Add test for basic custom struct

.clang-format

@@ -1,5 +1,5 @@
 Language:        Cpp
-AccessModifierOffset: -4
+AccessModifierOffset: -8
 AlignAfterOpenBracket: Align
 AlignArrayOfStructures: Left
 AlignConsecutiveMacros: None
@@ -56,8 +56,8 @@ BreakStringLiterals: true
 ColumnLimit: 99
 QualifierAlignment: Left
 CompactNamespaces: false
-ConstructorInitializerIndentWidth: 4
-ContinuationIndentWidth: 4
+ConstructorInitializerIndentWidth: 8
+ContinuationIndentWidth: 8
 Cpp11BracedListStyle: true
 DeriveLineEnding: true
 DerivePointerAlignment: false
@@ -79,7 +79,7 @@ IndentGotoLabels: false
 IndentPPDirectives: None
 IndentExternBlock: AfterExternBlock
 IndentRequires:  false
-IndentWidth: 4
+IndentWidth: 8
 IndentWrappedFunctionNames: false
 InsertTrailingCommas: Wrapped
 InsertBraces: true
@@ -141,7 +141,7 @@ SpacesInSquareBrackets: false
 SpaceBeforeSquareBrackets: false
 BitFieldColonSpacing: Both
 Standard:        Cpp11
-TabWidth:        4
+TabWidth:        8
 UseCRLF:         false
 UseTab:          Always
 

tests/ok/custom-struct.ac

@@ -0,0 +1,16 @@
+struct {
+
+struct And<P, Q>(p: P, q: Q) {
+	left = Fn<>() -> P {
+		return p;
+	};
+	right = Fn<>() -> Q {
+		return q;
+	};
+};
+
+AndLeft = Fn<P, Q>(h: And<P, Q>) -> P {
+	return h.p;
+};
+
+} main;