{"record":{"id":"c5d9e29043c124e1","repo":"trekhleb/javascript-algorithms","slug":"this-method-is-not-implemented-yet","errorCode":null,"errorMessage":"This method is not implemented yet","messagePattern":"This method is not implemented yet","errorType":"exception","errorClass":"Error","httpStatus":null,"severity":"error","filePath":"src/algorithms/cryptography/hill-cipher/hillCipher.js","lineNumber":86,"sourceCode":"// @TODO: Implement this method.\nexport const hillCipherDecrypt = () => {\n  throw new Error('This method is not implemented yet');\n};","sourceCodeStart":68,"sourceCodeEnd":88,"githubUrl":"https://github.com/trekhleb/javascript-algorithms/blob/85293e3e2b88f4d2ce330d956b139cf628aa1e82/src/algorithms/cryptography/hill-cipher/hillCipher.js#L68-L88","documentation":"Error \"This method is not implemented yet\" thrown in trekhleb/javascript-algorithms.","triggerScenarios":"hillCipherDecrypt is invoked at all — the exported function is an unimplemented @TODO stub whose body unconditionally throws.","commonSituations":"Attempting to decrypt Hill cipher ciphertext with this module before hillCipherDecrypt has been implemented (marked with a @TODO).","solutions":["Do not call hillCipherDecrypt; it is a placeholder that always throws.","Implement Hill cipher decryption (inverse key matrix modulo 26) before using this function.","Catch the error and route to a supported decryption routine if decryption is required."],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"85293e3e2b88f4d2ce330d956b139cf628aa1e82","analyzedAt":"2026-08-24T05:59:10.417Z","schemaVersion":2},"datasetVersion":"2026-08-24T07:17:09.176Z"}