Add file support for more file-types

- and syntax highlighting for bash

include/ts_def.h

@@ -0,0 +1,24 @@
+#include "../libs/tree-sitter/lib/include/tree_sitter/api.h"
+#include <string>
+
+struct Language {
+  std::string name;
+  const TSLanguage *(*fn)();
+};
+
+extern "C" {
+const TSLanguage *tree_sitter_bash(void);
+const TSLanguage *tree_sitter_c(void);
+const TSLanguage *tree_sitter_cpp(void);
+const TSLanguage *tree_sitter_css(void);
+const TSLanguage *tree_sitter_fish(void);
+const TSLanguage *tree_sitter_go(void);
+const TSLanguage *tree_sitter_haskell(void);
+const TSLanguage *tree_sitter_html(void);
+const TSLanguage *tree_sitter_javascript(void);
+const TSLanguage *tree_sitter_json(void);
+const TSLanguage *tree_sitter_lua(void);
+const TSLanguage *tree_sitter_make(void);
+const TSLanguage *tree_sitter_python(void);
+const TSLanguage *tree_sitter_ruby(void);
+}

include/utils.h

@@ -1,6 +1,7 @@
 #ifndef UTILS_H
 #define UTILS_H
 
+#include "./ts_def.h"
 #include <mutex>
 #include <queue>
 #include <string>
@@ -33,5 +34,8 @@ uint32_t get_bytes_from_visual_col(const char *line,
                                    uint32_t target_visual_col);
 void log(const char *fmt, ...);
 std::string get_exe_dir();
+char *load_file(const char *path, uint32_t *out_len);
+char *detect_file_type(const char *filename);
+Language language_for_file(const char *filename);
 
 #endif