From 740e49cc6b88985f879158641909b928ae94ba9f Mon Sep 17 00:00:00 2001
From: Didactic Drunk <1479616+didactic-drunk@users.noreply.github.com>
Date: Mon, 26 Aug 2019 03:31:17 -0700
Subject: [PATCH] Sodium::Sign::SecretKey#initialize add erase argument.

---
 src/sodium/sign/secret_key.cr | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/sodium/sign/secret_key.cr b/src/sodium/sign/secret_key.cr
index 2060fb7..8114d1e 100644
--- a/src/sodium/sign/secret_key.cr
+++ b/src/sodium/sign/secret_key.cr
@@ -37,10 +37,10 @@ module Sodium
     # Use existing secret and public keys.
     # Copies secret key to a SecureBuffer.
     # Recomputes the public key from a secret key if missing.
-    def initialize(bytes : Bytes, pkey : Bytes? = nil)
+    def initialize(bytes : Bytes, pkey : Bytes? = nil, *, erase = false)
       raise ArgumentError.new("Secret sign key must be #{KEY_SIZE}, got #{bytes.bytesize}") unless bytes.bytesize == KEY_SIZE
 
-      @sbuf = SecureBuffer.new bytes
+      @sbuf = SecureBuffer.new bytes, erase: erase
       if pk = pkey
         @public_key = PublicKey.new pkey
       else