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takeUntil.js
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takeUntil.js
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const takeUntil = function(array, callback) {
let newArray = [];
for (let element in array) {
if(!callback(array[element])) {
newArray.push(array[element]);
} else {
return newArray;
}
}
}
// TEST CODE
const data1 = [1, 2, 5, 7, 2, -1, 2, 4, 5];
const results1 = takeUntil(data1, x => x < 0);
console.log(results1);
console.log('---');
const data2 = ["I've", "been", "to", "Hollywood", ",", "I've", "been", "to", "Redwood"];
const results2 = takeUntil(data2, x => x === ',');
console.log(results2);
// Assertion
const eqArrays = function(arrayOne, arrayTwo) {
for (let i = 0; i <= arrayOne.length; i++) {
if (arrayOne[i] !== arrayTwo[i]) {
return false;
}
}
return true;
};
const assertArraysEqual = function(firstArray, secondArray) {
const result = eqArrays(firstArray, secondArray);
if (!result) {
console.log(`🛑🛑🛑 Arrays are not equal. [${firstArray}] !== [${secondArray}]`);
} else {
console.log(`✅✅✅ Arrays are equal.[${firstArray}] === [${secondArray}]`);
}
};
assertArraysEqual(results1, [ 1, 2, 5, 7, 2 ])
assertArraysEqual(results2, [ 'I\'ve', 'been', 'to', 'Hollywood' ])