{"record":{"id":"36a271c9517978c4","repo":"nosir/cleave.js","slug":"invalid-region-code-36a271","errorCode":null,"errorMessage":"Invalid region code: ","messagePattern":"Invalid region code: ","errorType":"exception","errorClass":"Error","httpStatus":null,"severity":"error","filePath":"src/addons/phone-type-formatter.kr.js","lineNumber":67,"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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global===\"object\"&&global)?global:window);\n","sourceCodeStart":49,"sourceCodeEnd":78,"githubUrl":"https://github.com/nosir/cleave.js/blob/a966c95cf5193f223485a10eec8405bb32b8f6dd/src/addons/phone-type-formatter.kr.js#L49-L78","documentation":"The South Korea (KR) addon bundle's R() region resolver throws \"Invalid region code: <code>\" when the region passed to AsYouTypeFormatter is not resolvable against the bundled KR metadata (phone-type-formatter.kr.js:67).","triggerScenarios":"phoneRegionCode set to something other than 'KR' while only the kr addon is loaded; malformed or empty region string; mismatched addon/metadata version.","commonSituations":"Multi-country phone inputs where the developer loaded one addon but the user-selected country differs; hardcoded region mismatch after refactoring; minified addon from a different cleave version.","solutions":["Load phone-type-formatter.kr.js and use phoneRegionCode 'KR' together.","Normalize region codes with trim().toUpperCase().","Dynamically import the addon matching the selected country.","Wrap Cleave construction in try/catch and degrade gracefully."],"exampleFix":"// before\nnew Cleave(el, { phone: true, phoneRegionCode: 'JP' }); // only kr addon loaded\n// after\nrequire('cleave.js/dist/addons/phone-type-formatter.jp.js');\nnew Cleave(el, { phone: true, phoneRegionCode: 'JP' });","handlingStrategy":"validation","validationCode":"const code = (regionCode || '').trim().toUpperCase();\nif (code !== 'KR') {\n  require('cleave.js/dist/addons/phone-type-formatter.' + code.toLowerCase() + '.js');\n}","typeGuard":"function isKrRegion(code) {\n  return typeof code === 'string' && code.trim().toUpperCase() === 'KR';\n}","tryCatchPattern":"try {\n  new Cleave(el, { phone: true, phoneRegionCode: code });\n} catch (e) {\n  if (e.message.includes('Invalid region code')) {\n    console.warn('Region/metadata mismatch for ' + code);\n  } else { throw e; }\n}","preventionTips":["Never hardcode a region different from the loaded addon's country.","Uppercase and trim region codes centrally in one helper.","Upgrade cleave.js and all addon files together.","Surface init failures in dev builds rather than silently skipping formatting."],"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"}