From 67bd99bf778beb6af68b3aa7dfd0f5d01cc75124 Mon Sep 17 00:00:00 2001
From: Dmitry Volyntsev <xeioex@nginx.com>
Date: Mon, 17 Feb 2020 16:18:18 +0300
Subject: [PATCH] Style: removing excessive commentaries.

---
 src/njs_array.c        | 10 ------
 src/njs_array_buffer.c |  5 ---
 src/njs_boolean.c      |  3 --
 src/njs_date.c         |  3 --
 src/njs_dtoa_fixed.c   | 10 ------
 src/njs_error.c        | 27 -----------------
 src/njs_function.c     | 10 ------
 src/njs_math.c         | 17 -----------
 src/njs_number.c       | 12 --------
 src/njs_object.c       | 26 ----------------
 src/njs_regexp.c       |  3 --
 src/njs_string.c       | 69 ------------------------------------------
 src/njs_symbol.c       | 18 -----------
 13 files changed, 213 deletions(-)

diff --git a/src/njs_array.c b/src/njs_array.c
index 59c3b7e4..35765bba 100644
--- a/src/njs_array.c
+++ b/src/njs_array.c
@@ -444,7 +444,6 @@ njs_array_of(njs_vm_t *vm, njs_value_t *args, njs_uint_t nargs,
 
 static const njs_object_prop_t  njs_array_constructor_properties[] =
 {
-    /* Array.name == "Array". */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("name"),
@@ -452,7 +451,6 @@ static const njs_object_prop_t  njs_array_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* Array.length == 1. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("length"),
@@ -460,14 +458,12 @@ static const njs_object_prop_t  njs_array_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* Array.prototype. */
     {
         .type = NJS_PROPERTY_HANDLER,
         .name = njs_string("prototype"),
         .value = njs_prop_handler(njs_object_prototype_create),
     },
 
-    /* Array.isArray(). */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("isArray"),
@@ -476,8 +472,6 @@ static const njs_object_prop_t  njs_array_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* ES6. */
-    /* Array.of(). */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("of"),
@@ -3403,7 +3397,6 @@ static const njs_object_prop_t  njs_array_prototype_properties[] =
         .configurable = 1,
     },
 
-    /* ES7. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("includes"),
@@ -3436,7 +3429,6 @@ static const njs_object_prop_t  njs_array_prototype_properties[] =
         .configurable = 1,
     },
 
-    /* ES6. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("fill"),
@@ -3453,7 +3445,6 @@ static const njs_object_prop_t  njs_array_prototype_properties[] =
         .configurable = 1,
     },
 
-    /* ES6. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("find"),
@@ -3462,7 +3453,6 @@ static const njs_object_prop_t  njs_array_prototype_properties[] =
         .configurable = 1,
     },
 
-    /* ES6. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("findIndex"),
diff --git a/src/njs_array_buffer.c b/src/njs_array_buffer.c
index bf85a968..6394e674 100644
--- a/src/njs_array_buffer.c
+++ b/src/njs_array_buffer.c
@@ -112,7 +112,6 @@ njs_array_buffer_is_view(njs_vm_t *vm, njs_value_t *args, njs_uint_t nargs,
 
 static const njs_object_prop_t  njs_array_buffer_constructor_properties[] =
 {
-    /* ArrayBuffer.name == "ArrayBuffer". */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("name"),
@@ -120,7 +119,6 @@ static const njs_object_prop_t  njs_array_buffer_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* ArrayBuffer.length == 1. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("length"),
@@ -128,14 +126,12 @@ static const njs_object_prop_t  njs_array_buffer_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* ArrayBuffer.prototype. */
     {
         .type = NJS_PROPERTY_HANDLER,
         .name = njs_string("prototype"),
         .value = njs_prop_handler(njs_object_prototype_create),
     },
 
-    /* ArrayBuffer[Symbol.species] */
     {
         .type = NJS_PROPERTY,
         .name = njs_wellknown_symbol(NJS_SYMBOL_SPECIES),
@@ -147,7 +143,6 @@ static const njs_object_prop_t  njs_array_buffer_constructor_properties[] =
         .enumerable = 0,
     },
 
-    /* ArrayBuffer.isView(new Uint8Array()) === true */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("isView"),
diff --git a/src/njs_boolean.c b/src/njs_boolean.c
index 6d328fae..48d52d58 100644
--- a/src/njs_boolean.c
+++ b/src/njs_boolean.c
@@ -40,7 +40,6 @@ njs_boolean_constructor(njs_vm_t *vm, njs_value_t *args, njs_uint_t nargs,
 
 static const njs_object_prop_t  njs_boolean_constructor_properties[] =
 {
-    /* Boolean.name == "Boolean". */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("name"),
@@ -48,7 +47,6 @@ static const njs_object_prop_t  njs_boolean_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* Boolean.length == 1. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("length"),
@@ -56,7 +54,6 @@ static const njs_object_prop_t  njs_boolean_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* Boolean.prototype. */
     {
         .type = NJS_PROPERTY_HANDLER,
         .name = njs_string("prototype"),
diff --git a/src/njs_date.c b/src/njs_date.c
index 93244b91..e19be507 100644
--- a/src/njs_date.c
+++ b/src/njs_date.c
@@ -1057,7 +1057,6 @@ njs_date_number_parse(int64_t *value, const u_char *p, const u_char *end,
 
 static const njs_object_prop_t  njs_date_constructor_properties[] =
 {
-    /* Date.name == "Date". */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("name"),
@@ -1065,7 +1064,6 @@ static const njs_object_prop_t  njs_date_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* Date.length == 7. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("length"),
@@ -1073,7 +1071,6 @@ static const njs_object_prop_t  njs_date_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* Date.prototype. */
     {
         .type = NJS_PROPERTY_HANDLER,
         .name = njs_string("prototype"),
diff --git a/src/njs_dtoa_fixed.c b/src/njs_dtoa_fixed.c
index eac815f3..f97c4a72 100644
--- a/src/njs_dtoa_fixed.c
+++ b/src/njs_dtoa_fixed.c
@@ -378,16 +378,6 @@ njs_fixed_dtoa(double value, njs_uint_t frac, char *start, njs_int_t *point)
 
         dividend = significand;
 
-        /*
-         * Let v = f * 2^e with f == significand and e == exponent.
-         * Then need q (quotient) and r (remainder) as follows:
-         *   f * 2^e      = q * 5^17 * 2^17 + r
-         * If e > 17 then
-         *   f * 2^(e-17) = q * 5^17        + r/2^17
-         * else
-         *   f  = q * 5^17 * 2^(17-e) + r/2^e
-         */
-
         if (exponent > 17) {
             /* (e - 17) <= 3. */
             dividend <<= exponent - 17;
diff --git a/src/njs_error.c b/src/njs_error.c
index b005ac58..60af3c5f 100644
--- a/src/njs_error.c
+++ b/src/njs_error.c
@@ -297,7 +297,6 @@ njs_error_constructor(njs_vm_t *vm, njs_value_t *args, njs_uint_t nargs,
 
 static const njs_object_prop_t  njs_error_constructor_properties[] =
 {
-    /* Error.name == "Error". */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("name"),
@@ -305,7 +304,6 @@ static const njs_object_prop_t  njs_error_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* Error.length == 1. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("length"),
@@ -313,7 +311,6 @@ static const njs_object_prop_t  njs_error_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* Error.prototype. */
     {
         .type = NJS_PROPERTY_HANDLER,
         .name = njs_string("prototype"),
@@ -338,7 +335,6 @@ njs_eval_error_constructor(njs_vm_t *vm, njs_value_t *args, njs_uint_t nargs,
 
 static const njs_object_prop_t  njs_eval_error_constructor_properties[] =
 {
-    /* EvalError.name == "EvalError". */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("name"),
@@ -346,7 +342,6 @@ static const njs_object_prop_t  njs_eval_error_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* EvalError.length == 1. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("length"),
@@ -354,7 +349,6 @@ static const njs_object_prop_t  njs_eval_error_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* EvalError.prototype. */
     {
         .type = NJS_PROPERTY_HANDLER,
         .name = njs_string("prototype"),
@@ -379,7 +373,6 @@ njs_internal_error_constructor(njs_vm_t *vm, njs_value_t *args,
 
 static const njs_object_prop_t  njs_internal_error_constructor_properties[] =
 {
-    /* InternalError.name == "InternalError". */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("name"),
@@ -387,7 +380,6 @@ static const njs_object_prop_t  njs_internal_error_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* InternalError.length == 1. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("length"),
@@ -395,7 +387,6 @@ static const njs_object_prop_t  njs_internal_error_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* InternalError.prototype. */
     {
         .type = NJS_PROPERTY_HANDLER,
         .name = njs_string("prototype"),
@@ -420,7 +411,6 @@ njs_range_error_constructor(njs_vm_t *vm, njs_value_t *args,
 
 static const njs_object_prop_t  njs_range_error_constructor_properties[] =
 {
-    /* RangeError.name == "RangeError". */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("name"),
@@ -428,7 +418,6 @@ static const njs_object_prop_t  njs_range_error_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* RangeError.length == 1. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("length"),
@@ -436,7 +425,6 @@ static const njs_object_prop_t  njs_range_error_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* RangeError.prototype. */
     {
         .type = NJS_PROPERTY_HANDLER,
         .name = njs_string("prototype"),
@@ -461,7 +449,6 @@ njs_reference_error_constructor(njs_vm_t *vm, njs_value_t *args,
 
 static const njs_object_prop_t  njs_reference_error_constructor_properties[] =
 {
-    /* ReferenceError.name == "ReferenceError". */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("name"),
@@ -469,7 +456,6 @@ static const njs_object_prop_t  njs_reference_error_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* ReferenceError.length == 1. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("length"),
@@ -477,7 +463,6 @@ static const njs_object_prop_t  njs_reference_error_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* ReferenceError.prototype. */
     {
         .type = NJS_PROPERTY_HANDLER,
         .name = njs_string("prototype"),
@@ -502,7 +487,6 @@ njs_syntax_error_constructor(njs_vm_t *vm, njs_value_t *args,
 
 static const njs_object_prop_t  njs_syntax_error_constructor_properties[] =
 {
-    /* SyntaxError.name == "SyntaxError". */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("name"),
@@ -510,7 +494,6 @@ static const njs_object_prop_t  njs_syntax_error_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* SyntaxError.length == 1. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("length"),
@@ -518,7 +501,6 @@ static const njs_object_prop_t  njs_syntax_error_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* SyntaxError.prototype. */
     {
         .type = NJS_PROPERTY_HANDLER,
         .name = njs_string("prototype"),
@@ -543,7 +525,6 @@ njs_type_error_constructor(njs_vm_t *vm, njs_value_t *args,
 
 static const njs_object_prop_t  njs_type_error_constructor_properties[] =
 {
-    /* TypeError.name == "TypeError". */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("name"),
@@ -551,7 +532,6 @@ static const njs_object_prop_t  njs_type_error_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* TypeError.length == 1. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("length"),
@@ -559,7 +539,6 @@ static const njs_object_prop_t  njs_type_error_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* TypeError.prototype. */
     {
         .type = NJS_PROPERTY_HANDLER,
         .name = njs_string("prototype"),
@@ -584,7 +563,6 @@ njs_uri_error_constructor(njs_vm_t *vm, njs_value_t *args,
 
 static const njs_object_prop_t  njs_uri_error_constructor_properties[] =
 {
-    /* URIError.name == "URIError". */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("name"),
@@ -592,7 +570,6 @@ static const njs_object_prop_t  njs_uri_error_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* URIError.length == 1. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("length"),
@@ -600,7 +577,6 @@ static const njs_object_prop_t  njs_uri_error_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* URIError.prototype. */
     {
         .type = NJS_PROPERTY_HANDLER,
         .name = njs_string("prototype"),
@@ -686,7 +662,6 @@ njs_memory_error_prototype_create(njs_vm_t *vm, njs_object_prop_t *prop,
 
 static const njs_object_prop_t  njs_memory_error_constructor_properties[] =
 {
-    /* MemoryError.name == "MemoryError". */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("name"),
@@ -694,7 +669,6 @@ static const njs_object_prop_t  njs_memory_error_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* MemoryError.length == 1. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("length"),
@@ -702,7 +676,6 @@ static const njs_object_prop_t  njs_memory_error_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* MemoryError.prototype. */
     {
         .type = NJS_PROPERTY_HANDLER,
         .name = njs_string("prototype"),
diff --git a/src/njs_function.c b/src/njs_function.c
index ede96fe3..850c1f8d 100644
--- a/src/njs_function.c
+++ b/src/njs_function.c
@@ -217,9 +217,6 @@ njs_function_copy(njs_vm_t *vm, njs_function_t *function)
 }
 
 
-/*
- * ES5.1, 10.6: CreateArgumentsObject.
- */
 njs_int_t
 njs_function_arguments_object_init(njs_vm_t *vm, njs_native_frame_t *frame)
 {
@@ -973,7 +970,6 @@ njs_function_constructor(njs_vm_t *vm, njs_value_t *args, njs_uint_t nargs,
 
 static const njs_object_prop_t  njs_function_constructor_properties[] =
 {
-    /* Function.name == "Function". */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("name"),
@@ -981,7 +977,6 @@ static const njs_object_prop_t  njs_function_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* Function.length == 1. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("length"),
@@ -989,7 +984,6 @@ static const njs_object_prop_t  njs_function_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* Function.prototype. */
     {
         .type = NJS_PROPERTY_HANDLER,
         .name = njs_string("prototype"),
@@ -1004,10 +998,6 @@ const njs_object_init_t  njs_function_constructor_init = {
 };
 
 
-/*
- * ES5.1, 15.3.5.1 length
- *      the typical number of arguments expected by the function.
- */
 static njs_int_t
 njs_function_instance_length(njs_vm_t *vm, njs_object_prop_t *prop,
     njs_value_t *value, njs_value_t *setval, njs_value_t *retval)
diff --git a/src/njs_math.c b/src/njs_math.c
index b8429194..01bada64 100644
--- a/src/njs_math.c
+++ b/src/njs_math.c
@@ -1063,7 +1063,6 @@ static const njs_object_prop_t  njs_math_object_properties[] =
         .configurable = 1,
     },
 
-    /* ES6. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("acosh"),
@@ -1080,7 +1079,6 @@ static const njs_object_prop_t  njs_math_object_properties[] =
         .configurable = 1,
     },
 
-    /* ES6. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("asinh"),
@@ -1105,7 +1103,6 @@ static const njs_object_prop_t  njs_math_object_properties[] =
         .configurable = 1,
     },
 
-    /* ES6. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("atanh"),
@@ -1114,7 +1111,6 @@ static const njs_object_prop_t  njs_math_object_properties[] =
         .configurable = 1,
     },
 
-    /* ES6. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("cbrt"),
@@ -1131,7 +1127,6 @@ static const njs_object_prop_t  njs_math_object_properties[] =
         .configurable = 1,
     },
 
-    /* ES6. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("clz32"),
@@ -1148,7 +1143,6 @@ static const njs_object_prop_t  njs_math_object_properties[] =
         .configurable = 1,
     },
 
-    /* ES6. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("cosh"),
@@ -1165,7 +1159,6 @@ static const njs_object_prop_t  njs_math_object_properties[] =
         .configurable = 1,
     },
 
-    /* ES6. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("expm1"),
@@ -1182,7 +1175,6 @@ static const njs_object_prop_t  njs_math_object_properties[] =
         .configurable = 1,
     },
 
-    /* ES6. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("fround"),
@@ -1191,7 +1183,6 @@ static const njs_object_prop_t  njs_math_object_properties[] =
         .configurable = 1,
     },
 
-    /* ES6. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("hypot"),
@@ -1200,7 +1191,6 @@ static const njs_object_prop_t  njs_math_object_properties[] =
         .configurable = 1,
     },
 
-    /* ES6. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("imul"),
@@ -1217,7 +1207,6 @@ static const njs_object_prop_t  njs_math_object_properties[] =
         .configurable = 1,
     },
 
-    /* ES6. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("log10"),
@@ -1226,7 +1215,6 @@ static const njs_object_prop_t  njs_math_object_properties[] =
         .configurable = 1,
     },
 
-    /* ES6. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("log1p"),
@@ -1235,7 +1223,6 @@ static const njs_object_prop_t  njs_math_object_properties[] =
         .configurable = 1,
     },
 
-    /* ES6. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("log2"),
@@ -1284,7 +1271,6 @@ static const njs_object_prop_t  njs_math_object_properties[] =
         .configurable = 1,
     },
 
-    /* ES6. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("sign"),
@@ -1301,7 +1287,6 @@ static const njs_object_prop_t  njs_math_object_properties[] =
         .configurable = 1,
     },
 
-    /* ES6. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("sinh"),
@@ -1326,7 +1311,6 @@ static const njs_object_prop_t  njs_math_object_properties[] =
         .configurable = 1,
     },
 
-    /* ES6. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("tanh"),
@@ -1335,7 +1319,6 @@ static const njs_object_prop_t  njs_math_object_properties[] =
         .configurable = 1,
     },
 
-    /* ES6. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("trunc"),
diff --git a/src/njs_number.c b/src/njs_number.c
index b8220f35..38b2d493 100644
--- a/src/njs_number.c
+++ b/src/njs_number.c
@@ -420,7 +420,6 @@ njs_number_is_finite(njs_vm_t *vm, njs_value_t *args, njs_uint_t nargs,
 
 static const njs_object_prop_t  njs_number_constructor_properties[] =
 {
-    /* Number.name == "Number". */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("name"),
@@ -428,7 +427,6 @@ static const njs_object_prop_t  njs_number_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* Number.length == 1. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("length"),
@@ -436,28 +434,24 @@ static const njs_object_prop_t  njs_number_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* Number.prototype. */
     {
         .type = NJS_PROPERTY_HANDLER,
         .name = njs_string("prototype"),
         .value = njs_prop_handler(njs_object_prototype_create),
     },
 
-    /* ES6. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("EPSILON"),
         .value = njs_value(NJS_NUMBER, 1, DBL_EPSILON),
     },
 
-    /* ES6. */
     {
         .type = NJS_PROPERTY,
         .name = njs_long_string("MAX_SAFE_INTEGER"),
         .value = njs_value(NJS_NUMBER, 1, NJS_MAX_SAFE_INTEGER),
     },
 
-    /* ES6. */
     {
         .type = NJS_PROPERTY,
         .name = njs_long_string("MIN_SAFE_INTEGER"),
@@ -494,7 +488,6 @@ static const njs_object_prop_t  njs_number_constructor_properties[] =
         .value = njs_value(NJS_NUMBER, 1, -INFINITY),
     },
 
-    /* ES6. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("isFinite"),
@@ -503,7 +496,6 @@ static const njs_object_prop_t  njs_number_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* ES6. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("isInteger"),
@@ -512,7 +504,6 @@ static const njs_object_prop_t  njs_number_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* ES6. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("isSafeInteger"),
@@ -521,7 +512,6 @@ static const njs_object_prop_t  njs_number_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* ES6. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("isNaN"),
@@ -530,7 +520,6 @@ static const njs_object_prop_t  njs_number_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* ES6. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("parseFloat"),
@@ -539,7 +528,6 @@ static const njs_object_prop_t  njs_number_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* ES6. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("parseInt"),
diff --git a/src/njs_object.c b/src/njs_object.c
index c9ea60c4..5e16fd47 100644
--- a/src/njs_object.c
+++ b/src/njs_object.c
@@ -2084,7 +2084,6 @@ njs_property_prototype_create(njs_vm_t *vm, njs_lvlhsh_t *hash,
 
 static const njs_object_prop_t  njs_object_constructor_properties[] =
 {
-    /* Object.name == "Object". */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("name"),
@@ -2092,7 +2091,6 @@ static const njs_object_prop_t  njs_object_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* Object.length == 1. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("length"),
@@ -2100,14 +2098,12 @@ static const njs_object_prop_t  njs_object_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* Object.prototype. */
     {
         .type = NJS_PROPERTY_HANDLER,
         .name = njs_string("prototype"),
         .value = njs_prop_handler(njs_object_prototype_create),
     },
 
-    /* Object.create(). */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("create"),
@@ -2116,7 +2112,6 @@ static const njs_object_prop_t  njs_object_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* Object.keys(). */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("keys"),
@@ -2125,7 +2120,6 @@ static const njs_object_prop_t  njs_object_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* ES8: Object.values(). */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("values"),
@@ -2134,7 +2128,6 @@ static const njs_object_prop_t  njs_object_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* ES8: Object.entries(). */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("entries"),
@@ -2143,7 +2136,6 @@ static const njs_object_prop_t  njs_object_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* Object.defineProperty(). */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("defineProperty"),
@@ -2152,7 +2144,6 @@ static const njs_object_prop_t  njs_object_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* Object.defineProperties(). */
     {
         .type = NJS_PROPERTY,
         .name = njs_long_string("defineProperties"),
@@ -2161,7 +2152,6 @@ static const njs_object_prop_t  njs_object_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* Object.getOwnPropertyDescriptor(). */
     {
         .type = NJS_PROPERTY,
         .name = njs_long_string("getOwnPropertyDescriptor"),
@@ -2170,7 +2160,6 @@ static const njs_object_prop_t  njs_object_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* Object.getOwnPropertyDescriptors(). */
     {
         .type = NJS_PROPERTY,
         .name = njs_long_string("getOwnPropertyDescriptors"),
@@ -2180,7 +2169,6 @@ static const njs_object_prop_t  njs_object_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* Object.getOwnPropertyNames(). */
     {
         .type = NJS_PROPERTY,
         .name = njs_long_string("getOwnPropertyNames"),
@@ -2190,7 +2178,6 @@ static const njs_object_prop_t  njs_object_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* Object.getOwnPropertySymbols(). */
     {
         .type = NJS_PROPERTY,
         .name = njs_long_string("getOwnPropertySymbols"),
@@ -2200,7 +2187,6 @@ static const njs_object_prop_t  njs_object_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* Object.getPrototypeOf(). */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("getPrototypeOf"),
@@ -2209,7 +2195,6 @@ static const njs_object_prop_t  njs_object_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* Object.setPrototypeOf(). */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("setPrototypeOf"),
@@ -2218,7 +2203,6 @@ static const njs_object_prop_t  njs_object_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* Object.freeze(). */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("freeze"),
@@ -2227,7 +2211,6 @@ static const njs_object_prop_t  njs_object_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* Object.isFrozen(). */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("isFrozen"),
@@ -2236,7 +2219,6 @@ static const njs_object_prop_t  njs_object_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* Object.seal(). */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("seal"),
@@ -2245,7 +2227,6 @@ static const njs_object_prop_t  njs_object_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* Object.isSealed(). */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("isSealed"),
@@ -2254,7 +2235,6 @@ static const njs_object_prop_t  njs_object_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* Object.preventExtensions(). */
     {
         .type = NJS_PROPERTY,
         .name = njs_long_string("preventExtensions"),
@@ -2263,7 +2243,6 @@ static const njs_object_prop_t  njs_object_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* Object.isExtensible(). */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("isExtensible"),
@@ -2272,7 +2251,6 @@ static const njs_object_prop_t  njs_object_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* Object.assign(). */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("assign"),
@@ -2281,7 +2259,6 @@ static const njs_object_prop_t  njs_object_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* Object.is(). */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("is"),
@@ -2298,9 +2275,6 @@ const njs_object_init_t  njs_object_constructor_init = {
 };
 
 
-/*
- * ES6, 9.1.2: [[SetPrototypeOf]].
- */
 static njs_int_t
 njs_object_set_prototype(njs_vm_t *vm, njs_object_t *object,
     const njs_value_t *value)
diff --git a/src/njs_regexp.c b/src/njs_regexp.c
index 8947f78f..437e2615 100644
--- a/src/njs_regexp.c
+++ b/src/njs_regexp.c
@@ -1224,7 +1224,6 @@ njs_regexp_string_create(njs_vm_t *vm, njs_value_t *value, u_char *start,
 
 static const njs_object_prop_t  njs_regexp_constructor_properties[] =
 {
-    /* RegExp.name == "RegExp". */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("name"),
@@ -1232,7 +1231,6 @@ static const njs_object_prop_t  njs_regexp_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* RegExp.length == 2. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("length"),
@@ -1240,7 +1238,6 @@ static const njs_object_prop_t  njs_regexp_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* RegExp.prototype. */
     {
         .type = NJS_PROPERTY_HANDLER,
         .name = njs_string("prototype"),
diff --git a/src/njs_string.c b/src/njs_string.c
index d1da45c2..59cc751d 100644
--- a/src/njs_string.c
+++ b/src/njs_string.c
@@ -581,7 +581,6 @@ njs_string_constructor(njs_vm_t *vm, njs_value_t *args, njs_uint_t nargs,
 
 static const njs_object_prop_t  njs_string_constructor_properties[] =
 {
-    /* String.name == "String". */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("name"),
@@ -589,7 +588,6 @@ static const njs_object_prop_t  njs_string_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* String.length == 1. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("length"),
@@ -597,14 +595,12 @@ static const njs_object_prop_t  njs_string_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* String.prototype. */
     {
         .type = NJS_PROPERTY_HANDLER,
         .name = njs_string("prototype"),
         .value = njs_prop_handler(njs_object_prototype_create),
     },
 
-    /* String.bytesFrom(). */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("bytesFrom"),
@@ -613,7 +609,6 @@ static const njs_object_prop_t  njs_string_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* String.fromCharCode(). */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("fromCharCode"),
@@ -622,7 +617,6 @@ static const njs_object_prop_t  njs_string_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* String.fromCodePoint(), ECMAScript 6. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("fromCodePoint"),
@@ -869,11 +863,6 @@ njs_string_prototype_to_string(njs_vm_t *vm, njs_value_t *args,
 }
 
 
-/*
- * String.concat(string2[, ..., stringN]).
- * JavaScript 1.2, ECMAScript 3.
- */
-
 njs_int_t
 njs_string_prototype_concat(njs_vm_t *vm, njs_value_t *args, njs_uint_t nargs,
     njs_index_t unused)
@@ -1168,11 +1157,6 @@ njs_string_prototype_to_bytes(njs_vm_t *vm, njs_value_t *args, njs_uint_t nargs,
 }
 
 
-/*
- * String.slice(start[, end]).
- * JavaScript 1.2, ECMAScript 3.
- */
-
 static njs_int_t
 njs_string_prototype_slice(njs_vm_t *vm, njs_value_t *args, njs_uint_t nargs,
     njs_index_t unused)
@@ -1195,11 +1179,6 @@ njs_string_prototype_slice(njs_vm_t *vm, njs_value_t *args, njs_uint_t nargs,
 }
 
 
-/*
- * String.substring(start[, end]).
- * JavaScript 1.0, ECMAScript 1.
- */
-
 static njs_int_t
 njs_string_prototype_substring(njs_vm_t *vm, njs_value_t *args,
     njs_uint_t nargs, njs_index_t unused)
@@ -1278,11 +1257,6 @@ njs_string_prototype_substring(njs_vm_t *vm, njs_value_t *args,
 }
 
 
-/*
- * String.substr(start[, length]).
- * JavaScript 1.0, ECMAScript 3.
- */
-
 static njs_int_t
 njs_string_prototype_substr(njs_vm_t *vm, njs_value_t *args, njs_uint_t nargs,
     njs_index_t unused)
@@ -2552,7 +2526,6 @@ njs_string_offset_map_init(const u_char *start, size_t size)
 
 
 /*
- * String.toLowerCase().
  * The method supports only simple folding.  For example, Turkish "Ä°"
  * folding "\u0130" to "\u0069\u0307" is not supported.
  */
@@ -2625,7 +2598,6 @@ njs_string_prototype_to_lower_case(njs_vm_t *vm, njs_value_t *args,
 
 
 /*
- * String.toUpperCase().
  * The method supports only simple folding.  For example, German "ß"
  * folding "\u00DF" to "\u0053\u0053" is not supported.
  */
@@ -3053,10 +3025,6 @@ njs_string_prototype_pad(njs_vm_t *vm, njs_value_t *args, njs_uint_t nargs,
 }
 
 
-/*
- * String.search([regexp])
- */
-
 static njs_int_t
 njs_string_prototype_search(njs_vm_t *vm, njs_value_t *args, njs_uint_t nargs,
     njs_index_t unused)
@@ -3137,10 +3105,6 @@ done:
 }
 
 
-/*
- * String.match([regexp])
- */
-
 static njs_int_t
 njs_string_prototype_match(njs_vm_t *vm, njs_value_t *args, njs_uint_t nargs,
     njs_index_t unused)
@@ -3306,10 +3270,6 @@ njs_string_match_multiple(njs_vm_t *vm, njs_value_t *args,
 }
 
 
-/*
- * String.prototype.split([string|regexp[, limit]])
- */
-
 static njs_int_t
 njs_string_prototype_split(njs_vm_t *vm, njs_value_t *args, njs_uint_t nargs,
     njs_index_t unused)
@@ -3510,10 +3470,6 @@ njs_string_split_part_add(njs_vm_t *vm, njs_array_t *array, njs_utf8_t utf8,
 }
 
 
-/*
- * String.replace([regexp|string[, string|function]])
- */
-
 static njs_int_t
 njs_string_prototype_replace(njs_vm_t *vm, njs_value_t *args, njs_uint_t nargs,
     njs_index_t unused)
@@ -4638,7 +4594,6 @@ static const njs_object_prop_t  njs_string_prototype_properties[] =
         .configurable = 1,
     },
 
-    /* String.codePointAt(), ECMAScript 6. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("codePointAt"),
@@ -4663,7 +4618,6 @@ static const njs_object_prop_t  njs_string_prototype_properties[] =
         .configurable = 1,
     },
 
-    /* ES6. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("includes"),
@@ -4672,7 +4626,6 @@ static const njs_object_prop_t  njs_string_prototype_properties[] =
         .configurable = 1,
     },
 
-    /* ES6. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("startsWith"),
@@ -4681,7 +4634,6 @@ static const njs_object_prop_t  njs_string_prototype_properties[] =
         .configurable = 1,
     },
 
-    /* ES6. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("endsWith"),
@@ -4714,7 +4666,6 @@ static const njs_object_prop_t  njs_string_prototype_properties[] =
         .configurable = 1,
     },
 
-    /* ES10. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("trimStart"),
@@ -4723,7 +4674,6 @@ static const njs_object_prop_t  njs_string_prototype_properties[] =
         .configurable = 1,
     },
 
-    /* ES10. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("trimEnd"),
@@ -4732,7 +4682,6 @@ static const njs_object_prop_t  njs_string_prototype_properties[] =
         .configurable = 1,
     },
 
-    /* ES6. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("repeat"),
@@ -4741,7 +4690,6 @@ static const njs_object_prop_t  njs_string_prototype_properties[] =
         .configurable = 1,
     },
 
-    /* ES8. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("padStart"),
@@ -4750,7 +4698,6 @@ static const njs_object_prop_t  njs_string_prototype_properties[] =
         .configurable = 1,
     },
 
-    /* ES8. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("padEnd"),
@@ -4815,10 +4762,6 @@ const njs_object_init_t  njs_string_instance_init = {
 };
 
 
-/*
- * encodeURI(string)
- */
-
 njs_int_t
 njs_string_encode_uri(njs_vm_t *vm, njs_value_t *args, njs_uint_t nargs,
     njs_index_t unused)
@@ -4863,10 +4806,6 @@ njs_string_encode_uri(njs_vm_t *vm, njs_value_t *args, njs_uint_t nargs,
 }
 
 
-/*
- * encodeURIComponent(string)
- */
-
 njs_int_t
 njs_string_encode_uri_component(njs_vm_t *vm, njs_value_t *args,
     njs_uint_t nargs, njs_index_t unused)
@@ -4970,10 +4909,6 @@ njs_string_encode(njs_vm_t *vm, njs_value_t *value, const uint32_t *escape)
 }
 
 
-/*
- * decodeURI(string)
- */
-
 njs_int_t
 njs_string_decode_uri(njs_vm_t *vm, njs_value_t *args, njs_uint_t nargs,
     njs_index_t unused)
@@ -5018,10 +4953,6 @@ njs_string_decode_uri(njs_vm_t *vm, njs_value_t *args, njs_uint_t nargs,
 }
 
 
-/*
- * decodeURIComponent(string)
- */
-
 njs_int_t
 njs_string_decode_uri_component(njs_vm_t *vm, njs_value_t *args,
     njs_uint_t nargs, njs_index_t unused)
diff --git a/src/njs_symbol.c b/src/njs_symbol.c
index 8d29ec56..8cc0764a 100644
--- a/src/njs_symbol.c
+++ b/src/njs_symbol.c
@@ -167,7 +167,6 @@ njs_symbol_key_for(njs_vm_t *vm, njs_value_t *args,
 
 static const njs_object_prop_t  njs_symbol_constructor_properties[] =
 {
-    /* Symbol.name == "Symbol". */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("name"),
@@ -175,7 +174,6 @@ static const njs_object_prop_t  njs_symbol_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* Symbol.length == 0. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("length"),
@@ -183,14 +181,12 @@ static const njs_object_prop_t  njs_symbol_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* Symbol.prototype. */
     {
         .type = NJS_PROPERTY_HANDLER,
         .name = njs_string("prototype"),
         .value = njs_prop_handler(njs_object_prototype_create),
     },
 
-    /* Symbol.for(). */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("for"),
@@ -199,7 +195,6 @@ static const njs_object_prop_t  njs_symbol_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* Symbol.keyFor(). */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("keyFor"),
@@ -208,91 +203,78 @@ static const njs_object_prop_t  njs_symbol_constructor_properties[] =
         .configurable = 1,
     },
 
-    /* Symbol.asyncIterator. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("asyncIterator"),
         .value = njs_wellknown_symbol(NJS_SYMBOL_ASYNC_ITERATOR),
     },
 
-    /* Symbol.hasInstance. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("hasInstance"),
         .value = njs_wellknown_symbol(NJS_SYMBOL_HAS_INSTANCE),
     },
 
-    /* Symbol.isConcatSpreadable. */
     {
         .type = NJS_PROPERTY,
         .name = njs_long_string("isConcatSpreadable"),
         .value = njs_wellknown_symbol(NJS_SYMBOL_IS_CONCAT_SPREADABLE),
     },
 
-    /* Symbol.iterator. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("iterator"),
         .value = njs_wellknown_symbol(NJS_SYMBOL_ITERATOR),
     },
 
-    /* Symbol.match. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("match"),
         .value = njs_wellknown_symbol(NJS_SYMBOL_MATCH),
     },
 
-    /* Symbol.matchAll. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("matchAll"),
         .value = njs_wellknown_symbol(NJS_SYMBOL_MATCH_ALL),
     },
 
-    /* Symbol.replace. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("replace"),
         .value = njs_wellknown_symbol(NJS_SYMBOL_REPLACE),
     },
 
-    /* Symbol.search. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("search"),
         .value = njs_wellknown_symbol(NJS_SYMBOL_SEARCH),
     },
 
-    /* Symbol.species. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("species"),
         .value = njs_wellknown_symbol(NJS_SYMBOL_SPECIES),
     },
 
-    /* Symbol.split. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("split"),
         .value = njs_wellknown_symbol(NJS_SYMBOL_SPLIT),
     },
 
-    /* Symbol.toPrimitive. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("toPrimitive"),
         .value = njs_wellknown_symbol(NJS_SYMBOL_TO_PRIMITIVE),
     },
 
-    /* Symbol.toStringTag. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("toStringTag"),
         .value = njs_wellknown_symbol(NJS_SYMBOL_TO_STRING_TAG),
     },
 
-    /* Symbol.unscopables. */
     {
         .type = NJS_PROPERTY,
         .name = njs_string("unscopables"),
-- 
2.47.3