Use Count checks instead of Any()

Author: SimonCropp

src/MarkdownSnippets/InterpretErrors.cs

@@ -10,7 +10,7 @@ public static class InterpretErrors
     /// </summary>
     public static string ErrorsAsMarkdown(this IReadOnlyList<Snippet> snippets)
     {
-        if (!snippets.Any())
+        if (snippets.Count == 0)
         {
             return "";
         }

src/MarkdownSnippets/Processing/DirectoryMarkdownProcessor.cs

@@ -267,7 +267,7 @@ void ProcessFile(string sourceFile, MarkdownProcessor markdownProcessor)
         var result = markdownProcessor.Apply(lines, newLine, relativeSource);
 
         var missingSnippets = result.MissingSnippets;
-        if (missingSnippets.Any())
+        if (missingSnippets.Count != 0)
         {
             // If the config value is set to treat missing snippets as warnings, then don't throw
             if (treatMissingAsWarning)
@@ -284,7 +284,7 @@ void ProcessFile(string sourceFile, MarkdownProcessor markdownProcessor)
         }
 
         var missingIncludes = result.MissingIncludes;
-        if (missingIncludes.Any())
+        if (missingIncludes.Count != 0)
         {
             // If the config value is set to treat missing include as warnings, then don't throw
             if (treatMissingAsWarning)
@@ -301,7 +301,7 @@ void ProcessFile(string sourceFile, MarkdownProcessor markdownProcessor)
         }
 
         var errors = result.ValidationErrors;
-        if (errors.Any())
+        if (errors.Count != 0)
         {
             throw new ContentValidationException(errors);
         }

src/MarkdownSnippets/Processing/MarkdownProcessor.cs

@@ -90,7 +90,7 @@ public string Apply(string input, string? file = null)
             using var writer = new StringWriter(builder);
             var processResult = Apply(reader, writer, file);
             var missing = processResult.MissingSnippets;
-            if (missing.Any())
+            if (missing.Count != 0)
             {
                 throw new MissingSnippetsException(missing);
             }

src/MarkdownSnippets/Processing/ProcessResult.cs

@@ -26,17 +26,17 @@ public class ProcessResult(
     /// </summary>
     public virtual IEnumerator<Snippet> GetEnumerator()
     {
-        if (MissingSnippets.Any())
+        if (MissingSnippets.Count != 0)
         {
             throw new MissingSnippetsException(MissingSnippets);
         }
 
-        if (MissingIncludes.Any())
+        if (MissingIncludes.Count != 0)
         {
             throw new MissingIncludesException(MissingIncludes);
         }
 
-        if (ValidationErrors.Any())
+        if (ValidationErrors.Count != 0)
         {
             throw new ContentValidationException(ValidationErrors);
         }

src/MarkdownSnippets/Reading/ReadSnippets.cs

@@ -22,7 +22,7 @@ public ReadSnippets(IReadOnlyList<Snippet> snippets, IReadOnlyList<string> files
     /// </summary>
     public virtual IEnumerator<Snippet> GetEnumerator()
     {
-        if (SnippetsInError.Any())
+        if (SnippetsInError.Count != 0)
         {
             throw new SnippetReadingException($"SnippetsInError: {string.Join(", ", SnippetsInError.Select(_ => _.Key))}");
         }