alicantorun

Group Array of JavaScript Objects by Key or Property Value

Implementation

const groupBy = key => array =>
  array.reduce((objectsByKeyValue, obj) => {
    const value = obj[key];
    objectsByKeyValue[value] = (objectsByKeyValue[value] || []).concat(obj);
    return objectsByKeyValue;

alicantorun

import React, { PropTypes } from 'react';
import apConnect from 'apollo-passportjs-react/lib/connect';

function getDisplayName(WrappedComponent) {
  return WrappedComponent.displayName || WrappedComponent.name || 'Component'
}

const Authorization = (allowedRoles) =>
  (WrappedComponent, options = {}) => {

alicantorun

import React from "react";
import {
  LayoutChangeEvent,
  PanResponder,
  PanResponderGestureState
} from "react-native";
import styled from "styled-components";

type StateType = {
  barHeight: number | null,

alicantorun

import * as d3 from "d3";
import {
  eachMonthOfInterval,
  endOfMonth,
  format,
  isSameMonth,
  parseISO,
  startOfMonth,
} from "date-fns";
import useMeasure from "react-use-measure";