Added Sys::getProcessID. Minor fixes.

ecode: LSP Client WIP. Some keybinding refactor.

src/tools/ecode/plugins/lsp/lspdocumentclient.cpp

@@ -0,0 +1,56 @@
+#include "lspdocumentclient.hpp"
+#include "lspclientserver.hpp"
+#include <eepp/system/filesystem.hpp>
+#include <eepp/system/iostreamstring.hpp>
+
+using namespace EE::System;
+
+namespace ecode {
+
+LSPDocumentClient::LSPDocumentClient( LSPClientServer* server, TextDocument* doc ) :
+	mServer( server ), mDoc( doc ) {
+	notifyOpen();
+	mServer->documentSymbols(
+		mDoc->getURI(),
+		[&]( const json& ) {
+
+		},
+		[&]( const json& ) {
+
+		} );
+}
+
+void LSPDocumentClient::onDocumentTextChanged() {}
+
+void LSPDocumentClient::onDocumentUndoRedo( const TextDocument::UndoRedo& /*eventType*/ ) {}
+
+void LSPDocumentClient::onDocumentCursorChange( const TextPosition& ) {}
+
+void LSPDocumentClient::onDocumentSelectionChange( const TextRange& ) {}
+
+void LSPDocumentClient::onDocumentLineCountChange( const size_t& /*lastCount*/,
+												   const size_t& /*newCount*/ ) {}
+
+void LSPDocumentClient::onDocumentLineChanged( const Int64& /*lineIndex*/ ) {}
+
+void LSPDocumentClient::onDocumentSaved( TextDocument* ) {}
+
+void LSPDocumentClient::onDocumentClosed( TextDocument* ) {}
+
+void LSPDocumentClient::onDocumentDirtyOnFileSystem( TextDocument* ) {}
+
+void LSPDocumentClient::onDocumentMoved( TextDocument* ) {}
+
+void LSPDocumentClient::notifyOpen() {
+	if ( mDoc->isDirty() ) {
+		IOStreamString text;
+		mDoc->save( text, true );
+		mServer->didOpen( mDoc->getURI(), text.getStream(), mVersion );
+	} else {
+		std::string text;
+		FileSystem::fileGet( mDoc->getFilePath(), text );
+		mServer->didOpen( mDoc->getURI(), text, mVersion );
+	}
+}
+
+} // namespace ecode