Enable IDE0300/IDE0301/IDE0302 as errors and use collection expressions

.editorconfig

@@ -0,0 +1,11 @@
+root = true
+
+[*.cs]
+# Enforce analyzers on source-generated code
+generated_code = analyzed
+# IDE0300: Use collection expression for array
+dotnet_diagnostic.IDE0300.severity = error
+# IDE0301: Use collection expression for empty
+dotnet_diagnostic.IDE0301.severity = error
+# IDE0302: Use collection expression for stackalloc
+dotnet_diagnostic.IDE0302.severity = error

Directory.Build.props

@@ -4,6 +4,7 @@
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
     <LangVersion>latest</LangVersion>
+    <EnforceCodeStyleInBuild>true</EnforceCodeStyleInBuild>
     <Version>0.1.1</Version>
     <Copyright>Copyright (c) Jonathan Peppers</Copyright>
   </PropertyGroup>

README.md

@@ -33,15 +33,15 @@ using SortingNetworks;
 partial class MySorter { }
 
 // Sort a span of exactly 27 ints
-Span<int> data = stackalloc int[] {
+Span<int> data = [
     27, 26, 25, 24, 23, 22, 21, 20, 19,
     18, 17, 16, 15, 14, 13, 12, 11, 10,
      9,  8,  7,  6,  5,  4,  3,  2,  1,
-};
+];
 MySorter.Sort(data);
 
 // Array overload
-int[] array = { 3, 1, 4, 1, 5, 9, 2, 6, /* ... 27 elements */ };
+int[] array = [3, 1, 4, 1, 5, 9, 2, 6, /* ... 27 elements */];
 MySorter.Sort(array);
 
 // IComparer<T> overload