[C#] support lambdas in base class primary constructor calls (#4106)

C#/C#.sublime-syntax

@@ -442,11 +442,19 @@ contexts:
     - match: (?=\S)
       push: [method_param, method_param_type]
 
-  delegate_end:
+  terminator:
     - match: \s*(;)
       captures:
         1: punctuation.terminator.statement.cs
       pop: true
+
+  maybe_terminator:
+    - include: terminator
+    - match: (?=\S)
+      pop: true
+
+  delegate_end:
+    - include: terminator
     - match: \s*(?=\S)
       scope: invalid.illegal.expected.colon
       pop: true
@@ -546,6 +554,9 @@ contexts:
     - include: type_constraint_common
     - match: '{{name}}'
       scope: entity.other.inherited-class.cs
+      push:
+        - maybe_terminator
+        - maybe_constructor_parameters
     - include: type
 
   type_constraint_common:
@@ -787,6 +798,8 @@ contexts:
 
   method_param_type:
     - include: attribute
+    - include: lambdas
+
     - match: (?=[^\s\[])
       set:
       - match: '\s*\b(out|ref|this|params|in)\s+'

C#/tests/syntax_test_C#8.cs

@@ -314,3 +314,27 @@ public static string RockPaperScissors(string first, string second)
 ///                                            ^ punctuation.section.group.end
 ///                                             ^ punctuation.terminator.statement
     }
+
+using AutoFixture;
+using AutoFixture.Xunit2;
+
+namespace CommonTests.Attributes;
+
+[AttributeUsage(AttributeTargets.Method)]
+public class CustomAutoDataAttribute() : AutoDataAttribute(
+    () =>
+///^^^^^^ meta.class.constructor.parameters.cs
+/// ^^^^^ meta.function.anonymous.cs meta.group.cs
+/// ^ punctuation.section.group.begin.cs
+///  ^ meta.group.cs punctuation.section.group.end.cs
+///    ^^ keyword.declaration.function.arrow.cs
+    {
+        var fixture = new Fixture();
+        fixture.Customizations.Add(new DateOnlySpecimenBuilder());
+        return fixture;
+    });
+///^^^ meta.class.constructor.parameters.cs
+/// ^ punctuation.section.block.end.cs
+///  ^ punctuation.section.parameters.end.cs
+///   ^ meta.class.cs punctuation.terminator.statement.cs
+