Add more configuration

Author: Genbox

Src/FastData/Config/DataConfig.cs

@@ -2,6 +2,15 @@
 
 public abstract class DataConfig
 {
+    /// <summary>Configuration controlling which structures are available and their limits.</summary>
+    public StructureConfig StructureConfig { get; set; } = StructureConfig.Default;
+
+    /// <summary>Configuration controlling early-exit behavior.</summary>
+    public EarlyExitConfig EarlyExitConfig { get; set; } = EarlyExitConfig.Default;
+
+    /// <summary>Enable approximate matching using a Bloom filter.</summary>
+    public bool AllowApproximateMatching { get; set; }
+
     /// <summary>The type of structure to create. Defaults to Auto.</summary>
     public Type? StructureTypeOverride { get; set; }
 

Src/FastData/Config/EarlyExitConfig.cs

@@ -30,6 +30,7 @@ public static EarlyExitConfig Default
         }
     }
 
+    public bool Disabled { get; set; }
     public uint MinItemCount { get; set; }
 
     public void DisableEarlyExit(Type earlyExitType) => _disabled.Add(earlyExitType);

Src/FastData/FastDataGenerator.cs

@@ -111,9 +111,9 @@ private static string GenerateStringInternal<TValue>(ReadOnlyMemory<string> keys
         if (cfg.StructureTypeOverride != null)
             structureType = cfg.StructureTypeOverride;
         else
-            structureType = StringStructures.GetBest(keys, !values.IsEmpty, props.LengthData.LengthMap.Min, props.LengthData.LengthMap.Max, false, props.LengthData.Unique, StructureConfig.Default, x => EnsureHashData(x.Span));
+            structureType = StringStructures.GetBest(keys, !values.IsEmpty, props.LengthData.LengthMap.Min, props.LengthData.LengthMap.Max, cfg.AllowApproximateMatching, props.LengthData.Unique, cfg.StructureConfig, x => EnsureHashData(x.Span));
 
-        IEarlyExit[] earlyExits = StringEarlyExits.GetCandidates(structureType, props, cfg, generator.Encoding, EarlyExitConfig.Default).ToArray();
+        IEarlyExit[] earlyExits = StringEarlyExits.GetCandidates(structureType, props, cfg.IgnoreCase, generator.Encoding, cfg.EarlyExitConfig).ToArray();
 
         LogStructureType(logger, structureType.Name);
 
@@ -143,6 +143,7 @@ HashData EnsureHashData(ReadOnlySpan<string> keySpan)
 
             (HashData hashData, StringHashInfo _) = GetStringHash(keySpan);
             cacheHashData = hashData;
+
             // cacheHashInfo = ...; //TODO: Disabled temporarily until i can look at the compiler again
             return hashData;
         }
@@ -245,12 +246,12 @@ private static string GenerateNumericInternal<TKey, TValue>(ReadOnlyMemory<TKey>
                 cacheHashData = GetNumericHash(keys.Span);
         }
         else
-            structureType = NumericStructures<TKey>.GetBest(keys, !values.IsEmpty, props.Density, props.IsConsecutive, false, StructureConfig.Default, x =>
+            structureType = NumericStructures<TKey>.GetBest(keys, !values.IsEmpty, props.Density, props.IsConsecutive, cfg.AllowApproximateMatching, cfg.StructureConfig, x =>
             {
                 return cacheHashData = GetNumericHash(x.Span);
             });
 
-        IEarlyExit[] earlyExits = NumericEarlyExits<TKey>.GetCandidates(type, props.MinKeyValue, props.MaxKeyValue, props.Range, props.BitMask, (uint)keys.Length, EarlyExitConfig.Default).ToArray();
+        IEarlyExit[] earlyExits = NumericEarlyExits<TKey>.GetCandidates(type, props.MinKeyValue, props.MaxKeyValue, props.Range, props.BitMask, (uint)keys.Length, cfg.EarlyExitConfig).ToArray();
 
         LogStructureType(logger, structureType.Name);
 
@@ -299,4 +300,4 @@ private static IStructure<TKey, TValue, IContext> NumericStructureFactory<TKey,
 
         throw new InvalidOperationException($"Unsupported DataStructure {type}");
     }
-}
+}

Src/FastData/Internal/NumericEarlyExits.cs

@@ -10,6 +10,9 @@ internal static class NumericEarlyExits<TKey>
 {
     internal static IEnumerable<IEarlyExit> GetCandidates(Type structureType, TKey min, TKey max, ulong range, ulong bitMask, uint itemCount, EarlyExitConfig config)
     {
+        if (config.Disabled)
+            yield break;
+
         if (!config.IsEnabledForStructure(structureType))
             yield break;
 

Src/FastData/Internal/StringEarlyExits.cs

@@ -10,8 +10,11 @@ namespace Genbox.FastData.Internal;
 
 internal static class StringEarlyExits
 {
-    internal static IEnumerable<IEarlyExit> GetCandidates(Type structureType, StringKeyProperties props, StringDataConfig cfg, GeneratorEncoding enc, EarlyExitConfig config)
+    internal static IEnumerable<IEarlyExit> GetCandidates(Type structureType, StringKeyProperties props, bool ignoreCase, GeneratorEncoding enc, EarlyExitConfig config)
     {
+        if (config.Disabled)
+            yield break;
+
         if (!config.IsEnabledForStructure(structureType))
             yield break;
 
@@ -38,7 +41,7 @@ internal static IEnumerable<IEarlyExit> GetCandidates(Type structureType, String
             yield break;
         }
 
-        if (ShouldApplyCharMap(props.LengthData.LengthMap.Min, props.CharacterData.AllAscii, enc, cfg.IgnoreCase))
+        if (ShouldApplyCharMap(props.LengthData.LengthMap.Min, props.CharacterData.AllAscii, enc, ignoreCase))
         {
             AsciiMap firstMap = props.CharacterData.FirstCharMap;
             if (config.IsEarlyExitEnabled(typeof(CharEqualsEarlyExit)) && firstMap.BitCount == 1)