From 58d249ca16f12625ae8c2ee9788a263d296b0684 Mon Sep 17 00:00:00 2001
From: Daniel Lemire <lemire@gmail.com>
Date: Sat, 9 Nov 2019 10:34:32 -0500
Subject: [PATCH] Introducing move assignments. (#363)

---
 include/simdjson/padded_string.h |  9 +++++++++
 include/simdjson/parsedjson.h    |  1 +
 src/parsedjson.cpp               | 30 ++++++++++++++++++++++++++++++
 3 files changed, 40 insertions(+)

diff --git a/include/simdjson/padded_string.h b/include/simdjson/padded_string.h
index d8f3c781d..5b3864e19 100644
--- a/include/simdjson/padded_string.h
+++ b/include/simdjson/padded_string.h
@@ -42,6 +42,15 @@ public:
       : viable_size(o.viable_size), data_ptr(o.data_ptr) {
     o.data_ptr = nullptr; // we take ownership
   }
+
+  padded_string &operator=(padded_string &&o) {
+    data_ptr = o.data_ptr;
+    viable_size = o.viable_size;
+    o.data_ptr = nullptr; // we take ownership
+    o.viable_size = 0;
+    return *this;
+  }
+
   void swap(padded_string &o) {
     size_t tmp_viable_size = viable_size;
     char *tmp_data_ptr = data_ptr;
diff --git a/include/simdjson/parsedjson.h b/include/simdjson/parsedjson.h
index ef0122928..4a80234a9 100644
--- a/include/simdjson/parsedjson.h
+++ b/include/simdjson/parsedjson.h
@@ -24,6 +24,7 @@ public:
   ParsedJson();
   ~ParsedJson();
   ParsedJson(ParsedJson &&p);
+  ParsedJson &operator=(ParsedJson &&o);
 
   // if needed, allocate memory so that the object is able to process JSON
   // documents having up to len bytes and max_depth "depth"
diff --git a/src/parsedjson.cpp b/src/parsedjson.cpp
index 0c6a1bdb9..709779c0b 100644
--- a/src/parsedjson.cpp
+++ b/src/parsedjson.cpp
@@ -25,6 +25,36 @@ ParsedJson::ParsedJson(ParsedJson &&p)
   p.current_string_buf_loc = nullptr;
 }
 
+ParsedJson &ParsedJson::operator=(ParsedJson &&p) {
+  byte_capacity = p.byte_capacity;
+  p.byte_capacity = 0;
+  depth_capacity = p.depth_capacity;
+  p.depth_capacity = 0;
+  tape_capacity = p.tape_capacity;
+  p.tape_capacity = 0;
+  string_capacity = p.string_capacity;
+  p.string_capacity = 0;
+  current_loc = p.current_loc;
+  p.current_loc = 0;
+  n_structural_indexes = p.n_structural_indexes;
+  p.n_structural_indexes = 0;
+  structural_indexes = p.structural_indexes;
+  p.structural_indexes = nullptr;
+  tape = p.tape;
+  p.tape = nullptr;
+  containing_scope_offset = p.containing_scope_offset;
+  p.containing_scope_offset = nullptr;
+  ret_address = p.ret_address;
+  p.ret_address = nullptr;
+  string_buf = p.string_buf;
+  p.string_buf = nullptr;
+  current_string_buf_loc = p.current_string_buf_loc;
+  p.current_string_buf_loc = nullptr;
+  valid = p.valid;
+  p.valid = false;
+  return *this;
+}
+
 WARN_UNUSED
 bool ParsedJson::allocate_capacity(size_t len, size_t max_depth) {
   if (max_depth <= 0) {