Merge pull request chipsalliance#1084 from hzeller/update-readme-poin…

…t-to-ls

Update toplevel README to point to language server.

README.md

@@ -147,6 +147,15 @@ TODO(fangism): a demo GIF animation here.
 See https://github.com/chipsalliance/verible/issues/528
 -->
 
+### Language Server
+
+The [`verible-verilog-ls`](./verilog/tools/ls) is a language server that
+provides the functionalities that come with the Verible command line tools
+also directly in your edtior.
+
+It implements the standardized [language server protocol] that is supported
+by a myriad of editors and IDEs.
+
 ### Lexical Diff
 
 [`verible-verilog-diff`](./verilog/tools/diff) compares two input files for
@@ -202,3 +211,4 @@ abstract syntax tree (AST). If you are interested in collaborating, contact us.
 [lint-rule-list_line-length]: https://chipsalliance.github.io/verible/lint.html#line-length
 [lint-rule-list_no-tabs]: https://chipsalliance.github.io/verible/lint.html#no-tabs
 [binary releases]: https://github.com/chipsalliance/verible/releases
+[language server protocol]: https://microsoft.github.io/language-server-protocol/

verilog/tools/ls/README.md

@@ -15,7 +15,7 @@ progress
   - [x] Publish diagnostics for syntax errors and lint rules
     - [ ] Use lint configuration from `.rules.verible_lint` instead of all enabled
   - [x] Provide code actions for autofixes provided by lint rules
-  - [ ] Generate file symbol outline ('navigation tree')
+  - [x] Generate file symbol outline ('navigation tree')
   - [ ] Provide formatting.
   - [ ] Highlight all the symbols that are the same as current under cursor.
   - [ ] Find definition of symbol even if in another file.