Fix some corner cases in c-family indentation

rc/filetype/c-family.kak

@@ -126,8 +126,8 @@ define-command -hidden c-family-indent-on-closing-curly-brace %[
         # check if alone on the line and select to opening curly brace
         execute-keys <a-h><a-:><a-k>^\h+\}$<ret>hm
         try %[
-            # in case open curly brace follows a closing paren, extend to opening paren
-            execute-keys -draft <a-f>) <a-k> \A\)\h+\{\z <ret>
+            # in case open curly brace follows a closing paren possibly with qualifiers, extend to opening paren
+            execute-keys -draft <a-f>) <a-k> \A\)(\h+\w+)*\h*\{\z <ret>
             execute-keys <a-F>)M
         ]
         # align to selection start
@@ -137,7 +137,10 @@ define-command -hidden c-family-indent-on-closing-curly-brace %[
 
 define-command -hidden c-family-insert-on-closing-curly-brace %[
     # add a semicolon after a closing brace if part of a class, union or struct definition
-    try %[ execute-keys -itersel -draft hmxBx <a-K>\A[^\n]+\)\h*(\{|$)<ret> <a-k>\A\h*(class|struct|union|enum)<ret> '<a-;>;i;<esc>' ]
+    evaluate-commands -itersel -draft -verbatim try %[
+        execute-keys -draft hmh <a-?>\b(class|struct|union|enum)\b<ret> <a-K>\{<ret> <a-K>\)(\s+\w+)*\s*\z<ret>
+        execute-keys -draft ';i;<esc>'
+    ]
 ]
 
 define-command -hidden c-family-insert-on-newline %[ evaluate-commands -itersel -draft %[

test/indent/c-family/close-block/in

@@ -1,6 +1,14 @@
-struct A
+template<typename T> struct A : B
 {
-    int i%(;)
+    struct C
+    {
+        void foo() {
+            bar()%(;)
+    }%(;)
+
+struct D {
+    void baz() %({)
+    int qux%(;)
 
 if (true) {
     if (true) {

test/indent/c-family/close-block/out

@@ -1,6 +1,17 @@
-struct A
+template<typename T> struct A : B
 {
-    int i;
+    struct C
+    {
+        void foo() {
+            bar();
+        }
+    };
+};
+
+struct D {
+    void baz() {
+    }
+    int qux;
 };
 
 if (true) {

test/indent/c-family/close-function-with-struct-param/in

@@ -6,3 +6,13 @@ void f(int i,
 void g(int i,
        struct S s) {
 %( )
+
+struct T {
+    void h(int i,
+           struct S s) const {
+    %( )
+
+    void i(int i,
+           struct S s) const final {
+    %( )
+};

test/indent/c-family/close-function-with-struct-param/out

@@ -8,3 +8,15 @@ void g(int i,
        struct S s) {
 
 }
+
+struct T {
+    void h(int i,
+           struct S s) const {
+
+    }
+
+    void i(int i,
+           struct S s) const final {
+
+    }
+};