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main.js
run
preview
console
const insertDashes = arr => arr.split('').map((c, i, a) => c === ' ' ? ' ' : a[i+1] === ' ' ? c : i < a.length - 1 ? `${c}-` : c ).join('')



/**
* Test Suite
*/
describe('insertDashes()', () => {
it('insert dashes in between chars', () => {
// arrange
const value = "aba caba";

// act
const result = insertDashes(value);

// log
console.log("result: ", result);

// assert
expect(result).toBe("a-b-a c-a-b-a");
});
});
Console
"result: "
,
"a-b-a c-a-b-a"
,
/index.html
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