Merge #1168

1168: Add all remaining mbe matchers r=matklad a=edwin0cheng

This PR adds following  mbe matchers:

* block
* meta
* tt
* literal
* vis

Co-authored-by: Edwin Cheng <[email protected]>

1 files changed, 16 insertions, 0 deletions

diff --git a/crates/ra_parser/src/lib.rs b/crates/ra_parser/src/lib.rs
index 0ea942b6e..970d699c0 100644
--- a/crates/ra_parser/src/lib.rs
+++ b/crates/ra_parser/src/lib.rs
@@ -93,11 +93,27 @@ pub fn parse_stmt(token_source: &dyn TokenSource, tree_sink: &mut dyn TreeSink,
     parse_from_tokens(token_source, tree_sink, |p| grammar::stmt(p, with_semi));
 }
 
+/// Parse given tokens into the given sink as a block
+pub fn parse_block(token_source: &dyn TokenSource, tree_sink: &mut dyn TreeSink) {
+    parse_from_tokens(token_source, tree_sink, grammar::block);
+}
+
+pub fn parse_meta(token_source: &dyn TokenSource, tree_sink: &mut dyn TreeSink) {
+    parse_from_tokens(token_source, tree_sink, grammar::meta_item);
+}
+
 /// Parse given tokens into the given sink as an item
 pub fn parse_item(token_source: &dyn TokenSource, tree_sink: &mut dyn TreeSink) {
     parse_from_tokens(token_source, tree_sink, grammar::item);
 }
 
+/// Parse given tokens into the given sink as an visibility qualifier
+pub fn parse_vis(token_source: &dyn TokenSource, tree_sink: &mut dyn TreeSink) {
+    parse_from_tokens(token_source, tree_sink, |p| {
+        grammar::opt_visibility(p);
+    });
+}
+
 pub fn parse_macro_items(token_source: &dyn TokenSource, tree_sink: &mut dyn TreeSink) {
     parse_from_tokens(token_source, tree_sink, grammar::macro_items);
 }