formatter: handle multi-quoted expressions

test/common/formatter/corpus/lists.test.gc

@@ -100,4 +100,44 @@ Retain quoted empty lists
 
 ---
 
-(or (= '() lst))
+(or (= '() lst))
+
+===
+Quasi-quoted unquoted List
+===
+
+`,(something here)
+
+---
+
+`,(something here)
+
+===
+Empty Quoted List
+===
+
+'()
+
+---
+
+'()
+
+===
+Non-empty Quoted List
+===
+
+'(1 2 3)
+
+---
+
+'(1 2 3)
+
+===
+Non-empty Quoted List with quoted symbols inside
+===
+
+'('3)
+
+---
+
+'('3)

test/common/formatter/corpus/symbols.test.gc

@@ -36,4 +36,14 @@ vector-rad<-vector-deg/2!
 
 ---
 
-vector-rad<-vector-deg/2!
+vector-rad<-vector-deg/2!
+
+===
+Double Quoted Symbols
+===
+
+''something
+
+---
+
+''something