fix: correctly handle empty weak_typed_id (#13)

pnck · pnck · commit 33f26ee1fe8d · 2024-08-24T22:30:21.000+08:00
diff --git a/src/meta_process.hpp b/src/meta_process.hpp
@@ -65,7 +65,9 @@ namespace fb2k_ncm
                 if (json.is_number_integer()) {
                     n_ = json.get<uint64_t>();
                 } else if (json.is_string()) {
-                    n_ = std::stoull(json.get<std::string>());
+                    if (auto &&s = json.get<std::string>(); !s.empty()) {
+                        n_ = std::stoull(s);
+                    }
                 }
             }
             explicit weak_typed_id(const std::string &s) : n_(0) {

Original file line number	Diff line number	Diff line change
`@@ -65,7 +65,9 @@ namespace fb2k_ncm`
`65`	`65`	`if (json.is_number_integer()) {`
`66`	`66`	`n_ = json.get<uint64_t>();`
`67`	`67`	`} else if (json.is_string()) {`
`68`		`- n_ = std::stoull(json.get<std::string>());`
	`68`	`+ if (auto &&s = json.get<std::string>(); !s.empty()) {`
	`69`	`+ n_ = std::stoull(s);`
	`70`	`+ }`
`69`	`71`	`}`
`70`	`72`	`}`
`71`	`73`	`explicit weak_typed_id(const std::string &s) : n_(0) {`