[19_1] unicode_get_range migrated from mogan

lolly/data/unicode.cpp

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+
+/******************************************************************************
+ * MODULE     : json.cpp
+ * DESCRIPTION: Json Data Type
+ * COPYRIGHT  : (C) 2023  Darcy Shen
+ *******************************************************************************
+ * This software falls under the GNU general public license version 3 or later.
+ * It comes WITHOUT ANY WARRANTY WHATSOEVER. For details, see the file LICENSE
+ * in the root directory or <http://www.gnu.org/licenses/gpl-3.0.html>.
+ ******************************************************************************/
+
+#include "unicode.hpp"
+
+namespace lolly {
+namespace data {
+string
+unicode_get_range (int code) {
+  if (code <= 0x7f) return "ascii";
+  else if (code >= 0x80 && code <= 0x37f) return "latin";
+  else if (code >= 0x380 && code <= 0x3ff) return "greek";
+  else if (code >= 0x400 && code <= 0x4ff) return "cyrillic";
+  else if (code >= 0x2460 && code <= 0x24ff) return "enclosed_alphanumerics";
+  else if (code >= 0x3000 && code <= 0x303f) return "cjk";
+  else if (code >= 0x4e00 && code <= 0x9fcc) return "cjk";
+  else if (code >= 0xff00 && code <= 0xffef) return "cjk";
+  else if (code >= 0x3040 && code <= 0x309F) return "hiragana";
+  else if (code >= 0xac00 && code <= 0xd7af) return "hangul";
+  else if (code >= 0x2000 && code <= 0x23ff) return "mathsymbols";
+  else if (code >= 0x2900 && code <= 0x2e7f) return "mathextra";
+  else if (code >= 0x1d400 && code <= 0x1d7ff) return "mathletters";
+  else return "";
+}
+} // namespace data
+} // namespace lolly

lolly/data/unicode.hpp

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+
+/******************************************************************************
+ * MODULE     : unicode.hpp
+ * DESCRIPTION: Unicode support
+ * COPYRIGHT  : (C) 2023  Darcy Shen
+ *******************************************************************************
+ * This software falls under the GNU general public license version 3 or later.
+ * It comes WITHOUT ANY WARRANTY WHATSOEVER. For details, see the file LICENSE
+ * in the root directory or <http://www.gnu.org/licenses/gpl-3.0.html>.
+ ******************************************************************************/
+
+#pragma once
+
+#include "string.hpp"
+
+namespace lolly {
+namespace data {
+string unicode_get_range (int code);
+}
+} // namespace lolly

tests/lolly/data/unicode_test.cpp

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+
+/******************************************************************************
+ * MODULE     : unicode_test.cpp
+ * DESCRIPTION: tests on unicode
+ * COPYRIGHT  : (C) 2023  Darcy Shen
+ *******************************************************************************
+ * This software falls under the GNU general public license version 3 or later.
+ * It comes WITHOUT ANY WARRANTY WHATSOEVER. For details, see the file LICENSE
+ * in the root directory or <http://www.gnu.org/licenses/gpl-3.0.html>.
+ ******************************************************************************/
+
+#include "a_tbox_main.cpp"
+#include "lolly/data/unicode.hpp"
+
+using lolly::data::unicode_get_range;
+
+TEST_CASE ("unicode_get_range") {
+  string_eq (unicode_get_range ((int) 'a'), "ascii");
+  string_eq (unicode_get_range (0x2460), "enclosed_alphanumerics"); // ①
+  string_eq (unicode_get_range (0x24ff), "enclosed_alphanumerics"); // ⓿
+}