data: saving file contents to sqlite db

src/lib/data/access/StorageAccess.h

@@ -13,6 +13,7 @@
 
 struct FileInfo;
 class Graph;
+class TextAccess;
 class TokenLocation;
 class TokenLocationCollection;
 class TokenLocationFile;
@@ -51,6 +52,8 @@ public:
 
 	virtual TokenLocationCollection getErrorTokenLocations(std::vector<std::string>* errorMessages) const = 0;
 	virtual std::shared_ptr<TokenLocationFile> getTokenLocationOfParentScope(const TokenLocation* child) const = 0;
+
+	virtual std::shared_ptr<TextAccess> getFileContent(const FilePath& filePath) const = 0;
 };
 
 #endif // STORAGE_ACCESS_H

src/lib/data/access/StorageAccessProxy.cpp

@@ -224,3 +224,13 @@ std::shared_ptr<TokenLocationFile> StorageAccessProxy::getTokenLocationOfParentS
 
 	return std::make_shared<TokenLocationFile>("");
 }
+
+std::shared_ptr<TextAccess> StorageAccessProxy::getFileContent(const FilePath& filePath) const
+{
+	if (hasSubject())
+	{
+		return m_subject->getFileContent(filePath);
+	}
+
+	return nullptr;
+}

src/lib/data/access/StorageAccessProxy.h

@@ -42,9 +42,10 @@ public:
 	) const;
 
 	virtual TokenLocationCollection getErrorTokenLocations(std::vector<std::string>* errorMessages) const;
-
 	virtual std::shared_ptr<TokenLocationFile> getTokenLocationOfParentScope(const TokenLocation* child) const;
 
+	virtual std::shared_ptr<TextAccess> getFileContent(const FilePath& filePath) const;
+
 private:
 	StorageAccess* m_subject;
 };