From 8b61de167bf3ce54fd2af371dfbb50cc0f627b73 Mon Sep 17 00:00:00 2001
From: Rei Shimizu <Shikugawa@gmail.com>
Date: Thu, 17 Jun 2021 13:25:25 +0900
Subject: [PATCH] fix corner case in storing span tag (#82)

---
 cpp2sky/tracing_context.h     | 4 ++--
 source/tracing_context_impl.h | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/cpp2sky/tracing_context.h b/cpp2sky/tracing_context.h
index c21d58e..7c488ba 100644
--- a/cpp2sky/tracing_context.h
+++ b/cpp2sky/tracing_context.h
@@ -88,8 +88,8 @@ class TracingSpan {
   /**
    * Get tags.
    */
-  virtual const std::vector<std::pair<std::string_view, std::string_view>>&
-  tags() const = 0;
+  virtual const std::vector<std::pair<std::string, std::string>>& tags()
+      const = 0;
 
   /**
    * Get logs.
diff --git a/source/tracing_context_impl.h b/source/tracing_context_impl.h
index 5b36490..a2f84f0 100644
--- a/source/tracing_context_impl.h
+++ b/source/tracing_context_impl.h
@@ -39,7 +39,7 @@ class TracingSpanImpl : public TracingSpan {
   bool errorStatus() const override { return is_error_; }
   bool skipAnalysis() const override { return skip_analysis_; }
   int32_t componentId() const override { return component_id_; }
-  const std::vector<std::pair<std::string_view, std::string_view>>& tags()
+  const std::vector<std::pair<std::string, std::string>>& tags()
       const override {
     return tags_;
   }
@@ -102,7 +102,7 @@ class TracingSpanImpl : public TracingSpan {
   // https://github.com/apache/skywalking/blob/master/docs/en/guides/Component-library-settings.md
   int32_t component_id_ = 9000;
   bool is_error_ = false;
-  std::vector<std::pair<std::string_view, std::string_view>> tags_;
+  std::vector<std::pair<std::string, std::string>> tags_;
   std::vector<skywalking::v3::Log> logs_;
   bool skip_analysis_ = false;
   bool finished_ = false;