diff --git a/grammar.js b/grammar.js
index 1d96810..f7d9a1b 100644
--- a/grammar.js
+++ b/grammar.js
@@ -30,7 +30,8 @@ module.exports = grammar({
 			$.string,
 		),
 
-		declaration: $ => /[A-Z_0-9]+/,
+		// same as `reference`, different rule to give it different highlighting group
+		declaration: $ => /(?:VOLUME_mB)|(?:!?[0-9]*[A-Z][A-Z_0-9]*)/,
 
 		number: $ => /-?[0-9]+/,
 
diff --git a/src/grammar.json b/src/grammar.json
index 1987e3d..738e33e 100644
--- a/src/grammar.json
+++ b/src/grammar.json
@@ -102,7 +102,7 @@
     },
     "declaration": {
       "type": "PATTERN",
-      "value": "[A-Z_0-9]+"
+      "value": "(?:VOLUME_mB)|(?:!?[0-9]*[A-Z][A-Z_0-9]*)"
     },
     "number": {
       "type": "PATTERN",
diff --git a/src/node-types.json b/src/node-types.json
index 877a410..a228acf 100644
--- a/src/node-types.json
+++ b/src/node-types.json
@@ -14,6 +14,11 @@
       ]
     }
   },
+  {
+    "type": "declaration",
+    "named": true,
+    "fields": {}
+  },
   {
     "type": "parameter_list",
     "named": true,
@@ -45,6 +50,11 @@
       ]
     }
   },
+  {
+    "type": "reference",
+    "named": true,
+    "fields": {}
+  },
   {
     "type": "source_file",
     "named": true,
@@ -76,18 +86,10 @@
     "type": "comment",
     "named": true
   },
-  {
-    "type": "declaration",
-    "named": true
-  },
   {
     "type": "number",
     "named": true
   },
-  {
-    "type": "reference",
-    "named": true
-  },
   {
     "type": "separator",
     "named": true
diff --git a/src/parser.c b/src/parser.c
index 4e5398b..87e3422 100644
--- a/src/parser.c
+++ b/src/parser.c
@@ -6,11 +6,11 @@
 #endif
 
 #define LANGUAGE_VERSION 13
-#define STATE_COUNT 15
+#define STATE_COUNT 17
 #define LARGE_STATE_COUNT 2
-#define SYMBOL_COUNT 16
+#define SYMBOL_COUNT 17
 #define ALIAS_COUNT 0
-#define TOKEN_COUNT 9
+#define TOKEN_COUNT 8
 #define EXTERNAL_TOKEN_COUNT 0
 #define FIELD_COUNT 0
 #define MAX_ALIAS_SEQUENCE_LENGTH 3
@@ -19,28 +19,28 @@
 enum {
   anon_sym_LBRACK = 1,
   anon_sym_RBRACK = 2,
-  sym_declaration = 3,
+  aux_sym_declaration_token1 = 3,
   sym_number = 4,
-  sym_reference = 5,
-  sym_string = 6,
-  sym_separator = 7,
-  sym_comment = 8,
-  sym_source_file = 9,
-  sym__statement = 10,
-  sym_bracket_statement = 11,
-  sym_parameter_list = 12,
-  sym__parameter = 13,
-  aux_sym_source_file_repeat1 = 14,
-  aux_sym_parameter_list_repeat1 = 15,
+  sym_string = 5,
+  sym_separator = 6,
+  sym_comment = 7,
+  sym_source_file = 8,
+  sym__statement = 9,
+  sym_bracket_statement = 10,
+  sym_parameter_list = 11,
+  sym__parameter = 12,
+  sym_declaration = 13,
+  sym_reference = 14,
+  aux_sym_source_file_repeat1 = 15,
+  aux_sym_parameter_list_repeat1 = 16,
 };
 
 static const char * const ts_symbol_names[] = {
   [ts_builtin_sym_end] = "end",
   [anon_sym_LBRACK] = "[",
   [anon_sym_RBRACK] = "]",
-  [sym_declaration] = "declaration",
+  [aux_sym_declaration_token1] = "declaration_token1",
   [sym_number] = "number",
-  [sym_reference] = "reference",
   [sym_string] = "string",
   [sym_separator] = "separator",
   [sym_comment] = "comment",
@@ -49,6 +49,8 @@ static const char * const ts_symbol_names[] = {
   [sym_bracket_statement] = "bracket_statement",
   [sym_parameter_list] = "parameter_list",
   [sym__parameter] = "_parameter",
+  [sym_declaration] = "declaration",
+  [sym_reference] = "reference",
   [aux_sym_source_file_repeat1] = "source_file_repeat1",
   [aux_sym_parameter_list_repeat1] = "parameter_list_repeat1",
 };
@@ -57,9 +59,8 @@ static const TSSymbol ts_symbol_map[] = {
   [ts_builtin_sym_end] = ts_builtin_sym_end,
   [anon_sym_LBRACK] = anon_sym_LBRACK,
   [anon_sym_RBRACK] = anon_sym_RBRACK,
-  [sym_declaration] = sym_declaration,
+  [aux_sym_declaration_token1] = aux_sym_declaration_token1,
   [sym_number] = sym_number,
-  [sym_reference] = sym_reference,
   [sym_string] = sym_string,
   [sym_separator] = sym_separator,
   [sym_comment] = sym_comment,
@@ -68,6 +69,8 @@ static const TSSymbol ts_symbol_map[] = {
   [sym_bracket_statement] = sym_bracket_statement,
   [sym_parameter_list] = sym_parameter_list,
   [sym__parameter] = sym__parameter,
+  [sym_declaration] = sym_declaration,
+  [sym_reference] = sym_reference,
   [aux_sym_source_file_repeat1] = aux_sym_source_file_repeat1,
   [aux_sym_parameter_list_repeat1] = aux_sym_parameter_list_repeat1,
 };
@@ -85,18 +88,14 @@ static const TSSymbolMetadata ts_symbol_metadata[] = {
     .visible = true,
     .named = false,
   },
-  [sym_declaration] = {
-    .visible = true,
-    .named = true,
+  [aux_sym_declaration_token1] = {
+    .visible = false,
+    .named = false,
   },
   [sym_number] = {
     .visible = true,
     .named = true,
   },
-  [sym_reference] = {
-    .visible = true,
-    .named = true,
-  },
   [sym_string] = {
     .visible = true,
     .named = true,
@@ -129,6 +128,14 @@ static const TSSymbolMetadata ts_symbol_metadata[] = {
     .visible = false,
     .named = true,
   },
+  [sym_declaration] = {
+    .visible = true,
+    .named = true,
+  },
+  [sym_reference] = {
+    .visible = true,
+    .named = true,
+  },
   [aux_sym_source_file_repeat1] = {
     .visible = false,
     .named = false,
@@ -152,243 +159,269 @@ static bool ts_lex(TSLexer *lexer, TSStateId state) {
   eof = lexer->eof(lexer);
   switch (state) {
     case 0:
-      if (eof) ADVANCE(7);
+      if (eof) ADVANCE(6);
+      if (lookahead == '!') ADVANCE(3);
       if (lookahead == '-') ADVANCE(4);
-      if (lookahead == ':') ADVANCE(28);
-      if (lookahead == '[') ADVANCE(8);
-      if (lookahead == ']') ADVANCE(9);
+      if (lookahead == ':') ADVANCE(32);
+      if (lookahead == 'V') ADVANCE(16);
+      if (lookahead == '[') ADVANCE(7);
+      if (lookahead == ']') ADVANCE(8);
       if (lookahead == '\t' ||
           lookahead == '\n' ||
           lookahead == '\r' ||
           lookahead == ' ') SKIP(0)
-      if (('0' <= lookahead && lookahead <= '9')) ADVANCE(10);
-      if (('A' <= lookahead && lookahead <= 'Z') ||
-          lookahead == '_') ADVANCE(11);
+      if (('0' <= lookahead && lookahead <= '9')) ADVANCE(25);
+      if (('A' <= lookahead && lookahead <= 'Z')) ADVANCE(24);
       END_STATE();
     case 1:
-      if (lookahead == ' ') ADVANCE(25);
-      if (lookahead == '!') ADVANCE(5);
-      if (lookahead == '-') ADVANCE(26);
-      if (lookahead == ':') ADVANCE(28);
-      if (lookahead == 'V') ADVANCE(19);
-      if (lookahead == ']') ADVANCE(9);
+      if (lookahead == ' ') ADVANCE(29);
+      if (lookahead == '!') ADVANCE(3);
+      if (lookahead == '-') ADVANCE(30);
+      if (lookahead == ':') ADVANCE(32);
+      if (lookahead == 'V') ADVANCE(17);
+      if (lookahead == ']') ADVANCE(8);
       if (lookahead == '\t' ||
           lookahead == '\n' ||
           lookahead == '\r') SKIP(1)
-      if (('0' <= lookahead && lookahead <= '9')) ADVANCE(13);
-      if (('A' <= lookahead && lookahead <= 'Z')) ADVANCE(21);
+      if (('0' <= lookahead && lookahead <= '9')) ADVANCE(27);
+      if (('A' <= lookahead && lookahead <= 'Z')) ADVANCE(20);
       if (lookahead == '\'' ||
           (',' <= lookahead && lookahead <= '/') ||
           lookahead == '=' ||
           lookahead == '\\' ||
-          ('a' <= lookahead && lookahead <= 'z')) ADVANCE(27);
+          ('a' <= lookahead && lookahead <= 'z')) ADVANCE(31);
       END_STATE();
     case 2:
-      if (lookahead == 'B') ADVANCE(15);
+      if (lookahead == 'B') ADVANCE(9);
       END_STATE();
     case 3:
-      if (lookahead == '\t' ||
-          lookahead == '\n' ||
-          lookahead == '\r' ||
-          lookahead == ' ') SKIP(3)
-      if (('0' <= lookahead && lookahead <= '9') ||
-          ('A' <= lookahead && lookahead <= 'Z') ||
-          lookahead == '_') ADVANCE(11);
-      END_STATE();
-    case 4:
-      if (('0' <= lookahead && lookahead <= '9')) ADVANCE(12);
-      END_STATE();
-    case 5:
-      if (('0' <= lookahead && lookahead <= '9')) ADVANCE(5);
+      if (('0' <= lookahead && lookahead <= '9')) ADVANCE(3);
       if (('A' <= lookahead && lookahead <= 'Z')) ADVANCE(24);
       END_STATE();
-    case 6:
-      if (eof) ADVANCE(7);
-      if (lookahead == '[') ADVANCE(8);
+    case 4:
+      if (('0' <= lookahead && lookahead <= '9')) ADVANCE(26);
+      END_STATE();
+    case 5:
+      if (eof) ADVANCE(6);
+      if (lookahead == '[') ADVANCE(7);
       if (lookahead == '\t' ||
           lookahead == '\n' ||
           lookahead == '\r' ||
-          lookahead == ' ') SKIP(6)
+          lookahead == ' ') SKIP(5)
       if (lookahead != 0 &&
-          lookahead != ']') ADVANCE(29);
+          lookahead != ']') ADVANCE(33);
       END_STATE();
-    case 7:
+    case 6:
       ACCEPT_TOKEN(ts_builtin_sym_end);
       END_STATE();
-    case 8:
+    case 7:
       ACCEPT_TOKEN(anon_sym_LBRACK);
       END_STATE();
-    case 9:
+    case 8:
       ACCEPT_TOKEN(anon_sym_RBRACK);
       END_STATE();
+    case 9:
+      ACCEPT_TOKEN(aux_sym_declaration_token1);
+      END_STATE();
     case 10:
-      ACCEPT_TOKEN(sym_declaration);
-      if (('0' <= lookahead && lookahead <= '9')) ADVANCE(10);
-      if (('A' <= lookahead && lookahead <= 'Z') ||
-          lookahead == '_') ADVANCE(11);
+      ACCEPT_TOKEN(aux_sym_declaration_token1);
+      if (lookahead == 'E') ADVANCE(22);
+      if (('0' <= lookahead && lookahead <= '9') ||
+          ('A' <= lookahead && lookahead <= 'Z') ||
+          lookahead == '_') ADVANCE(24);
       END_STATE();
     case 11:
-      ACCEPT_TOKEN(sym_declaration);
+      ACCEPT_TOKEN(aux_sym_declaration_token1);
+      if (lookahead == 'E') ADVANCE(21);
+      if (lookahead == '_') ADVANCE(24);
+      if (lookahead == ' ' ||
+          lookahead == '\'' ||
+          (',' <= lookahead && lookahead <= '/') ||
+          lookahead == '=' ||
+          lookahead == '\\' ||
+          ('a' <= lookahead && lookahead <= 'z')) ADVANCE(31);
       if (('0' <= lookahead && lookahead <= '9') ||
-          ('A' <= lookahead && lookahead <= 'Z') ||
-          lookahead == '_') ADVANCE(11);
+          ('A' <= lookahead && lookahead <= 'Z')) ADVANCE(20);
       END_STATE();
     case 12:
-      ACCEPT_TOKEN(sym_number);
-      if (('0' <= lookahead && lookahead <= '9')) ADVANCE(12);
+      ACCEPT_TOKEN(aux_sym_declaration_token1);
+      if (lookahead == 'L') ADVANCE(18);
+      if (('0' <= lookahead && lookahead <= '9') ||
+          ('A' <= lookahead && lookahead <= 'Z') ||
+          lookahead == '_') ADVANCE(24);
       END_STATE();
     case 13:
-      ACCEPT_TOKEN(sym_number);
-      if (('0' <= lookahead && lookahead <= '9')) ADVANCE(13);
-      if (('A' <= lookahead && lookahead <= 'Z')) ADVANCE(21);
+      ACCEPT_TOKEN(aux_sym_declaration_token1);
+      if (lookahead == 'L') ADVANCE(19);
+      if (lookahead == '_') ADVANCE(24);
       if (lookahead == ' ' ||
           lookahead == '\'' ||
           (',' <= lookahead && lookahead <= '/') ||
           lookahead == '=' ||
           lookahead == '\\' ||
-          ('a' <= lookahead && lookahead <= 'z')) ADVANCE(27);
+          ('a' <= lookahead && lookahead <= 'z')) ADVANCE(31);
+      if (('0' <= lookahead && lookahead <= '9') ||
+          ('A' <= lookahead && lookahead <= 'Z')) ADVANCE(20);
       END_STATE();
     case 14:
-      ACCEPT_TOKEN(sym_number);
-      if (('0' <= lookahead && lookahead <= '9')) ADVANCE(14);
-      if (lookahead == ' ' ||
-          lookahead == '\'' ||
-          (',' <= lookahead && lookahead <= '/') ||
-          lookahead == '=' ||
+      ACCEPT_TOKEN(aux_sym_declaration_token1);
+      if (lookahead == 'M') ADVANCE(10);
+      if (('0' <= lookahead && lookahead <= '9') ||
           ('A' <= lookahead && lookahead <= 'Z') ||
-          lookahead == '\\' ||
-          ('a' <= lookahead && lookahead <= 'z')) ADVANCE(27);
+          lookahead == '_') ADVANCE(24);
       END_STATE();
     case 15:
-      ACCEPT_TOKEN(sym_reference);
+      ACCEPT_TOKEN(aux_sym_declaration_token1);
+      if (lookahead == 'M') ADVANCE(11);
+      if (lookahead == '_') ADVANCE(24);
+      if (lookahead == ' ' ||
+          lookahead == '\'' ||
+          (',' <= lookahead && lookahead <= '/') ||
+          lookahead == '=' ||
+          lookahead == '\\' ||
+          ('a' <= lookahead && lookahead <= 'z')) ADVANCE(31);
+      if (('0' <= lookahead && lookahead <= '9') ||
+          ('A' <= lookahead && lookahead <= 'Z')) ADVANCE(20);
       END_STATE();
     case 16:
-      ACCEPT_TOKEN(sym_reference);
-      if (lookahead == 'E') ADVANCE(22);
-      if (lookahead == '_') ADVANCE(24);
-      if (lookahead == ' ' ||
-          lookahead == '\'' ||
-          (',' <= lookahead && lookahead <= '/') ||
-          lookahead == '=' ||
-          lookahead == '\\' ||
-          ('a' <= lookahead && lookahead <= 'z')) ADVANCE(27);
+      ACCEPT_TOKEN(aux_sym_declaration_token1);
+      if (lookahead == 'O') ADVANCE(12);
       if (('0' <= lookahead && lookahead <= '9') ||
-          ('A' <= lookahead && lookahead <= 'Z')) ADVANCE(21);
+          ('A' <= lookahead && lookahead <= 'Z') ||
+          lookahead == '_') ADVANCE(24);
       END_STATE();
     case 17:
-      ACCEPT_TOKEN(sym_reference);
-      if (lookahead == 'L') ADVANCE(20);
+      ACCEPT_TOKEN(aux_sym_declaration_token1);
+      if (lookahead == 'O') ADVANCE(13);
       if (lookahead == '_') ADVANCE(24);
       if (lookahead == ' ' ||
           lookahead == '\'' ||
           (',' <= lookahead && lookahead <= '/') ||
           lookahead == '=' ||
           lookahead == '\\' ||
-          ('a' <= lookahead && lookahead <= 'z')) ADVANCE(27);
+          ('a' <= lookahead && lookahead <= 'z')) ADVANCE(31);
       if (('0' <= lookahead && lookahead <= '9') ||
-          ('A' <= lookahead && lookahead <= 'Z')) ADVANCE(21);
+          ('A' <= lookahead && lookahead <= 'Z')) ADVANCE(20);
       END_STATE();
     case 18:
-      ACCEPT_TOKEN(sym_reference);
-      if (lookahead == 'M') ADVANCE(16);
-      if (lookahead == '_') ADVANCE(24);
-      if (lookahead == ' ' ||
-          lookahead == '\'' ||
-          (',' <= lookahead && lookahead <= '/') ||
-          lookahead == '=' ||
-          lookahead == '\\' ||
-          ('a' <= lookahead && lookahead <= 'z')) ADVANCE(27);
+      ACCEPT_TOKEN(aux_sym_declaration_token1);
+      if (lookahead == 'U') ADVANCE(14);
       if (('0' <= lookahead && lookahead <= '9') ||
-          ('A' <= lookahead && lookahead <= 'Z')) ADVANCE(21);
+          ('A' <= lookahead && lookahead <= 'Z') ||
+          lookahead == '_') ADVANCE(24);
       END_STATE();
     case 19:
-      ACCEPT_TOKEN(sym_reference);
-      if (lookahead == 'O') ADVANCE(17);
+      ACCEPT_TOKEN(aux_sym_declaration_token1);
+      if (lookahead == 'U') ADVANCE(15);
       if (lookahead == '_') ADVANCE(24);
       if (lookahead == ' ' ||
           lookahead == '\'' ||
           (',' <= lookahead && lookahead <= '/') ||
           lookahead == '=' ||
           lookahead == '\\' ||
-          ('a' <= lookahead && lookahead <= 'z')) ADVANCE(27);
+          ('a' <= lookahead && lookahead <= 'z')) ADVANCE(31);
       if (('0' <= lookahead && lookahead <= '9') ||
-          ('A' <= lookahead && lookahead <= 'Z')) ADVANCE(21);
+          ('A' <= lookahead && lookahead <= 'Z')) ADVANCE(20);
       END_STATE();
     case 20:
-      ACCEPT_TOKEN(sym_reference);
-      if (lookahead == 'U') ADVANCE(18);
+      ACCEPT_TOKEN(aux_sym_declaration_token1);
       if (lookahead == '_') ADVANCE(24);
       if (lookahead == ' ' ||
           lookahead == '\'' ||
           (',' <= lookahead && lookahead <= '/') ||
           lookahead == '=' ||
           lookahead == '\\' ||
-          ('a' <= lookahead && lookahead <= 'z')) ADVANCE(27);
+          ('a' <= lookahead && lookahead <= 'z')) ADVANCE(31);
       if (('0' <= lookahead && lookahead <= '9') ||
-          ('A' <= lookahead && lookahead <= 'Z')) ADVANCE(21);
+          ('A' <= lookahead && lookahead <= 'Z')) ADVANCE(20);
       END_STATE();
     case 21:
-      ACCEPT_TOKEN(sym_reference);
-      if (lookahead == '_') ADVANCE(24);
-      if (lookahead == ' ' ||
-          lookahead == '\'' ||
-          (',' <= lookahead && lookahead <= '/') ||
-          lookahead == '=' ||
-          lookahead == '\\' ||
-          ('a' <= lookahead && lookahead <= 'z')) ADVANCE(27);
-      if (('0' <= lookahead && lookahead <= '9') ||
-          ('A' <= lookahead && lookahead <= 'Z')) ADVANCE(21);
-      END_STATE();
-    case 22:
-      ACCEPT_TOKEN(sym_reference);
+      ACCEPT_TOKEN(aux_sym_declaration_token1);
       if (lookahead == '_') ADVANCE(23);
       if (lookahead == ' ' ||
           lookahead == '\'' ||
           (',' <= lookahead && lookahead <= '/') ||
           lookahead == '=' ||
           lookahead == '\\' ||
-          ('a' <= lookahead && lookahead <= 'z')) ADVANCE(27);
+          ('a' <= lookahead && lookahead <= 'z')) ADVANCE(31);
       if (('0' <= lookahead && lookahead <= '9') ||
-          ('A' <= lookahead && lookahead <= 'Z')) ADVANCE(21);
+          ('A' <= lookahead && lookahead <= 'Z')) ADVANCE(20);
+      END_STATE();
+    case 22:
+      ACCEPT_TOKEN(aux_sym_declaration_token1);
+      if (lookahead == '_') ADVANCE(23);
+      if (('0' <= lookahead && lookahead <= '9') ||
+          ('A' <= lookahead && lookahead <= 'Z')) ADVANCE(24);
       END_STATE();
     case 23:
-      ACCEPT_TOKEN(sym_reference);
+      ACCEPT_TOKEN(aux_sym_declaration_token1);
       if (lookahead == 'm') ADVANCE(2);
       if (('0' <= lookahead && lookahead <= '9') ||
           ('A' <= lookahead && lookahead <= 'Z') ||
           lookahead == '_') ADVANCE(24);
       END_STATE();
     case 24:
-      ACCEPT_TOKEN(sym_reference);
+      ACCEPT_TOKEN(aux_sym_declaration_token1);
       if (('0' <= lookahead && lookahead <= '9') ||
           ('A' <= lookahead && lookahead <= 'Z') ||
           lookahead == '_') ADVANCE(24);
       END_STATE();
     case 25:
-      ACCEPT_TOKEN(sym_string);
-      if (lookahead == ' ') ADVANCE(25);
-      if (lookahead == '-') ADVANCE(26);
-      if (lookahead == 'V') ADVANCE(19);
-      if (('0' <= lookahead && lookahead <= '9')) ADVANCE(13);
-      if (('A' <= lookahead && lookahead <= 'Z')) ADVANCE(21);
-      if (lookahead == '\'' ||
+      ACCEPT_TOKEN(sym_number);
+      if (('0' <= lookahead && lookahead <= '9')) ADVANCE(25);
+      if (('A' <= lookahead && lookahead <= 'Z')) ADVANCE(24);
+      END_STATE();
+    case 26:
+      ACCEPT_TOKEN(sym_number);
+      if (('0' <= lookahead && lookahead <= '9')) ADVANCE(26);
+      END_STATE();
+    case 27:
+      ACCEPT_TOKEN(sym_number);
+      if (('0' <= lookahead && lookahead <= '9')) ADVANCE(27);
+      if (('A' <= lookahead && lookahead <= 'Z')) ADVANCE(20);
+      if (lookahead == ' ' ||
+          lookahead == '\'' ||
           (',' <= lookahead && lookahead <= '/') ||
           lookahead == '=' ||
           lookahead == '\\' ||
-          ('a' <= lookahead && lookahead <= 'z')) ADVANCE(27);
+          ('a' <= lookahead && lookahead <= 'z')) ADVANCE(31);
       END_STATE();
-    case 26:
-      ACCEPT_TOKEN(sym_string);
-      if (('0' <= lookahead && lookahead <= '9')) ADVANCE(14);
+    case 28:
+      ACCEPT_TOKEN(sym_number);
+      if (('0' <= lookahead && lookahead <= '9')) ADVANCE(28);
       if (lookahead == ' ' ||
           lookahead == '\'' ||
           (',' <= lookahead && lookahead <= '/') ||
           lookahead == '=' ||
           ('A' <= lookahead && lookahead <= 'Z') ||
           lookahead == '\\' ||
-          ('a' <= lookahead && lookahead <= 'z')) ADVANCE(27);
+          ('a' <= lookahead && lookahead <= 'z')) ADVANCE(31);
       END_STATE();
-    case 27:
+    case 29:
+      ACCEPT_TOKEN(sym_string);
+      if (lookahead == ' ') ADVANCE(29);
+      if (lookahead == '-') ADVANCE(30);
+      if (lookahead == 'V') ADVANCE(17);
+      if (('0' <= lookahead && lookahead <= '9')) ADVANCE(27);
+      if (('A' <= lookahead && lookahead <= 'Z')) ADVANCE(20);
+      if (lookahead == '\'' ||
+          (',' <= lookahead && lookahead <= '/') ||
+          lookahead == '=' ||
+          lookahead == '\\' ||
+          ('a' <= lookahead && lookahead <= 'z')) ADVANCE(31);
+      END_STATE();
+    case 30:
+      ACCEPT_TOKEN(sym_string);
+      if (('0' <= lookahead && lookahead <= '9')) ADVANCE(28);
+      if (lookahead == ' ' ||
+          lookahead == '\'' ||
+          (',' <= lookahead && lookahead <= '/') ||
+          lookahead == '=' ||
+          ('A' <= lookahead && lookahead <= 'Z') ||
+          lookahead == '\\' ||
+          ('a' <= lookahead && lookahead <= 'z')) ADVANCE(31);
+      END_STATE();
+    case 31:
       ACCEPT_TOKEN(sym_string);
       if (lookahead == ' ' ||
           lookahead == '\'' ||
@@ -396,12 +429,12 @@ static bool ts_lex(TSLexer *lexer, TSStateId state) {
           lookahead == '=' ||
           ('A' <= lookahead && lookahead <= 'Z') ||
           lookahead == '\\' ||
-          ('a' <= lookahead && lookahead <= 'z')) ADVANCE(27);
+          ('a' <= lookahead && lookahead <= 'z')) ADVANCE(31);
       END_STATE();
-    case 28:
+    case 32:
       ACCEPT_TOKEN(sym_separator);
       END_STATE();
-    case 29:
+    case 33:
       ACCEPT_TOKEN(sym_comment);
       if (lookahead != 0 &&
           lookahead != '\t' &&
@@ -409,7 +442,7 @@ static bool ts_lex(TSLexer *lexer, TSStateId state) {
           lookahead != '\r' &&
           lookahead != ' ' &&
           lookahead != '[' &&
-          lookahead != ']') ADVANCE(29);
+          lookahead != ']') ADVANCE(33);
       END_STATE();
     default:
       return false;
@@ -418,20 +451,22 @@ static bool ts_lex(TSLexer *lexer, TSStateId state) {
 
 static const TSLexMode ts_lex_modes[STATE_COUNT] = {
   [0] = {.lex_state = 0},
-  [1] = {.lex_state = 6},
+  [1] = {.lex_state = 5},
   [2] = {.lex_state = 1},
-  [3] = {.lex_state = 6},
-  [4] = {.lex_state = 6},
+  [3] = {.lex_state = 1},
+  [4] = {.lex_state = 1},
   [5] = {.lex_state = 1},
   [6] = {.lex_state = 1},
-  [7] = {.lex_state = 1},
-  [8] = {.lex_state = 1},
+  [7] = {.lex_state = 5},
+  [8] = {.lex_state = 5},
   [9] = {.lex_state = 1},
   [10] = {.lex_state = 1},
-  [11] = {.lex_state = 6},
-  [12] = {.lex_state = 3},
+  [11] = {.lex_state = 1},
+  [12] = {.lex_state = 1},
   [13] = {.lex_state = 0},
-  [14] = {.lex_state = 0},
+  [14] = {.lex_state = 5},
+  [15] = {.lex_state = 0},
+  [16] = {.lex_state = 0},
 };
 
 static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
@@ -439,15 +474,15 @@ static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
     [ts_builtin_sym_end] = ACTIONS(1),
     [anon_sym_LBRACK] = ACTIONS(1),
     [anon_sym_RBRACK] = ACTIONS(1),
-    [sym_declaration] = ACTIONS(1),
+    [aux_sym_declaration_token1] = ACTIONS(1),
     [sym_number] = ACTIONS(1),
     [sym_separator] = ACTIONS(1),
   },
   [1] = {
-    [sym_source_file] = STATE(13),
-    [sym__statement] = STATE(3),
-    [sym_bracket_statement] = STATE(3),
-    [aux_sym_source_file_repeat1] = STATE(3),
+    [sym_source_file] = STATE(15),
+    [sym__statement] = STATE(7),
+    [sym_bracket_statement] = STATE(7),
+    [aux_sym_source_file_repeat1] = STATE(7),
     [ts_builtin_sym_end] = ACTIONS(3),
     [anon_sym_LBRACK] = ACTIONS(5),
     [sym_comment] = ACTIONS(7),
@@ -455,157 +490,189 @@ static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
 };
 
 static const uint16_t ts_small_parse_table[] = {
-  [0] = 5,
+  [0] = 6,
     ACTIONS(9), 1,
       anon_sym_RBRACK,
-    ACTIONS(13), 1,
+    ACTIONS(11), 1,
+      aux_sym_declaration_token1,
+    ACTIONS(15), 1,
       sym_separator,
+    STATE(4), 1,
+      aux_sym_parameter_list_repeat1,
+    ACTIONS(13), 2,
+      sym_number,
+      sym_string,
+    STATE(11), 2,
+      sym__parameter,
+      sym_reference,
+  [21] = 5,
+    ACTIONS(11), 1,
+      aux_sym_declaration_token1,
+    ACTIONS(17), 1,
+      anon_sym_RBRACK,
+    STATE(5), 1,
+      aux_sym_parameter_list_repeat1,
+    ACTIONS(13), 2,
+      sym_number,
+      sym_string,
+    STATE(11), 2,
+      sym__parameter,
+      sym_reference,
+  [39] = 5,
+    ACTIONS(11), 1,
+      aux_sym_declaration_token1,
+    ACTIONS(17), 1,
+      anon_sym_RBRACK,
     STATE(6), 1,
       aux_sym_parameter_list_repeat1,
-    STATE(9), 1,
-      sym__parameter,
-    ACTIONS(11), 3,
+    ACTIONS(13), 2,
       sym_number,
-      sym_reference,
       sym_string,
-  [18] = 4,
+    STATE(11), 2,
+      sym__parameter,
+      sym_reference,
+  [57] = 5,
+    ACTIONS(11), 1,
+      aux_sym_declaration_token1,
+    ACTIONS(19), 1,
+      anon_sym_RBRACK,
+    STATE(6), 1,
+      aux_sym_parameter_list_repeat1,
+    ACTIONS(13), 2,
+      sym_number,
+      sym_string,
+    STATE(11), 2,
+      sym__parameter,
+      sym_reference,
+  [75] = 5,
+    ACTIONS(21), 1,
+      anon_sym_RBRACK,
+    ACTIONS(23), 1,
+      aux_sym_declaration_token1,
+    STATE(6), 1,
+      aux_sym_parameter_list_repeat1,
+    ACTIONS(26), 2,
+      sym_number,
+      sym_string,
+    STATE(11), 2,
+      sym__parameter,
+      sym_reference,
+  [93] = 4,
     ACTIONS(5), 1,
       anon_sym_LBRACK,
-    ACTIONS(15), 1,
-      ts_builtin_sym_end,
-    ACTIONS(17), 1,
-      sym_comment,
-    STATE(4), 3,
-      sym__statement,
-      sym_bracket_statement,
-      aux_sym_source_file_repeat1,
-  [33] = 4,
-    ACTIONS(19), 1,
-      ts_builtin_sym_end,
-    ACTIONS(21), 1,
-      anon_sym_LBRACK,
-    ACTIONS(24), 1,
-      sym_comment,
-    STATE(4), 3,
-      sym__statement,
-      sym_bracket_statement,
-      aux_sym_source_file_repeat1,
-  [48] = 4,
-    ACTIONS(27), 1,
-      anon_sym_RBRACK,
-    STATE(7), 1,
-      aux_sym_parameter_list_repeat1,
-    STATE(9), 1,
-      sym__parameter,
-    ACTIONS(11), 3,
-      sym_number,
-      sym_reference,
-      sym_string,
-  [63] = 4,
-    ACTIONS(27), 1,
-      anon_sym_RBRACK,
-    STATE(8), 1,
-      aux_sym_parameter_list_repeat1,
-    STATE(9), 1,
-      sym__parameter,
-    ACTIONS(11), 3,
-      sym_number,
-      sym_reference,
-      sym_string,
-  [78] = 4,
     ACTIONS(29), 1,
-      anon_sym_RBRACK,
-    STATE(8), 1,
-      aux_sym_parameter_list_repeat1,
-    STATE(9), 1,
-      sym__parameter,
-    ACTIONS(11), 3,
-      sym_number,
-      sym_reference,
-      sym_string,
-  [93] = 4,
+      ts_builtin_sym_end,
     ACTIONS(31), 1,
-      anon_sym_RBRACK,
-    STATE(8), 1,
-      aux_sym_parameter_list_repeat1,
-    STATE(9), 1,
-      sym__parameter,
-    ACTIONS(33), 3,
-      sym_number,
-      sym_reference,
-      sym_string,
-  [108] = 2,
+      sym_comment,
+    STATE(8), 3,
+      sym__statement,
+      sym_bracket_statement,
+      aux_sym_source_file_repeat1,
+  [108] = 4,
+    ACTIONS(33), 1,
+      ts_builtin_sym_end,
+    ACTIONS(35), 1,
+      anon_sym_LBRACK,
     ACTIONS(38), 1,
+      sym_comment,
+    STATE(8), 3,
+      sym__statement,
+      sym_bracket_statement,
+      aux_sym_source_file_repeat1,
+  [123] = 1,
+    ACTIONS(41), 5,
+      anon_sym_RBRACK,
+      aux_sym_declaration_token1,
+      sym_number,
+      sym_string,
       sym_separator,
-    ACTIONS(36), 4,
+  [131] = 1,
+    ACTIONS(43), 5,
       anon_sym_RBRACK,
+      aux_sym_declaration_token1,
       sym_number,
-      sym_reference,
       sym_string,
-  [118] = 1,
-    ACTIONS(31), 4,
+      sym_separator,
+  [139] = 2,
+    ACTIONS(47), 1,
+      sym_separator,
+    ACTIONS(45), 4,
       anon_sym_RBRACK,
+      aux_sym_declaration_token1,
       sym_number,
-      sym_reference,
       sym_string,
-  [125] = 1,
-    ACTIONS(40), 3,
+  [149] = 1,
+    ACTIONS(21), 4,
+      anon_sym_RBRACK,
+      aux_sym_declaration_token1,
+      sym_number,
+      sym_string,
+  [156] = 3,
+    ACTIONS(49), 1,
+      aux_sym_declaration_token1,
+    STATE(2), 1,
+      sym_declaration,
+    STATE(16), 1,
+      sym_parameter_list,
+  [166] = 1,
+    ACTIONS(51), 3,
       ts_builtin_sym_end,
       anon_sym_LBRACK,
       sym_comment,
-  [131] = 2,
-    ACTIONS(42), 1,
-      sym_declaration,
-    STATE(14), 1,
-      sym_parameter_list,
-  [138] = 1,
-    ACTIONS(44), 1,
+  [172] = 1,
+    ACTIONS(53), 1,
       ts_builtin_sym_end,
-  [142] = 1,
-    ACTIONS(46), 1,
+  [176] = 1,
+    ACTIONS(55), 1,
       anon_sym_RBRACK,
 };
 
 static const uint32_t ts_small_parse_table_map[] = {
   [SMALL_STATE(2)] = 0,
-  [SMALL_STATE(3)] = 18,
-  [SMALL_STATE(4)] = 33,
-  [SMALL_STATE(5)] = 48,
-  [SMALL_STATE(6)] = 63,
-  [SMALL_STATE(7)] = 78,
-  [SMALL_STATE(8)] = 93,
-  [SMALL_STATE(9)] = 108,
-  [SMALL_STATE(10)] = 118,
-  [SMALL_STATE(11)] = 125,
-  [SMALL_STATE(12)] = 131,
-  [SMALL_STATE(13)] = 138,
-  [SMALL_STATE(14)] = 142,
+  [SMALL_STATE(3)] = 21,
+  [SMALL_STATE(4)] = 39,
+  [SMALL_STATE(5)] = 57,
+  [SMALL_STATE(6)] = 75,
+  [SMALL_STATE(7)] = 93,
+  [SMALL_STATE(8)] = 108,
+  [SMALL_STATE(9)] = 123,
+  [SMALL_STATE(10)] = 131,
+  [SMALL_STATE(11)] = 139,
+  [SMALL_STATE(12)] = 149,
+  [SMALL_STATE(13)] = 156,
+  [SMALL_STATE(14)] = 166,
+  [SMALL_STATE(15)] = 172,
+  [SMALL_STATE(16)] = 176,
 };
 
 static const TSParseActionEntry ts_parse_actions[] = {
   [0] = {.entry = {.count = 0, .reusable = false}},
   [1] = {.entry = {.count = 1, .reusable = false}}, RECOVER(),
   [3] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_source_file, 0),
-  [5] = {.entry = {.count = 1, .reusable = true}}, SHIFT(12),
-  [7] = {.entry = {.count = 1, .reusable = true}}, SHIFT(3),
+  [5] = {.entry = {.count = 1, .reusable = true}}, SHIFT(13),
+  [7] = {.entry = {.count = 1, .reusable = true}}, SHIFT(7),
   [9] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_parameter_list, 1),
-  [11] = {.entry = {.count = 1, .reusable = false}}, SHIFT(9),
-  [13] = {.entry = {.count = 1, .reusable = false}}, SHIFT(5),
-  [15] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_source_file, 1),
-  [17] = {.entry = {.count = 1, .reusable = true}}, SHIFT(4),
-  [19] = {.entry = {.count = 1, .reusable = true}}, REDUCE(aux_sym_source_file_repeat1, 2),
-  [21] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_source_file_repeat1, 2), SHIFT_REPEAT(12),
-  [24] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_source_file_repeat1, 2), SHIFT_REPEAT(4),
-  [27] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_parameter_list, 2),
-  [29] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_parameter_list, 3),
-  [31] = {.entry = {.count = 1, .reusable = false}}, REDUCE(aux_sym_parameter_list_repeat1, 2),
-  [33] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_parameter_list_repeat1, 2), SHIFT_REPEAT(9),
-  [36] = {.entry = {.count = 1, .reusable = false}}, REDUCE(aux_sym_parameter_list_repeat1, 1),
-  [38] = {.entry = {.count = 1, .reusable = false}}, SHIFT(10),
-  [40] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_bracket_statement, 3),
-  [42] = {.entry = {.count = 1, .reusable = true}}, SHIFT(2),
-  [44] = {.entry = {.count = 1, .reusable = true}},  ACCEPT_INPUT(),
-  [46] = {.entry = {.count = 1, .reusable = true}}, SHIFT(11),
+  [11] = {.entry = {.count = 1, .reusable = false}}, SHIFT(10),
+  [13] = {.entry = {.count = 1, .reusable = false}}, SHIFT(11),
+  [15] = {.entry = {.count = 1, .reusable = false}}, SHIFT(3),
+  [17] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_parameter_list, 2),
+  [19] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_parameter_list, 3),
+  [21] = {.entry = {.count = 1, .reusable = false}}, REDUCE(aux_sym_parameter_list_repeat1, 2),
+  [23] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_parameter_list_repeat1, 2), SHIFT_REPEAT(10),
+  [26] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_parameter_list_repeat1, 2), SHIFT_REPEAT(11),
+  [29] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_source_file, 1),
+  [31] = {.entry = {.count = 1, .reusable = true}}, SHIFT(8),
+  [33] = {.entry = {.count = 1, .reusable = true}}, REDUCE(aux_sym_source_file_repeat1, 2),
+  [35] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_source_file_repeat1, 2), SHIFT_REPEAT(13),
+  [38] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_source_file_repeat1, 2), SHIFT_REPEAT(8),
+  [41] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_declaration, 1),
+  [43] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_reference, 1),
+  [45] = {.entry = {.count = 1, .reusable = false}}, REDUCE(aux_sym_parameter_list_repeat1, 1),
+  [47] = {.entry = {.count = 1, .reusable = false}}, SHIFT(12),
+  [49] = {.entry = {.count = 1, .reusable = true}}, SHIFT(9),
+  [51] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_bracket_statement, 3),
+  [53] = {.entry = {.count = 1, .reusable = true}},  ACCEPT_INPUT(),
+  [55] = {.entry = {.count = 1, .reusable = true}}, SHIFT(14),
 };
 
 #ifdef __cplusplus