diff --git a/sprout/bit/rotate.hpp b/sprout/bit/rotate.hpp
index fa6dc0b9..25ea942b 100644
--- a/sprout/bit/rotate.hpp
+++ b/sprout/bit/rotate.hpp
@@ -32,4 +32,4 @@ namespace sprout {
 	}
 }	// namespace sprout
 
-#endif // #ifndef SPROUT_BIT_ROTATE_HPP
+#endif	// #ifndef SPROUT_BIT_ROTATE_HPP
diff --git a/sprout/bitset/bitset.hpp b/sprout/bitset/bitset.hpp
index e17f4d4b..42647435 100644
--- a/sprout/bitset/bitset.hpp
+++ b/sprout/bitset/bitset.hpp
@@ -961,7 +961,7 @@ namespace sprout {
 		SPROUT_CONSTEXPR bitset<N>
 		do_sanitize() const SPROUT_NOEXCEPT {
 			typedef sprout::detail::sanitize<N % (CHAR_BIT * sprout::detail::sizeof_<unsigned long>::value)> sanitize_type;
-			return  bitset(this->hiword(sanitize_type::do_sanitize_c(this->hiword())));
+			return bitset(this->hiword(sanitize_type::do_sanitize_c(this->hiword())));
 		}
 		SPROUT_CONSTEXPR bitset<N>
 		do_sanitize_c() const SPROUT_NOEXCEPT {
diff --git a/sprout/breed/breed_fwd.hpp b/sprout/breed/breed_fwd.hpp
index b41e09ef..5f137e94 100644
--- a/sprout/breed/breed_fwd.hpp
+++ b/sprout/breed/breed_fwd.hpp
@@ -540,17 +540,17 @@ namespace sprout {
 			struct reverse;
 		}	// namespace functional
 
-		typedef functional::flatten	 _flatten;
-		typedef functional::make_pair   _make_pair;
-		typedef functional::first	   _first;
-		typedef functional::second	  _second;
-		typedef functional::pop_front   _at;
-		typedef functional::pop_front   _pop_front;
-		typedef functional::push_front  _push_front;
-		typedef functional::pop_back	_pop_back;
-		typedef functional::push_back   _push_back;
-		typedef functional::reverse	 _reverse;
-		typedef functional::eval		_eval;
+		typedef functional::flatten _flatten;
+		typedef functional::make_pair _make_pair;
+		typedef functional::first _first;
+		typedef functional::second _second;
+		typedef functional::pop_front _at;
+		typedef functional::pop_front _pop_front;
+		typedef functional::push_front _push_front;
+		typedef functional::pop_back _pop_back;
+		typedef functional::push_back _push_back;
+		typedef functional::reverse _reverse;
+		typedef functional::eval _eval;
 		struct _deep_copy;
 
 		typedef sprout::breed::functional::make_expr<sprout::breed::tag::terminal> _make_terminal;
@@ -690,9 +690,9 @@ namespace sprout {
 
 		typedef _child_c<0> _child0;
 		typedef _child_c<1> _child1;
-		typedef _child0	 _child;
-		typedef _child0	 _left;
-		typedef _child1	 _right;
+		typedef _child0 _child;
+		typedef _child0 _left;
+		typedef _child1 _right;
 
 		typedef _child_c<2> _child2;
 
diff --git a/sprout/compressed_pair.hpp b/sprout/compressed_pair.hpp
index 05b2ec88..56a69e08 100644
--- a/sprout/compressed_pair.hpp
+++ b/sprout/compressed_pair.hpp
@@ -431,4 +431,4 @@ namespace sprout {
 	}
 }	// namespace sprout
 
-#endif // #ifndef SPROUT_COMPRESSED_PAIR_HPP
+#endif	// #ifndef SPROUT_COMPRESSED_PAIR_HPP
diff --git a/sprout/container/container_traits.hpp b/sprout/container/container_traits.hpp
index 5f4d53eb..f9a2a0c8 100644
--- a/sprout/container/container_traits.hpp
+++ b/sprout/container/container_traits.hpp
@@ -445,7 +445,7 @@ namespace sprout {
 			typedef T* pointer;
 			typedef T const* const_pointer;
 		public:
-			SPROUT_STATIC_CONSTEXPR size_type static_size = N ;
+			SPROUT_STATIC_CONSTEXPR size_type static_size = N;
 		public:
 			static SPROUT_CONSTEXPR size_type
 			fixed_size() SPROUT_NOEXCEPT {
diff --git a/sprout/cstdlib/abs.hpp b/sprout/cstdlib/abs.hpp
index 2976eb71..16e51fbf 100644
--- a/sprout/cstdlib/abs.hpp
+++ b/sprout/cstdlib/abs.hpp
@@ -7,7 +7,7 @@
 namespace sprout {
 	// Copyright (C) 2011 RiSK (sscrisk)
 
-	// 7.20.6.1  abs，labs，及び llabs 関数
+	// 7.20.6.1 abs，labs，及び llabs 関数
 	inline SPROUT_CONSTEXPR int
 	abs(int j) {
 		return j < 0 ? -j : j;
diff --git a/sprout/cstdlib/div.hpp b/sprout/cstdlib/div.hpp
index df0934c9..4af918fa 100644
--- a/sprout/cstdlib/div.hpp
+++ b/sprout/cstdlib/div.hpp
@@ -56,7 +56,7 @@ namespace sprout {
 		}
 	}	// namespace detail
 
-	// 7.20.6.2  div，ldiv，及び lldiv 関数
+	// 7.20.6.2 div，ldiv，及び lldiv 関数
 	inline SPROUT_CONSTEXPR std::div_t
 	div(int numer, int denom) {
 		return sprout::detail::div_impl(numer, denom);
diff --git a/sprout/cstring/memchr.hpp b/sprout/cstring/memchr.hpp
index 81ff7976..cc44da09 100644
--- a/sprout/cstring/memchr.hpp
+++ b/sprout/cstring/memchr.hpp
@@ -22,7 +22,7 @@ namespace sprout {
 		}
 	}	// namespace detail
 
-	// 7.21.5.1  memchr 関数
+	// 7.21.5.1 memchr 関数
 	//
 	//	recursion depth:
 	//		O(log N)
diff --git a/sprout/cstring/memcmp.hpp b/sprout/cstring/memcmp.hpp
index dc515505..a38215ac 100644
--- a/sprout/cstring/memcmp.hpp
+++ b/sprout/cstring/memcmp.hpp
@@ -7,7 +7,7 @@
 #include <sprout/algorithm/tristate_lexicographical_compare.hpp>
 
 namespace sprout {
-	// 7.21.4.1  memcmp 関数
+	// 7.21.4.1 memcmp 関数
 	//
 	//	recursion depth:
 	//		O(log(N1+N2))
diff --git a/sprout/cstring/strchr.hpp b/sprout/cstring/strchr.hpp
index 9fe0fcbf..c1678605 100644
--- a/sprout/cstring/strchr.hpp
+++ b/sprout/cstring/strchr.hpp
@@ -56,7 +56,7 @@ namespace sprout {
 
 	}	// namespace detail
 
-	// 7.21.5.2  strchr 関数
+	// 7.21.5.2 strchr 関数
 	//
 	//	recursion depth:
 	//		O(log N)
diff --git a/sprout/cstring/strcmp.hpp b/sprout/cstring/strcmp.hpp
index 3d053cab..7dc5e695 100644
--- a/sprout/cstring/strcmp.hpp
+++ b/sprout/cstring/strcmp.hpp
@@ -69,7 +69,7 @@ namespace sprout {
 		}
 	}	// namespace detail
 
-	// 7.21.4.2  strcmp 関数
+	// 7.21.4.2 strcmp 関数
 	//
 	//	recursion depth:
 	//		O(log(N1+N2))
diff --git a/sprout/cstring/strcoll.hpp b/sprout/cstring/strcoll.hpp
index 344922a7..1ce78786 100644
--- a/sprout/cstring/strcoll.hpp
+++ b/sprout/cstring/strcoll.hpp
@@ -7,7 +7,7 @@
 #include <sprout/cstring/strcmp.hpp>
 
 namespace sprout {
-	// 7.21.4.3  strcoll 関数
+	// 7.21.4.3 strcoll 関数
 	//
 	//	recursion depth:
 	//		O(log(N1+N2))
diff --git a/sprout/cstring/strcspn.hpp b/sprout/cstring/strcspn.hpp
index 3c340026..c096ce96 100644
--- a/sprout/cstring/strcspn.hpp
+++ b/sprout/cstring/strcspn.hpp
@@ -59,7 +59,7 @@ namespace sprout {
 		}
 	}	// namespace detail
 
-	// 7.21.5.3  strcspn 関数
+	// 7.21.5.3 strcspn 関数
 	//
 	//	recursion depth:
 	//		O(log(N1+N2))
diff --git a/sprout/cstring/strlen.hpp b/sprout/cstring/strlen.hpp
index 00afde97..ca4e9488 100644
--- a/sprout/cstring/strlen.hpp
+++ b/sprout/cstring/strlen.hpp
@@ -57,7 +57,7 @@ namespace sprout {
 		}
 	}	// namespace detail
 
-	// 7.21.6.3  strlen 関数
+	// 7.21.6.3 strlen 関数
 	//
 	//	recursion depth:
 	//		O(log N)
diff --git a/sprout/cstring/strncmp.hpp b/sprout/cstring/strncmp.hpp
index 5528dddd..c4f6825d 100644
--- a/sprout/cstring/strncmp.hpp
+++ b/sprout/cstring/strncmp.hpp
@@ -9,7 +9,7 @@
 #include <sprout/algorithm/tristate_lexicographical_compare.hpp>
 
 namespace sprout {
-	// 7.21.4.4  strncmp 関数
+	// 7.21.4.4 strncmp 関数
 	//
 	//	recursion depth:
 	//		O(log(N1+N2))
diff --git a/sprout/cstring/strpbrk.hpp b/sprout/cstring/strpbrk.hpp
index 6d0fd199..42605f6b 100644
--- a/sprout/cstring/strpbrk.hpp
+++ b/sprout/cstring/strpbrk.hpp
@@ -60,7 +60,7 @@ namespace sprout {
 		}
 	}	// namespace detail
 
-	// 7.21.5.4  strpbrk 関数
+	// 7.21.5.4 strpbrk 関数
 	//
 	//	recursion depth:
 	//		O(log(N1+N2))
diff --git a/sprout/cstring/strrchr.hpp b/sprout/cstring/strrchr.hpp
index 56b6cb35..2978c2f3 100644
--- a/sprout/cstring/strrchr.hpp
+++ b/sprout/cstring/strrchr.hpp
@@ -67,7 +67,7 @@ namespace sprout {
 		}
 	}	// namespace detail
 
-	// 7.21.5.5  strrchr 関数
+	// 7.21.5.5 strrchr 関数
 	//
 	//	recursion depth:
 	//		O(log N)
diff --git a/sprout/cstring/strspn.hpp b/sprout/cstring/strspn.hpp
index 79be259c..16e34a47 100644
--- a/sprout/cstring/strspn.hpp
+++ b/sprout/cstring/strspn.hpp
@@ -59,7 +59,7 @@ namespace sprout {
 		}
 	}	// namespace detail
 
-	// 7.21.5.6  strspn 関数
+	// 7.21.5.6 strspn 関数
 	//
 	//	recursion depth:
 	//		O(log(N1+N2))
diff --git a/sprout/cstring/strstr.hpp b/sprout/cstring/strstr.hpp
index b67542f5..fab1e583 100644
--- a/sprout/cstring/strstr.hpp
+++ b/sprout/cstring/strstr.hpp
@@ -121,7 +121,7 @@ namespace sprout {
 		}
 	}	// namespace detail
 
-	// 7.21.5.7  strstr 関数
+	// 7.21.5.7 strstr 関数
 	//
 	//	recursion depth:
 	//		O(log(N1+N2))
diff --git a/sprout/ctype/ascii.hpp b/sprout/ctype/ascii.hpp
index 66f36b89..894743ba 100644
--- a/sprout/ctype/ascii.hpp
+++ b/sprout/ctype/ascii.hpp
@@ -24,134 +24,134 @@ namespace sprout {
 			SPROUT_STATIC_CONSTEXPR std::size_t xdigit = 1 << 10;
 			SPROUT_STATIC_CONSTEXPR std::size_t table_size = 0x80;
 			SPROUT_STATIC_CONSTEXPR std::size_t table[sprout::ascii::detail::table_size] = {
-				/* 0x0  NUL */ sprout::ascii::detail::cntrl,
-				/* 0x1  SOH */ sprout::ascii::detail::cntrl,
-				/* 0x2  STX */ sprout::ascii::detail::cntrl,
-				/* 0x3  ETX */ sprout::ascii::detail::cntrl,
-				/* 0x4  EOT */ sprout::ascii::detail::cntrl,
-				/* 0x5  ENQ */ sprout::ascii::detail::cntrl,
-				/* 0x6  ACK */ sprout::ascii::detail::cntrl,
-				/* 0x7  BEL */ sprout::ascii::detail::cntrl,
-				/* 0x8  BS  */ sprout::ascii::detail::cntrl,
-				/* 0x9  HT  */ sprout::ascii::detail::blank | sprout::ascii::detail::cntrl | sprout::ascii::detail::space,
-				/* 0xA  LF  */ sprout::ascii::detail::cntrl | sprout::ascii::detail::space,
-				/* 0xB  VT  */ sprout::ascii::detail::cntrl | sprout::ascii::detail::space,
-				/* 0xC  FF  */ sprout::ascii::detail::cntrl | sprout::ascii::detail::space,
-				/* 0xD  CR  */ sprout::ascii::detail::cntrl | sprout::ascii::detail::space,
-				/* 0xE  SO  */ sprout::ascii::detail::cntrl,
-				/* 0xF  SI  */ sprout::ascii::detail::cntrl,
-				/* 0x10 DLE */ sprout::ascii::detail::cntrl,
-				/* 0x11 DC1 */ sprout::ascii::detail::cntrl,
-				/* 0x12 DC2 */ sprout::ascii::detail::cntrl,
-				/* 0x13 DC3 */ sprout::ascii::detail::cntrl,
-				/* 0x14 DC4 */ sprout::ascii::detail::cntrl,
-				/* 0x15 NAK */ sprout::ascii::detail::cntrl,
-				/* 0x16 SYN */ sprout::ascii::detail::cntrl,
-				/* 0x17 ETB */ sprout::ascii::detail::cntrl,
-				/* 0x18 CAN */ sprout::ascii::detail::cntrl,
-				/* 0x19 EM  */ sprout::ascii::detail::cntrl,
-				/* 0x1A SUB */ sprout::ascii::detail::cntrl,
-				/* 0x1B ESC */ sprout::ascii::detail::cntrl,
-				/* 0x1C FS  */ sprout::ascii::detail::cntrl,
-				/* 0x1D GS  */ sprout::ascii::detail::cntrl,
-				/* 0x1E RS  */ sprout::ascii::detail::cntrl,
-				/* 0x1F US  */ sprout::ascii::detail::cntrl,
-				/* 0x20 ' ' */ sprout::ascii::detail::blank | sprout::ascii::detail::print | sprout::ascii::detail::space,
-				/* 0x21 '!' */ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
-				/* 0x22 '"' */ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
-				/* 0x23 '#' */ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
-				/* 0x24 '$' */ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
-				/* 0x25 '%' */ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
-				/* 0x26 '&' */ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
-				/* 0x27 ''' */ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
-				/* 0x28 '(' */ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
-				/* 0x29 ')' */ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
-				/* 0x2A '*' */ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
-				/* 0x2B '+' */ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
-				/* 0x2C ',' */ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
-				/* 0x2D '-' */ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
-				/* 0x2E '.' */ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
-				/* 0x2F '/' */ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
-				/* 0x30 '0' */ sprout::ascii::detail::digit | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::xdigit,
-				/* 0x31 '1' */ sprout::ascii::detail::digit | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::xdigit,
-				/* 0x32 '2' */ sprout::ascii::detail::digit | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::xdigit,
-				/* 0x33 '3' */ sprout::ascii::detail::digit | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::xdigit,
-				/* 0x34 '4' */ sprout::ascii::detail::digit | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::xdigit,
-				/* 0x35 '5' */ sprout::ascii::detail::digit | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::xdigit,
-				/* 0x36 '6' */ sprout::ascii::detail::digit | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::xdigit,
-				/* 0x37 '7' */ sprout::ascii::detail::digit | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::xdigit,
-				/* 0x38 '8' */ sprout::ascii::detail::digit | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::xdigit,
-				/* 0x39 '9' */ sprout::ascii::detail::digit | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::xdigit,
-				/* 0x3A ':' */ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
-				/* 0x3B ';' */ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
-				/* 0x3C '<' */ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
-				/* 0x3D '=' */ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
-				/* 0x3E '>' */ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
-				/* 0x3F '?' */ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
-				/* 0x40 '@' */ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
-				/* 0x41 'A' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper | sprout::ascii::detail::xdigit,
-				/* 0x42 'B' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper | sprout::ascii::detail::xdigit,
-				/* 0x43 'C' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper | sprout::ascii::detail::xdigit,
-				/* 0x44 'D' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper | sprout::ascii::detail::xdigit,
-				/* 0x45 'E' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper | sprout::ascii::detail::xdigit,
-				/* 0x46 'F' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper | sprout::ascii::detail::xdigit,
-				/* 0x47 'G' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
-				/* 0x48 'H' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
-				/* 0x49 'I' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
-				/* 0x4A 'J' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
-				/* 0x4B 'K' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
-				/* 0x4C 'L' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
-				/* 0x4D 'M' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
-				/* 0x4E 'N' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
-				/* 0x4F 'O' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
-				/* 0x50 'P' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
-				/* 0x51 'Q' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
-				/* 0x52 'R' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
-				/* 0x53 'S' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
-				/* 0x54 'T' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
-				/* 0x55 'U' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
-				/* 0x56 'V' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
-				/* 0x57 'W' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
-				/* 0x58 'X' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
-				/* 0x59 'Y' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
-				/* 0x5A 'Z' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
-				/* 0x5B '[' */ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
-				/* 0x5C '\' */ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
-				/* 0x5D ']' */ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
-				/* 0x5E '^' */ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
-				/* 0x5F '_' */ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
-				/* 0x60 '`' */ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
-				/* 0x61 'a' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print | sprout::ascii::detail::xdigit,
-				/* 0x62 'b' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print | sprout::ascii::detail::xdigit,
-				/* 0x63 'c' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print | sprout::ascii::detail::xdigit,
-				/* 0x64 'd' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print | sprout::ascii::detail::xdigit,
-				/* 0x65 'e' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print | sprout::ascii::detail::xdigit,
-				/* 0x66 'f' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print | sprout::ascii::detail::xdigit,
-				/* 0x67 'g' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
-				/* 0x68 'h' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
-				/* 0x69 'i' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
-				/* 0x6A 'j' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
-				/* 0x6B 'k' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
-				/* 0x6C 'l' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
-				/* 0x6D 'm' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
-				/* 0x6E 'n' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
-				/* 0x6F 'o' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
-				/* 0x70 'p' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
-				/* 0x71 'q' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
-				/* 0x72 'r' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
-				/* 0x73 's' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
-				/* 0x74 't' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
-				/* 0x75 'u' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
-				/* 0x76 'v' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
-				/* 0x77 'w' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
-				/* 0x78 'x' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
-				/* 0x79 'y' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
-				/* 0x7A 'z' */ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
-				/* 0x7B '{' */ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
-				/* 0x7C '|' */ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
-				/* 0x7D '}' */ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
-				/* 0x7E '~' */ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
-				/* 0x7F DEL */ sprout::ascii::detail::cntrl
+				/* 0x00	NUL	*/ sprout::ascii::detail::cntrl,
+				/* 0x01	SOH	*/ sprout::ascii::detail::cntrl,
+				/* 0x02	STX	*/ sprout::ascii::detail::cntrl,
+				/* 0x03	ETX	*/ sprout::ascii::detail::cntrl,
+				/* 0x04	EOT	*/ sprout::ascii::detail::cntrl,
+				/* 0x05	ENQ	*/ sprout::ascii::detail::cntrl,
+				/* 0x06	ACK	*/ sprout::ascii::detail::cntrl,
+				/* 0x07	BEL	*/ sprout::ascii::detail::cntrl,
+				/* 0x08	BS	*/ sprout::ascii::detail::cntrl,
+				/* 0x09	HT	*/ sprout::ascii::detail::blank | sprout::ascii::detail::cntrl | sprout::ascii::detail::space,
+				/* 0x0A	LF	*/ sprout::ascii::detail::cntrl | sprout::ascii::detail::space,
+				/* 0x0B	VT	*/ sprout::ascii::detail::cntrl | sprout::ascii::detail::space,
+				/* 0x0C	FF	*/ sprout::ascii::detail::cntrl | sprout::ascii::detail::space,
+				/* 0x0D	CR	*/ sprout::ascii::detail::cntrl | sprout::ascii::detail::space,
+				/* 0x0E	SO	*/ sprout::ascii::detail::cntrl,
+				/* 0x0F	SI	*/ sprout::ascii::detail::cntrl,
+				/* 0x10	DLE	*/ sprout::ascii::detail::cntrl,
+				/* 0x11	DC1	*/ sprout::ascii::detail::cntrl,
+				/* 0x12	DC2	*/ sprout::ascii::detail::cntrl,
+				/* 0x13	DC3	*/ sprout::ascii::detail::cntrl,
+				/* 0x14	DC4	*/ sprout::ascii::detail::cntrl,
+				/* 0x15	NAK	*/ sprout::ascii::detail::cntrl,
+				/* 0x16	SYN	*/ sprout::ascii::detail::cntrl,
+				/* 0x17	ETB	*/ sprout::ascii::detail::cntrl,
+				/* 0x18	CAN	*/ sprout::ascii::detail::cntrl,
+				/* 0x19	EM	*/ sprout::ascii::detail::cntrl,
+				/* 0x1A	SUB	*/ sprout::ascii::detail::cntrl,
+				/* 0x1B	ESC	*/ sprout::ascii::detail::cntrl,
+				/* 0x1C	FS	*/ sprout::ascii::detail::cntrl,
+				/* 0x1D	GS	*/ sprout::ascii::detail::cntrl,
+				/* 0x1E	RS	*/ sprout::ascii::detail::cntrl,
+				/* 0x1F	US	*/ sprout::ascii::detail::cntrl,
+				/* 0x20	' '	*/ sprout::ascii::detail::blank | sprout::ascii::detail::print | sprout::ascii::detail::space,
+				/* 0x21	'!'	*/ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
+				/* 0x22	'"'	*/ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
+				/* 0x23	'#'	*/ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
+				/* 0x24	'$'	*/ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
+				/* 0x25	'%'	*/ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
+				/* 0x26	'&'	*/ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
+				/* 0x27	'''	*/ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
+				/* 0x28	'('	*/ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
+				/* 0x29	')'	*/ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
+				/* 0x2A	'*'	*/ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
+				/* 0x2B	'+'	*/ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
+				/* 0x2C	','	*/ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
+				/* 0x2D	'-'	*/ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
+				/* 0x2E	'.'	*/ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
+				/* 0x2F	'/'	*/ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
+				/* 0x30	'0'	*/ sprout::ascii::detail::digit | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::xdigit,
+				/* 0x31	'1'	*/ sprout::ascii::detail::digit | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::xdigit,
+				/* 0x32	'2'	*/ sprout::ascii::detail::digit | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::xdigit,
+				/* 0x33	'3'	*/ sprout::ascii::detail::digit | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::xdigit,
+				/* 0x34	'4'	*/ sprout::ascii::detail::digit | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::xdigit,
+				/* 0x35	'5'	*/ sprout::ascii::detail::digit | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::xdigit,
+				/* 0x36	'6'	*/ sprout::ascii::detail::digit | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::xdigit,
+				/* 0x37	'7'	*/ sprout::ascii::detail::digit | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::xdigit,
+				/* 0x38	'8'	*/ sprout::ascii::detail::digit | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::xdigit,
+				/* 0x39	'9'	*/ sprout::ascii::detail::digit | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::xdigit,
+				/* 0x3A	':'	*/ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
+				/* 0x3B	';'	*/ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
+				/* 0x3C	'<'	*/ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
+				/* 0x3D	'='	*/ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
+				/* 0x3E	'>'	*/ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
+				/* 0x3F	'?'	*/ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
+				/* 0x40	'@'	*/ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
+				/* 0x41	'A'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper | sprout::ascii::detail::xdigit,
+				/* 0x42	'B'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper | sprout::ascii::detail::xdigit,
+				/* 0x43	'C'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper | sprout::ascii::detail::xdigit,
+				/* 0x44	'D'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper | sprout::ascii::detail::xdigit,
+				/* 0x45	'E'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper | sprout::ascii::detail::xdigit,
+				/* 0x46	'F'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper | sprout::ascii::detail::xdigit,
+				/* 0x47	'G'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
+				/* 0x48	'H'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
+				/* 0x49	'I'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
+				/* 0x4A	'J'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
+				/* 0x4B	'K'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
+				/* 0x4C	'L'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
+				/* 0x4D	'M'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
+				/* 0x4E	'N'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
+				/* 0x4F	'O'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
+				/* 0x50	'P'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
+				/* 0x51	'Q'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
+				/* 0x52	'R'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
+				/* 0x53	'S'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
+				/* 0x54	'T'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
+				/* 0x55	'U'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
+				/* 0x56	'V'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
+				/* 0x57	'W'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
+				/* 0x58	'X'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
+				/* 0x59	'Y'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
+				/* 0x5A	'Z'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::upper,
+				/* 0x5B	'['	*/ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
+				/* 0x5C	'\'	*/ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
+				/* 0x5D	']'	*/ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
+				/* 0x5E	'^'	*/ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
+				/* 0x5F	'_'	*/ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
+				/* 0x60	'`'	*/ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
+				/* 0x61	'a'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print | sprout::ascii::detail::xdigit,
+				/* 0x62	'b'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print | sprout::ascii::detail::xdigit,
+				/* 0x63	'c'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print | sprout::ascii::detail::xdigit,
+				/* 0x64	'd'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print | sprout::ascii::detail::xdigit,
+				/* 0x65	'e'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print | sprout::ascii::detail::xdigit,
+				/* 0x66	'f'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print | sprout::ascii::detail::xdigit,
+				/* 0x67	'g'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
+				/* 0x68	'h'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
+				/* 0x69	'i'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
+				/* 0x6A	'j'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
+				/* 0x6B	'k'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
+				/* 0x6C	'l'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
+				/* 0x6D	'm'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
+				/* 0x6E	'n'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
+				/* 0x6F	'o'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
+				/* 0x70	'p'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
+				/* 0x71	'q'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
+				/* 0x72	'r'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
+				/* 0x73	's'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
+				/* 0x74	't'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
+				/* 0x75	'u'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
+				/* 0x76	'v'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
+				/* 0x77	'w'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
+				/* 0x78	'x'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
+				/* 0x79	'y'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
+				/* 0x7A	'z'	*/ sprout::ascii::detail::alpha | sprout::ascii::detail::graph | sprout::ascii::detail::lower | sprout::ascii::detail::print,
+				/* 0x7B	'{'	*/ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
+				/* 0x7C	'|'	*/ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
+				/* 0x7D	'}'	*/ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
+				/* 0x7E	'~'	*/ sprout::ascii::detail::graph | sprout::ascii::detail::print | sprout::ascii::detail::punct,
+				/* 0x7F	DEL	*/ sprout::ascii::detail::cntrl
 			};
 			inline SPROUT_CONSTEXPR std::size_t get_value(char c) {
 				return static_cast<std::size_t>(c) < sprout::ascii::detail::table_size
diff --git a/sprout/current_function.hpp b/sprout/current_function.hpp
index 02f450fa..5fb0bd86 100644
--- a/sprout/current_function.hpp
+++ b/sprout/current_function.hpp
@@ -38,6 +38,6 @@ namespace sprout {
 #endif
 		}
 	}	// namespace detail
-} // namespace sprout
+}	// namespace sprout
 
 #endif	// #ifndef SPROUT_CURRENT_FUNCTION_HPP
diff --git a/sprout/detail/algorithm_min_max.hpp b/sprout/detail/algorithm_min_max.hpp
index 12780afb..1d710ca6 100644
--- a/sprout/detail/algorithm_min_max.hpp
+++ b/sprout/detail/algorithm_min_max.hpp
@@ -5,4 +5,4 @@
 #include <sprout/algorithm/min.hpp>
 #include <sprout/algorithm/max.hpp>
 
-#endif // #ifndef SPROUT_DETAIL_ALGORITHM_MIN_MAX_HPP
+#endif	// #ifndef SPROUT_DETAIL_ALGORITHM_MIN_MAX_HPP
diff --git a/sprout/detail/call_traits.hpp b/sprout/detail/call_traits.hpp
index 690e4a98..61cee12b 100644
--- a/sprout/detail/call_traits.hpp
+++ b/sprout/detail/call_traits.hpp
@@ -55,4 +55,4 @@ namespace sprout {
 	}	// namespace detail
 }	// namespace sprout
 
-#endif // #ifndef SPROUT_DETAIL_CALL_TRAITS_HPP
+#endif	// #ifndef SPROUT_DETAIL_CALL_TRAITS_HPP
diff --git a/sprout/detail/integer.hpp b/sprout/detail/integer.hpp
index 8435dac6..89bb5467 100644
--- a/sprout/detail/integer.hpp
+++ b/sprout/detail/integer.hpp
@@ -62,11 +62,11 @@ namespace sprout {
 		struct exact_unsigned_base_helper {};
 
 		template<>
-		struct exact_signed_base_helper<sizeof(signed char)  * CHAR_BIT> {
+		struct exact_signed_base_helper<sizeof(signed char) * CHAR_BIT> {
 			typedef signed char exact;
 		};
 		template<>
-		struct exact_unsigned_base_helper<sizeof(unsigned char)  * CHAR_BIT> {
+		struct exact_unsigned_base_helper<sizeof(unsigned char) * CHAR_BIT> {
 			typedef unsigned char exact;
 		};
 #if USHRT_MAX != UCHAR_MAX
@@ -178,4 +178,4 @@ namespace sprout {
 	}	// namespace detail
 }	// namespace sprout
 
-#endif // #ifndef SPROUT_DETAIL_INTEGER_HPP
+#endif	// #ifndef SPROUT_DETAIL_INTEGER_HPP
diff --git a/sprout/detail/integer/integer_mask.hpp b/sprout/detail/integer/integer_mask.hpp
index 5d0a5988..e9a8989c 100644
--- a/sprout/detail/integer/integer_mask.hpp
+++ b/sprout/detail/integer/integer_mask.hpp
@@ -62,4 +62,4 @@ namespace sprout {
 	}	// namespace detail
 }	// namespace sprout
 
-#endif // #ifndef SPROUT_DETAIL_INTEGER_INTEGER_MASK_HPP
+#endif	// #ifndef SPROUT_DETAIL_INTEGER_INTEGER_MASK_HPP
diff --git a/sprout/detail/integer/static_log2.hpp b/sprout/detail/integer/static_log2.hpp
index 06fc2587..99827148 100644
--- a/sprout/detail/integer/static_log2.hpp
+++ b/sprout/detail/integer/static_log2.hpp
@@ -59,4 +59,4 @@ namespace sprout {
 	}	// namespace detail
 }	// namespace sprout
 
-#endif // #ifndef SPROUT_DETAIL_INTEGER_STATIC_LOG2_HPP
+#endif	// #ifndef SPROUT_DETAIL_INTEGER_STATIC_LOG2_HPP
diff --git a/sprout/detail/str.hpp b/sprout/detail/str.hpp
index cb3ee8ef..d68e3ed7 100644
--- a/sprout/detail/str.hpp
+++ b/sprout/detail/str.hpp
@@ -23,4 +23,4 @@ namespace sprout {
 	}	// namespace detail
 }	// namespace sprout
 
-#endif // #ifndef SPROUT_DETAIL_STR_HPP
+#endif	// #ifndef SPROUT_DETAIL_STR_HPP
diff --git a/sprout/io.hpp b/sprout/io.hpp
index 2dc18b91..cc28bc63 100644
--- a/sprout/io.hpp
+++ b/sprout/io.hpp
@@ -510,7 +510,7 @@ namespace sprout {
 		};
 
 		//
-		//  root_t
+		// root_t
 		//
 		typedef sprout::io::format_expression<
 			sprout::io::root_expression,
diff --git a/sprout/iterator/generator_iterator.hpp b/sprout/iterator/generator_iterator.hpp
index 25890ad5..e93cd8c5 100644
--- a/sprout/iterator/generator_iterator.hpp
+++ b/sprout/iterator/generator_iterator.hpp
@@ -146,4 +146,4 @@ namespace sprout {
 	}
 }	// namespace sprout
 
-#endif // #ifndef SPROUT_ITERATOR_GENERATOR_ITERATOR_HPP
+#endif	// #ifndef SPROUT_ITERATOR_GENERATOR_ITERATOR_HPP
diff --git a/sprout/math/common_factor.hpp b/sprout/math/common_factor.hpp
index 70d3c494..a62c950d 100644
--- a/sprout/math/common_factor.hpp
+++ b/sprout/math/common_factor.hpp
@@ -4,4 +4,4 @@
 #include <sprout/math/gcd.hpp>
 #include <sprout/math/lcm.hpp>
 
-#endif  // SPROUT_MATH_COMMON_FACTOR_HPP
+#endif	// SPROUT_MATH_COMMON_FACTOR_HPP
diff --git a/sprout/math/frac_int.hpp b/sprout/math/frac_int.hpp
index 50eb1f49..151c67d8 100644
--- a/sprout/math/frac_int.hpp
+++ b/sprout/math/frac_int.hpp
@@ -16,7 +16,7 @@ namespace sprout {
 			inline SPROUT_CONSTEXPR sprout::pair<T, T>
 			frac_int_impl(T x, T ipart) {
 				typedef sprout::pair<T, T> type;
-				return  x == std::numeric_limits<T>::infinity() || x == -std::numeric_limits<T>::infinity() ? type(T(0), ipart)
+				return x == std::numeric_limits<T>::infinity() || x == -std::numeric_limits<T>::infinity() ? type(T(0), ipart)
 					: x == std::numeric_limits<T>::quiet_NaN() ? type(std::numeric_limits<T>::quiet_NaN(), ipart)
 					: type(x - ipart, ipart)
 					;
diff --git a/sprout/math/gcd.hpp b/sprout/math/gcd.hpp
index db5c6801..fbbf1591 100644
--- a/sprout/math/gcd.hpp
+++ b/sprout/math/gcd.hpp
@@ -210,7 +210,7 @@ namespace sprout {
 			gcd_optimal(T const& a, T const& b) {
 				return sprout::math::detail::gcd_optimal_evaluator<T>().operator()(a, b);
 			}
-		}  // namespace detail
+		}	// namespace detail
 
 		//
 		// gcd_evaluator
@@ -245,7 +245,7 @@ namespace sprout {
 		gcd(IntType const& a, IntType const& b) {
 			return sprout::math::gcd_evaluator<IntType>().operator()(a, b);
 		}
-	}  // namespace math
-}  // namespace boost
+	}	// namespace math
+}	// namespace boost
 
-#endif  // SPROUT_MATH_GCD_HPP
+#endif	// #ifndef SPROUT_MATH_GCD_HPP
diff --git a/sprout/math/lcm.hpp b/sprout/math/lcm.hpp
index a40eb1f7..a421593c 100644
--- a/sprout/math/lcm.hpp
+++ b/sprout/math/lcm.hpp
@@ -69,7 +69,7 @@ namespace sprout {
 			lcm_optimal(T const& a, T const& b) {
 				return sprout::math::detail::lcm_optimal_evaluator<T>().operator()(a, b);
 			}
-		}  // namespace detail
+		}	// namespace detail
 
 		//
 		// lcm_evaluator
@@ -104,7 +104,7 @@ namespace sprout {
 		lcm(IntType const& a, IntType const& b) {
 			return sprout::math::lcm_evaluator<IntType>().operator()(a, b);
 		}
-	}  // namespace math
-}  // namespace boost
+	}	// namespace math
+}	// namespace boost
 
-#endif  // SPROUT_MATH_LCM_HPP
+#endif	// #ifndef SPROUT_MATH_LCM_HPP
diff --git a/sprout/optional.hpp b/sprout/optional.hpp
index 2597d707..bf137694 100644
--- a/sprout/optional.hpp
+++ b/sprout/optional.hpp
@@ -10,4 +10,4 @@
 #include <sprout/optional/get.hpp>
 #include <sprout/optional/hash.hpp>
 
-#endif // #ifndef SPROUT_OPTIONAL_HPP
+#endif	// #ifndef SPROUT_OPTIONAL_HPP
diff --git a/sprout/preprocessor.hpp b/sprout/preprocessor.hpp
index 355738bc..27b6599c 100644
--- a/sprout/preprocessor.hpp
+++ b/sprout/preprocessor.hpp
@@ -8,4 +8,4 @@
 #include <sprout/preprocessor/unique_string.hpp>
 #include <sprout/preprocessor/empty.hpp>
 
-#endif // #ifndef SPROUT_PREPROCESSOR_HPP
+#endif	// #ifndef SPROUT_PREPROCESSOR_HPP
diff --git a/sprout/random.hpp b/sprout/random.hpp
index a47897d7..9b635c0e 100644
--- a/sprout/random.hpp
+++ b/sprout/random.hpp
@@ -10,4 +10,4 @@
 #include <sprout/random/range.hpp>
 #include <sprout/random/unique_seed.hpp>
 
-#endif // #ifndef SPROUT_RANDOM_HPP
+#endif	// #ifndef SPROUT_RANDOM_HPP
diff --git a/sprout/random/additive_combine.hpp b/sprout/random/additive_combine.hpp
index fc8fcad7..57eb5ba5 100644
--- a/sprout/random/additive_combine.hpp
+++ b/sprout/random/additive_combine.hpp
@@ -115,10 +115,10 @@ namespace sprout {
 			sprout::random::linear_congruential_engine<std::uint32_t, 40014, 0, 2147483563>,
 			sprout::random::linear_congruential_engine<std::uint32_t, 40692, 0, 2147483399>
 		> ecuyer1988;
-	} // namespace random
+	}	// namespace random
 
 	using sprout::random::additive_combine_engine;
 	using sprout::random::ecuyer1988;
-} // namespace sprout
+}	// namespace sprout
 
-#endif // #ifndef SPROUT_RANDOM_ADDITIVE_COMBINE_HPP
+#endif	// #ifndef SPROUT_RANDOM_ADDITIVE_COMBINE_HPP
diff --git a/sprout/random/bernoulli_distribution.hpp b/sprout/random/bernoulli_distribution.hpp
index 39e667d9..a63a846e 100644
--- a/sprout/random/bernoulli_distribution.hpp
+++ b/sprout/random/bernoulli_distribution.hpp
@@ -144,4 +144,4 @@ namespace sprout {
 	using sprout::random::bernoulli_distribution;
 }	// namespace sprout
 
-#endif // #ifndef SPROUT_RANDOM_BERNOULLI_DISTRIBUTION_HPP
+#endif	// #ifndef SPROUT_RANDOM_BERNOULLI_DISTRIBUTION_HPP
diff --git a/sprout/random/binomial_distribution.hpp b/sprout/random/binomial_distribution.hpp
index 567c6441..04818b9c 100644
--- a/sprout/random/binomial_distribution.hpp
+++ b/sprout/random/binomial_distribution.hpp
@@ -683,4 +683,4 @@ namespace sprout {
 	using sprout::random::binomial_distribution;
 }	// namespace sprout
 
-#endif // #ifndef SPROUT_RANDOM_BINOMIAL_DISTRIBUTION_HPP
+#endif	// #ifndef SPROUT_RANDOM_BINOMIAL_DISTRIBUTION_HPP
diff --git a/sprout/random/default_random_engine.hpp b/sprout/random/default_random_engine.hpp
index c243aa45..4a612d4a 100644
--- a/sprout/random/default_random_engine.hpp
+++ b/sprout/random/default_random_engine.hpp
@@ -10,9 +10,9 @@ namespace sprout {
 		// default_random_engine
 		//
 		typedef sprout::random::minstd_rand0 default_random_engine;
-	} // namespace random
+	}	// namespace random
 
 	using sprout::random::default_random_engine;
-} // namespace sprout
+}	// namespace sprout
 
-#endif // #ifndef SPROUT_RANDOM_DEFAULT_RANDOM_ENGINE_HPP
+#endif	// #ifndef SPROUT_RANDOM_DEFAULT_RANDOM_ENGINE_HPP
diff --git a/sprout/random/detail/const_mod.hpp b/sprout/random/detail/const_mod.hpp
index 00132241..146c83e5 100644
--- a/sprout/random/detail/const_mod.hpp
+++ b/sprout/random/detail/const_mod.hpp
@@ -204,8 +204,8 @@ namespace sprout {
 			private:
 				const_mod() SPROUT_DELETED_FUNCTION_DECL
 			};
-		} // namespace detail
-	} // namespace random
-} // namespace sprout
+		}	// namespace detail
+	}	// namespace random
+}	// namespace sprout
 
-#endif // #ifndef SPROUT_RANDOM_DETAIL_CONST_MOD_HPP
+#endif	// #ifndef SPROUT_RANDOM_DETAIL_CONST_MOD_HPP
diff --git a/sprout/random/detail/generator_bits.hpp b/sprout/random/detail/generator_bits.hpp
index 15feebdd..4edfe93b 100644
--- a/sprout/random/detail/generator_bits.hpp
+++ b/sprout/random/detail/generator_bits.hpp
@@ -19,4 +19,4 @@ namespace sprout {
 	}	// namespace random
 }	// namespace sprout
 
-#endif // #ifndef SPROUT_RANDOM_DETAIL_GENERATOR_BITS_HPP
+#endif	// #ifndef SPROUT_RANDOM_DETAIL_GENERATOR_BITS_HPP
diff --git a/sprout/random/detail/ptr_helper.hpp b/sprout/random/detail/ptr_helper.hpp
index 45e7c6fa..928ea818 100644
--- a/sprout/random/detail/ptr_helper.hpp
+++ b/sprout/random/detail/ptr_helper.hpp
@@ -69,4 +69,4 @@ namespace sprout {
 	}	// namespace random
 }	// namespace sprout
 
-#endif // #ifndef SPROUT_RANDOM_DETAIL_PTR_HELPER_HPP
+#endif	// #ifndef SPROUT_RANDOM_DETAIL_PTR_HELPER_HPP
diff --git a/sprout/random/detail/signed_unsigned_tools.hpp b/sprout/random/detail/signed_unsigned_tools.hpp
index 71a030dc..4785772b 100644
--- a/sprout/random/detail/signed_unsigned_tools.hpp
+++ b/sprout/random/detail/signed_unsigned_tools.hpp
@@ -55,8 +55,8 @@ namespace sprout {
 						;
 				}
 			};
-		} // namespace detail
-	} // namespace random
-} // namespace sprout
+		}	// namespace detail
+	}	// namespace random
+}	// namespace sprout
 
-#endif // SPROUT_RANDOM_DETAIL_SIGNED_UNSIGNED_TOOLS_HPP
+#endif	// SPROUT_RANDOM_DETAIL_SIGNED_UNSIGNED_TOOLS_HPP
diff --git a/sprout/random/detail/uniform_int_float.hpp b/sprout/random/detail/uniform_int_float.hpp
index 12fd0560..77dd893e 100644
--- a/sprout/random/detail/uniform_int_float.hpp
+++ b/sprout/random/detail/uniform_int_float.hpp
@@ -65,8 +65,8 @@ namespace sprout {
 					return generate(rng_());
 				}
 			};
-		} // namespace detail
-	} // namespace random
-} // namespace sprout
+		}	// namespace detail
+	}	// namespace random
+}	// namespace sprout
 
-#endif // #ifndef SPROUT_RANDOM_DETAIL_UNIFORM_INT_FLOAT_HPP
+#endif	// #ifndef SPROUT_RANDOM_DETAIL_UNIFORM_INT_FLOAT_HPP
diff --git a/sprout/random/distribution.hpp b/sprout/random/distribution.hpp
index 89f6d922..2518df7e 100644
--- a/sprout/random/distribution.hpp
+++ b/sprout/random/distribution.hpp
@@ -11,4 +11,4 @@
 #include <sprout/random/geometric_distribution.hpp>
 #include <sprout/random/normal_distribution.hpp>
 
-#endif // #ifndef SPROUT_RANDOM_DISTRIBUTION_HPP
+#endif	// #ifndef SPROUT_RANDOM_DISTRIBUTION_HPP
diff --git a/sprout/random/engine.hpp b/sprout/random/engine.hpp
index 8918defa..fddc1f2b 100644
--- a/sprout/random/engine.hpp
+++ b/sprout/random/engine.hpp
@@ -12,4 +12,4 @@
 #include <sprout/random/taus88.hpp>
 #include <sprout/random/default_random_engine.hpp>
 
-#endif // #ifndef SPROUT_RANDOM_ENGINE_HPP
+#endif	// #ifndef SPROUT_RANDOM_ENGINE_HPP
diff --git a/sprout/random/geometric_distribution.hpp b/sprout/random/geometric_distribution.hpp
index 088314cb..9bcedbe6 100644
--- a/sprout/random/geometric_distribution.hpp
+++ b/sprout/random/geometric_distribution.hpp
@@ -157,4 +157,4 @@ namespace sprout {
 	using sprout::random::geometric_distribution;
 }	// namespace sprout
 
-#endif // #ifndef SPROUT_RANDOM_GEOMETRIC_DISTRIBUTION_HPP
+#endif	// #ifndef SPROUT_RANDOM_GEOMETRIC_DISTRIBUTION_HPP
diff --git a/sprout/random/inversive_congruential.hpp b/sprout/random/inversive_congruential.hpp
index bce277cf..7bee173f 100644
--- a/sprout/random/inversive_congruential.hpp
+++ b/sprout/random/inversive_congruential.hpp
@@ -120,10 +120,10 @@ namespace sprout {
 		// hellekalek1995
 		//
 		typedef sprout::random::inversive_congruential_engine<std::uint32_t, 9102, 2147483647 - 36884165, 2147483647> hellekalek1995;
-	} // namespace random
+	}	// namespace random
 
 	using sprout::random::inversive_congruential_engine;
 	using sprout::random::hellekalek1995;
-} // namespace sprout
+}	// namespace sprout
 
-#endif // #ifndef SPROUT_RANDOM_INVERSIVE_CONGRUENTIAL_HPP
+#endif	// #ifndef SPROUT_RANDOM_INVERSIVE_CONGRUENTIAL_HPP
diff --git a/sprout/random/iterator.hpp b/sprout/random/iterator.hpp
index 968477e7..2ef5a463 100644
--- a/sprout/random/iterator.hpp
+++ b/sprout/random/iterator.hpp
@@ -64,4 +64,4 @@ namespace sprout {
 	}	// namespace random
 }	// namespace sprout
 
-#endif // #ifndef SPROUT_RANDOM_ITERATOR_HPP
+#endif	// #ifndef SPROUT_RANDOM_ITERATOR_HPP
diff --git a/sprout/random/linear_congruential.hpp b/sprout/random/linear_congruential.hpp
index d35d8585..ff84dce5 100644
--- a/sprout/random/linear_congruential.hpp
+++ b/sprout/random/linear_congruential.hpp
@@ -205,12 +205,12 @@ namespace sprout {
 				return lhs << rhs.lcf_;
 			}
 		};
-	} // namespace random
+	}	// namespace random
 
 	using sprout::random::linear_congruential_engine;
 	using sprout::random::minstd_rand0;
 	using sprout::random::minstd_rand;
 	using sprout::random::rand48;
-} // namespace sprout
+}	// namespace sprout
 
-#endif // #ifndef SPROUT_RANDOM_LINEAR_CONGRUENTIAL_HPP
+#endif	// #ifndef SPROUT_RANDOM_LINEAR_CONGRUENTIAL_HPP
diff --git a/sprout/random/linear_feedback_shift.hpp b/sprout/random/linear_feedback_shift.hpp
index 59b2266e..0081b285 100644
--- a/sprout/random/linear_feedback_shift.hpp
+++ b/sprout/random/linear_feedback_shift.hpp
@@ -107,9 +107,9 @@ namespace sprout {
 		SPROUT_CONSTEXPR_OR_CONST int sprout::random::linear_feedback_shift_engine<UIntType, w, k, q, s>::step_size;
 		template<typename UIntType, int w, int k, int q, int s>
 		SPROUT_CONSTEXPR_OR_CONST UIntType sprout::random::linear_feedback_shift_engine<UIntType, w, k, q, s>::default_seed;
-	} // namespace random
+	}	// namespace random
 
 	using sprout::random::linear_feedback_shift_engine;
-} // namespace sprout
+}	// namespace sprout
 
-#endif // #ifndef SPROUT_RANDOM_LINEAR_FEEDBACK_SHIFT_HPP
+#endif	// #ifndef SPROUT_RANDOM_LINEAR_FEEDBACK_SHIFT_HPP
diff --git a/sprout/random/mersenne_twister.hpp b/sprout/random/mersenne_twister.hpp
index c0a3df9c..c071cfc5 100644
--- a/sprout/random/mersenne_twister.hpp
+++ b/sprout/random/mersenne_twister.hpp
@@ -604,4 +604,4 @@ namespace sprout {
 	using sprout::random::mt19937_64;
 }	// namespace sprout
 
-#endif // #ifndef SPROUT_RANDOM_MERSENNE_TWISTER_HPP
+#endif	// #ifndef SPROUT_RANDOM_MERSENNE_TWISTER_HPP
diff --git a/sprout/random/normal_distribution.hpp b/sprout/random/normal_distribution.hpp
index ce0db648..5728693b 100644
--- a/sprout/random/normal_distribution.hpp
+++ b/sprout/random/normal_distribution.hpp
@@ -246,4 +246,4 @@ namespace sprout {
 	using sprout::random::normal_distribution;
 }	// namespace sprout
 
-#endif // #ifndef SPROUT_RANDOM_NORMAL_DISTRIBUTION_HPP
+#endif	// #ifndef SPROUT_RANDOM_NORMAL_DISTRIBUTION_HPP
diff --git a/sprout/random/random_result.hpp b/sprout/random/random_result.hpp
index da7b2baf..6fd0e89c 100644
--- a/sprout/random/random_result.hpp
+++ b/sprout/random/random_result.hpp
@@ -317,4 +317,4 @@ namespace sprout {
 	using sprout::random::random_result;
 }	// namespace sprout
 
-#endif // #ifndef SPROUT_RANDOM_RANDOM_RESULT_HPP
+#endif	// #ifndef SPROUT_RANDOM_RANDOM_RESULT_HPP
diff --git a/sprout/random/range.hpp b/sprout/random/range.hpp
index e7a56ec5..e66b02f1 100644
--- a/sprout/random/range.hpp
+++ b/sprout/random/range.hpp
@@ -45,4 +45,4 @@ namespace sprout {
 	}	// namespace random
 }	// namespace sprout
 
-#endif // #ifndef SPROUT_RANDOM_RANGE_HPP
+#endif	// #ifndef SPROUT_RANDOM_RANGE_HPP
diff --git a/sprout/random/shuffle_order.hpp b/sprout/random/shuffle_order.hpp
index 9e6a364d..412b4ec2 100644
--- a/sprout/random/shuffle_order.hpp
+++ b/sprout/random/shuffle_order.hpp
@@ -192,11 +192,11 @@ namespace sprout {
 		// kreutzer1986
 		//
 		typedef sprout::random::shuffle_order_engine<sprout::random::linear_congruential_engine<std::uint32_t, 1366, 150889, 714025>, 97> kreutzer1986;
-	} // namespace random
+	}	// namespace random
 
 	using sprout::random::shuffle_order_engine;
 	using sprout::random::knuth_b;
 	using sprout::random::kreutzer1986;
-} // namespace sprout
+}	// namespace sprout
 
-#endif // #ifndef SPROUT_RANDOM_SHUFFLE_ORDER_HPP
+#endif	// #ifndef SPROUT_RANDOM_SHUFFLE_ORDER_HPP
diff --git a/sprout/random/taus88.hpp b/sprout/random/taus88.hpp
index ef8e8b1d..ddd21bf7 100644
--- a/sprout/random/taus88.hpp
+++ b/sprout/random/taus88.hpp
@@ -22,9 +22,9 @@ namespace sprout {
 			sprout::random::linear_feedback_shift_engine<std::uint32_t, 32, 28, 3, 17>,
 			0
 		> taus88;
-	} // namespace random
+	}	// namespace random
 
 	using sprout::random::taus88;
-} // namespace sprout
+}	// namespace sprout
 
-#endif // #ifndef SPROUT_RANDOM_TAUS88_HPP
+#endif	// #ifndef SPROUT_RANDOM_TAUS88_HPP
diff --git a/sprout/random/uniform_01.hpp b/sprout/random/uniform_01.hpp
index 7fab14c7..36247eea 100644
--- a/sprout/random/uniform_01.hpp
+++ b/sprout/random/uniform_01.hpp
@@ -161,4 +161,4 @@ namespace sprout {
 	using sprout::random::uniform_01;
 }	// namespace sprout
 
-#endif // #ifndef SPROUT_RANDOM_UNIFORM_01_HPP
+#endif	// #ifndef SPROUT_RANDOM_UNIFORM_01_HPP
diff --git a/sprout/random/uniform_int_distribution.hpp b/sprout/random/uniform_int_distribution.hpp
index 59b200d6..69f84777 100644
--- a/sprout/random/uniform_int_distribution.hpp
+++ b/sprout/random/uniform_int_distribution.hpp
@@ -426,4 +426,4 @@ namespace sprout {
 	using sprout::random::uniform_int_distribution;
 }	// namespace sprout
 
-#endif // #ifndef SPROUT_RANDOM_UNIFORM_INT_DISTRIBUTION_HPP
+#endif	// #ifndef SPROUT_RANDOM_UNIFORM_INT_DISTRIBUTION_HPP
diff --git a/sprout/random/uniform_real_distribution.hpp b/sprout/random/uniform_real_distribution.hpp
index 4f9bdfce..f2506fcf 100644
--- a/sprout/random/uniform_real_distribution.hpp
+++ b/sprout/random/uniform_real_distribution.hpp
@@ -313,4 +313,4 @@ namespace sprout {
 	using sprout::random::uniform_real_distribution;
 }	// namespace sprout
 
-#endif // #ifndef SPROUT_RANDOM_UNIFORM_REAL_DISTRIBUTION_HPP
+#endif	// #ifndef SPROUT_RANDOM_UNIFORM_REAL_DISTRIBUTION_HPP
diff --git a/sprout/random/uniform_smallint.hpp b/sprout/random/uniform_smallint.hpp
index 30af0116..0a0470d3 100644
--- a/sprout/random/uniform_smallint.hpp
+++ b/sprout/random/uniform_smallint.hpp
@@ -256,4 +256,4 @@ namespace sprout {
 	using sprout::random::uniform_smallint;
 }	// namespace sprout
 
-#endif // #ifndef SPROUT_RANDOM_UNIFORM_SMALLINT_HPP
+#endif	// #ifndef SPROUT_RANDOM_UNIFORM_SMALLINT_HPP
diff --git a/sprout/random/variate_generator.hpp b/sprout/random/variate_generator.hpp
index 698d925b..44397892 100644
--- a/sprout/random/variate_generator.hpp
+++ b/sprout/random/variate_generator.hpp
@@ -86,4 +86,4 @@ namespace sprout {
 	using sprout::random::variate_generator;
 }	// namespace sprout
 
-#endif // #ifndef SPROUT_RANDOM_VARIATE_GENERATOR_HPP
+#endif	// #ifndef SPROUT_RANDOM_VARIATE_GENERATOR_HPP
diff --git a/sprout/random/xor_combine.hpp b/sprout/random/xor_combine.hpp
index 70fb5a90..5fb8b80d 100644
--- a/sprout/random/xor_combine.hpp
+++ b/sprout/random/xor_combine.hpp
@@ -99,9 +99,9 @@ namespace sprout {
 		SPROUT_CONSTEXPR_OR_CONST int sprout::random::xor_combine_engine<URNG1, s1, URNG2, s2>::shift1;
 		template<typename URNG1, int s1, typename URNG2, int s2>
 		SPROUT_CONSTEXPR_OR_CONST int sprout::random::xor_combine_engine<URNG1, s1, URNG2, s2>::shift2;
-	} // namespace random
+	}	// namespace random
 
 	using sprout::random::xor_combine_engine;
-} // namespace sprout
+}	// namespace sprout
 
-#endif // #ifndef SPROUT_RANDOM_XOR_COMBINE_HPP
+#endif	// #ifndef SPROUT_RANDOM_XOR_COMBINE_HPP
diff --git a/sprout/rational.hpp b/sprout/rational.hpp
index e5980f84..199ae797 100644
--- a/sprout/rational.hpp
+++ b/sprout/rational.hpp
@@ -11,4 +11,4 @@
 #include <sprout/rational/conversion.hpp>
 #include <sprout/rational/exceptions.hpp>
 
-#endif  // SPROUT_RATIONAL_HPP
+#endif	// #ifndef SPROUT_RATIONAL_HPP
diff --git a/sprout/rational/arithmetic.hpp b/sprout/rational/arithmetic.hpp
index 907dcc7e..e03397e7 100644
--- a/sprout/rational/arithmetic.hpp
+++ b/sprout/rational/arithmetic.hpp
@@ -253,6 +253,6 @@ namespace sprout {
 	operator/(typename sprout::rational<IntType>::param_type lhs, sprout::rational<IntType> const& rhs) {
 		return sprout::rational<IntType>(lhs) / rhs;
 	}
-} // namespace sprout
+}	// namespace sprout
 
 #endif	// SPROUT_RATIONAL_ARITHMETIC_HPP
diff --git a/sprout/rational/comparison.hpp b/sprout/rational/comparison.hpp
index b465f194..e6b68b24 100644
--- a/sprout/rational/comparison.hpp
+++ b/sprout/rational/comparison.hpp
@@ -191,6 +191,6 @@ namespace sprout {
 	operator>=(typename sprout::rational<IntType>::param_type lhs, sprout::rational<IntType> const& rhs) {
 		return !(lhs < rhs);
 	}
-} // namespace sprout
+}	// namespace sprout
 
 #endif	// SPROUT_RATIONAL_COMPARISON_HPP
diff --git a/sprout/rational/conversion.hpp b/sprout/rational/conversion.hpp
index 764d8d19..2a2d58c7 100644
--- a/sprout/rational/conversion.hpp
+++ b/sprout/rational/conversion.hpp
@@ -13,6 +13,6 @@ namespace sprout {
 	rational_cast(sprout::rational<IntType> const& src) {
 		return static_cast<T>(src.numerator()) / static_cast<T>(src.denominator());
 	}
-} // namespace sprout
+}	// namespace sprout
 
 #endif	// SPROUT_RATIONAL_CONVERSION_HPP
diff --git a/sprout/rational/exceptions.hpp b/sprout/rational/exceptions.hpp
index b86ad1b9..d8698b34 100644
--- a/sprout/rational/exceptions.hpp
+++ b/sprout/rational/exceptions.hpp
@@ -16,6 +16,6 @@ namespace sprout {
 			: std::domain_error("bad rational: zero denominator")
 		{}
 	};
-} // namespace sprout
+}	// namespace sprout
 
 #endif	// SPROUT_RATIONAL_EXCEPTIONS_HPP
diff --git a/sprout/rational/hash.hpp b/sprout/rational/hash.hpp
index e27be609..8e18e771 100644
--- a/sprout/rational/hash.hpp
+++ b/sprout/rational/hash.hpp
@@ -16,7 +16,7 @@ namespace sprout {
 	hash_value(sprout::rational<T> const& v) {
 		return sprout::hash_values(v.numerator(), v.denominator());
 	}
-} // namespace sprout
+}	// namespace sprout
 
 namespace std {
 	//
diff --git a/sprout/rational/io.hpp b/sprout/rational/io.hpp
index f20b6f69..2b5cd508 100644
--- a/sprout/rational/io.hpp
+++ b/sprout/rational/io.hpp
@@ -36,6 +36,6 @@ namespace sprout {
 	operator<<(std::basic_ostream<Elem, Traits>& lhs, sprout::rational<IntType> const& rhs) {
 		return lhs << rhs.numerator() << Elem('/') << rhs.denominator();
 	}
-} // namespace sprout
+}	// namespace sprout
 
 #endif	// SPROUT_RATIONAL_IO_HPP
diff --git a/sprout/rational/rational.hpp b/sprout/rational/rational.hpp
index b426d0b0..ddbb968f 100644
--- a/sprout/rational/rational.hpp
+++ b/sprout/rational/rational.hpp
@@ -213,6 +213,6 @@ namespace sprout {
 				);
 		}
 	}	// namespace detail
-} // namespace sprout
+}	// namespace sprout
 
 #endif	// SPROUT_RATIONAL_RATIONAL_HPP
diff --git a/sprout/rational/values.hpp b/sprout/rational/values.hpp
index 0f140056..45eb2674 100644
--- a/sprout/rational/values.hpp
+++ b/sprout/rational/values.hpp
@@ -19,6 +19,6 @@ namespace sprout {
 				)
 			;
 	}
-} // namespace sprout
+}	// namespace sprout
 
 #endif	// SPROUT_RATIONAL_VALUES_HPP
diff --git a/sprout/string/container.hpp b/sprout/string/container.hpp
index 891d0ba1..09aa9c7f 100644
--- a/sprout/string/container.hpp
+++ b/sprout/string/container.hpp
@@ -29,7 +29,7 @@ namespace sprout {
 		}
 		template<typename Cont, typename... Args>
 		static SPROUT_CONSTEXPR copied_type
-		remake(Cont&& cont, typename sprout::container_traits<sprout::basic_string<T, N, Traits> >::difference_type size, Args&&... args) 	{
+		remake(Cont&& cont, typename sprout::container_traits<sprout::basic_string<T, N, Traits> >::difference_type size, Args&&... args) {
 			typedef sprout::detail::make_construct_impl<copied_type> impl_type;
 			return impl_type::make(static_cast<typename copied_type::size_type>(size), sprout::forward<Args>(args)...);
 		}
diff --git a/sprout/string/detail/compare.hpp b/sprout/string/detail/compare.hpp
index de42cd80..73c46d97 100644
--- a/sprout/string/detail/compare.hpp
+++ b/sprout/string/detail/compare.hpp
@@ -30,7 +30,7 @@ namespace sprout {
 				n1, n2
 				);
 		}
-	}	// 	namespace string_detail
-}	// 	namespace sprout
+	}	// namespace string_detail
+}	// namespace sprout
 
 #endif	// #ifndef SPROUT_STRING_DETAIL_COMPARE_HPP
diff --git a/sprout/string/detail/find.hpp b/sprout/string/detail/find.hpp
index 8cdadaa3..0f0f7bd5 100644
--- a/sprout/string/detail/find.hpp
+++ b/sprout/string/detail/find.hpp
@@ -225,7 +225,7 @@ namespace sprout {
 				: String::npos
 				;
 		}
-	}	// 	namespace string_detail
-}	// 	namespace sprout
+	}	// namespace string_detail
+}	// namespace sprout
 
 #endif	// #ifndef SPROUT_STRING_DETAIL_FIND_HPP
diff --git a/sprout/utility/compare_pointees.hpp b/sprout/utility/compare_pointees.hpp
index 33ae7a1c..6f07d2d5 100644
--- a/sprout/utility/compare_pointees.hpp
+++ b/sprout/utility/compare_pointees.hpp
@@ -128,4 +128,4 @@ namespace sprout {
 	};
 }	// namespace sprout
 
-#endif // #ifndef SPROUT_UTILITY_COMPARE_POINTEES_HPP
+#endif	// #ifndef SPROUT_UTILITY_COMPARE_POINTEES_HPP
diff --git a/sprout/utility/value_holder.hpp b/sprout/utility/value_holder.hpp
index ce4fc3c4..b51425a1 100644
--- a/sprout/utility/value_holder.hpp
+++ b/sprout/utility/value_holder.hpp
@@ -6,4 +6,4 @@
 #include <sprout/utility/value_holder/get.hpp>
 #include <sprout/utility/value_holder/hash.hpp>
 
-#endif // #ifndef SPROUT_UTILITY_VALUE_HOLDER_HPP
+#endif	// #ifndef SPROUT_UTILITY_VALUE_HOLDER_HPP
diff --git a/sprout/utility/value_holder/get.hpp b/sprout/utility/value_holder/get.hpp
index 1b70b481..648c4252 100644
--- a/sprout/utility/value_holder/get.hpp
+++ b/sprout/utility/value_holder/get.hpp
@@ -44,4 +44,4 @@ namespace sprout {
 	}
 }	// namespace sprout
 
-#endif // #ifndef SPROUT_UTILITY_VALUE_HOLDER_GET_HPP
+#endif	// #ifndef SPROUT_UTILITY_VALUE_HOLDER_GET_HPP
diff --git a/sprout/utility/value_holder/value_holder.hpp b/sprout/utility/value_holder/value_holder.hpp
index f9ed1e14..d4e45fda 100644
--- a/sprout/utility/value_holder/value_holder.hpp
+++ b/sprout/utility/value_holder/value_holder.hpp
@@ -213,4 +213,4 @@ namespace sprout {
 	}
 }	// namespace sprout
 
-#endif // #ifndef SPROUT_UTILITY_VALUE_HOLDER_VALUE_HOLDER_HPP
+#endif	// #ifndef SPROUT_UTILITY_VALUE_HOLDER_VALUE_HOLDER_HPP