changed directory structure

Packages/com.jovian.inspector-tools/Editor/Attributes/CharactersRangeAttribute.cs

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+using UnityEngine;
+
+namespace Jovian.InspectorTools
+{
+	/// <summary>
+	/// Validate a string field to only allow or disallow a set of pre-defined
+	/// characters on typing.
+	/// </summary>
+	public class CharactersRangeAttribute : PropertyAttribute
+	{
+		public readonly string Characters;
+		public readonly CharacterRangeMode Mode;
+		public readonly bool IgnoreCase;
+
+		public CharactersRangeAttribute(string characters, CharacterRangeMode mode = CharacterRangeMode.Allow,
+			bool ignoreCase = true)
+		{
+			Characters = characters;
+			Mode = mode;
+			IgnoreCase = ignoreCase;
+		}
+	}
+
+	public enum CharacterRangeMode
+	{
+		/// <summary>
+		/// Only characters in range will be allowed
+		/// </summary>
+		Allow,
+		/// <summary>
+		/// Characters in range will be removed from the string
+		/// </summary>
+		Disallow,
+		/// <summary>
+		/// Highlight the field if any of the specified characters were fould
+		/// </summary>
+		WarningIfAny,
+		/// <summary>
+		/// Highlight the field if some characters in string are not the characters from specified range
+		/// </summary>
+		WarningIfNotMatch
+	}
+}
+
+#if UNITY_EDITOR
+namespace Jovian.InspectorTools.Internal
+{
+	using UnityEditor;
+	using EditorTools;
+	using System.Linq;
+
+	[CustomPropertyDrawer(typeof(CharactersRangeAttribute))]
+	public class CharacterRangeAttributeDrawer : PropertyDrawer
+	{
+		public override void OnGUI(Rect position, SerializedProperty property, GUIContent label)
+		{
+			if (property.propertyType != SerializedPropertyType.String)
+			{
+				MyGUI.DrawColouredRect(position, MyGUI.Colors.Red);
+				EditorGUI.LabelField(position, new GUIContent("", "[CharacterRangeAttribute] used with non-string property"));
+			}
+			else
+			{
+				var charactersRange = (CharactersRangeAttribute)attribute;
+				var mode = charactersRange.Mode;
+				var ignoreCase = charactersRange.IgnoreCase;
+				var filter = charactersRange.Characters;
+				var allow = mode == CharacterRangeMode.Allow || mode == CharacterRangeMode.WarningIfNotMatch;
+				var warning = mode == CharacterRangeMode.WarningIfAny || mode == CharacterRangeMode.WarningIfNotMatch;
+
+				if (ignoreCase) filter = filter.ToUpper();
+				var filteredCharacters = property.stringValue.Distinct()
+					.Where(c =>
+					{
+						if (ignoreCase) c = char.ToUpper(c);
+						return filter.Contains(c) ^ allow;
+					});
+				bool ifMatch = mode == CharacterRangeMode.WarningIfAny;
+				bool ifNotMatch = mode == CharacterRangeMode.WarningIfNotMatch;
+				bool anyFiltered = filteredCharacters.Any();
+				bool warn = (ifMatch && anyFiltered || ifNotMatch && anyFiltered);
+				var originalPosition = position;
+
+				DrawWarning();
+				position.width -= 20;
+
+				property.stringValue = EditorGUI.TextField(position, label, property.stringValue);
+				DrawTooltip();
+
+				if (!warning)
+				{
+					property.stringValue = filteredCharacters.Aggregate(
+						property.stringValue,
+						(p, c) => p.Replace(c.ToString(), ""));
+				}
+
+				if (warn)
+				{
+					GUILayoutUtility.GetRect(GUIContent.none, EditorStyles.objectField);
+					position = originalPosition;
+					position.y += EditorGUIUtility.singleLineHeight;
+					DrawWarning();
+					position.x += EditorGUIUtility.labelWidth;
+					var warningContent = new GUIContent("Containing disallowed characters!");
+					EditorGUI.LabelField(position, warningContent, EditorStyles.miniBoldLabel);
+				}
+
+				property.serializedObject.ApplyModifiedProperties();
+
+
+				void DrawWarning()
+				{
+					if (!warning) return;
+					if (property.stringValue.Length == 0) warn = false;
+					MyGUI.DrawColouredRect(position, warn ? MyGUI.Colors.Yellow : Color.clear);
+				}
+
+				void DrawTooltip()
+				{
+					string tooltip = "Characters range ";
+					if (mode == CharacterRangeMode.Allow || mode == CharacterRangeMode.WarningIfNotMatch) tooltip += "is allowed:";
+					else tooltip += "not allowed:";
+					tooltip += $"\n[{filter}]";
+
+					position.x += position.width + 2;
+					position.width = 18;
+					var tooltipContent = new GUIContent(MyGUI.EditorIcons.Help);
+					tooltipContent.tooltip = tooltip;
+					EditorGUI.LabelField(position, tooltipContent, EditorStyles.label);
+				}
+			}
+		}
+	}
+}
+#endif