CppEditor: Simplify

bugprone-branch-clone
readability-simplify-boolean-expr

Change-Id: Id30a155e224370713d23b4b534fb82f5e630f36c
Reviewed-by: Christian Stenger <christian.stenger@qt.io>

src/plugins/cmakeprojectmanager/cmakeautocompleter.cpp

@@ -45,10 +45,7 @@ bool CMakeAutoCompleter::isInComment(const QTextCursor &cursor) const
     // NOTE: This doesn't handle '#' inside quotes, nor multi-line comments
     QTextCursor moved = cursor;
     moved.movePosition(QTextCursor::StartOfLine, QTextCursor::KeepAnchor);
-    if (moved.selectedText().contains(QLatin1Char('#')))
-        return true;
-    else
-        return false;
+    return moved.selectedText().contains(QLatin1Char('#'));
 }
 
 bool CMakeAutoCompleter::isInString(const QTextCursor &cursor) const

src/plugins/cppeditor/cppdocumentationcommenthelper.cpp

@@ -88,10 +88,7 @@ bool isPreviousLineCppStyleComment(const QTextCursor &cursor)
         return false;
 
     const QString text = actual.text().trimmed();
-    if (text.startsWith(QLatin1String("///")) || text.startsWith(QLatin1String("//!")))
-        return true;
-
-    return false;
+    return text.startsWith(QLatin1String("///")) || text.startsWith(QLatin1String("//!"));
 }
 
 /// Check if next line is a CppStyle Doxygen Comment
@@ -106,10 +103,7 @@ bool isNextLineCppStyleComment(const QTextCursor &cursor)
         return false;
 
     const QString text = actual.text().trimmed();
-    if (text.startsWith(QLatin1String("///")) || text.startsWith(QLatin1String("//!")))
-        return true;
-
-    return false;
+    return text.startsWith(QLatin1String("///")) || text.startsWith(QLatin1String("//!"));
 }
 
 bool isCppStyleContinuation(const QTextCursor& cursor)

src/plugins/cppeditor/cppfunctiondecldeflink.cpp

@@ -442,9 +442,7 @@ static bool canReplaceSpecifier(TranslationUnit *translationUnit, SpecifierAST *
             return false;
         }
     }
-    if (specifier->asAttributeSpecifier())
-        return false;
-    return true;
+    return !specifier->asAttributeSpecifier();
 }
 
 static SpecifierAST *findFirstReplaceableSpecifier(TranslationUnit *translationUnit, SpecifierListAST *list)

src/plugins/cppeditor/cppquickfixes.cpp

@@ -581,21 +581,11 @@ static bool checkDeclarationForSplit(SimpleDeclarationAST *declaration)
 
     for (SpecifierListAST *it = declaration->decl_specifier_list; it; it = it->next) {
         SpecifierAST *specifier = it->value;
-
-        if (specifier->asEnumSpecifier() != nullptr)
-            return false;
-
-        else if (specifier->asClassSpecifier() != nullptr)
+        if (specifier->asEnumSpecifier() || specifier->asClassSpecifier())
             return false;
     }
 
-    if (!declaration->declarator_list)
-        return false;
-
-    else if (!declaration->declarator_list->next)
-        return false;
-
-    return true;
+    return declaration->declarator_list && declaration->declarator_list->next;
 }
 
 namespace {
@@ -3502,9 +3492,7 @@ public:
 
     bool preVisit(AST *) override
     {
-        if (m_done)
-            return false;
-        return true;
+        return !m_done;
     }
 
     void statement(StatementAST *stmt)