Changed vertex id size to 128bits

Author: octavonce

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "graphlib"
-version = "0.1.2"
+version = "0.1.3"
 authors = ["Octavian Oncescu <[email protected]>"]
 edition = "2018"
 repository = "https://github.com/purpleprotocol/graphlib"

src/vertex_id.rs

@@ -3,11 +3,11 @@
 use rand::Rng;
 
 #[derive(Clone, Copy, Debug, Hash, PartialEq, Eq)]
-pub struct VertexId([u8; 12]);
+pub struct VertexId([u8; 16]); // 128bit 
 
 impl VertexId {
     pub fn random() -> VertexId {
-        let bytes = rand::thread_rng().gen::<[u8; 12]>();
+        let bytes = rand::thread_rng().gen::<[u8; 16]>();
         VertexId(bytes)
     }
 }