{"record":{"id":"1cb4a8b9cbee205b","repo":"nosir/cleave.js","slug":"invalid-region-code-1cb4a8","errorCode":null,"errorMessage":"Invalid region code: ","messagePattern":"Invalid region code: ","errorType":"exception","errorClass":"Error","httpStatus":null,"severity":"error","filePath":"src/addons/phone-type-formatter.kw.js","lineNumber":64,"sourceCode":" Copyright (C) 2010 The Libphonenumber Authors.\n\n Licensed under the Apache License, Version 2.0 (the \"License\");\n you may not use this file except in compliance with the License.\n You may obtain a copy of the License at\n\n http://www.apache.org/licenses/LICENSE-2.0\n\n Unless required by applicable law or agreed to in writing, software\n distributed under the License is distributed on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n See the License for the specific language governing permissions and\n limitations under the License.\n*/\nfunction M(){this.a={}}M.b=function(){return 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null!=b&&null!=b[0]&&0<b[0].length?(a.o=!0,b=b[0].length,p(a.a),a.a.a(c.substring(b)),p(a.b),a.b.a(c.substring(0,b)),\"+\"!=c.charAt(0)&&a.b.a(\" \"),!0):!1}\nfunction X(a){if(0==a.a.b.length)return!1;var c=new n,b;a:{b=a.a.toString();if(0!=b.length&&\"0\"!=b.charAt(0))for(var d,f=b.length,e=1;3>=e&&e<=f;++e)if(d=parseInt(b.substring(0,e),10),d in K){c.a(b.substring(e));b=d;break a}b=0}if(0==b)return!1;p(a.a);a.a.a(c.toString());c=P(b);\"001\"==c?a.g=O(a.G,\"\"+b):c!=a.D&&(a.g=R(a,c));a.b.a(\"\"+b).a(\" \");a.h=\"\";return!0}\nfunction za(a,c){var b=a.m.toString();if(0<=b.substring(a.s).search(a.H)){var d=b.search(a.H),b=b.replace(a.H,c);p(a.m);a.m.a(b);a.s=d;return b.substring(0,a.s+1)}1==a.f.length&&(a.l=!1);a.w=\"\";return a.i.toString()};h(\"Cleave.AsYouTypeFormatter\",Q);h(\"Cleave.AsYouTypeFormatter.prototype.inputDigit\",Q.prototype.L);h(\"Cleave.AsYouTypeFormatter.prototype.clear\",Q.prototype.K);}.call((typeof global===\"object\"&&global)?global:window);\n","sourceCodeStart":46,"sourceCodeEnd":75,"githubUrl":"https://github.com/nosir/cleave.js/blob/a966c95cf5193f223485a10eec8405bb32b8f6dd/src/addons/phone-type-formatter.kw.js#L46-L75","documentation":"The Kuwait (KW) addon's embedded libphonenumber resolver throws \"Invalid region code: <code>\" when the formatter's region code cannot be matched in the bundled metadata map (phone-type-formatter.kw.js:64).","triggerScenarios":"AsYouTypeFormatter (via Cleave phone option) initialized with a region code unsupported by the KW metadata bundle — typically any code other than 'KW', or an invalid/empty string.","commonSituations":"Region code supplied from user input or route params without validation; addon for one country paired with another region in config; stale addon files after upgrading cleave.js.","solutions":["Pair phone-type-formatter.kw.js with phoneRegionCode 'KW'.","Validate the region code (2-letter A-Z) before passing it to Cleave.","Import all country addons your app supports.","Catch and fall back: on init failure, use the field without phone formatting."],"exampleFix":"// before\nnew Cleave(el, { phone: true, phoneRegionCode: code });\n// after\nif (!/^[A-Za-z]{2}$/.test(code || '')) code = 'KW';\nrequire('cleave.js/dist/addons/phone-type-formatter.kw.js');\nnew Cleave(el, { phone: true, phoneRegionCode: code.toUpperCase() });","handlingStrategy":"validation","validationCode":"function assertRegion(code) {\n  if (typeof code !== 'string' || !/^[A-Za-z]{2}$/.test(code.trim())) {\n    throw new Error('Invalid phoneRegionCode: ' + code);\n  }\n  return code.trim().toUpperCase();\n}","typeGuard":"function isKwRegion(code) {\n  return typeof code === 'string' && code.trim().toUpperCase() === 'KW';\n}","tryCatchPattern":"try {\n  new Cleave(el, { phone: true, phoneRegionCode: assertRegion(code) });\n} catch (e) {\n  if (e.message.includes('Invalid region code')) {\n    console.warn('Unsupported region, disabling phone formatting');\n  } else { throw e; }\n}","preventionTips":["Validate region codes are 2-letter alpha before Cleave init.","Load phone-type-formatter.kw.js whenever 'KW' is a selectable region.","Keep one source of truth for supported regions and their addon imports.","Re-test phone init after any cleave.js upgrade (metadata can change)."],"tags":["phone","region-code","libphonenumber","addon"],"backgroundTag":"invalid-region-code","analyzedSha":"a966c95cf5193f223485a10eec8405bb32b8f6dd","analyzedAt":"2026-09-02T23:44:35.488Z","contentChangedAt":null,"schemaVersion":2},"datasetVersion":"2026-09-10T02:17:09.455Z"}