CPlusPlus: Add toLink method to the Symbol

Basically move it from CppTools to CPlusPlus
to be able to use it there.

Change-Id: I0af80f93bdc029824397ceafdf940cb86c4382b0
Reviewed-by: Nikolai Kosjar <nikolai.kosjar@qt.io>

src/libs/3rdparty/cplusplus/Symbol.cpp

@@ -32,6 +32,7 @@
 
 #include "cppassert.h"
 
+#include <utils/link.h>
 
 using namespace CPlusPlus;
 
@@ -435,3 +436,19 @@ void Symbol::copy(Symbol *other)
     _isGenerated = other->_isGenerated;
     _isDeprecated = other->_isDeprecated;
 }
+
+Utils::Link Symbol::toLink() const
+{
+    const QString filename = QString::fromUtf8(fileName(), static_cast<int>(fileNameLength()));
+
+    int line = static_cast<int>(this->line());
+    int column = static_cast<int>(this->column());
+
+    if (column)
+        --column;
+
+    if (isGenerated())
+        column = 0;
+
+    return Utils::Link(filename, line, column);
+}

src/libs/3rdparty/cplusplus/Symbol.h

@@ -22,6 +22,7 @@
 
 #include "CPlusPlusForwardDeclarations.h"
 
+namespace Utils { struct Link; }
 
 namespace CPlusPlus {
 
@@ -197,6 +198,8 @@ public:
     /// Returns true if this Symbol is an Objective-C @property declaration.
     bool isObjCPropertyDeclaration() const;
 
+    Utils::Link toLink() const;
+
     virtual const Scope *asScope() const { return 0; }
     virtual const Enum *asEnum() const { return 0; }
     virtual const Function *asFunction() const { return 0; }

src/plugins/cppeditor/cppeditorwidget.cpp

@@ -682,9 +682,10 @@ void CppEditorWidget::switchDeclarationDefinition(bool inNextSplit)
     // Link to function definition/declaration
     Utils::Link symbolLink;
     if (functionDeclarationSymbol) {
-        symbolLink = linkToSymbol(
-            d->m_modelManager->symbolFinder()
-                ->findMatchingDefinition(functionDeclarationSymbol, d->m_modelManager->snapshot()));
+        Symbol *symbol = d->m_modelManager->symbolFinder()
+                ->findMatchingDefinition(functionDeclarationSymbol, d->m_modelManager->snapshot());
+        if (symbol)
+            symbolLink = symbol->toLink();
     } else if (functionDefinitionSymbol) {
         const Snapshot snapshot = d->m_modelManager->snapshot();
         LookupContext context(d->m_lastSemanticInfo.doc, snapshot);
@@ -709,7 +710,7 @@ void CppEditorWidget::switchDeclarationDefinition(bool inNextSplit)
 
         if (best.isEmpty())
             return;
-        symbolLink = linkToSymbol(best.first());
+        symbolLink = best.first()->toLink();
     }
 
     // Open Editor at link position

src/plugins/cpptools/cppeditoroutline.cpp

@@ -246,7 +246,7 @@ void CppEditorOutline::gotoSymbolInEditor()
     if (!symbol)
         return;
 
-    const Utils::Link &link = CppTools::linkToSymbol(symbol);
+    const Utils::Link &link = symbol->toLink();
     if (!link.hasValidTarget())
         return;
 

src/plugins/cpptools/cppelementevaluator.cpp

@@ -129,7 +129,7 @@ CppDeclarableElement::CppDeclarableElement(Symbol *declaration)
     }
 
     tooltip = overview.prettyType(declaration->type(), qualifiedName);
-    link = CppTools::linkToSymbol(declaration);
+    link = declaration->toLink();
     helpMark = name;
 }
 

src/plugins/cpptools/cppfollowsymbolundercursor.cpp

@@ -355,7 +355,7 @@ Link attemptFuncDeclDef(const QTextCursor &cursor, Snapshot snapshot,
     }
 
     if (target) {
-        result = CppTools::linkToSymbol(target);
+        result = target->toLink();
 
         unsigned startLine, startColumn, endLine, endColumn;
         document->translationUnit()->getTokenStartPosition(name->firstToken(), &startLine,
@@ -762,7 +762,7 @@ Link FollowSymbolUnderCursor::findLink(
 
             }
 
-            link = CppTools::linkToSymbol(def ? def : symbol);
+            link = (def ? def : symbol)->toLink();
             link.linkTextStart = beginOfToken;
             link.linkTextEnd = endOfToken;
             return link;

src/plugins/cpptools/cpptoolsreuse.cpp

@@ -230,26 +230,6 @@ const Macro *findCanonicalMacro(const QTextCursor &cursor, Document::Ptr documen
     return 0;
 }
 
-Utils::Link linkToSymbol(Symbol *symbol)
-{
-    if (!symbol)
-        return Utils::Link();
-
-    const QString filename = QString::fromUtf8(symbol->fileName(),
-                                               symbol->fileNameLength());
-
-    unsigned line = symbol->line();
-    unsigned column = symbol->column();
-
-    if (column)
-        --column;
-
-    if (symbol->isGenerated())
-        column = 0;
-
-    return Utils::Link(filename, line, column);
-}
-
 QSharedPointer<CppCodeModelSettings> codeModelSettings()
 {
     return CppTools::Internal::CppToolsPlugin::instance()->codeModelSettings();

src/plugins/cpptools/cpptoolsreuse.h

@@ -58,8 +58,6 @@ bool CPPTOOLS_EXPORT isValidFirstIdentifierChar(const QChar &ch);
 bool CPPTOOLS_EXPORT isValidIdentifierChar(const QChar &ch);
 bool CPPTOOLS_EXPORT isValidIdentifier(const QString &s);
 
-Utils::Link CPPTOOLS_EXPORT linkToSymbol(CPlusPlus::Symbol *symbol);
-
 QString CPPTOOLS_EXPORT identifierUnderCursor(QTextCursor *cursor);
 
 bool CPPTOOLS_EXPORT isOwnershipRAIIType(CPlusPlus::Symbol *symbol,

src/plugins/cpptools/cppvirtualfunctionassistprovider.cpp

@@ -173,7 +173,7 @@ private:
 
     VirtualFunctionProposalItem *itemFromFunction(Function *func) const
     {
-        const Utils::Link link = CppTools::linkToSymbol(maybeDefinitionFor(func));
+        const Utils::Link link = maybeDefinitionFor(func)->toLink();
         QString text = m_overview.prettyName(LookupContext::fullyQualifiedName(func));
         if (func->isPureVirtual())
             text += QLatin1String(" = 0");