-r--r--crates/ra_syntax/test_data/parser/ok/0065_comment_newline.txt17
3 files changed, 32 insertions, 1 deletions
diff --git a/crates/ra_syntax/src/parsing/text_tree_sink.rs b/crates/ra_syntax/src/parsing/text_tree_sink.rs
index dd202601d..87bb21cd9 100644
--- a/crates/ra_syntax/src/parsing/text_tree_sink.rs
+++ b/crates/ra_syntax/src/parsing/text_tree_sink.rs
@@ -149,10 +149,21 @@ fn n_attached_trivias<'a>(
149 MACRO_CALL | CONST_DEF | TYPE_ALIAS_DEF | STRUCT_DEF | ENUM_DEF | ENUM_VARIANT | FN_DEF 149 MACRO_CALL | CONST_DEF | TYPE_ALIAS_DEF | STRUCT_DEF | ENUM_DEF | ENUM_VARIANT | FN_DEF
150 | TRAIT_DEF | MODULE | RECORD_FIELD_DEF | STATIC_DEF => { 150 | TRAIT_DEF | MODULE | RECORD_FIELD_DEF | STATIC_DEF => {
151 let mut res = 0; 151 let mut res = 0;
152 for (i, (kind, text)) in trivias.enumerate() { 152 let mut trivias = trivias.enumerate().peekable();
153
154 while let Some((i, (kind, text))) = trivias.next() {
153 match kind { 155 match kind {
154 WHITESPACE => { 156 WHITESPACE => {
155 if text.contains("\n\n") { 157 if text.contains("\n\n") {
158 // we check whether the next token is a doc-comment
159 // and skip the whitespace in this case
160 if let Some((peek_kind, peek_text)) =
161 trivias.peek().map(|(_, pair)| pair)
162 {
163 if *peek_kind == COMMENT && peek_text.starts_with("///") {
164 continue;
165 }
166 }
156 break; 167 break;
157 } 168 }
158 } 169 }
diff --git a/crates/ra_syntax/test_data/parser/ok/0065_comment_newline.rs b/crates/ra_syntax/test_data/parser/ok/0065_comment_newline.rs
new file mode 100644
index 000000000..1fafe216b
--- /dev/null
+++ b/crates/ra_syntax/test_data/parser/ok/0065_comment_newline.rs
@@ -0,0 +1,3 @@
1/// Example
2
3fn test() {}
diff --git a/crates/ra_syntax/test_data/parser/ok/0065_comment_newline.txt b/crates/ra_syntax/test_data/parser/ok/0065_comment_newline.txt
new file mode 100644
index 000000000..91d0c3736
--- /dev/null
+++ b/crates/ra_syntax/test_data/parser/ok/0065_comment_newline.txt
@@ -0,0 +1,17 @@
1SOURCE_FILE@[0; 26)
2 FN_DEF@[0; 25)
3 COMMENT@[0; 11) "/// Example"
4 WHITESPACE@[11; 13) "\n\n"
5 FN_KW@[13; 15) "fn"
6 WHITESPACE@[15; 16) " "
7 NAME@[16; 20)
8 IDENT@[16; 20) "test"
9 PARAM_LIST@[20; 22)
10 L_PAREN@[20; 21) "("
11 R_PAREN@[21; 22) ")"
12 WHITESPACE@[22; 23) " "
13 BLOCK_EXPR@[23; 25)
14 BLOCK@[23; 25)
15 L_CURLY@[23; 24) "{"
16 R_CURLY@[24; 25) "}"
17 WHITESPACE@[25; 26) "\n"