From 1b3469f236bc6979c27f6e1a04e4138a88e55de3 Mon Sep 17 00:00:00 2001
From: liv <819880950@qq.com>
Date: Thu, 28 Mar 2019 10:51:54 +0100
Subject: [PATCH] make installation command checks more thorough

---
 install.sh | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/install.sh b/install.sh
index b07a6a73..5a9b727e 100755
--- a/install.sh
+++ b/install.sh
@@ -3,7 +3,7 @@
 echo "Let's get you set up with Rustlings!"
 
 echo "Checking requirements..."
-if [ -x "$(git)" ]
+if [ -x "$(command -v git)" ]
 then
     echo "WARNING: Git does not seem to be installed."
     echo "Please download Git using your package manager or over https://git-scm.com/!"
@@ -12,7 +12,7 @@ else
     echo "SUCCESS: Git is installed"
 fi
 
-if [ -x "$(rustc)" ]
+if [ -x "$(command -v rustc)" ]
 then
     echo "WARNING: Rust does not seem to be installed."
     echo "Please download Rust using https://rustup.rs!"
@@ -21,7 +21,7 @@ else
     echo "SUCCESS: Rust is installed"
 fi
 
-if [ -x "$(cargo)" ]
+if [ -x "$(command -v cargo)" ]
 then
     echo "WARNING: Cargo does not seem to be installed."
     echo "Please download Rust and Cargo using https://rustup.rs!"