Contents

class NucleotideCount {
  static nucleotideCounts(strand: string) {
    const nucleotideOccurrences = {
      A: 0,
      C: 0,
      G: 0,
      T: 0
    }

    strand.split('').forEach((nucleotide) => {
      if (nucleotide in nucleotideOccurrences) {
        if (nucleotide === 'A') {nucleotideOccurrences.A++}
        if (nucleotide === 'C') {nucleotideOccurrences.C++}
        if (nucleotide === 'G') {nucleotideOccurrences.G++}
        if (nucleotide === 'T') {nucleotideOccurrences.T++}
      } else {
        throw new Error('Invalid nucleotide in strand')
      }
    })

    return nucleotideOccurrences
  }
}

export default NucleotideCount

Version data entries

68 entries across 68 versions & 1 rubygems

Version	Path
trackler-2.2.1.180	tracks/typescript/exercises/nucleotide-count/nucleotide-count.example.ts
trackler-2.2.1.179	tracks/typescript/exercises/nucleotide-count/nucleotide-count.example.ts
trackler-2.2.1.178	tracks/typescript/exercises/nucleotide-count/nucleotide-count.example.ts
trackler-2.2.1.177	tracks/typescript/exercises/nucleotide-count/nucleotide-count.example.ts
trackler-2.2.1.176	tracks/typescript/exercises/nucleotide-count/nucleotide-count.example.ts
trackler-2.2.1.175	tracks/typescript/exercises/nucleotide-count/nucleotide-count.example.ts
trackler-2.2.1.174	tracks/typescript/exercises/nucleotide-count/nucleotide-count.example.ts
trackler-2.2.1.173	tracks/typescript/exercises/nucleotide-count/nucleotide-count.example.ts
trackler-2.2.1.172	tracks/typescript/exercises/nucleotide-count/nucleotide-count.example.ts
trackler-2.2.1.171	tracks/typescript/exercises/nucleotide-count/nucleotide-count.example.ts
trackler-2.2.1.170	tracks/typescript/exercises/nucleotide-count/nucleotide-count.example.ts
trackler-2.2.1.169	tracks/typescript/exercises/nucleotide-count/nucleotide-count.example.ts
trackler-2.2.1.167	tracks/typescript/exercises/nucleotide-count/nucleotide-count.example.ts
trackler-2.2.1.166	tracks/typescript/exercises/nucleotide-count/nucleotide-count.example.ts
trackler-2.2.1.165	tracks/typescript/exercises/nucleotide-count/nucleotide-count.example.ts
trackler-2.2.1.164	tracks/typescript/exercises/nucleotide-count/nucleotide-count.example.ts
trackler-2.2.1.163	tracks/typescript/exercises/nucleotide-count/nucleotide-count.example.ts
trackler-2.2.1.162	tracks/typescript/exercises/nucleotide-count/nucleotide-count.example.ts
trackler-2.2.1.161	tracks/typescript/exercises/nucleotide-count/nucleotide-count.example.ts
trackler-2.2.1.160	tracks/typescript/exercises/nucleotide-count/nucleotide-count.example.ts