common/json-schema-to-grammar : align spacing rules with parsers (#24835)

diff --git a/common/json-schema-to-grammar.cpp b/common/json-schema-to-grammar.cpp
index e2c4d6ce22e536e3c69115fae40ad14fe5516c22..b18607cd6542d2f1b38d929255080f161941c198 100644 (file)
--- a/common/json-schema-to-grammar.cpp
+++ b/common/json-schema-to-grammar.cpp
@@ -233,27 +233,27 @@ struct BuiltinRule {
 };
 
 static std::unordered_map<std::string, BuiltinRule> PRIMITIVE_RULES = {
-    {"boolean", {"(\"true\" | \"false\") space", {}}},
+    {"boolean", {"(\"true\" | \"false\")", {}}},
     {"decimal-part", {"[0-9]{1,16}", {}}},
     {"integral-part", {"[0] | [1-9] [0-9]{0,15}", {}}},
-    {"number", {"(\"-\"? integral-part) (\".\" decimal-part)? ([eE] [-+]? integral-part)? space", {"integral-part", "decimal-part"}}},
-    {"integer", {"(\"-\"? integral-part) space", {"integral-part"}}},
+    {"number", {"(\"-\"? integral-part) (\".\" decimal-part)? ([eE] [-+]? integral-part)?", {"integral-part", "decimal-part"}}},
+    {"integer", {"(\"-\"? integral-part)", {"integral-part"}}},
     {"value", {"object | array | string | number | boolean | null", {"object", "array", "string", "number", "boolean", "null"}}},
-    {"object", {"\"{\" space ( string \":\" space value (\",\" space string \":\" space value)* )? \"}\" space", {"string", "value"}}},
-    {"array", {"\"[\" space ( value (\",\" space value)* )? \"]\" space", {"value"}}},
-    {"uuid", {"\"\\\"\" [0-9a-fA-F]{8} \"-\" [0-9a-fA-F]{4} \"-\" [0-9a-fA-F]{4} \"-\" [0-9a-fA-F]{4} \"-\" [0-9a-fA-F]{12} \"\\\"\" space", {}}},
+    {"object", {"\"{\" space ( string \":\" space value (\",\" space string \":\" space value)* )? space \"}\"", {"string", "value"}}},
+    {"array", {"\"[\" space ( value (\",\" space value)* )? space \"]\"", {"value"}}},
+    {"uuid", {"\"\\\"\" [0-9a-fA-F]{8} \"-\" [0-9a-fA-F]{4} \"-\" [0-9a-fA-F]{4} \"-\" [0-9a-fA-F]{4} \"-\" [0-9a-fA-F]{12} \"\\\"\"", {}}},
     {"char",   {"[^\"\\\\\\x7F\\x00-\\x1F] | [\\\\] ([\"\\\\bfnrt] | \"u\" [0-9a-fA-F]{4})", {}}},
-    {"string", {"\"\\\"\" char* \"\\\"\" space", {"char"}}},
-    {"null", {"\"null\" space", {}}},
+    {"string", {"\"\\\"\" char* \"\\\"\"", {"char"}}},
+    {"null", {"\"null\"", {}}},
 };
 
 static std::unordered_map<std::string, BuiltinRule> STRING_FORMAT_RULES = {
     {"date", {"[0-9]{4} \"-\" ( \"0\" [1-9] | \"1\" [0-2] ) \"-\" ( \"0\" [1-9] | [1-2] [0-9] | \"3\" [0-1] )", {}}},
     {"time", {"([01] [0-9] | \"2\" [0-3]) \":\" [0-5] [0-9] \":\" [0-5] [0-9] ( \".\" [0-9]{3} )? ( \"Z\" | ( \"+\" | \"-\" ) ( [01] [0-9] | \"2\" [0-3] ) \":\" [0-5] [0-9] )", {}}},
     {"date-time", {"date \"T\" time", {"date", "time"}}},
-    {"date-string", {"\"\\\"\" date \"\\\"\" space", {"date"}}},
-    {"time-string", {"\"\\\"\" time \"\\\"\" space", {"time"}}},
-    {"date-time-string", {"\"\\\"\" date-time \"\\\"\" space", {"date-time"}}}
+    {"date-string", {"\"\\\"\" date \"\\\"\"", {"date"}}},
+    {"time-string", {"\"\\\"\" time \"\\\"\"", {"time"}}},
+    {"date-time-string", {"\"\\\"\" date-time \"\\\"\"", {"date-time"}}}
 };
 
 static bool is_reserved_name(const std::string & name) {
@@ -551,16 +551,16 @@ private:
             }
             return join_seq();
         };
-        return _add_rule(name, "\"\\\"\" (" + to_rule(transform()) + ") \"\\\"\" space");
+        return _add_rule(name, "\"\\\"\" (" + to_rule(transform()) + ") \"\\\"\"");
     }
 
     /*
         Returns a rule that matches a JSON string that is none of the provided strings
 
         not_strings({"a"})
-            -> ["] ( [a] char+ | [^"a] char* )? ["] space
+            -> ["] ( [a] char+ | [^"a] char* )? ["]
         not_strings({"and", "also"})
-            -> ["] ( [a] ([l] ([s] ([o] char+ | [^"o] char*) | [^"s] char*) | [n] ([d] char+ | [^"d] char*) | [^"ln] char*) | [^"a] char* )? ["] space
+            -> ["] ( [a] ([l] ([s] ([o] char+ | [^"o] char*) | [^"s] char*) | [n] ([d] char+ | [^"d] char*) | [^"ln] char*) | [^"a] char* )? ["]
     */
     std::string _not_strings(const std::vector<std::string> & strings) {
 
@@ -619,7 +619,7 @@ private:
         if (!trie.is_end_of_string) {
             out << "?";
         }
-        out << " [\"] space";
+        out << " [\"]";
         return out.str();
     }
 
@@ -725,7 +725,7 @@ private:
             rule += " )?";
         }
 
-        rule += " \"}\" space";
+        rule += " space \"}\"";
 
         return rule;
     }
@@ -858,14 +858,14 @@ public:
             return _add_rule(rule_name, _generate_union_rule(name, schema_types));
         }
         if (schema.contains("const")) {
-            return _add_rule(rule_name, _generate_constant_rule(schema["const"]) + " space");
+            return _add_rule(rule_name, _generate_constant_rule(schema["const"]));
         }
         if (schema.contains("enum")) {
             std::vector<std::string> enum_values;
             for (const auto & v : schema["enum"]) {
                 enum_values.push_back(_generate_constant_rule(v));
             }
-            return _add_rule(rule_name, "(" + string_join(enum_values, " | ") + ") space");
+            return _add_rule(rule_name, "(" + string_join(enum_values, " | ") + ")");
         }
         if ((schema_type.is_null() || schema_type == "object")
                 && (schema.contains("properties") ||
@@ -933,7 +933,7 @@ public:
                     }
                 }
                 if (!enum_intersection.empty()) {
-                    return _add_rule(rule_name, "(" + string_join(enum_intersection, " | ") + ") space");
+                    return _add_rule(rule_name, "(" + string_join(enum_intersection, " | ") + ")");
                 }
             }
             return _add_rule(rule_name, _build_object_rule(properties, required, hybrid_name, json()));
@@ -948,7 +948,7 @@ public:
                     }
                     rule += visit(items[i], name + (name.empty() ? "" : "-") + "tuple-" + std::to_string(i));
                 }
-                rule += " \"]\" space";
+                rule += " space \"]\"";
                 return _add_rule(rule_name, rule);
             }
             std::string item_rule_name = visit(items, name + (name.empty() ? "" : "-") + "item");
@@ -956,7 +956,7 @@ public:
             json max_items_json = schema.contains("maxItems") ? schema["maxItems"] : json();
             int max_items = max_items_json.is_number_integer() ? max_items_json.get<int>() : std::numeric_limits<int>::max();
 
-            return _add_rule(rule_name, "\"[\" space " + build_repetition(item_rule_name, min_items, max_items, "\",\" space") + " \"]\" space");
+            return _add_rule(rule_name, "\"[\" space " + build_repetition(item_rule_name, min_items, max_items, "\",\" space") + " space \"]\"");
         }
         if ((schema_type.is_null() || schema_type == "string") && schema.contains("pattern")) {
             return _visit_pattern(schema["pattern"], rule_name);
@@ -972,7 +972,7 @@ public:
             std::string char_rule = _add_primitive("char", PRIMITIVE_RULES.at("char"));
             int min_len = schema.contains("minLength") ? schema["minLength"].get<int>() : 0;
             int max_len = schema.contains("maxLength") ? schema["maxLength"].get<int>() : std::numeric_limits<int>::max();
-            return _add_rule(rule_name, "\"\\\"\" " + build_repetition(char_rule, min_len, max_len) + " \"\\\"\" space");
+            return _add_rule(rule_name, "\"\\\"\" " + build_repetition(char_rule, min_len, max_len) + " \"\\\"\"");
         }
         if (schema_type == "integer" && (schema.contains("minimum") || schema.contains("exclusiveMinimum") || schema.contains("maximum") || schema.contains("exclusiveMaximum"))) {
             int64_t min_value = std::numeric_limits<int64_t>::min();
@@ -990,7 +990,7 @@ public:
             std::stringstream out;
             out << "(";
             build_min_max_int(min_value, max_value, out);
-            out << ") space";
+            out << ")";
             return _add_rule(rule_name, out.str());
         }
         if (schema.empty() || schema_type == "object") {

diff --git a/common/peg-parser.cpp b/common/peg-parser.cpp
index d4b491a80ea4c43a1a44dcbfa5cfe3a6ae6159ae..ff0d24d43f892e7187ffa734055bfdc964ee251d 100644 (file)
--- a/common/peg-parser.cpp
+++ b/common/peg-parser.cpp
@@ -1342,7 +1342,7 @@ common_peg_parser common_peg_parser_builder::json_object() {
 common_peg_parser common_peg_parser_builder::json_array() {
     return rule("json-array", [this]() {
         auto ws = space();
-        auto elements = sequence({json(), zero_or_more(sequence({literal(","), ws, json()}))});
+        auto elements = sequence({json(), zero_or_more(sequence({ws, literal(","), ws, json()}))});
         return sequence({
             literal("["),
             ws,

diff --git a/examples/json_schema_to_grammar.py b/examples/json_schema_to_grammar.py
index 077fcfacac2efff5c3db97b90fce67f311386ee3..83abd259da57fb6384b4e4281f18875a05cc3d73 100755 (executable)
--- a/examples/json_schema_to_grammar.py
+++ b/examples/json_schema_to_grammar.py
@@ -198,18 +198,18 @@ class BuiltinRule:
 SPACE_RULE = '| " " | "\\n"{1,2} [ \\t]{0,20}'
 
 PRIMITIVE_RULES = {
-    'boolean'      : BuiltinRule('("true" | "false") space', []),
+    'boolean'      : BuiltinRule('("true" | "false")', []),
     'decimal-part' : BuiltinRule('[0-9]{1,16}', []),
     'integral-part': BuiltinRule('[0] | [1-9] [0-9]{0,15}', []),
-    'number'       : BuiltinRule('("-"? integral-part) ("." decimal-part)? ([eE] [-+]? integral-part)? space', ['integral-part', 'decimal-part']),
-    'integer'      : BuiltinRule('("-"? integral-part) space', ['integral-part']),
+    'number'       : BuiltinRule('("-"? integral-part) ("." decimal-part)? ([eE] [-+]? integral-part)?', ['integral-part', 'decimal-part']),
+    'integer'      : BuiltinRule('("-"? integral-part)', ['integral-part']),
     'value'        : BuiltinRule('object | array | string | number | boolean | null', ['object', 'array', 'string', 'number', 'boolean', 'null']),
-    'object'       : BuiltinRule('"{" space ( string ":" space value ("," space string ":" space value)* )? "}" space', ['string', 'value']),
-    'array'        : BuiltinRule('"[" space ( value ("," space value)* )? "]" space', ['value']),
-    'uuid'         : BuiltinRule(r'"\"" [0-9a-fA-F]{8} "-" [0-9a-fA-F]{4} "-" [0-9a-fA-F]{4} "-" [0-9a-fA-F]{4} "-" [0-9a-fA-F]{12} "\"" space', []),
+    'object'       : BuiltinRule('"{" space ( string ":" space value ("," space string ":" space value)* )? space "}"', ['string', 'value']),
+    'array'        : BuiltinRule('"[" space ( value ("," space value)* )? space "]"', ['value']),
+    'uuid'         : BuiltinRule(r'"\"" [0-9a-fA-F]{8} "-" [0-9a-fA-F]{4} "-" [0-9a-fA-F]{4} "-" [0-9a-fA-F]{4} "-" [0-9a-fA-F]{12} "\""', []),
     'char'         : BuiltinRule(r'[^"\\\x7F\x00-\x1F] | [\\] (["\\bfnrt] | "u" [0-9a-fA-F]{4})', []),
-    'string'       : BuiltinRule(r'"\"" char* "\"" space', ['char']),
-    'null'         : BuiltinRule('"null" space', []),
+    'string'       : BuiltinRule(r'"\"" char* "\""', ['char']),
+    'null'         : BuiltinRule('"null"', []),
 }
 
 # TODO: support "uri", "email" string formats
@@ -217,9 +217,9 @@ STRING_FORMAT_RULES = {
     'date'            : BuiltinRule('[0-9]{4} "-" ( "0" [1-9] | "1" [0-2] ) "-" ( \"0\" [1-9] | [1-2] [0-9] | "3" [0-1] )', []),
     'time'            : BuiltinRule('([01] [0-9] | "2" [0-3]) ":" [0-5] [0-9] ":" [0-5] [0-9] ( "." [0-9]{3} )? ( "Z" | ( "+" | "-" ) ( [01] [0-9] | "2" [0-3] ) ":" [0-5] [0-9] )', []),
     'date-time'       : BuiltinRule('date "T" time', ['date', 'time']),
-    'date-string'     : BuiltinRule('"\\"" date "\\"" space', ['date']),
-    'time-string'     : BuiltinRule('"\\"" time "\\"" space', ['time']),
-    'date-time-string': BuiltinRule('"\\"" date-time "\\"" space', ['date-time']),
+    'date-string'     : BuiltinRule('"\\"" date "\\""', ['date']),
+    'time-string'     : BuiltinRule('"\\"" time "\\""', ['time']),
+    'date-time-string': BuiltinRule('"\\"" date-time "\\""', ['date-time']),
 }
 
 DOTALL = '[\\U00000000-\\U0010FFFF]'
@@ -319,7 +319,7 @@ class SchemaConverter:
                 out.append(f'[^"{"".join(rejects)}] {char_rule}*')
         visit(trie)
 
-        out.append(f' ){"" if trie.is_end_of_string else "?"} ["] space')
+        out.append(f' ){"" if trie.is_end_of_string else "?"} ["]')
         return ''.join(out)
 
     def _add_rule(self, name, rule):
@@ -549,7 +549,7 @@ class SchemaConverter:
         return self._add_rule(
             name,
             to_rule(transform()) if self._raw_pattern \
-                else "\"\\\"\" (" + to_rule(transform()) + ") \"\\\"\" space")
+                else "\"\\\"\" (" + to_rule(transform()) + ") \"\\\"\"")
 
 
     def _resolve_ref(self, ref):
@@ -580,10 +580,10 @@ class SchemaConverter:
             return self._add_rule(rule_name, self._generate_union_rule(name, [{**schema, 'type': t} for t in schema_type]))
 
         elif 'const' in schema:
-            return self._add_rule(rule_name, self._generate_constant_rule(schema['const']) + ' space')
+            return self._add_rule(rule_name, self._generate_constant_rule(schema['const']))
 
         elif 'enum' in schema:
-            rule = '(' + ' | '.join((self._generate_constant_rule(v) for v in schema['enum'])) + ') space'
+            rule = '(' + ' | '.join((self._generate_constant_rule(v) for v in schema['enum'])) + ')'
             return self._add_rule(rule_name, rule)
 
         elif schema_type in (None, 'object') and \
@@ -624,7 +624,7 @@ class SchemaConverter:
                     enum_intersection &= s
 
                 if enum_intersection:
-                    rule = '(' + ' | '.join((self._generate_constant_rule(v) for v in sorted(enum_intersection))) + ') space'
+                    rule = '(' + ' | '.join((self._generate_constant_rule(v) for v in sorted(enum_intersection))) + ')'
                     return self._add_rule(rule_name, rule)
 
             return self._add_rule(rule_name, self._build_object_rule(properties, required, hybrid_name, additional_properties=None))
@@ -638,12 +638,12 @@ class SchemaConverter:
                     ' "," space '.join(
                         self.visit(item, f'{name}{"-" if name else ""}tuple-{i}')
                         for i, item in enumerate(items)) +
-                    ' "]" space')
+                    ' space "]"')
             else:
                 item_rule_name = self.visit(items, f'{name}{"-" if name else ""}item')
                 min_items = schema.get("minItems", 0)
                 max_items = schema.get("maxItems")
-                return self._add_rule(rule_name, '"[" space ' + _build_repetition(item_rule_name, min_items, max_items, separator_rule='"," space') + ' "]" space')
+                return self._add_rule(rule_name, '"[" space ' + _build_repetition(item_rule_name, min_items, max_items, separator_rule='"," space') + ' space "]"')
 
         elif schema_type in (None, 'string') and 'pattern' in schema:
             return self._visit_pattern(schema['pattern'], rule_name)
@@ -663,7 +663,7 @@ class SchemaConverter:
             min_len = schema.get('minLength', 0)
             max_len = schema.get('maxLength')
 
-            return self._add_rule(rule_name, r'"\"" ' + _build_repetition(char_rule, min_len, max_len) + r' "\"" space')
+            return self._add_rule(rule_name, r'"\"" ' + _build_repetition(char_rule, min_len, max_len) + r' "\""')
 
         elif schema_type in (None, 'integer') and \
                 ('minimum' in schema or 'exclusiveMinimum' in schema or 'maximum' in schema or 'exclusiveMaximum' in schema):
@@ -680,7 +680,7 @@ class SchemaConverter:
 
             out = ["("]
             _generate_min_max_int(min_value, max_value, out)
-            out.append(") space")
+            out.append(")")
             return self._add_rule(rule_name, ''.join(out))
 
         elif (schema_type == 'object') or (len(schema) == 0):
@@ -765,7 +765,7 @@ class SchemaConverter:
                 rule += ' )'
             rule += ' )?'
 
-        rule += ' "}" space'
+        rule += ' space "}"'
 
         return rule
 

diff --git a/tests/test-chat.cpp b/tests/test-chat.cpp
index 902a4c135abe79ad8cd106509b24e3982e21b233..30aa35e137bdde4b89661c1ab8187250437b8579 100644 (file)
--- a/tests/test-chat.cpp
+++ b/tests/test-chat.cpp
@@ -5022,14 +5022,14 @@ static void test_template_output_peg_parsers(bool detailed_debug) {
         tst.test("Hello, world!\nWhat's up?").tools({ special_function_tool }).expect(message_assist).expect_reconstruction().run();
 
         tst.test(
-             "```json\n\"42\" \n```")
+             "```json\n\"42\"\n```")
             .reasoning_format(COMMON_REASONING_FORMAT_AUTO)
             .json_schema(const_schema)
             .expect_content(R"("42")")
             .run();
 
         tst.test(
-             "\"42\" \n")
+             "\"42\"\n")
             .reasoning_format(COMMON_REASONING_FORMAT_AUTO)
             .json_schema(const_schema)
             .expect_content(R"("42")")

diff --git a/tests/test-json-schema-to-grammar.cpp b/tests/test-json-schema-to-grammar.cpp
index b4362852c392713e3772e98eb0404a63cab93cef..f095274cd1145eab1a7334acb0e2f22129e72799 100755 (executable)
--- a/tests/test-json-schema-to-grammar.cpp
+++ b/tests/test-json-schema-to-grammar.cpp
@@ -92,7 +92,7 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "minimum": 0
         })""",
         R"""(
-            root ::= ([0] | [1-9] [0-9]{0,15}) space
+            root ::= ([0] | [1-9] [0-9]{0,15})
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -105,7 +105,7 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "minimum": 1
         })""",
         R"""(
-            root ::= ([1-9] [0-9]{0,15}) space
+            root ::= ([1-9] [0-9]{0,15})
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -118,7 +118,7 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "minimum": 3
         })""",
         R"""(
-            root ::= ([1-2] [0-9]{1,15} | [3-9] [0-9]{0,15}) space
+            root ::= ([1-2] [0-9]{1,15} | [3-9] [0-9]{0,15})
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -131,7 +131,7 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "minimum": 9
         })""",
         R"""(
-            root ::= ([1-8] [0-9]{1,15} | [9] [0-9]{0,15}) space
+            root ::= ([1-8] [0-9]{1,15} | [9] [0-9]{0,15})
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -144,7 +144,7 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "minimum": 10
         })""",
         R"""(
-            root ::= ([1] ([0-9]{1,15}) | [2-9] [0-9]{1,15}) space
+            root ::= ([1] ([0-9]{1,15}) | [2-9] [0-9]{1,15})
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -157,7 +157,7 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "minimum": 25
         })""",
         R"""(
-            root ::= ([1] [0-9]{2,15} | [2] ([0-4] [0-9]{1,14} | [5-9] [0-9]{0,14}) | [3-9] [0-9]{1,15}) space
+            root ::= ([1] [0-9]{2,15} | [2] ([0-4] [0-9]{1,14} | [5-9] [0-9]{0,14}) | [3-9] [0-9]{1,15})
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -170,7 +170,7 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "maximum": 30
         })""",
         R"""(
-            root ::= ("-" [1-9] [0-9]{0,15} | [0-9] | ([1-2] [0-9] | [3] "0")) space
+            root ::= ("-" [1-9] [0-9]{0,15} | [0-9] | ([1-2] [0-9] | [3] "0"))
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -183,7 +183,7 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "minimum": -5
         })""",
         R"""(
-            root ::= ("-" ([0-5]) | [0] | [1-9] [0-9]{0,15}) space
+            root ::= ("-" ([0-5]) | [0] | [1-9] [0-9]{0,15})
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -196,7 +196,7 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "minimum": -123
         })""",
         R"""(
-            root ::= ("-" ([0-9] | ([1-8] [0-9] | [9] [0-9]) | "1" ([0-1] [0-9] | [2] [0-3])) | [0] | [1-9] [0-9]{0,15}) space
+            root ::= ("-" ([0-9] | ([1-8] [0-9] | [9] [0-9]) | "1" ([0-1] [0-9] | [2] [0-3])) | [0] | [1-9] [0-9]{0,15})
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -209,7 +209,7 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "maximum": -5
         })""",
         R"""(
-            root ::= ("-" ([0-4] [0-9]{1,15} | [5-9] [0-9]{0,15})) space
+            root ::= ("-" ([0-4] [0-9]{1,15} | [5-9] [0-9]{0,15}))
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -222,7 +222,7 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "maximum": 1
         })""",
         R"""(
-            root ::= ("-" [1-9] [0-9]{0,15} | [0-1]) space
+            root ::= ("-" [1-9] [0-9]{0,15} | [0-1])
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -235,7 +235,7 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "maximum": 100
         })""",
         R"""(
-            root ::= ("-" [1-9] [0-9]{0,15} | [0-9] | ([1-8] [0-9] | [9] [0-9]) | "100") space
+            root ::= ("-" [1-9] [0-9]{0,15} | [0-9] | ([1-8] [0-9] | [9] [0-9]) | "100")
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -249,7 +249,7 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "maximum": 23
         })""",
         R"""(
-            root ::= ([0-9] | ([1] [0-9] | [2] [0-3])) space
+            root ::= ([0-9] | ([1] [0-9] | [2] [0-3]))
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -263,7 +263,7 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "maximum": 300
         })""",
         R"""(
-            root ::= (([1] ([5-9]) | [2-9] [0-9]) | ([1-2] [0-9]{2} | [3] "00")) space
+            root ::= (([1] ([5-9]) | [2-9] [0-9]) | ([1-2] [0-9]{2} | [3] "00"))
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -277,7 +277,7 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "maximum": 30
         })""",
         R"""(
-            root ::= ([5-9] | ([1-2] [0-9] | [3] "0")) space
+            root ::= ([5-9] | ([1-2] [0-9] | [3] "0"))
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -291,7 +291,7 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "maximum": 42
         })""",
         R"""(
-            root ::= ("-" ([0-9] | ([1-8] [0-9] | [9] [0-9]) | "1" ([0-1] [0-9] | [2] [0-3])) | [0-9] | ([1-3] [0-9] | [4] [0-2])) space
+            root ::= ("-" ([0-9] | ([1-8] [0-9] | [9] [0-9]) | "1" ([0-1] [0-9] | [2] [0-3])) | [0-9] | ([1-3] [0-9] | [4] [0-2]))
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -305,7 +305,7 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "maximum": 10
         })""",
         R"""(
-            root ::= ("-" ([0-9] | "10") | [0-9] | "10") space
+            root ::= ("-" ([0-9] | "10") | [0-9] | "10")
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -333,17 +333,17 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
         "empty schema (object)",
         "{}",
         R"""(
-            array ::= "[" space ( value ("," space value)* )? "]" space
-            boolean ::= ("true" | "false") space
+            array ::= "[" space ( value ("," space value)* )? space "]"
+            boolean ::= ("true" | "false")
             char ::= [^"\\\x7F\x00-\x1F] | [\\] (["\\bfnrt] | "u" [0-9a-fA-F]{4})
             decimal-part ::= [0-9]{1,16}
             integral-part ::= [0] | [1-9] [0-9]{0,15}
-            null ::= "null" space
-            number ::= ("-"? integral-part) ("." decimal-part)? ([eE] [-+]? integral-part)? space
-            object ::= "{" space ( string ":" space value ("," space string ":" space value)* )? "}" space
+            null ::= "null"
+            number ::= ("-"? integral-part) ("." decimal-part)? ([eE] [-+]? integral-part)?
+            object ::= "{" space ( string ":" space value ("," space string ":" space value)* )? space "}"
             root ::= object
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
-            string ::= "\"" char* "\"" space
+            string ::= "\"" char* "\""
             value ::= object | array | string | number | boolean | null
         )"""
     });
@@ -361,17 +361,17 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
         })""",
         R"""(
             date ::= [0-9]{4} "-" ( "0" [1-9] | "1" [0-2] ) "-" ( "0" [1-9] | [1-2] [0-9] | "3" [0-1] )
-            date-string ::= "\"" date "\"" space
+            date-string ::= "\"" date "\""
             date-time ::= date "T" time
-            date-time-string ::= "\"" date-time "\"" space
-            root ::= "[" space tuple-0 "," space uuid "," space tuple-2 "," space tuple-3 "]" space
+            date-time-string ::= "\"" date-time "\""
+            root ::= "[" space tuple-0 "," space uuid "," space tuple-2 "," space tuple-3 space "]"
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
             time ::= ([01] [0-9] | "2" [0-3]) ":" [0-5] [0-9] ":" [0-5] [0-9] ( "." [0-9]{3} )? ( "Z" | ( "+" | "-" ) ( [01] [0-9] | "2" [0-3] ) ":" [0-5] [0-9] )
-            time-string ::= "\"" time "\"" space
+            time-string ::= "\"" time "\""
             tuple-0 ::= date-string
             tuple-2 ::= time-string
             tuple-3 ::= date-time-string
-            uuid ::= "\"" [0-9a-fA-F]{8} "-" [0-9a-fA-F]{4} "-" [0-9a-fA-F]{4} "-" [0-9a-fA-F]{4} "-" [0-9a-fA-F]{12} "\"" space
+            uuid ::= "\"" [0-9a-fA-F]{8} "-" [0-9a-fA-F]{4} "-" [0-9a-fA-F]{4} "-" [0-9a-fA-F]{4} "-" [0-9a-fA-F]{12} "\""
         )"""
     });
 
@@ -383,7 +383,7 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
         })""",
         R"""(
             char ::= [^"\\\x7F\x00-\x1F] | [\\] (["\\bfnrt] | "u" [0-9a-fA-F]{4})
-            root ::= "\"" char* "\"" space
+            root ::= "\"" char* "\""
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -397,7 +397,7 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
         })""",
         R"""(
             char ::= [^"\\\x7F\x00-\x1F] | [\\] (["\\bfnrt] | "u" [0-9a-fA-F]{4})
-            root ::= "\"" char+ "\"" space
+            root ::= "\"" char+ "\""
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -411,7 +411,7 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
         })""",
         R"""(
             char ::= [^"\\\x7F\x00-\x1F] | [\\] (["\\bfnrt] | "u" [0-9a-fA-F]{4})
-            root ::= "\"" char{3,} "\"" space
+            root ::= "\"" char{3,} "\""
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -425,7 +425,7 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
         })""",
         R"""(
             char ::= [^"\\\x7F\x00-\x1F] | [\\] (["\\bfnrt] | "u" [0-9a-fA-F]{4})
-            root ::= "\"" char{0,3} "\"" space
+            root ::= "\"" char{0,3} "\""
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -440,7 +440,7 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
         })""",
         R"""(
             char ::= [^"\\\x7F\x00-\x1F] | [\\] (["\\bfnrt] | "u" [0-9a-fA-F]{4})
-            root ::= "\"" char{1,4} "\"" space
+            root ::= "\"" char{1,4} "\""
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -452,7 +452,7 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "type": "boolean"
         })""",
         R"""(
-            root ::= ("true" | "false") space
+            root ::= ("true" | "false")
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -465,7 +465,7 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
         })""",
         R"""(
             integral-part ::= [0] | [1-9] [0-9]{0,15}
-            root ::= ("-"? integral-part) space
+            root ::= ("-"? integral-part)
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -477,7 +477,7 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "const": "foo"
         })""",
         R"""(
-            root ::= "\"foo\"" space
+            root ::= "\"foo\""
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -489,7 +489,7 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "const": 123
         })""",
         R"""(
-            root ::= "123" space
+            root ::= "123"
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -501,7 +501,7 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "enum": ["red", "amber", "green", null, 42, ["foo"]]
         })""",
         R"""(
-            root ::= ("\"red\"" | "\"amber\"" | "\"green\"" | "null" | "42" | "[\"foo\"]") space
+            root ::= ("\"red\"" | "\"amber\"" | "\"green\"" | "null" | "42" | "[\"foo\"]")
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -515,9 +515,9 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
         })""",
         R"""(
             char ::= [^"\\\x7F\x00-\x1F] | [\\] (["\\bfnrt] | "u" [0-9a-fA-F]{4})
-            root ::= "[" space (string ("," space string)*)? "]" space
+            root ::= "[" space (string ("," space string)*)? space "]"
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
-            string ::= "\"" char* "\"" space
+            string ::= "\"" char* "\""
         )"""
     });
 
@@ -529,12 +529,12 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "prefixItems": { "type": "string" }
         })""",
         R"""(
-            alternative-0 ::= "[" space (string ("," space string)*)? "]" space
+            alternative-0 ::= "[" space (string ("," space string)*)? space "]"
             char ::= [^"\\\x7F\x00-\x1F] | [\\] (["\\bfnrt] | "u" [0-9a-fA-F]{4})
-            null ::= "null" space
+            null ::= "null"
             root ::= alternative-0 | null
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
-            string ::= "\"" char* "\"" space
+            string ::= "\"" char* "\""
         )"""
     });
 
@@ -546,9 +546,9 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
         })""",
         R"""(
             char ::= [^"\\\x7F\x00-\x1F] | [\\] (["\\bfnrt] | "u" [0-9a-fA-F]{4})
-            root ::= "[" space string "]" space
+            root ::= "[" space string space "]"
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
-            string ::= "\"" char* "\"" space
+            string ::= "\"" char* "\""
         )"""
     });
 
@@ -562,10 +562,10 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             char ::= [^"\\\x7F\x00-\x1F] | [\\] (["\\bfnrt] | "u" [0-9a-fA-F]{4})
             decimal-part ::= [0-9]{1,16}
             integral-part ::= [0] | [1-9] [0-9]{0,15}
-            number ::= ("-"? integral-part) ("." decimal-part)? ([eE] [-+]? integral-part)? space
-            root ::= "[" space string "," space number "]" space
+            number ::= ("-"? integral-part) ("." decimal-part)? ([eE] [-+]? integral-part)?
+            root ::= "[" space string "," space number space "]"
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
-            string ::= "\"" char* "\"" space
+            string ::= "\"" char* "\""
         )"""
     });
 
@@ -577,18 +577,18 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "items": {}
         })""",
         R"""(
-            array ::= "[" space ( value ("," space value)* )? "]" space
-            boolean ::= ("true" | "false") space
+            array ::= "[" space ( value ("," space value)* )? space "]"
+            boolean ::= ("true" | "false")
             char ::= [^"\\\x7F\x00-\x1F] | [\\] (["\\bfnrt] | "u" [0-9a-fA-F]{4})
             decimal-part ::= [0-9]{1,16}
             integral-part ::= [0] | [1-9] [0-9]{0,15}
             item ::= object
-            null ::= "null" space
-            number ::= ("-"? integral-part) ("." decimal-part)? ([eE] [-+]? integral-part)? space
-            object ::= "{" space ( string ":" space value ("," space string ":" space value)* )? "}" space
-            root ::= "[" space (item ("," space item)*)? "]" space
+            null ::= "null"
+            number ::= ("-"? integral-part) ("." decimal-part)? ([eE] [-+]? integral-part)?
+            object ::= "{" space ( string ":" space value ("," space string ":" space value)* )? space "}"
+            root ::= "[" space (item ("," space item)*)? space "]"
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
-            string ::= "\"" char* "\"" space
+            string ::= "\"" char* "\""
             value ::= object | array | string | number | boolean | null
         )"""
     });
@@ -602,18 +602,18 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "prefixItems": { "type": "string" }
         })""",
         R"""(
-            array ::= "[" space ( value ("," space value)* )? "]" space
-            boolean ::= ("true" | "false") space
+            array ::= "[" space ( value ("," space value)* )? space "]"
+            boolean ::= ("true" | "false")
             char ::= [^"\\\x7F\x00-\x1F] | [\\] (["\\bfnrt] | "u" [0-9a-fA-F]{4})
             decimal-part ::= [0-9]{1,16}
             integral-part ::= [0] | [1-9] [0-9]{0,15}
             item ::= object
-            null ::= "null" space
-            number ::= ("-"? integral-part) ("." decimal-part)? ([eE] [-+]? integral-part)? space
-            object ::= "{" space ( string ":" space value ("," space string ":" space value)* )? "}" space
-            root ::= "[" space (item ("," space item)*)? "]" space
+            null ::= "null"
+            number ::= ("-"? integral-part) ("." decimal-part)? ([eE] [-+]? integral-part)?
+            object ::= "{" space ( string ":" space value ("," space string ":" space value)* )? space "}"
+            root ::= "[" space (item ("," space item)*)? space "]"
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
-            string ::= "\"" char* "\"" space
+            string ::= "\"" char* "\""
             value ::= object | array | string | number | boolean | null
         )"""
     });
@@ -627,7 +627,7 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
         R"""(
             decimal-part ::= [0-9]{1,16}
             integral-part ::= [0] | [1-9] [0-9]{0,15}
-            root ::= ("-"? integral-part) ("." decimal-part)? ([eE] [-+]? integral-part)? space
+            root ::= ("-"? integral-part) ("." decimal-part)? ([eE] [-+]? integral-part)?
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -642,8 +642,8 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "minItems": 2
         })""",
         R"""(
-            boolean ::= ("true" | "false") space
-            root ::= "[" space boolean ("," space boolean)+ "]" space
+            boolean ::= ("true" | "false")
+            root ::= "[" space boolean ("," space boolean)+ space "]"
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -658,8 +658,8 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "maxItems": 0
         })""",
         R"""(
-            boolean ::= ("true" | "false") space
-            root ::= "[" space  "]" space
+            boolean ::= ("true" | "false")
+            root ::= "[" space  space "]"
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -674,8 +674,8 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "maxItems": 1
         })""",
         R"""(
-            boolean ::= ("true" | "false") space
-            root ::= "[" space boolean? "]" space
+            boolean ::= ("true" | "false")
+            root ::= "[" space boolean? space "]"
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -690,8 +690,8 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "maxItems": 2
         })""",
         R"""(
-            boolean ::= ("true" | "false") space
-            root ::= "[" space (boolean ("," space boolean)?)? "]" space
+            boolean ::= ("true" | "false")
+            root ::= "[" space (boolean ("," space boolean)?)? space "]"
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -708,11 +708,11 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
         })""",
         R"""(
             decimal-part ::= [0-9]{1,16}
-            integer ::= ("-"? integral-part) space
+            integer ::= ("-"? integral-part)
             integral-part ::= [0] | [1-9] [0-9]{0,15}
             item ::= number | integer
-            number ::= ("-"? integral-part) ("." decimal-part)? ([eE] [-+]? integral-part)? space
-            root ::= "[" space item ("," space item){2,4} "]" space
+            number ::= ("-"? integral-part) ("." decimal-part)? ([eE] [-+]? integral-part)?
+            root ::= "[" space item ("," space item){2,4} space "]"
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -730,8 +730,8 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "maxItems": 5
         })""",
         R"""(
-            item ::= ("-" ([0-9] | "1" [0-2]) | [0-9] | ([1-8] [0-9] | [9] [0-9]) | ([1] [0-9]{2} | [2] "0" [0-7])) space
-            root ::= "[" space item ("," space item){2,4} "]" space
+            item ::= ("-" ([0-9] | "1" [0-2]) | [0-9] | ([1-8] [0-9] | [9] [0-9]) | ([1] [0-9]{2} | [2] "0" [0-7]))
+            root ::= "[" space item ("," space item){2,4} space "]"
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -749,8 +749,8 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "maxItems": 5
         })""",
         R"""(
-            item ::= (([1] ([2-9]) | [2-9] [0-9]) | ([1] [0-9]{2} | [2] "0" [0-7])) space
-            root ::= "[" space item ("," space item){2,4} "]" space
+            item ::= (([1] ([2-9]) | [2-9] [0-9]) | ([1] [0-9]{2} | [2] "0" [0-7]))
+            root ::= "[" space item ("," space item){2,4} space "]"
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -763,7 +763,7 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "pattern": "^abc?d*efg+(hij)?kl$"
         })""",
         R"""(
-            root ::= "\"" ("ab" "c"? "d"* "ef" "g"+ ("hij")? "kl") "\"" space
+            root ::= "\"" ("ab" "c"? "d"* "ef" "g"+ ("hij")? "kl") "\""
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -776,7 +776,7 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "pattern": "^\\[\\]\\{\\}\\(\\)\\|\\+\\*\\?$"
         })""",
         R"""(
-            root ::= "\"" ("[]{}()|+*?") "\"" space
+            root ::= "\"" ("[]{}()|+*?") "\""
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -789,7 +789,7 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "pattern": "^\"$"
         })""",
         R"""(
-            root ::= "\"" ("\"") "\"" space
+            root ::= "\"" ("\"") "\""
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -802,7 +802,7 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "pattern": "^A|B|C|D$"
         })""",
         R"""(
-            root ::= "\"" ("A" | "B" | "C" | "D") "\"" space
+            root ::= "\"" ("A" | "B" | "C" | "D") "\""
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -816,7 +816,7 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
         })""",
         R"""(
             dot ::= [^\x0A\x0D]
-            root ::= "\"" (("(" root-1{1,3} ")")? root-1{3,3} "-" root-1{4,4} " " "a"{3,5} "nd" dot dot dot) "\"" space
+            root ::= "\"" (("(" root-1{1,3} ")")? root-1{3,3} "-" root-1{4,4} " " "a"{3,5} "nd" dot dot dot) "\""
             root-1 ::= [0-9]
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
@@ -845,9 +845,9 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             b-kv ::= "\"b\"" space ":" space string
             c-kv ::= "\"c\"" space ":" space string
             char ::= [^"\\\x7F\x00-\x1F] | [\\] (["\\bfnrt] | "u" [0-9a-fA-F]{4})
-            root ::= "{" space b-kv "," space c-kv "," space a-kv "}" space
+            root ::= "{" space b-kv "," space c-kv "," space a-kv space "}"
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
-            string ::= "\"" char* "\"" space
+            string ::= "\"" char* "\""
         )"""
     });
 
@@ -865,9 +865,9 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
         R"""(
             a-kv ::= "\"a\"" space ":" space string
             char ::= [^"\\\x7F\x00-\x1F] | [\\] (["\\bfnrt] | "u" [0-9a-fA-F]{4})
-            root ::= "{" space  (a-kv )? "}" space
+            root ::= "{" space  (a-kv )? space "}"
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
-            string ::= "\"" char* "\"" space
+            string ::= "\"" char* "\""
         )"""
     });
 
@@ -889,9 +889,9 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             b-rest ::= ( "," space c-kv )?
             c-kv ::= "\"c\"" space ":" space string
             char ::= [^"\\\x7F\x00-\x1F] | [\\] (["\\bfnrt] | "u" [0-9a-fA-F]{4})
-            root ::= "{" space  (a-kv a-rest | b-kv b-rest | c-kv )? "}" space
+            root ::= "{" space  (a-kv a-rest | b-kv b-rest | c-kv )? space "}"
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
-            string ::= "\"" char* "\"" space
+            string ::= "\"" char* "\""
         )"""
     });
 
@@ -915,9 +915,9 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             char ::= [^"\\\x7F\x00-\x1F] | [\\] (["\\bfnrt] | "u" [0-9a-fA-F]{4})
             d-kv ::= "\"d\"" space ":" space string
             d-rest ::= ( "," space c-kv )?
-            root ::= "{" space b-kv "," space a-kv ( "," space ( d-kv d-rest | c-kv ) )? "}" space
+            root ::= "{" space b-kv "," space a-kv ( "," space ( d-kv d-rest | c-kv ) )? space "}"
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
-            string ::= "\"" char* "\"" space
+            string ::= "\"" char* "\""
         )"""
     });
 
@@ -930,14 +930,14 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
         })""",
         R"""(
             additional-kv ::= string ":" space additional-value
-            additional-value ::= "[" space (number ("," space number)*)? "]" space
+            additional-value ::= "[" space (number ("," space number)*)? space "]"
             char ::= [^"\\\x7F\x00-\x1F] | [\\] (["\\bfnrt] | "u" [0-9a-fA-F]{4})
             decimal-part ::= [0-9]{1,16}
             integral-part ::= [0] | [1-9] [0-9]{0,15}
-            number ::= ("-"? integral-part) ("." decimal-part)? ([eE] [-+]? integral-part)? space
-            root ::= "{" space  (additional-kv ( "," space additional-kv )* )? "}" space
+            number ::= ("-"? integral-part) ("." decimal-part)? ([eE] [-+]? integral-part)?
+            root ::= "{" space  (additional-kv ( "," space additional-kv )* )? space "}"
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
-            string ::= "\"" char* "\"" space
+            string ::= "\"" char* "\""
         )"""
     });
 
@@ -949,17 +949,17 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "additionalProperties": true
         })""",
         R"""(
-            array ::= "[" space ( value ("," space value)* )? "]" space
-            boolean ::= ("true" | "false") space
+            array ::= "[" space ( value ("," space value)* )? space "]"
+            boolean ::= ("true" | "false")
             char ::= [^"\\\x7F\x00-\x1F] | [\\] (["\\bfnrt] | "u" [0-9a-fA-F]{4})
             decimal-part ::= [0-9]{1,16}
             integral-part ::= [0] | [1-9] [0-9]{0,15}
-            null ::= "null" space
-            number ::= ("-"? integral-part) ("." decimal-part)? ([eE] [-+]? integral-part)? space
-            object ::= "{" space ( string ":" space value ("," space string ":" space value)* )? "}" space
+            null ::= "null"
+            number ::= ("-"? integral-part) ("." decimal-part)? ([eE] [-+]? integral-part)?
+            object ::= "{" space ( string ":" space value ("," space string ":" space value)* )? space "}"
             root ::= object
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
-            string ::= "\"" char* "\"" space
+            string ::= "\"" char* "\""
             value ::= object | array | string | number | boolean | null
         )"""
     });
@@ -971,17 +971,17 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "type": "object"
         })""",
         R"""(
-            array ::= "[" space ( value ("," space value)* )? "]" space
-            boolean ::= ("true" | "false") space
+            array ::= "[" space ( value ("," space value)* )? space "]"
+            boolean ::= ("true" | "false")
             char ::= [^"\\\x7F\x00-\x1F] | [\\] (["\\bfnrt] | "u" [0-9a-fA-F]{4})
             decimal-part ::= [0-9]{1,16}
             integral-part ::= [0] | [1-9] [0-9]{0,15}
-            null ::= "null" space
-            number ::= ("-"? integral-part) ("." decimal-part)? ([eE] [-+]? integral-part)? space
-            object ::= "{" space ( string ":" space value ("," space string ":" space value)* )? "}" space
+            null ::= "null"
+            number ::= ("-"? integral-part) ("." decimal-part)? ([eE] [-+]? integral-part)?
+            object ::= "{" space ( string ":" space value ("," space string ":" space value)* )? space "}"
             root ::= object
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
-            string ::= "\"" char* "\"" space
+            string ::= "\"" char* "\""
             value ::= object | array | string | number | boolean | null
         )"""
     });
@@ -994,7 +994,7 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "additionalProperties": false
         })""",
         R"""(
-            root ::= "{" space  "}" space
+            root ::= "{" space  space "}"
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -1012,15 +1012,15 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
         })""",
         R"""(
             a-kv ::= "\"a\"" space ":" space number
-            additional-k ::= ["] ( [a] char+ | [^"a] char* )? ["] space
+            additional-k ::= ["] ( [a] char+ | [^"a] char* )? ["]
             additional-kv ::= additional-k ":" space string
             char ::= [^"\\\x7F\x00-\x1F] | [\\] (["\\bfnrt] | "u" [0-9a-fA-F]{4})
             decimal-part ::= [0-9]{1,16}
             integral-part ::= [0] | [1-9] [0-9]{0,15}
-            number ::= ("-"? integral-part) ("." decimal-part)? ([eE] [-+]? integral-part)? space
-            root ::= "{" space a-kv ( "," space ( additional-kv ( "," space additional-kv )* ) )? "}" space
+            number ::= ("-"? integral-part) ("." decimal-part)? ([eE] [-+]? integral-part)?
+            root ::= "{" space a-kv ( "," space ( additional-kv ( "," space additional-kv )* ) )? space "}"
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
-            string ::= "\"" char* "\"" space
+            string ::= "\"" char* "\""
         )"""
     });
 
@@ -1037,13 +1037,13 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
         R"""(
             a-kv ::= "\"a\"" space ":" space number
             a-rest ::= ( "," space additional-kv )*
-            additional-k ::= ["] ( [a] char+ | [^"a] char* )? ["] space
+            additional-k ::= ["] ( [a] char+ | [^"a] char* )? ["]
             additional-kv ::= additional-k ":" space number
             char ::= [^"\\\x7F\x00-\x1F] | [\\] (["\\bfnrt] | "u" [0-9a-fA-F]{4})
             decimal-part ::= [0-9]{1,16}
             integral-part ::= [0] | [1-9] [0-9]{0,15}
-            number ::= ("-"? integral-part) ("." decimal-part)? ([eE] [-+]? integral-part)? space
-            root ::= "{" space  (a-kv a-rest | additional-kv ( "," space additional-kv )* )? "}" space
+            number ::= ("-"? integral-part) ("." decimal-part)? ([eE] [-+]? integral-part)?
+            root ::= "{" space  (a-kv a-rest | additional-kv ( "," space additional-kv )* )? space "}"
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -1061,7 +1061,7 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "additionalProperties": {"type": "number"}
         })""",
         R"""(
-            additional-k ::= ["] ( [a] ([l] ([s] ([o] char+ | [^"o] char*) | [^"s] char*) | [n] ([d] char+ | [^"d] char*) | [^"ln] char*) | [^"a] char* )? ["] space
+            additional-k ::= ["] ( [a] ([l] ([s] ([o] char+ | [^"o] char*) | [^"s] char*) | [n] ([d] char+ | [^"d] char*) | [^"ln] char*) | [^"a] char* )? ["]
             additional-kv ::= additional-k ":" space number
             also-kv ::= "\"also\"" space ":" space number
             also-rest ::= ( "," space additional-kv )*
@@ -1069,8 +1069,8 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             char ::= [^"\\\x7F\x00-\x1F] | [\\] (["\\bfnrt] | "u" [0-9a-fA-F]{4})
             decimal-part ::= [0-9]{1,16}
             integral-part ::= [0] | [1-9] [0-9]{0,15}
-            number ::= ("-"? integral-part) ("." decimal-part)? ([eE] [-+]? integral-part)? space
-            root ::= "{" space and-kv ( "," space ( also-kv also-rest | additional-kv ( "," space additional-kv )* ) )? "}" space
+            number ::= ("-"? integral-part) ("." decimal-part)? ([eE] [-+]? integral-part)?
+            root ::= "{" space and-kv ( "," space ( also-kv also-rest | additional-kv ( "," space additional-kv )* ) )? space "}"
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -1090,13 +1090,13 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             -rest ::= ( "," space a-kv )? a-rest
             a-kv ::= "\"a\"" space ":" space integer
             a-rest ::= ( "," space additional-kv )*
-            additional-k ::= ["] ( [a] char+ | [^"a] char* ) ["] space
+            additional-k ::= ["] ( [a] char+ | [^"a] char* ) ["]
             additional-kv ::= additional-k ":" space integer
             char ::= [^"\\\x7F\x00-\x1F] | [\\] (["\\bfnrt] | "u" [0-9a-fA-F]{4})
-            integer ::= ("-"? integral-part) space
+            integer ::= ("-"? integral-part)
             integral-part ::= [0] | [1-9] [0-9]{0,15}
-            root ::= ("-"? integral-part) space
-            root0 ::= "{" space  (-kv -rest | a-kv a-rest | additional-kv ( "," space additional-kv )* )? "}" space
+            root ::= ("-"? integral-part)
+            root0 ::= "{" space  (-kv -rest | a-kv a-rest | additional-kv ( "," space additional-kv )* )? space "}"
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -1116,12 +1116,12 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             a-rest ::= ( "," space aa-kv )? aa-rest
             aa-kv ::= "\"aa\"" space ":" space integer
             aa-rest ::= ( "," space additional-kv )*
-            additional-k ::= ["] ( [a] ([a] char+ | [^"a] char*) | [^"a] char* )? ["] space
+            additional-k ::= ["] ( [a] ([a] char+ | [^"a] char*) | [^"a] char* )? ["]
             additional-kv ::= additional-k ":" space integer
             char ::= [^"\\\x7F\x00-\x1F] | [\\] (["\\bfnrt] | "u" [0-9a-fA-F]{4})
-            integer ::= ("-"? integral-part) space
+            integer ::= ("-"? integral-part)
             integral-part ::= [0] | [1-9] [0-9]{0,15}
-            root ::= "{" space  (a-kv a-rest | aa-kv aa-rest | additional-kv ( "," space additional-kv )* )? "}" space
+            root ::= "{" space  (a-kv a-rest | aa-kv aa-rest | additional-kv ( "," space additional-kv )* )? space "}"
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -1141,12 +1141,12 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             ab-rest ::= ( "," space ac-kv )? ac-rest
             ac-kv ::= "\"ac\"" space ":" space integer
             ac-rest ::= ( "," space additional-kv )*
-            additional-k ::= ["] ( [a] ([b] char+ | [c] char+ | [^"bc] char*) | [^"a] char* )? ["] space
+            additional-k ::= ["] ( [a] ([b] char+ | [c] char+ | [^"bc] char*) | [^"a] char* )? ["]
             additional-kv ::= additional-k ":" space integer
             char ::= [^"\\\x7F\x00-\x1F] | [\\] (["\\bfnrt] | "u" [0-9a-fA-F]{4})
-            integer ::= ("-"? integral-part) space
+            integer ::= ("-"? integral-part)
             integral-part ::= [0] | [1-9] [0-9]{0,15}
-            root ::= "{" space  (ab-kv ab-rest | ac-kv ac-rest | additional-kv ( "," space additional-kv )* )? "}" space
+            root ::= "{" space  (ab-kv ab-rest | ac-kv ac-rest | additional-kv ( "," space additional-kv )* )? space "}"
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -1173,11 +1173,11 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
         })""",
         R"""(
             char ::= [^"\\\x7F\x00-\x1F] | [\\] (["\\bfnrt] | "u" [0-9a-fA-F]{4})
-            ref-definitions-foo ::= "{" space ref-definitions-foo-a-kv "}" space
+            ref-definitions-foo ::= "{" space ref-definitions-foo-a-kv space "}"
             ref-definitions-foo-a-kv ::= "\"a\"" space ":" space string
             root ::= ref-definitions-foo
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
-            string ::= "\"" char* "\"" space
+            string ::= "\"" char* "\""
         )"""
     });
 
@@ -1204,10 +1204,10 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             alternative-1 ::= ref-definitions-bar
             decimal-part ::= [0-9]{1,16}
             integral-part ::= [0] | [1-9] [0-9]{0,15}
-            number ::= ("-"? integral-part) ("." decimal-part)? ([eE] [-+]? integral-part)? space
-            ref-definitions-bar ::= "{" space  (ref-definitions-bar-b-kv )? "}" space
+            number ::= ("-"? integral-part) ("." decimal-part)? ([eE] [-+]? integral-part)?
+            ref-definitions-bar ::= "{" space  (ref-definitions-bar-b-kv )? space "}"
             ref-definitions-bar-b-kv ::= "\"b\"" space ":" space number
-            ref-definitions-foo ::= "{" space  (ref-definitions-foo-a-kv )? "}" space
+            ref-definitions-foo ::= "{" space  (ref-definitions-foo-a-kv )? space "}"
             ref-definitions-foo-a-kv ::= "\"a\"" space ":" space number
             root ::= alternative-0 | alternative-1
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
@@ -1241,14 +1241,14 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             b ::= b-0 | boolean
             b-0 ::= string
             b-kv ::= "\"b\"" space ":" space b
-            boolean ::= ("true" | "false") space
+            boolean ::= ("true" | "false")
             char ::= [^"\\\x7F\x00-\x1F] | [\\] (["\\bfnrt] | "u" [0-9a-fA-F]{4})
             decimal-part ::= [0-9]{1,16}
             integral-part ::= [0] | [1-9] [0-9]{0,15}
-            number ::= ("-"? integral-part) ("." decimal-part)? ([eE] [-+]? integral-part)? space
-            root ::= "{" space  (a-kv a-rest | b-kv )? "}" space
+            number ::= ("-"? integral-part) ("." decimal-part)? ([eE] [-+]? integral-part)?
+            root ::= "{" space  (a-kv a-rest | b-kv )? space "}"
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
-            string ::= "\"" char* "\"" space
+            string ::= "\"" char* "\""
         )"""
     });
 
@@ -1290,8 +1290,8 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             d-rest ::= ( "," space c-kv )?
             decimal-part ::= [0-9]{1,16}
             integral-part ::= [0] | [1-9] [0-9]{0,15}
-            number ::= ("-"? integral-part) ("." decimal-part)? ([eE] [-+]? integral-part)? space
-            root ::= "{" space a-kv "," space b-kv ( "," space ( d-kv d-rest | c-kv ) )? "}" space
+            number ::= ("-"? integral-part) ("." decimal-part)? ([eE] [-+]? integral-part)?
+            root ::= "{" space a-kv "," space b-kv ( "," space ( d-kv d-rest | c-kv ) )? space "}"
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -1311,7 +1311,7 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             }
         })""",
         R"""(
-            root ::= ("\"a\"" | "\"b\"") space
+            root ::= ("\"a\"" | "\"b\"")
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -1336,7 +1336,7 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             }
         })""",
         R"""(
-            root ::= ("\"b\"" | "\"c\"") space
+            root ::= ("\"b\"" | "\"c\"")
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -1378,13 +1378,13 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
         R"""(
             decimal-part ::= [0-9]{1,16}
             integral-part ::= [0] | [1-9] [0-9]{0,15}
-            number ::= ("-"? integral-part) ("." decimal-part)? ([eE] [-+]? integral-part)? space
-            number- ::= "{" space number-number-kv "}" space
+            number ::= ("-"? integral-part) ("." decimal-part)? ([eE] [-+]? integral-part)?
+            number- ::= "{" space number-number-kv space "}"
             number-kv ::= "\"number\"" space ":" space number-
-            number-number ::= "{" space number-number-root-kv "}" space
+            number-number ::= "{" space number-number-root-kv space "}"
             number-number-kv ::= "\"number\"" space ":" space number-number
             number-number-root-kv ::= "\"root\"" space ":" space number
-            root ::= "{" space number-kv "}" space
+            root ::= "{" space number-kv space "}"
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -1394,17 +1394,17 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
         "description only (no type) treated as unconstrained",
         R"""({"description": "The 0-based index of the last line to be retrieved (inclusive). If None, read until the end of the file."})""",
         R"""(
-            array ::= "[" space ( value ("," space value)* )? "]" space
-            boolean ::= ("true" | "false") space
+            array ::= "[" space ( value ("," space value)* )? space "]"
+            boolean ::= ("true" | "false")
             char ::= [^"\\\x7F\x00-\x1F] | [\\] (["\\bfnrt] | "u" [0-9a-fA-F]{4})
             decimal-part ::= [0-9]{1,16}
             integral-part ::= [0] | [1-9] [0-9]{0,15}
-            null ::= "null" space
-            number ::= ("-"? integral-part) ("." decimal-part)? ([eE] [-+]? integral-part)? space
-            object ::= "{" space ( string ":" space value ("," space string ":" space value)* )? "}" space
+            null ::= "null"
+            number ::= ("-"? integral-part) ("." decimal-part)? ([eE] [-+]? integral-part)?
+            object ::= "{" space ( string ":" space value ("," space string ":" space value)* )? space "}"
             root ::= value
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
-            string ::= "\"" char* "\"" space
+            string ::= "\"" char* "\""
             value ::= object | array | string | number | boolean | null
         )"""
     });
@@ -1428,9 +1428,9 @@ static void test_all(const std::string & lang, std::function<void(const TestCase
             "type": "object"
         })""",
         R"""(
-            code ::= "\" \\r \\n \\\" \\\\ \"" space
+            code ::= "\" \\r \\n \\\" \\\\ \""
             code-kv ::= "\"code\"" space ":" space code
-            root ::= "{" space code-kv "}" space
+            root ::= "{" space code-kv space "}"
             space ::= | " " | "\n"{1,2} [ \t]{0,20}
         )"""
     });
@@ -1547,7 +1547,7 @@ int main() {
                 "pattern": "^(?:foo|bar)baz$"
             })""",
             R"""(
-                root ::= "\"" (("foo" | "bar") "baz") "\"" space
+                root ::= "\"" (("foo" | "bar") "baz") "\""
                 space ::= | " " | "\n"{1,2} [ \t]{0,20}
             )""",
         });
@@ -1560,7 +1560,7 @@ int main() {
                 "pattern": "^(?:(?:ab)+c)?d$"
             })""",
             R"""(
-                root ::= "\"" ((("ab")+ "c")? "d") "\"" space
+                root ::= "\"" ((("ab")+ "c")? "d") "\""
                 space ::= | " " | "\n"{1,2} [ \t]{0,20}
             )""",
         });