updated depricated hashable values to hash into methods

IanTaehoonYoo · Mar 27, 2020 · 510f3da · 510f3da
1 parent c22182f
commit 510f3da
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Showing 2 changed files with 7 additions and 8 deletions.
diff --git a/Graph/Graph/Edge.swift b/Graph/Graph/Edge.swift
@@ -29,12 +29,10 @@ extension Edge: CustomStringConvertible {
 
 extension Edge: Hashable {
 
-  public var hashValue: Int {
-    var string = "\(from.description)\(to.description)"
-    if weight != nil {
-      string.append("\(weight!)")
-    }
-    return string.hashValue
+  public func hash(into hasher: inout Hasher) {
+    hasher.combine(from.description)
+    hasher.combine(to.description)
+    hasher.combine(weight)
   }
 }
 

diff --git a/Graph/Graph/Vertex.swift b/Graph/Graph/Vertex.swift
@@ -24,8 +24,9 @@ extension Vertex: CustomStringConvertible {
 
 extension Vertex: Hashable {
 
-  public var hashValue: Int {
-    return "\(data)\(index)".hashValue
+  public func hash(into hasher: inout Hasher) {
+    hasher.combine(data)
+    hasher.combine(index)
   }
 
 }