Add constness to old Persistent comparison operators

kkoopa · kkoopa · commit bd43cb9982c7 · 2016-06-13T15:52:58.000+03:00
diff --git a/nan_persistent_pre_12_inl.h b/nan_persistent_pre_12_inl.h
@@ -64,22 +64,22 @@ class PersistentBase {
   inline void Empty() { persistent.Clear(); }
 
   template<typename S>
-  inline bool operator==(const PersistentBase<S> &that) {
+  inline bool operator==(const PersistentBase<S> &that) const {
     return this->persistent == that.persistent;
   }
 
   template<typename S>
-  inline bool operator==(const v8::Local<S> &that) {
+  inline bool operator==(const v8::Local<S> &that) const {
     return this->persistent == that;
   }
 
   template<typename S>
-  inline bool operator!=(const PersistentBase<S> &that) {
+  inline bool operator!=(const PersistentBase<S> &that) const {
     return !operator==(that);
   }
 
   template<typename S>
-  inline bool operator!=(const v8::Local<S> &that) {
+  inline bool operator!=(const v8::Local<S> &that) const {
     return !operator==(that);
   }
 

Original file line number	Diff line number	Diff line change
`@@ -64,22 +64,22 @@ class PersistentBase {`
`64`	`64`	`inline void Empty() { persistent.Clear(); }`
`65`	`65`
`66`	`66`	`template<typename S>`
`67`		`- inline bool operator==(const PersistentBase<S> &that) {`
	`67`	`+ inline bool operator==(const PersistentBase<S> &that) const {`
`68`	`68`	`return this->persistent == that.persistent;`
`69`	`69`	`}`
`70`	`70`
`71`	`71`	`template<typename S>`
`72`		`- inline bool operator==(const v8::Local<S> &that) {`
	`72`	`+ inline bool operator==(const v8::Local<S> &that) const {`
`73`	`73`	`return this->persistent == that;`
`74`	`74`	`}`
`75`	`75`
`76`	`76`	`template<typename S>`
`77`		`- inline bool operator!=(const PersistentBase<S> &that) {`
	`77`	`+ inline bool operator!=(const PersistentBase<S> &that) const {`
`78`	`78`	`return !operator==(that);`
`79`	`79`	`}`
`80`	`80`
`81`	`81`	`template<typename S>`
`82`		`- inline bool operator!=(const v8::Local<S> &that) {`
	`82`	`+ inline bool operator!=(const v8::Local<S> &that) const {`
`83`	`83`	`return !operator==(that);`
`84`	`84`	`}`
`85`	`85`