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This commit is contained in:
Chris Pickett
2022-11-30 20:38:03 -06:00
parent 55f8a1806c
commit 22c89a7e0e
1 changed files with 6 additions and 7 deletions
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13
src/Util.cs
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@ -6,23 +6,22 @@ namespace aoc2022;
internal static class Util internal static class Util
{ {
private static readonly char[] StripPreamble = new char[] { (char)8745, (char)9559, (char)9488, }; private static readonly char[] StripPreamble = { (char)8745, (char)9559, (char)9488, };
internal static void ReadData(string inputName, Action<string> processor) private static void ReadData(string inputName, Action<string> processor)
{ {
if (Console.IsInputRedirected) if (Console.IsInputRedirected)
{ {
string? line;
bool processedSomething = false; bool processedSomething = false;
for (int i = 0; (line = Console.In.ReadLine()) != null; i++) for (int i = 0; Console.In.ReadLine() is { } line; i++)
{ {
if (i == 0) if (i == 0)
{ {
var preamble = Encoding.UTF8.GetPreamble(); var preamble = Encoding.UTF8.GetPreamble();
if (Enumerable.SequenceEqual(line[0..preamble.Length], preamble.Select(x => (char)x))) if (line[0..preamble.Length].SequenceEqual(preamble.Select(x => (char)x)))
{ {
line = line[preamble.Length..]; line = line[preamble.Length..];
} }
else if (Enumerable.SequenceEqual(line[0..StripPreamble.Length].ToCharArray(), StripPreamble)) else if (line[0..StripPreamble.Length].ToCharArray().SequenceEqual(StripPreamble))
{ {
line = line[StripPreamble.Length..]; line = line[StripPreamble.Length..];
} }
@ -92,7 +91,7 @@ internal static class Util
internal static void TestCondition(Func<bool> a, bool printResult = true) internal static void TestCondition(Func<bool> a, bool printResult = true)
{ {
if (a?.Invoke() == false) if (a.Invoke() == false)
{ {
Debug.Assert(false); Debug.Assert(false);
if (printResult) if (printResult)