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[READ-ONLY] Mirror of https://github.com/Savy011/fullstackopen-exercises. My Exercise Submissions for FullStack Open fullstackopen.com/en
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1.4 kB · 50 lines
TypeScript
at main
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051import { errorhandler } from './utils';
interface bmiValues { height: number, weight: number}
const parseArgs = (args: string[]): bmiValues => { if (args.length > 4) throw new Error('Too Many Arguments'); if (args.length < 4) throw new Error('Not Enough Arguments');
if(!isNaN(Number(args[2])) && !isNaN(Number(args[3]))) { return { height: Number(args[2]), weight: Number(args[3]) }; } else { throw new Error('Provided Values are not Numbers'); }};
const calculateBmi = (height: number, weight: number): string => { const bmi: number = (weight / (height * height)) * 10000; console.log('Your BMI is:', bmi.toPrecision(4));
if (bmi < 16) { return 'You are Severely Under-Weight 💀'; } else if (16 < bmi && bmi < 18.4) { return 'You are Under-Weight 😥'; } else if (18.5 < bmi && bmi < 24.9) { return 'You are Healthy 😁'; } else if (25 < bmi && bmi < 29.9) { return 'You are Over-Weight 😳'; } else if (30 < bmi && bmi < 34.9) { return 'You are Moderately Obese 😰'; } else if (35 < bmi && bmi < 39.9) { return 'You are Severely Obese 😨'; } else if (bmi > 40) { return 'You are Morbidly Obese 💀'; } else { throw new Error('Error occured while calculating BMI'); }};
try { const { height, weight } = parseArgs(process.argv); console.log(calculateBmi(height, weight));} catch (error) { errorhandler(error);}