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functional try-catch wrapper for promises
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coderaiser/try-to-catch
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Functionaltry-catch wrapper forpromises.
npm i try-to-catchWrap function to avoidtry-catch block, resolves[error, result];
Simplest example withasync-await:
consttryToCatch=require('try-to-catch');constreject=Promise.reject.bind(Promise);awaittryToCatch(reject,'hi');// returns// [ Error: hi]
Can be used with functions:
consttryToCatch=require('try-to-catch');awaittryToCatch(()=>5);// returns[null,5];
Advanced example:
const{readFile, readdir}=require('fs/promises');consttryToCatch=require('try-to-catch');read(process.argv[2]).then(console.log).catch(console.error);asyncfunctionread(path){const[error,data]=awaittryToCatch(readFile,path,'utf8');if(!error)returndata;if(error.code!=='EISDIR')returnerror;returnawaitreaddir(path);}
- try-catch - functional try-catch wrapper.
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