use newer collection initializer syntax

.editorconfig

@@ -124,6 +124,7 @@ dotnet_diagnostic.SA1101.severity = none
 # SA1300: Element should begin with upper-case letter
 dotnet_diagnostic.SA1300.severity = silent
 dotnet_diagnostic.SA1311.severity = silent
+csharp_style_prefer_primary_constructors = true:suggestion
 
 [*.vb]
 #### Naming styles ####
@@ -188,3 +189,4 @@ dotnet_style_qualification_for_field = false:warning
 dotnet_style_qualification_for_property = false:warning
 dotnet_style_qualification_for_method = false:warning
 dotnet_style_qualification_for_event = false:warning
+dotnet_style_prefer_collection_expression = when_types_loosely_match:suggestion

src/Base32Alphabet.cs

@@ -33,25 +33,23 @@ public class Base32Alphabet : CodingAlphabet
     private static readonly Lazy<AliasedBase32Alphabet> crockfordAlphabet = new
         (() => new AliasedBase32Alphabet(
             "0123456789ABCDEFGHJKMNPQRSTVWXYZ",
-            new CharMap[]
-            {
+            [
                 new('O', '0'),
                 new('I', '1'),
                 new('L', '1'),
-            }));
+            ]));
 
     private static readonly Lazy<AliasedBase32Alphabet> base32HAlphabet = new(
         () => new AliasedBase32Alphabet(
             "0123456789ABCDEFGHJKLMNPQRTVWXYZ",
             paddingChar: '0',
             PaddingPosition.Start,
-            new CharMap[]
-            {
+            [
                 new('O', '0'),
                 new('I', '1'),
                 new('S', '5'),
                 new('U', 'V'),
-            }));
+            ]));
 
     /// <summary>
     /// Initializes a new instance of the <see cref="Base32Alphabet"/> class.

test/Base16/Base16Test.cs

@@ -211,7 +211,7 @@ public void GetSafeByteCountForDecoding_InvalidBufferSize_ReturnsZero(Base16 enc
     public void CustomCtor()
     {
         var encoder = new Base16(new Base16Alphabet("abcdefghijklmnop"));
-        var result = encoder.Encode(new byte[] { 0, 1, 16, 128, 255 });
+        var result = encoder.Encode([0, 1, 16, 128, 255]);
         Assert.That(result, Is.EqualTo("aaabbaiapp"));
     }
 

test/Base32/CrockfordTest.cs

@@ -203,7 +203,7 @@ public void TryDecode_ReturnsExpectedValues(string expectedOutput, string input,
     [Test]
     public void TryDecode_ZeroBuffer_ReturnsFalse()
     {
-        var success = Base32.Crockford.TryDecode("test", Array.Empty<byte>(), out int numBytesWritten);
+        var success = Base32.Crockford.TryDecode("test", [], out int numBytesWritten);
         Assert.That(success, Is.False);
         Assert.That(numBytesWritten, Is.EqualTo(0));
     }

test/Base32/Rfc4648Test.cs

@@ -96,6 +96,6 @@ public string Encode_long_ReturnsExpectedValues(long number)
     [Test]
     public void Encode_long_NegativeValues_Throws()
     {
-        Assert.Throws<ArgumentOutOfRangeException>(() => Base32.Rfc4648.Encode(-1));
+        _ = Assert.Throws<ArgumentOutOfRangeException>(() => Base32.Rfc4648.Encode(-1));
     }
 }

test/Base58/BitcoinTest.cs

@@ -68,7 +68,7 @@ public void TryEncode_Bitcoin_ReturnsExpectedResults(string input, string expect
     [Test]
     public void Encode_EmptyBuffer_ReturnsEmptyString()
     {
-        Assert.That(Base58.Bitcoin.Encode(Array.Empty<byte>()), Is.EqualTo(String.Empty));
+        Assert.That(Base58.Bitcoin.Encode([]), Is.EqualTo(String.Empty));
     }
 
     [Test]

test/Base58/FlickrTest.cs

@@ -65,7 +65,7 @@ public void TryEncode_Flickr_ReturnsExpectedResults(string input, string expecte
     [Test]
     public void Encode_EmptyBuffer_ReturnsEmptyString()
     {
-        Assert.That(Base58.Flickr.Encode(Array.Empty<byte>()), Is.EqualTo(String.Empty));
+        Assert.That(Base58.Flickr.Encode([]), Is.EqualTo(String.Empty));
     }
 
     [Test]

test/Base58/RippleTest.cs

@@ -65,7 +65,7 @@ public void TryEncode_Ripple_ReturnsExpectedResults(string input, string expecte
     [Test]
     public void Encode_EmptyBuffer_ReturnsEmptyString()
     {
-        Assert.That(Base58.Ripple.Encode(Array.Empty<byte>()), Is.EqualTo(String.Empty));
+        Assert.That(Base58.Ripple.Encode([]), Is.EqualTo(String.Empty));
     }
 
     [Test]

test/SimpleBase.Tests.csproj

@@ -13,6 +13,12 @@
         <Nullable>enable</Nullable>
         <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
     </PropertyGroup>
+    <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">
+      <NoWarn>1701;1702;IDE0130</NoWarn>
+    </PropertyGroup>
+    <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|AnyCPU'">
+      <NoWarn>1701;1702;IDE0130</NoWarn>
+    </PropertyGroup>
     <ItemGroup>
         <ProjectReference Include="..\src\SimpleBase.csproj" />
     </ItemGroup>