prettyPrint -> shouldPrettyPrint

(cherry picked from commit 1c5f5d4291df7bf80806e57c75d2ec67bced8616)
Change-Id: I7a517490e7baa5cef00716f6d6cfcbcbcdde11bf

src/libexpr/print-options.hh

@@ -71,7 +71,7 @@ struct PrintOptions
     /**
      * True if pretty-printing is enabled.
      */
-    inline bool prettyPrint()
+    inline bool shouldPrettyPrint()
     {
         return prettyIndent > 0;
     }

src/libexpr/print.cc

@@ -166,14 +166,14 @@ private:
 
     void increaseIndent()
     {
-        if (options.prettyPrint()) {
+        if (options.shouldPrettyPrint()) {
             indent.append(options.prettyIndent, ' ');
         }
     }
 
     void decreaseIndent()
     {
-        if (options.prettyPrint()) {
+        if (options.shouldPrettyPrint()) {
             assert(indent.size() >= options.prettyIndent);
             indent.resize(indent.size() - options.prettyIndent);
         }
@@ -277,7 +277,7 @@ private:
 
     bool shouldPrettyPrintAttrs(AttrVec & v)
     {
-        if (!options.prettyPrint() || v.empty()) {
+        if (!options.shouldPrettyPrint() || v.empty()) {
             return false;
         }
 
@@ -354,7 +354,7 @@ private:
 
     bool shouldPrettyPrintList(std::span<Value * const> list)
     {
-        if (!options.prettyPrint() || list.empty()) {
+        if (!options.shouldPrettyPrint() || list.empty()) {
             return false;
         }