From 574febb4a88bfe3bc45cb03c5730c43e86276ccb Mon Sep 17 00:00:00 2001
From: vun <vunyunt@gmail.com>
Date: Sat, 5 Jan 2019 06:23:53 +0800
Subject: [PATCH 1/2] Add RNFetchblob.fs.hash function to type definition

---
 index.d.ts | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/index.d.ts b/index.d.ts
index 881a5adfd..7ecda3143 100644
--- a/index.d.ts
+++ b/index.d.ts
@@ -293,6 +293,7 @@ export interface Net {
     removeCookies(domain?: string): Promise<null>;
 }
 
+type HashAlgorithm = "md5" | "sha1" | "sha224" | "sha256" | "sha384" | "sha512";
 export interface FS {
     RNFetchBlobSession: RNFetchBlobSession;
 
@@ -316,6 +317,14 @@ export interface FS {
 
     ls(path: string): Promise<string[]>;
 
+    /**
+     * Read the file from the given path and calculate a cryptographic hash sum over its contents.
+     *
+     * @param path Path to the file
+     * @param algorithm The hash algorithm to use
+     */
+    hash(path: string, algorithm: HashAlgorithm);
+
     /**
      * Create file stream from file at `path`.
      * @param  path   The file path.

From b48f0e786231fdd34d5c7b7b272e60e5708ed82f Mon Sep 17 00:00:00 2001
From: vun <vunyunt@gmail.com>
Date: Sat, 5 Jan 2019 06:42:15 +0800
Subject: [PATCH 2/2] Added return type for RNFetchblob.fs.hash typedef

---
 index.d.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/index.d.ts b/index.d.ts
index 7ecda3143..f80157723 100644
--- a/index.d.ts
+++ b/index.d.ts
@@ -323,7 +323,7 @@ export interface FS {
      * @param path Path to the file
      * @param algorithm The hash algorithm to use
      */
-    hash(path: string, algorithm: HashAlgorithm);
+    hash(path: string, algorithm: HashAlgorithm): Promise<string>;
 
     /**
      * Create file stream from file at `path`.