escaped-surrogates.js (12492B)
1 // Copyright (C) 2024 Leo Balter. All rights reserved. 2 // This code is governed by the BSD license found in the LICENSE file. 3 4 /*--- 5 esid: sec-encodeforregexescape 6 description: Encodes surrogates correctly 7 info: | 8 EncodeForRegExpEscape ( c ) 9 10 4. Let toEscape be StringToCodePoints(otherPunctuators). 11 5. If toEscape contains c, c is matched by WhiteSpace or LineTerminator, or c has the same numeric value as a leading surrogate or trailing surrogate, then 12 a. If c ≤ 0xFF, then 13 ... 14 b. Let escaped be the empty String. 15 c. Let codeUnits be UTF16EncodeCodePoint(c). 16 d. For each code unit cu of codeUnits, do 17 i. Set escaped to the string-concatenation of escaped and UnicodeEscape(cu). 18 e. Return escaped. 19 6. Return UTF16EncodeCodePoint(c). 20 features: [RegExp.escape] 21 ---*/ 22 23 // Specific surrogate points 24 assert.sameValue(RegExp.escape('\uD800'), '\\ud800', 'High surrogate \\uD800 is correctly escaped'); 25 assert.sameValue(RegExp.escape('\uDBFF'), '\\udbff', 'High surrogate \\uDBFF is correctly escaped'); 26 assert.sameValue(RegExp.escape('\uDC00'), '\\udc00', 'Low surrogate \\uDC00 is correctly escaped'); 27 assert.sameValue(RegExp.escape('\uDFFF'), '\\udfff', 'Low surrogate \\uDFFF is correctly escaped'); 28 29 // Leading Surrogates 30 const highSurrogatesGroup1 = '\uD800\uD801\uD802\uD803\uD804\uD805\uD806\uD807\uD808\uD809\uD80A\uD80B\uD80C\uD80D\uD80E\uD80F'; 31 const highSurrogatesGroup2 = '\uD810\uD811\uD812\uD813\uD814\uD815\uD816\uD817\uD818\uD819\uD81A\uD81B\uD81C\uD81D\uD81E\uD81F'; 32 const highSurrogatesGroup3 = '\uD820\uD821\uD822\uD823\uD824\uD825\uD826\uD827\uD828\uD829\uD82A\uD82B\uD82C\uD82D\uD82E\uD82F'; 33 const highSurrogatesGroup4 = '\uD830\uD831\uD832\uD833\uD834\uD835\uD836\uD837\uD838\uD839\uD83A\uD83B\uD83C\uD83D\uD83E\uD83F'; 34 const highSurrogatesGroup5 = '\uD840\uD841\uD842\uD843\uD844\uD845\uD846\uD847\uD848\uD849\uD84A\uD84B\uD84C\uD84D\uD84E\uD84F'; 35 const highSurrogatesGroup6 = '\uD850\uD851\uD852\uD853\uD854\uD855\uD856\uD857\uD858\uD859\uD85A\uD85B\uD85C\uD85D\uD85E\uD85F'; 36 const highSurrogatesGroup7 = '\uD860\uD861\uD862\uD863\uD864\uD865\uD866\uD867\uD868\uD869\uD86A\uD86B\uD86C\uD86D\uD86E\uD86F'; 37 const highSurrogatesGroup8 = '\uD870\uD871\uD872\uD873\uD874\uD875\uD876\uD877\uD878\uD879\uD87A\uD87B\uD87C\uD87D\uD87E\uD87F'; 38 const highSurrogatesGroup9 = '\uD880\uD881\uD882\uD883\uD884\uD885\uD886\uD887\uD888\uD889\uD88A\uD88B\uD88C\uD88D\uD88E\uD88F'; 39 const highSurrogatesGroup10 = '\uD890\uD891\uD892\uD893\uD894\uD895\uD896\uD897\uD898\uD899\uD89A\uD89B\uD89C\uD89D\uD89E\uD89F'; 40 const highSurrogatesGroup11 = '\uD8A0\uD8A1\uD8A2\uD8A3\uD8A4\uD8A5\uD8A6\uD8A7\uD8A8\uD8A9\uD8AA\uD8AB\uD8AC\uD8AD\uD8AE\uD8AF'; 41 const highSurrogatesGroup12 = '\uD8B0\uD8B1\uD8B2\uD8B3\uD8B4\uD8B5\uD8B6\uD8B7\uD8B8\uD8B9\uD8BA\uD8BB\uD8BC\uD8BD\uD8BE\uD8BF'; 42 const highSurrogatesGroup13 = '\uD8C0\uD8C1\uD8C2\uD8C3\uD8C4\uD8C5\uD8C6\uD8C7\uD8C8\uD8C9\uD8CA\uD8CB\uD8CC\uD8CD\uD8CE\uD8CF'; 43 const highSurrogatesGroup14 = '\uD8D0\uD8D1\uD8D2\uD8D3\uD8D4\uD8D5\uD8D6\uD8D7\uD8D8\uD8D9\uD8DA\uD8DB\uD8DC\uD8DD\uD8DE\uD8DF'; 44 const highSurrogatesGroup15 = '\uD8E0\uD8E1\uD8E2\uD8E3\uD8E4\uD8E5\uD8E6\uD8E7\uD8E8\uD8E9\uD8EA\uD8EB\uD8EC\uD8ED\uD8EE\uD8EF'; 45 const highSurrogatesGroup16 = '\uD8F0\uD8F1\uD8F2\uD8F3\uD8F4\uD8F5\uD8F6\uD8F7\uD8F8\uD8F9\uD8FA\uD8FB\uD8FC\uD8FD\uD8FE\uD8FF'; 46 47 assert.sameValue(RegExp.escape(highSurrogatesGroup1), '\\ud800\\ud801\\ud802\\ud803\\ud804\\ud805\\ud806\\ud807\\ud808\\ud809\\ud80a\\ud80b\\ud80c\\ud80d\\ud80e\\ud80f', 'High surrogates group 1 are correctly escaped'); 48 assert.sameValue(RegExp.escape(highSurrogatesGroup2), '\\ud810\\ud811\\ud812\\ud813\\ud814\\ud815\\ud816\\ud817\\ud818\\ud819\\ud81a\\ud81b\\ud81c\\ud81d\\ud81e\\ud81f', 'High surrogates group 2 are correctly escaped'); 49 assert.sameValue(RegExp.escape(highSurrogatesGroup3), '\\ud820\\ud821\\ud822\\ud823\\ud824\\ud825\\ud826\\ud827\\ud828\\ud829\\ud82a\\ud82b\\ud82c\\ud82d\\ud82e\\ud82f', 'High surrogates group 3 are correctly escaped'); 50 assert.sameValue(RegExp.escape(highSurrogatesGroup4), '\\ud830\\ud831\\ud832\\ud833\\ud834\\ud835\\ud836\\ud837\\ud838\\ud839\\ud83a\\ud83b\\ud83c\\ud83d\\ud83e\\ud83f', 'High surrogates group 4 are correctly escaped'); 51 assert.sameValue(RegExp.escape(highSurrogatesGroup5), '\\ud840\\ud841\\ud842\\ud843\\ud844\\ud845\\ud846\\ud847\\ud848\\ud849\\ud84a\\ud84b\\ud84c\\ud84d\\ud84e\\ud84f', 'High surrogates group 5 are correctly escaped'); 52 assert.sameValue(RegExp.escape(highSurrogatesGroup6), '\\ud850\\ud851\\ud852\\ud853\\ud854\\ud855\\ud856\\ud857\\ud858\\ud859\\ud85a\\ud85b\\ud85c\\ud85d\\ud85e\\ud85f', 'High surrogates group 6 are correctly escaped'); 53 assert.sameValue(RegExp.escape(highSurrogatesGroup7), '\\ud860\\ud861\\ud862\\ud863\\ud864\\ud865\\ud866\\ud867\\ud868\\ud869\\ud86a\\ud86b\\ud86c\\ud86d\\ud86e\\ud86f', 'High surrogates group 7 are correctly escaped'); 54 assert.sameValue(RegExp.escape(highSurrogatesGroup8), '\\ud870\\ud871\\ud872\\ud873\\ud874\\ud875\\ud876\\ud877\\ud878\\ud879\\ud87a\\ud87b\\ud87c\\ud87d\\ud87e\\ud87f', 'High surrogates group 8 are correctly escaped'); 55 assert.sameValue(RegExp.escape(highSurrogatesGroup9), '\\ud880\\ud881\\ud882\\ud883\\ud884\\ud885\\ud886\\ud887\\ud888\\ud889\\ud88a\\ud88b\\ud88c\\ud88d\\ud88e\\ud88f', 'High surrogates group 9 are correctly escaped'); 56 assert.sameValue(RegExp.escape(highSurrogatesGroup10), '\\ud890\\ud891\\ud892\\ud893\\ud894\\ud895\\ud896\\ud897\\ud898\\ud899\\ud89a\\ud89b\\ud89c\\ud89d\\ud89e\\ud89f', 'High surrogates group 10 are correctly escaped'); 57 assert.sameValue(RegExp.escape(highSurrogatesGroup11), '\\ud8a0\\ud8a1\\ud8a2\\ud8a3\\ud8a4\\ud8a5\\ud8a6\\ud8a7\\ud8a8\\ud8a9\\ud8aa\\ud8ab\\ud8ac\\ud8ad\\ud8ae\\ud8af', 'High surrogates group 11 are correctly escaped'); 58 assert.sameValue(RegExp.escape(highSurrogatesGroup12), '\\ud8b0\\ud8b1\\ud8b2\\ud8b3\\ud8b4\\ud8b5\\ud8b6\\ud8b7\\ud8b8\\ud8b9\\ud8ba\\ud8bb\\ud8bc\\ud8bd\\ud8be\\ud8bf', 'High surrogates group 12 are correctly escaped'); 59 assert.sameValue(RegExp.escape(highSurrogatesGroup13), '\\ud8c0\\ud8c1\\ud8c2\\ud8c3\\ud8c4\\ud8c5\\ud8c6\\ud8c7\\ud8c8\\ud8c9\\ud8ca\\ud8cb\\ud8cc\\ud8cd\\ud8ce\\ud8cf', 'High surrogates group 13 are correctly escaped'); 60 assert.sameValue(RegExp.escape(highSurrogatesGroup14), '\\ud8d0\\ud8d1\\ud8d2\\ud8d3\\ud8d4\\ud8d5\\ud8d6\\ud8d7\\ud8d8\\ud8d9\\ud8da\\ud8db\\ud8dc\\ud8dd\\ud8de\\ud8df', 'High surrogates group 14 are correctly escaped'); 61 assert.sameValue(RegExp.escape(highSurrogatesGroup15), '\\ud8e0\\ud8e1\\ud8e2\\ud8e3\\ud8e4\\ud8e5\\ud8e6\\ud8e7\\ud8e8\\ud8e9\\ud8ea\\ud8eb\\ud8ec\\ud8ed\\ud8ee\\ud8ef', 'High surrogates group 15 are correctly escaped'); 62 assert.sameValue(RegExp.escape(highSurrogatesGroup16), '\\ud8f0\\ud8f1\\ud8f2\\ud8f3\\ud8f4\\ud8f5\\ud8f6\\ud8f7\\ud8f8\\ud8f9\\ud8fa\\ud8fb\\ud8fc\\ud8fd\\ud8fe\\ud8ff', 'High surrogates group 16 are correctly escaped'); 63 64 // Trailing Surrogates 65 const lowSurrogatesGroup1 = '\uDC00\uDC01\uDC02\uDC03\uDC04\uDC05\uDC06\uDC07\uDC08\uDC09\uDC0A\uDC0B\uDC0C\uDC0D\uDC0E\uDC0F'; 66 const lowSurrogatesGroup2 = '\uDC10\uDC11\uDC12\uDC13\uDC14\uDC15\uDC16\uDC17\uDC18\uDC19\uDC1A\uDC1B\uDC1C\uDC1D\uDC1E\uDC1F'; 67 const lowSurrogatesGroup3 = '\uDC20\uDC21\uDC22\uDC23\uDC24\uDC25\uDC26\uDC27\uDC28\uDC29\uDC2A\uDC2B\uDC2C\uDC2D\uDC2E\uDC2F'; 68 const lowSurrogatesGroup4 = '\uDC30\uDC31\uDC32\uDC33\uDC34\uDC35\uDC36\uDC37\uDC38\uDC39\uDC3A\uDC3B\uDC3C\uDC3D\uDC3E\uDC3F'; 69 const lowSurrogatesGroup5 = '\uDC40\uDC41\uDC42\uDC43\uDC44\uDC45\uDC46\uDC47\uDC48\uDC49\uDC4A\uDC4B\uDC4C\uDC4D\uDC4E\uDC4F'; 70 const lowSurrogatesGroup6 = '\uDC50\uDC51\uDC52\uDC53\uDC54\uDC55\uDC56\uDC57\uDC58\uDC59\uDC5A\uDC5B\uDC5C\uDC5D\uDC5E\uDC5F'; 71 const lowSurrogatesGroup7 = '\uDC60\uDC61\uDC62\uDC63\uDC64\uDC65\uDC66\uDC67\uDC68\uDC69\uDC6A\uDC6B\uDC6C\uDC6D\uDC6E\uDC6F'; 72 const lowSurrogatesGroup8 = '\uDC70\uDC71\uDC72\uDC73\uDC74\uDC75\uDC76\uDC77\uDC78\uDC79\uDC7A\uDC7B\uDC7C\uDC7D\uDC7E\uDC7F'; 73 const lowSurrogatesGroup9 = '\uDC80\uDC81\uDC82\uDC83\uDC84\uDC85\uDC86\uDC87\uDC88\uDC89\uDC8A\uDC8B\uDC8C\uDC8D\uDC8E\uDC8F'; 74 const lowSurrogatesGroup10 = '\uDC90\uDC91\uDC92\uDC93\uDC94\uDC95\uDC96\uDC97\uDC98\uDC99\uDC9A\uDC9B\uDC9C\uDC9D\uDC9E\uDC9F'; 75 const lowSurrogatesGroup11 = '\uDCA0\uDCA1\uDCA2\uDCA3\uDCA4\uDCA5\uDCA6\uDCA7\uDCA8\uDCA9\uDCAA\uDCAB\uDCAC\uDCAD\uDCAE\uDCAF'; 76 const lowSurrogatesGroup12 = '\uDCB0\uDCB1\uDCB2\uDCB3\uDCB4\uDCB5\uDCB6\uDCB7\uDCB8\uDCB9\uDCBA\uDCBB\uDCBC\uDCBD\uDCBE\uDCBF'; 77 const lowSurrogatesGroup13 = '\uDCC0\uDCC1\uDCC2\uDCC3\uDCC4\uDCC5\uDCC6\uDCC7\uDCC8\uDCC9\uDCCA\uDCCB\uDCCC\uDCCD\uDCCE\uDCCF'; 78 const lowSurrogatesGroup14 = '\uDCD0\uDCD1\uDCD2\uDCD3\uDCD4\uDCD5\uDCD6\uDCD7\uDCD8\uDCD9\uDCDA\uDCDB\uDCDC\uDCDD\uDCDE\uDCDF'; 79 const lowSurrogatesGroup15 = '\uDCE0\uDCE1\uDCE2\uDCE3\uDCE4\uDCE5\uDCE6\uDCE7\uDCE8\uDCE9\uDCEA\uDCEB\uDCEC\uDCED\uDCEE\uDCEF'; 80 const lowSurrogatesGroup16 = '\uDCF0\uDCF1\uDCF2\uDCF3\uDCF4\uDCF5\uDCF6\uDCF7\uDCF8\uDCF9\uDCFA\uDCFB\uDCFC\uDCFD\uDCFE\uDCFF'; 81 82 assert.sameValue(RegExp.escape(lowSurrogatesGroup1), '\\udc00\\udc01\\udc02\\udc03\\udc04\\udc05\\udc06\\udc07\\udc08\\udc09\\udc0a\\udc0b\\udc0c\\udc0d\\udc0e\\udc0f', 'Low surrogates group 1 are correctly escaped'); 83 assert.sameValue(RegExp.escape(lowSurrogatesGroup2), '\\udc10\\udc11\\udc12\\udc13\\udc14\\udc15\\udc16\\udc17\\udc18\\udc19\\udc1a\\udc1b\\udc1c\\udc1d\\udc1e\\udc1f', 'Low surrogates group 2 are correctly escaped'); 84 assert.sameValue(RegExp.escape(lowSurrogatesGroup3), '\\udc20\\udc21\\udc22\\udc23\\udc24\\udc25\\udc26\\udc27\\udc28\\udc29\\udc2a\\udc2b\\udc2c\\udc2d\\udc2e\\udc2f', 'Low surrogates group 3 are correctly escaped'); 85 assert.sameValue(RegExp.escape(lowSurrogatesGroup4), '\\udc30\\udc31\\udc32\\udc33\\udc34\\udc35\\udc36\\udc37\\udc38\\udc39\\udc3a\\udc3b\\udc3c\\udc3d\\udc3e\\udc3f', 'Low surrogates group 4 are correctly escaped'); 86 assert.sameValue(RegExp.escape(lowSurrogatesGroup5), '\\udc40\\udc41\\udc42\\udc43\\udc44\\udc45\\udc46\\udc47\\udc48\\udc49\\udc4a\\udc4b\\udc4c\\udc4d\\udc4e\\udc4f', 'Low surrogates group 5 are correctly escaped'); 87 assert.sameValue(RegExp.escape(lowSurrogatesGroup6), '\\udc50\\udc51\\udc52\\udc53\\udc54\\udc55\\udc56\\udc57\\udc58\\udc59\\udc5a\\udc5b\\udc5c\\udc5d\\udc5e\\udc5f', 'Low surrogates group 6 are correctly escaped'); 88 assert.sameValue(RegExp.escape(lowSurrogatesGroup7), '\\udc60\\udc61\\udc62\\udc63\\udc64\\udc65\\udc66\\udc67\\udc68\\udc69\\udc6a\\udc6b\\udc6c\\udc6d\\udc6e\\udc6f', 'Low surrogates group 7 are correctly escaped'); 89 assert.sameValue(RegExp.escape(lowSurrogatesGroup8), '\\udc70\\udc71\\udc72\\udc73\\udc74\\udc75\\udc76\\udc77\\udc78\\udc79\\udc7a\\udc7b\\udc7c\\udc7d\\udc7e\\udc7f', 'Low surrogates group 8 are correctly escaped'); 90 assert.sameValue(RegExp.escape(lowSurrogatesGroup9), '\\udc80\\udc81\\udc82\\udc83\\udc84\\udc85\\udc86\\udc87\\udc88\\udc89\\udc8a\\udc8b\\udc8c\\udc8d\\udc8e\\udc8f', 'Low surrogates group 9 are correctly escaped'); 91 assert.sameValue(RegExp.escape(lowSurrogatesGroup10), '\\udc90\\udc91\\udc92\\udc93\\udc94\\udc95\\udc96\\udc97\\udc98\\udc99\\udc9a\\udc9b\\udc9c\\udc9d\\udc9e\\udc9f', 'Low surrogates group 10 are correctly escaped'); 92 assert.sameValue(RegExp.escape(lowSurrogatesGroup11), '\\udca0\\udca1\\udca2\\udca3\\udca4\\udca5\\udca6\\udca7\\udca8\\udca9\\udcaa\\udcab\\udcac\\udcad\\udcae\\udcaf', 'Low surrogates group 11 are correctly escaped'); 93 assert.sameValue(RegExp.escape(lowSurrogatesGroup12), '\\udcb0\\udcb1\\udcb2\\udcb3\\udcb4\\udcb5\\udcb6\\udcb7\\udcb8\\udcb9\\udcba\\udcbb\\udcbc\\udcbd\\udcbe\\udcbf', 'Low surrogates group 12 are correctly escaped'); 94 assert.sameValue(RegExp.escape(lowSurrogatesGroup13), '\\udcc0\\udcc1\\udcc2\\udcc3\\udcc4\\udcc5\\udcc6\\udcc7\\udcc8\\udcc9\\udcca\\udccb\\udccc\\udccd\\udcce\\udccf', 'Low surrogates group 13 are correctly escaped'); 95 assert.sameValue(RegExp.escape(lowSurrogatesGroup14), '\\udcd0\\udcd1\\udcd2\\udcd3\\udcd4\\udcd5\\udcd6\\udcd7\\udcd8\\udcd9\\udcda\\udcdb\\udcdc\\udcdd\\udcde\\udcdf', 'Low surrogates group 14 are correctly escaped'); 96 assert.sameValue(RegExp.escape(lowSurrogatesGroup15), '\\udce0\\udce1\\udce2\\udce3\\udce4\\udce5\\udce6\\udce7\\udce8\\udce9\\udcea\\udceb\\udcec\\udced\\udcee\\udcef', 'Low surrogates group 15 are correctly escaped'); 97 assert.sameValue(RegExp.escape(lowSurrogatesGroup16), '\\udcf0\\udcf1\\udcf2\\udcf3\\udcf4\\udcf5\\udcf6\\udcf7\\udcf8\\udcf9\\udcfa\\udcfb\\udcfc\\udcfd\\udcfe\\udcff', 'Low surrogates group 16 are correctly escaped'); 98 99 reportCompare(0, 0);