feat: rewrite the scanner in C (#40)

* feat: rewrite the scanner in C
* chore: update manifests & docs

Author: amaanq

README.md

@@ -23,7 +23,7 @@ Like in many regex systems, `*/+` is read as "0/1 or more", and `?` is 0 or 1.
 
 ## Example
 
-``` org
+```org
 #+TITLE: Example
 
 Some *marked up* words
@@ -43,6 +43,7 @@ Text
 ```
 
 Parses as:
+
 ```
 (document [0, 0] - [16, 0]
   body: (body [0, 0] - [4, 0]
@@ -117,13 +118,13 @@ For manual install, use `make`.
 
 For neovim, using `nvim-treesitter/nvim-treesitter`, add to your configuration:
 
-``` lua
+```lua
 local parser_config = require "nvim-treesitter.parsers".get_parser_configs()
 parser_config.org = {
   install_info = {
     url = 'https://github.com/milisims/tree-sitter-org',
     revision = 'main',
-    files = { 'src/parser.c', 'src/scanner.cc' },
+    files = { 'src/parser.c', 'src/scanner.c' },
   },
   filetype = 'org',
 }

binding.gyp

@@ -9,7 +9,7 @@
       "sources": [
         "src/parser.c",
         "bindings/node/binding.cc",
-        "src/scanner.cc"
+        "src/scanner.c"
       ],
       "cflags_c": [
         "-std=c99",

bindings/rust/build.rs

@@ -2,37 +2,18 @@ fn main() {
     let src_dir = std::path::Path::new("src");
 
     let mut c_config = cc::Build::new();
-    c_config.include(&src_dir);
+    c_config.include(src_dir);
     c_config
         .flag_if_supported("-Wno-unused-parameter")
         .flag_if_supported("-Wno-unused-but-set-variable")
         .flag_if_supported("-Wno-trigraphs");
     let parser_path = src_dir.join("parser.c");
     c_config.file(&parser_path);
 
-    // If your language uses an external scanner written in C,
-    // then include this block of code:
-
-    /*
     let scanner_path = src_dir.join("scanner.c");
     c_config.file(&scanner_path);
     println!("cargo:rerun-if-changed={}", scanner_path.to_str().unwrap());
-    */
 
     c_config.compile("parser");
     println!("cargo:rerun-if-changed={}", parser_path.to_str().unwrap());
-
-    // If your language uses an external scanner written in C++,
-    // then include this block of code:
-
-    let mut cpp_config = cc::Build::new();
-    cpp_config.cpp(true);
-    cpp_config.include(&src_dir);
-    cpp_config
-        .flag_if_supported("-Wno-unused-parameter")
-        .flag_if_supported("-Wno-unused-but-set-variable");
-    let scanner_path = src_dir.join("scanner.cc");
-    cpp_config.file(&scanner_path);
-    cpp_config.compile("scanner");
-    println!("cargo:rerun-if-changed={}", scanner_path.to_str().unwrap());
 }