Merge pull request #30 from JeffreyVdb/feat/elixir-language-support

feat: add Elixir language support (.ex, .exs)

Author: jgravelle

LANGUAGE_SUPPORT.md

@@ -15,6 +15,7 @@
 | C#         | `.cs`         | tree-sitter-csharp     | class (class/record), method (method/constructor), type (interface/enum/struct/delegate) | `[Attribute]` | `/// <summary>` XML doc comments | Properties and `const` fields not indexed                          |
 | C          | `.c`          | tree-sitter-c          | function, type (struct/enum/union), constant | —             | `/* */` and `//` comments | `#define` macros extracted as constants; no class/method hierarchy |
 | C++        | `.cpp`, `.cc`, `.cxx`, `.hpp`, `.hh`, `.hxx`, `.h`* | tree-sitter-cpp | function, class, method, type (struct/enum/union/alias), constant | — | `/* */` and `//` comments | Namespace symbols are used for qualification but not emitted as standalone symbols |
+| Elixir     | `.ex`, `.exs` | tree-sitter-elixir | class (defmodule/defimpl), type (defprotocol/@type/@callback), method (def/defp/defmacro/defguard inside module), function (top-level def) | — | `@doc`/`@moduledoc` strings | Homoiconic grammar; custom walker required. `defstruct`, `use`, `import`, `alias` not indexed |
 
 \* `.h` uses C++ parsing first, then falls back to C when no C++ symbols are extracted.
 

README.md

@@ -297,6 +297,7 @@ Every tool response includes a `_meta` envelope with timing, token savings, and
 | C#         | `.cs`         | class, method, type, record             |
 | C          | `.c`          | function, type, constant                |
 | C++        | `.cpp`, `.cc`, `.cxx`, `.hpp`, `.hh`, `.hxx`, `.h`* | function, class, method, type, constant |
+| Elixir     | `.ex`, `.exs` | class (module/impl), type (protocol/@type/@callback), method, function |
 
 \* `.h` is parsed as C++ first, then falls back to C when no C++ symbols are extracted.
 

pyproject.toml

@@ -33,3 +33,10 @@ exclude = [".claude/"]
 [tool.pytest.ini_options]
 testpaths = ["tests"]
 asyncio_mode = "auto"
+
+[dependency-groups]
+dev = [
+    "pytest>=9.0.2",
+    "pytest-asyncio>=1.3.0",
+    "pytest-cov>=7.0.0",
+]