Added ScriptingSymbols class and added it to Weaver Settings

This allows you to only run Weaver when a set of symbols is defined.

Assembly-CSharp-Editor.csproj

@@ -52,13 +52,18 @@
   </ItemGroup>
   <ItemGroup>
      <Compile Include="Assets\Editor\CaptureGroups\CaptureGroup.cs" />
+     <Compile Include="Assets\Weaver\Editor\Analytics\AnalyticConstants.cs" />
+     <Compile Include="Assets\Weaver\Editor\Analytics\AnalyticState.cs" />
+     <Compile Include="Assets\Weaver\Editor\Analytics\WeaverAnalytics.cs" />
      <Compile Include="Assets\Weaver\Editor\AssemblyPosprocessor.cs" />
      <Compile Include="Assets\Weaver\Editor\AssemblyUtility.cs" />
      <Compile Include="Assets\Weaver\Editor\Inspectors\ComponentControllerEditor.cs" />
+     <Compile Include="Assets\Weaver\Editor\Inspectors\ScriptingSymbolsDrawer.cs" />
      <Compile Include="Assets\Weaver\Editor\Inspectors\WeavedAssemblyDrawer.cs" />
      <Compile Include="Assets\Weaver\Editor\Inspectors\WeaverSettingsEditor.cs" />
      <Compile Include="Assets\Weaver\Editor\Resolver\WeaverAssemblyResolver.cs" />
      <Compile Include="Assets\Weaver\Editor\Settings\ComponentController.cs" />
+     <Compile Include="Assets\Weaver\Editor\Settings\ScriptingSymbols.cs" />
      <Compile Include="Assets\Weaver\Editor\Settings\SerializedWeaver.cs" />
      <Compile Include="Assets\Weaver\Editor\Settings\WeavedAssembly.cs" />
      <Compile Include="Assets\Weaver\Editor\Settings\WeaverSettings.cs" />

Assets/Weaver/Editor/Inspectors/ScriptingSymbolsDrawer.cs

@@ -0,0 +1,80 @@
+using UnityEditor;
+using UnityEngine;
+
+namespace Weaver
+{
+    [CustomPropertyDrawer(typeof(ScriptingSymbols))]
+    public class ScriptingSymbolsEditor : PropertyDrawer
+    {
+        public override float GetPropertyHeight(SerializedProperty property, GUIContent label)
+        {
+            return EditorGUIUtility.singleLineHeight * 2f;
+        }
+
+        public override void OnGUI(Rect position, SerializedProperty property, GUIContent label)
+        {
+            position.height = EditorGUIUtility.singleLineHeight;
+
+            GUI.Label(position, label);
+
+            position.y += EditorGUIUtility.singleLineHeight;
+
+            // Get the value field
+            property = property.FindPropertyRelative("value");
+
+            EditorGUI.BeginChangeCheck();
+            {
+                EditorGUI.DelayedTextField(position, property, GUIContent.none);
+            }
+            if (EditorGUI.EndChangeCheck())
+            {
+                // Filter out input
+                string value = property.stringValue;
+                if (!string.IsNullOrEmpty(value))
+                {
+                    char[] result = new char[value.Length];
+                    int length = 0;
+                    for (int i = 0; i < value.Length; i++)
+                    {
+                        char letter = value[i];
+
+                        if ((letter >= 'a' && letter <= 'z') ||
+                            (letter >= 'A' && letter <= 'Z'))
+                        {
+                            result[length] = letter;
+                            length++;
+                            continue;
+                        }
+
+                        if (letter == '!' && (i == 0 || value[i - 1] == ';'))
+                        {
+                            result[length] = letter;
+                            length++;
+                        }
+
+                        switch (letter)
+                        {
+                            case '_':
+                                result[length] = letter;
+                                length++;
+                                break;
+                            case ';':
+                                // Don't allow double semi colons.
+                                if (length > 0 && result[length - 1] != ';')
+                                {
+                                    result[length] = letter;
+                                    length++;
+                                }
+                                break;
+                            case ' ':
+                                result[length] = ';';
+                                length++;
+                                break;
+                        }
+                    }
+                    property.stringValue = new string(result, 0, length);
+                }
+            }
+        }
+    }
+}