redis++ binaries for mac

ext/redis-plus-plus-1.1.1/src/sw/redis++/shards.cpp

@@ -0,0 +1,50 @@
+/**************************************************************************
+   Copyright (c) 2017 sewenew
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+ *************************************************************************/
+
+#include "shards.h"
+
+namespace sw {
+
+namespace redis {
+
+RedirectionError::RedirectionError(const std::string &msg): ReplyError(msg) {
+    std::tie(_slot, _node) = _parse_error(msg);
+}
+
+std::pair<Slot, Node> RedirectionError::_parse_error(const std::string &msg) const {
+    // "slot ip:port"
+    auto space_pos = msg.find(" ");
+    auto colon_pos = msg.find(":");
+    if (space_pos == std::string::npos
+            || colon_pos == std::string::npos
+            || colon_pos < space_pos) {
+        throw ProtoError("Invalid ASK error message: " + msg);
+    }
+
+    try {
+        auto slot = std::stoull(msg.substr(0, space_pos));
+        auto host = msg.substr(space_pos + 1, colon_pos - space_pos - 1);
+        auto port = std::stoi(msg.substr(colon_pos + 1));
+
+        return {slot, {host, port}};
+    } catch (const std::exception &e) {
+        throw ProtoError("Invalid ASK error message: " + msg);
+    }
+}
+
+}
+
+}