Skip to content

Instantly share code, notes, and snippets.

Enrico Graziani mrenrich84

Block or report user

Report or block mrenrich84

Hide content and notifications from this user.

Learn more about blocking users

Contact Support about this user’s behavior.

Learn more about reporting abuse

Report abuse
View GitHub Profile
@mrenrich84
mrenrich84 / inject_behaviour.js
Last active Aug 14, 2017
Jest: mocking externally dependencies
View inject_behaviour.js
// TestSubject.js
const ExternalDependency = require('./ExternalDependency')
module.exports = class TestSubject {
constructor () {
this.externalDependency = new ExternalDependency()
}
isExternalDependencyMocked () {
return this.externalDependency.isMocked
@mrenrich84
mrenrich84 / Error.js
Created Aug 12, 2017
CustomError in NodeJS
View Error.js
module.exports = function CustomError(message) {
this.name = this.constructor.name
this.message = message
Error.captureStackTrace(this, this.constructor)
}
module.exports.prototype.inspect = function () {
return this.stack
}
View extendingSubstackPattern.js
//file substack.js
module.exports = function() {
console.log('main entry point');
};
module.exports.details = function() {
console.log('more detailed functionality');
};
View substackPattern.js
function getDatasetfromJsonData(jsonData){
return jsonData[0].scores;
};
function getLabels(dataset) {
return Object.keys(dataset)
};
function getData(dataset) {
return Object.keys(dataset).map(function(key) {
View callingTheModule.js
// ...IN THE CALLER
import JSONDataConverter from './JSONDataConverter';
<RadarChart data={JSONDataConverter(data)} width={width} height={height} redraw />
View module_pattern.js
var JSONDataConverter = (function () {
var getDatasetfromJsonData = function(jsonData){
return jsonData[0].scores;
};
var getLabels = function(dataset) {
return Object.keys(dataset)
};
var getData = function(dataset) {
View DataConverter.js
class DataConverterContainer extends Component {
getDatasetfromJsonData(jsonData){
return jsonData[0].scores;
};
getLabels(dataset){
return Object.keys(dataset)
};
getData(dataset){
@mrenrich84
mrenrich84 / avgNull.js
Created Sep 9, 2015
Javascript: average which accept null values
View avgNull.js
16 lines (14 sloc) 0.36 kB
function average(data) {
/*Can't find an average function in JS, made one
This function is able to handle null values!!!*/
var count = null;
var sum = null;
for (i=0; i<data.length; i++) {
if (data[i]) {
count++;
You can’t perform that action at this time.