Add iscmd function and print CHANGELOG at the end

changelog.md

@@ -0,0 +1,2 @@
+# fa3a08f
+.tmux.conf moved to .config/tmux and deleted from $HOME

install.zsh

@@ -1,6 +1,10 @@
 #!/usr/bin/env zsh
 # env, because some OSes keep zsh in /bin (I'm looking at you, Alpine)
 
+iscmd() {
+        command -v "$1" > /dev/null
+}
+
 for cmd in curl git sed install find; do
   if ! command -v $cmd >/dev/null; then
     echo "[!] $cmd not found"
@@ -13,6 +17,12 @@ install() {
   command install -Dv $@ | grep -v removed
 }
 
+if iscmd glow; then
+  CHANGELOG=$(glow changelog.md)
+else
+  CHANGELOG=$(cat changelog.md)
+fi
+
 cp -v .zshrc $HOME
 if [ ! -d "${HOME}/.oh-my-zsh" ]; then
   echo "[*] Installing OMZsh"
@@ -68,4 +78,5 @@ done
 
 unfunction install
 
+echo $CHANGELOG
 exec zsh