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glepur/node_helper_functions.js

Created May 14, 2018 15:55
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Improved promise and error handling in nodejs.
Raw
node_helper_functions.js
//*** HELPER FUNCTIONS ***
//*** npm install parse-error
pe = require('parse-error');
to = function(promise) {
return promise
.then(data => {
return [null, data];
}).catch(err =>
[pe(err)]
);
};
TE = function(err_message, log){ // TE stands for Throw Error
if(log === true){
console.error(err_message);
}
throw new Error(err_message);
};
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