LSP rename

Author: Marenz

libsolidity/CMakeLists.txt

@@ -159,6 +159,8 @@ set(sources
 	lsp/FileRepository.h
 	lsp/GotoDefinition.cpp
 	lsp/GotoDefinition.h
+	lsp/RenameSymbol.cpp
+	lsp/RenameSymbol.h
 	lsp/HandlerBase.cpp
 	lsp/HandlerBase.h
 	lsp/LanguageServer.cpp

libsolidity/lsp/FileRepository.h

@@ -44,7 +44,6 @@ class FileRepository
 	/// Changes the source identified by the LSP client path _uri to _text.
 	void setSourceByUri(std::string const& _uri, std::string _text);
 
-	void addOrUpdateFile(boost::filesystem::path const& _path, frontend::SourceCode _source);
 	void setSourceUnits(StringMap _sources);
 	frontend::ReadCallback::Result readFile(std::string const& _kind, std::string const& _sourceUnitName);
 	frontend::ReadCallback::Callback reader()

libsolidity/lsp/HandlerBase.h

@@ -45,8 +45,8 @@ class HandlerBase
 	/// from the JSON-RPC parameters.
 	std::pair<std::string, langutil::LineColumn> extractSourceUnitNameAndLineColumn(Json::Value const& _params) const;
 
-	langutil::CharStreamProvider const& charStreamProvider() const noexcept { return m_server.charStreamProvider(); }
-	FileRepository const& fileRepository() const noexcept { return m_server.fileRepository(); }
+	langutil::CharStreamProvider const& charStreamProvider() const noexcept { return m_server.compilerStack(); }
+	FileRepository& fileRepository() const noexcept { return m_server.fileRepository(); }
 	Transport& client() const noexcept { return m_server.client(); }
 
 protected:

libsolidity/lsp/LanguageServer.cpp

@@ -26,6 +26,7 @@
 
 // LSP feature implementations
 #include <libsolidity/lsp/GotoDefinition.h>
+#include <libsolidity/lsp/RenameSymbol.h>
 #include <libsolidity/lsp/SemanticTokensBuilder.h>
 
 #include <liblangutil/SourceReferenceExtractor.h>
@@ -124,6 +125,7 @@ LanguageServer::LanguageServer(Transport& _transport):
 		{"textDocument/didOpen", bind(&LanguageServer::handleTextDocumentDidOpen, this, _2)},
 		{"textDocument/didChange", bind(&LanguageServer::handleTextDocumentDidChange, this, _2)},
 		{"textDocument/didClose", bind(&LanguageServer::handleTextDocumentDidClose, this, _2)},
+		{"textDocument/rename", RenameSymbol(*this) },
 		{"textDocument/implementation", GotoDefinition(*this) },
 		{"textDocument/semanticTokens/full", bind(&LanguageServer::semanticTokensFull, this, _1, _2)},
 		{"workspace/didChangeConfiguration", bind(&LanguageServer::handleWorkspaceDidChangeConfiguration, this, _2)},
@@ -314,6 +316,8 @@ void LanguageServer::handleInitialize(MessageID _id, Json::Value const& _args)
 	replyArgs["capabilities"]["semanticTokensProvider"]["legend"] = semanticTokensLegend();
 	replyArgs["capabilities"]["semanticTokensProvider"]["range"] = false;
 	replyArgs["capabilities"]["semanticTokensProvider"]["full"] = true; // XOR requests.full.delta = true
+	replyArgs["capabilities"]["renameProvider"] = true;
+
 
 	m_client.reply(_id, move(replyArgs));
 }
@@ -432,6 +436,7 @@ void LanguageServer::handleTextDocumentDidClose(Json::Value const& _args)
 	compileAndUpdateDiagnostics();
 }
 
+
 ASTNode const* LanguageServer::astNodeAtSourceLocation(std::string const& _sourceUnitName, LineColumn const& _filePos)
 {
 	if (m_compilerStack.state() < CompilerStack::AnalysisPerformed)

libsolidity/lsp/LanguageServer.h

@@ -33,6 +33,7 @@
 namespace solidity::lsp
 {
 
+class RenameSymbol;
 enum class ErrorCode;
 
 /**
@@ -60,7 +61,7 @@ class LanguageServer
 	FileRepository& fileRepository() noexcept { return m_fileRepository; }
 	Transport& client() noexcept { return m_client; }
 	frontend::ASTNode const* astNodeAtSourceLocation(std::string const& _sourceUnitName, langutil::LineColumn const& _filePos);
-	langutil::CharStreamProvider const& charStreamProvider() const noexcept { return m_compilerStack; }
+	frontend::CompilerStack const& compilerStack() const noexcept { return m_compilerStack; }
 
 private:
 	/// Checks if the server is initialized (to be used by messages that need it to be initialized).
@@ -72,6 +73,7 @@ class LanguageServer
 	void handleTextDocumentDidOpen(Json::Value const& _args);
 	void handleTextDocumentDidChange(Json::Value const& _args);
 	void handleTextDocumentDidClose(Json::Value const& _args);
+	void handleRename(Json::Value const& _args);
 	void handleGotoDefinition(MessageID _id, Json::Value const& _args);
 	void semanticTokensFull(MessageID _id, Json::Value const& _args);