Sha256: eac0ef4b653cf63373702d107606101083687c1dea9ff3decbcdbd3bcba3c075
Contents?: true
Size: 819 Bytes
Versions: 193
Compression:
Stored size: 819 Bytes
Contents
module rna_transcription;
import std.regex;
import std.string;
immutable dchar[dchar] rnaTransTable;
static this() {
rnaTransTable = [
'C': 'G',
'G': 'C',
'T': 'A',
'A': 'U'];
}
enum dnaRegex = regex(r"^[CGTA]*$");
string dnaComplement(string dna) {
import std.exception : enforce;
enforce(dna.matchFirst(dnaRegex), "Invalid DNA string");
return dna.translate(rnaTransTable);
}
unittest {
import std.exception : assertThrown;
assert(dnaComplement("C") == "G");
assert(dnaComplement("G") == "C");
assert(dnaComplement("T") == "A");
assert(dnaComplement("A") == "U");
assert(dnaComplement("ACGTGGTCTTAA") == "UGCACCAGAAUU");
assertThrown(dnaComplement("U"));
assertThrown(dnaComplement("XXX"));
assertThrown(dnaComplement("ACGTXXXCTTAA"));
}
Version data entries
193 entries across 193 versions & 1 rubygems