[Groonga-commit] groonga/groonga-normalizer-mysql [master] plane -> page

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Kouhei Sutou null+****@clear*****
Mon Feb 11 13:13:43 JST 2013


Kouhei Sutou	2013-02-11 13:13:43 +0900 (Mon, 11 Feb 2013)

  New Revision: 88a576fec066382d3efc2552fede2a82dcaf3a48
  https://github.com/groonga/groonga-normalizer-mysql/commit/88a576fec066382d3efc2552fede2a82dcaf3a48

  Log:
    plane -> page
    
    Because "plane" confuses with "plane" in Unicode. "plane" in
    strings/ctype-utf8.c is not "plane" in Unicode. So we don't use
    "plane".

  Modified files:
    normalizers/mysql.c
    normalizers/mysql_general_ci_table.h
    tool/dump_difference_utf8.rb
    tool/generate_utf8_table.rb
    tool/parser.rb
  Renamed files:
    test/suite/general_ci/page_00.expected
      (from test/suite/general_ci/plane00.expected)
    test/suite/general_ci/page_00.test
      (from test/suite/general_ci/plane00.test)

  Modified: normalizers/mysql.c (+10 -10)
===================================================================
--- normalizers/mysql.c    2013-02-11 13:09:07 +0900 (3e38fe0)
+++ normalizers/mysql.c    2013-02-11 13:13:43 +0900 (a31611b)
@@ -75,30 +75,30 @@ unichar_to_utf8(uint32_t unichar, char *output)
 
 static inline void
 decompose_character(const char *rest, int character_length,
-                    int *plane, uint32_t *low_code)
+                    int *page, uint32_t *low_code)
 {
   switch (character_length) {
   case 1 :
-    *plane = 0x00;
+    *page = 0x00;
     *low_code = rest[0] & 0x7f;
     break;
   case 2 :
-    *plane = rest[0] & 0x1c;
+    *page = rest[0] & 0x1c;
     *low_code = ((rest[0] & 0x03) << 6) + (rest[1] & 0x3f);
     break;
   case 3 :
-    *plane = ((rest[0] & 0x0f) << 4) + ((rest[1] & 0x3c));
+    *page = ((rest[0] & 0x0f) << 4) + ((rest[1] & 0x3c));
     *low_code = ((rest[1] & 0x03) << 6) + (rest[2] & 0x3f);
     break;
   case 4 :
-    *plane =
+    *page =
       ((rest[0] & 0x07) << 10) +
       ((rest[1] & 0x3f) << 4) +
       ((rest[2]) & 0x3c);
     *low_code = ((rest[1] & 0x03) << 6) + (rest[2] & 0x3f);
     break;
   default :
-    *plane = -1;
+    *page = -1;
     *low_code = 0x00;
     break;
   }
@@ -136,7 +136,7 @@ normalize(grn_ctx *ctx, grn_obj *string, uint32_t **normalize_table)
   rest_length = original_length_in_bytes;
   while (rest_length > 0) {
     int character_length;
-    int plane;
+    int page;
     uint32_t low_code;
 
     character_length = grn_plugin_charlen(ctx, rest, rest_length, encoding);
@@ -144,16 +144,16 @@ normalize(grn_ctx *ctx, grn_obj *string, uint32_t **normalize_table)
       break;
     }
 
-    decompose_character(rest, character_length, &plane, &low_code);
+    decompose_character(rest, character_length, &page, &low_code);
     if (remove_blank_p && character_length == 1 && rest[0] == ' ') {
       if (current_type > types) {
         current_type[-1] |= GRN_CHAR_BLANK;
       }
     } else {
-      if ((0x00 <= plane && plane <= 0xff) && normalize_table[plane]) {
+      if ((0x00 <= page && page <= 0xff) && normalize_table[page]) {
         uint32_t normalized_code;
         unsigned int n_bytes;
-        normalized_code = normalize_table[plane][low_code];
+        normalized_code = normalize_table[page][low_code];
         n_bytes = unichar_to_utf8(normalized_code,
                                   normalized + normalized_length_in_bytes);
         normalized_length_in_bytes += n_bytes;

  Modified: normalizers/mysql_general_ci_table.h (+139 -139)
===================================================================
--- normalizers/mysql_general_ci_table.h    2013-02-11 13:09:07 +0900 (e1e0c50)
+++ normalizers/mysql_general_ci_table.h    2013-02-11 13:13:43 +0900 (15ed558)
@@ -46,7 +46,7 @@
 
 #include <stdint.h>
 
-static uint32_t general_ci_plane_00[] = {
+static uint32_t general_ci_page_00[] = {
   0x00000, 0x00001, 0x00002, 0x00003, 0x00004, 0x00005, 0x00006, 0x00007,
   0x00008, 0x00009, 0x0000a, 0x0000b, 0x0000c, 0x0000d, 0x0000e, 0x0000f,
   0x00010, 0x00011, 0x00012, 0x00013, 0x00014, 0x00015, 0x00016, 0x00017,
@@ -81,7 +81,7 @@ static uint32_t general_ci_plane_00[] = {
   0x000d8, 0x00055, 0x00055, 0x00055, 0x00055, 0x00059, 0x000de, 0x00059
 };
 
-static uint32_t general_ci_plane_01[] = {
+static uint32_t general_ci_page_01[] = {
   0x00041, 0x00041, 0x00041, 0x00041, 0x00041, 0x00041, 0x00043, 0x00043,
   0x00043, 0x00043, 0x00043, 0x00043, 0x00043, 0x00043, 0x00044, 0x00044,
   0x00110, 0x00110, 0x00045, 0x00045, 0x00045, 0x00045, 0x00045, 0x00045,
@@ -116,7 +116,7 @@ static uint32_t general_ci_plane_01[] = {
   0x0004e, 0x0004e, 0x00041, 0x00041, 0x000c6, 0x000c6, 0x000d8, 0x000d8
 };
 
-static uint32_t general_ci_plane_02[] = {
+static uint32_t general_ci_page_02[] = {
   0x00041, 0x00041, 0x00041, 0x00041, 0x00045, 0x00045, 0x00045, 0x00045,
   0x00049, 0x00049, 0x00049, 0x00049, 0x0004f, 0x0004f, 0x0004f, 0x0004f,
   0x00052, 0x00052, 0x00052, 0x00052, 0x00055, 0x00055, 0x00055, 0x00055,
@@ -151,7 +151,7 @@ static uint32_t general_ci_plane_02[] = {
   0x002f8, 0x002f9, 0x002fa, 0x002fb, 0x002fc, 0x002fd, 0x002fe, 0x002ff
 };
 
-static uint32_t general_ci_plane_03[] = {
+static uint32_t general_ci_page_03[] = {
   0x00300, 0x00301, 0x00302, 0x00303, 0x00304, 0x00305, 0x00306, 0x00307,
   0x00308, 0x00309, 0x0030a, 0x0030b, 0x0030c, 0x0030d, 0x0030e, 0x0030f,
   0x00310, 0x00311, 0x00312, 0x00313, 0x00314, 0x00315, 0x00316, 0x00317,
@@ -186,7 +186,7 @@ static uint32_t general_ci_plane_03[] = {
   0x003f8, 0x003f9, 0x003fa, 0x003fb, 0x003fc, 0x003fd, 0x003fe, 0x003ff
 };
 
-static uint32_t general_ci_plane_04[] = {
+static uint32_t general_ci_page_04[] = {
   0x00415, 0x00415, 0x00402, 0x00413, 0x00404, 0x00405, 0x00406, 0x00406,
   0x00408, 0x00409, 0x0040a, 0x0040b, 0x0041a, 0x00418, 0x00423, 0x0040f,
   0x00410, 0x00411, 0x00412, 0x00413, 0x00414, 0x00415, 0x00416, 0x00417,
@@ -221,7 +221,7 @@ static uint32_t general_ci_plane_04[] = {
   0x0042b, 0x0042b, 0x004fa, 0x004fb, 0x004fc, 0x004fd, 0x004fe, 0x004ff
 };
 
-static uint32_t general_ci_plane_05[] = {
+static uint32_t general_ci_page_05[] = {
   0x00500, 0x00501, 0x00502, 0x00503, 0x00504, 0x00505, 0x00506, 0x00507,
   0x00508, 0x00509, 0x0050a, 0x0050b, 0x0050c, 0x0050d, 0x0050e, 0x0050f,
   0x00510, 0x00511, 0x00512, 0x00513, 0x00514, 0x00515, 0x00516, 0x00517,
@@ -256,7 +256,7 @@ static uint32_t general_ci_plane_05[] = {
   0x005f8, 0x005f9, 0x005fa, 0x005fb, 0x005fc, 0x005fd, 0x005fe, 0x005ff
 };
 
-static uint32_t general_ci_plane_1e[] = {
+static uint32_t general_ci_page_1e[] = {
   0x00041, 0x00041, 0x00042, 0x00042, 0x00042, 0x00042, 0x00042, 0x00042,
   0x00043, 0x00043, 0x00044, 0x00044, 0x00044, 0x00044, 0x00044, 0x00044,
   0x00044, 0x00044, 0x00044, 0x00044, 0x00045, 0x00045, 0x00045, 0x00045,
@@ -291,7 +291,7 @@ static uint32_t general_ci_plane_1e[] = {
   0x00059, 0x00059, 0x01efa, 0x01efb, 0x01efc, 0x01efd, 0x01efe, 0x01eff
 };
 
-static uint32_t general_ci_plane_1f[] = {
+static uint32_t general_ci_page_1f[] = {
   0x00391, 0x00391, 0x00391, 0x00391, 0x00391, 0x00391, 0x00391, 0x00391,
   0x00391, 0x00391, 0x00391, 0x00391, 0x00391, 0x00391, 0x00391, 0x00391,
   0x00395, 0x00395, 0x00395, 0x00395, 0x00395, 0x00395, 0x01f16, 0x01f17,
@@ -326,7 +326,7 @@ static uint32_t general_ci_plane_1f[] = {
   0x0039f, 0x01ff9, 0x003a9, 0x01ffb, 0x003a9, 0x01ffd, 0x01ffe, 0x01fff
 };
 
-static uint32_t general_ci_plane_21[] = {
+static uint32_t general_ci_page_21[] = {
   0x02100, 0x02101, 0x02102, 0x02103, 0x02104, 0x02105, 0x02106, 0x02107,
   0x02108, 0x02109, 0x0210a, 0x0210b, 0x0210c, 0x0210d, 0x0210e, 0x0210f,
   0x02110, 0x02111, 0x02112, 0x02113, 0x02114, 0x02115, 0x02116, 0x02117,
@@ -361,7 +361,7 @@ static uint32_t general_ci_plane_21[] = {
   0x021f8, 0x021f9, 0x021fa, 0x021fb, 0x021fc, 0x021fd, 0x021fe, 0x021ff
 };
 
-static uint32_t general_ci_plane_24[] = {
+static uint32_t general_ci_page_24[] = {
   0x02400, 0x02401, 0x02402, 0x02403, 0x02404, 0x02405, 0x02406, 0x02407,
   0x02408, 0x02409, 0x0240a, 0x0240b, 0x0240c, 0x0240d, 0x0240e, 0x0240f,
   0x02410, 0x02411, 0x02412, 0x02413, 0x02414, 0x02415, 0x02416, 0x02417,
@@ -396,7 +396,7 @@ static uint32_t general_ci_plane_24[] = {
   0x024f8, 0x024f9, 0x024fa, 0x024fb, 0x024fc, 0x024fd, 0x024fe, 0x024ff
 };
 
-static uint32_t general_ci_plane_ff[] = {
+static uint32_t general_ci_page_ff[] = {
   0x0ff00, 0x0ff01, 0x0ff02, 0x0ff03, 0x0ff04, 0x0ff05, 0x0ff06, 0x0ff07,
   0x0ff08, 0x0ff09, 0x0ff0a, 0x0ff0b, 0x0ff0c, 0x0ff0d, 0x0ff0e, 0x0ff0f,
   0x0ff10, 0x0ff11, 0x0ff12, 0x0ff13, 0x0ff14, 0x0ff15, 0x0ff16, 0x0ff17,
@@ -432,134 +432,134 @@ static uint32_t general_ci_plane_ff[] = {
 };
 
 static uint32_t *general_ci_table[256] = {
-  general_ci_plane_00, general_ci_plane_01,
-  general_ci_plane_02, general_ci_plane_03,
-  general_ci_plane_04, general_ci_plane_05,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-  general_ci_plane_1e, general_ci_plane_1f,
-                 NULL, general_ci_plane_21,
-                 NULL,                NULL,
-  general_ci_plane_24,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL,                NULL,
-                 NULL, general_ci_plane_ff
+  general_ci_page_00, general_ci_page_01,
+  general_ci_page_02, general_ci_page_03,
+  general_ci_page_04, general_ci_page_05,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+  general_ci_page_1e, general_ci_page_1f,
+                NULL, general_ci_page_21,
+                NULL,               NULL,
+  general_ci_page_24,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL,               NULL,
+                NULL, general_ci_page_ff
 };
 
 #endif

  Renamed: test/suite/general_ci/page_00.expected (+0 -0) 100%
===================================================================

  Renamed: test/suite/general_ci/page_00.test (+0 -0) 100%
===================================================================

  Modified: tool/dump_difference_utf8.rb (+1 -1)
===================================================================
--- tool/dump_difference_utf8.rb    2013-02-11 13:09:07 +0900 (5af6bb2)
+++ tool/dump_difference_utf8.rb    2013-02-11 13:13:43 +0900 (8cbfe96)
@@ -27,7 +27,7 @@ parser.parse(ARGF)
 
 n_differences = 0
 n_expanded_sort_characters = 0
-parser.sorted_planes.each do |plane, characters|
+parser.sorted_pages.each do |page, characters|
   characters.each do |character|
     base = character[:base]
     upper = character[:upper]

  Modified: tool/generate_utf8_table.rb (+24 -24)
===================================================================
--- tool/generate_utf8_table.rb    2013-02-11 13:09:07 +0900 (5a605f1)
+++ tool/generate_utf8_table.rb    2013-02-11 13:13:43 +0900 (dfedd94)
@@ -31,17 +31,17 @@ File.open(ctype_utf8_c_path) do |ctype_utf8_c|
   parser.parse(ctype_utf8_c)
 end
 
-target_planes = {}
-parser.sorted_planes.each do |plane, characters|
+target_pages = {}
+parser.sorted_pages.each do |page, characters|
   characters.each do |character|
     base = character[:base]
     upper = character[:upper]
     lower = character[:lower]
     sort = character[:sort]
     next if base == sort
-    target_planes[plane] ||= [nil] * 256
+    target_pages[page] ||= [nil] * 256
     low_code = Unicode.from_utf8(base) & 0xff
-    target_planes[plane][low_code] = Unicode.from_utf8(sort)
+    target_pages[page][low_code] = Unicode.from_utf8(sort)
   end
 end
 
@@ -97,48 +97,48 @@ puts(<<-HEADER)
 #include <stdint.h>
 HEADER
 
-def plane_name(plane)
-  "general_ci_plane_%02x" % plane
+def page_name(page)
+  "general_ci_page_%02x" % page
 end
 
-target_planes.each do |plane, characters|
-  puts(<<-PLANE_HEADER)
+target_pages.each do |page, characters|
+  puts(<<-PAGE_HEADER)
 
-static uint32_t #{plane_name(plane)}[] = {
-PLANE_HEADER
+static uint32_t #{page_name(page)}[] = {
+PAGE_HEADER
   lines = characters.each_with_index.each_slice(8).collect do |characters_group|
     formatted_code_points = characters_group.collect do |normalized, low_code|
-      normalized ||= (plane << 8) + low_code
+      normalized ||= (page << 8) + low_code
       "0x%05x" % normalized
     end
     "  " + formatted_code_points.join(", ")
   end
   puts(lines.join(",\n"))
-  puts(<<-PLANE_FOOTER)
+  puts(<<-PAGE_FOOTER)
 };
-PLANE_FOOTER
+PAGE_FOOTER
 end
 
-puts(<<-PLANES_HEADER)
+puts(<<-PAGES_HEADER)
 
 static uint32_t *general_ci_table[256] = {
-PLANES_HEADER
+PAGES_HEADER
 
-planes = ["NULL"] * 256
-target_planes.each do |plane, characters|
-  planes[plane] = plane_name(plane)
+pages = ["NULL"] * 256
+target_pages.each do |page, characters|
+  pages[page] = page_name(page)
 end
-lines = planes.each_slice(2).collect do |planes_group|
-  formatted_planes = planes_group.collect do |plane|
-    "%19s" % plane
+lines = pages.each_slice(2).collect do |pages_group|
+  formatted_pages = pages_group.collect do |page|
+    "%18s" % page
   end
-  "  " + formatted_planes.join(", ")
+  "  " + formatted_pages.join(", ")
 end
 puts(lines.join(",\n"))
 
-puts(<<-PLANES_FOOTER)
+puts(<<-PAGES_FOOTER)
 };
-PLANES_FOOTER
+PAGES_FOOTER
 
 puts(<<-FOOTER)
 

  Modified: tool/parser.rb (+14 -14)
===================================================================
--- tool/parser.rb    2013-02-11 13:09:07 +0900 (86d56e9)
+++ tool/parser.rb    2013-02-11 13:13:43 +0900 (b865282)
@@ -29,50 +29,50 @@ end
 
 class CTypeUTF8Parser
   def initialize
-    @planes = {}
+    @pages = {}
   end
 
   def parse(input)
     parse_ctype_utf8(input)
-    normalize_planes
+    normalize_pages
   end
 
-  def sorted_planes
-    @planes.sort_by do |plane, characters|
-      plane
+  def sorted_pages
+    @pages.sort_by do |page, characters|
+      page
     end
   end
 
   private
   def parse_ctype_utf8(input)
-    current_plane = nil
+    current_page = nil
     input.each_line do |line|
       case line
       when / plane([\da-fA-F]{2})\[\]=/
-        current_plane = $1.to_i(16)
-        @planes[current_plane] = []
+        current_page = $1.to_i(16)
+        @pages[current_page] = []
       when /^\s*
              \{0x([\da-z]+),0x([\da-z]+),0x([\da-z]+)\},
              \s*
              \{0x([\da-z]+),0x([\da-z]+),0x([\da-z]+)\},?$/ix
-        next if current_plane.nil?
+        next if current_page.nil?
         parsed_characters = $LAST_MATCH_INFO.captures.collect do |value|
           Unicode.to_utf8(value.to_i(16))
         end
         upper1, lower1, sort1, upper2, lower2, sort2 = parsed_characters
-        characters = @planes[current_plane]
+        characters = @pages[current_page]
         characters << {:upper => upper1, :lower => lower1, :sort => sort1}
         characters << {:upper => upper2, :lower => lower2, :sort => sort2}
       when /^\};$/
-        current_plane = nil
+        current_page = nil
       end
     end
   end
 
-  def normalize_planes
-    @planes.each do |plane, characters|
+  def normalize_pages
+    @pages.each do |page, characters|
       characters.each_with_index do |character, i|
-        character[:base] = Unicode.to_utf8((plane << 8) + i)
+        character[:base] = Unicode.to_utf8((page << 8) + i)
       end
     end
   end
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