feat: toml lvalues support

src/coders/commons.hpp

@@ -30,14 +30,22 @@ inline bool is_whitespace(int c) {
 }
 
 inline bool is_identifier_start(int c) {
-    return (c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z') || c == '_' ||
-           c == '.';
+    return (c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z') || c == '_';
 }
 
 inline bool is_identifier_part(int c) {
     return is_identifier_start(c) || is_digit(c) || c == '-';
 }
 
+inline bool is_json_identifier_start(int c) {
+    return (c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z') || c == '_' ||
+           c == '.';
+}
+
+inline bool is_json_identifier_part(int c) {
+    return is_json_identifier_start(c) || is_digit(c) || c == '-';
+}
+
 inline int hexchar2int(int c) {
     if (c >= '0' && c <= '9') {
         return c - '0';
@@ -99,6 +107,7 @@ public:
     std::string_view readUntil(char c);
     std::string_view readUntilEOL();
     std::string parseName();
+    std::string parseXmlName();
     bool hasNext();
     char peek();
     char peekInLine();