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Allow ruby based configs and custom syntax parsers

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This commit is contained in:
Syed Daanish
2026-01-22 19:25:15 +00:00
parent 6dc0813b49
commit cca0177929
29 changed files with 1016 additions and 789 deletions
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62
src/utils/system.cc
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@@ -1,6 +1,10 @@
#include "config.h"
#include "utils/utils.h"
std::unordered_map<std::string, Language> languages;
std::unordered_map<std::string, std::string> language_extensions;
std::unordered_map<std::string, std::string> language_mimetypes;
std::unordered_map<std::string, LSP> lsps;
void log(const char *fmt, ...) {
FILE *fp = fopen("/tmp/log.txt", "a");
if (!fp)
@@ -41,33 +45,39 @@ std::string get_exe_dir() {
}
char *load_file(const char *path, uint32_t *out_len) {
std::ifstream file(path, std::ios::in | std::ios::binary | std::ios::ate);
std::ifstream file(path, std::ios::binary | std::ios::ate);
if (!file.is_open())
return nullptr;
std::streamsize len = file.tellg();
if (len < 0 || static_cast<uint32_t>(len) > 0xFFFFFFFF)
if (len < 0 || static_cast<uint64_t>(len) > 0xFFFFFFFF)
return nullptr;
file.seekg(0, std::ios::beg);
bool add_newline = false;
if (len > 0) {
file.seekg(-1, std::ios::end);
char last_char;
file.read(&last_char, 1);
if (last_char != '\n')
add_newline = true;
}
file.seekg(0, std::ios::beg);
uint32_t alloc_size = static_cast<uint32_t>(len) + (add_newline ? 1 : 0);
char *buf = (char *)malloc(alloc_size);
unsigned char bom[3] = {0};
file.read(reinterpret_cast<char *>(bom), 3);
if ((bom[0] == 0xFF && bom[1] == 0xFE) || (bom[0] == 0xFE && bom[1] == 0xFF))
return nullptr;
bool has_utf8_bom = (bom[0] == 0xEF && bom[1] == 0xBB && bom[2] == 0xBF);
uint32_t skip = has_utf8_bom ? 3 : 0;
uint32_t data_len = static_cast<uint32_t>(len) - skip;
file.seekg(skip, std::ios::beg);
char *buf = (char *)malloc(data_len + 1);
if (!buf)
return nullptr;
if (!file.read(buf, len)) {
free(buf);
return nullptr;
file.read(buf, data_len);
if (memchr(buf, '\r', data_len) == nullptr) {
uint32_t write = data_len;
if (write == 0 || buf[write - 1] != '\n')
buf[write++] = '\n';
*out_len = write;
return buf;
}
if (add_newline)
buf[len++] = '\n';
*out_len = static_cast<uint32_t>(len);
uint32_t write = 0;
for (uint32_t i = 0; i < data_len; ++i)
if (buf[i] != '\r')
buf[write++] = buf[i];
if (write == 0 || buf[write - 1] != '\n')
buf[write++] = '\n';
*out_len = write;
return buf;
}
@@ -108,17 +118,17 @@ Language language_for_file(const char *filename) {
std::string ext = file_extension(filename);
std::string lang_name;
if (!ext.empty()) {
auto it = kExtToLang.find(ext);
if (it != kExtToLang.end())
return kLanguages.find(it->second)->second;
auto it = language_extensions.find(ext);
if (it != language_extensions.end())
return languages.find(it->second)->second;
}
char *mime = detect_file_type(filename);
if (mime) {
std::string mime_type(mime);
free(mime);
auto it = kMimeToLang.find(mime_type);
if (it != kMimeToLang.end())
return kLanguages.find(it->second)->second;
auto it = language_mimetypes.find(mime_type);
if (it != language_mimetypes.end())
return languages.find(it->second)->second;
}
return Language{};
}