Fix sh lint

roles/bash/files/.bash_profile

@@ -1 +1,2 @@
+# shellcheck disable=SC2148,SC1090
 source ~/.bashrc

roles/bash/files/.bashrc

@@ -29,6 +29,7 @@ shopt -s checkwinsize
 # enable programmable completion features (you don't need to enable
 # this, if it's already enabled in /etc/bash.bashrc and /etc/profile
 # sources /etc/bash.bashrc).
+# shellcheck disable=SC1091
 [ -f /etc/bash_completion ] && . /etc/bash_completion
 
 # Checking for colors support
@@ -55,10 +56,6 @@ PATH=~/.bin/:$PATH
 
 export PROJECT_PATH="$HOME/projects/"
 
-# I know, some weird things from work,
-# who assumes zsh as default shell
-[ -f ~/.zshrc ] && . ~/.zshrc
-
 # no zsh here!
 export BASH_SILENCE_DEPRECATION_WARNING=1
 

roles/bash/files/bash_aliases.sh

@@ -1,3 +1,4 @@
+# shellcheck disable=SC2148
 alias egrep='egrep --color=auto'
 alias fgrep='fgrep --color=auto'
 alias grep='grep --color=auto'

roles/bash/files/bash_aliases_linux.sh

@@ -1,2 +1,3 @@
+# shellcheck disable=SC2148
 alias pbcopy='xsel --clipboard --input'
 alias pbpaste='xsel --clipboard --output'

roles/bash/files/bash_functions.sh

@@ -1,3 +1,4 @@
+# shellcheck disable=SC2148
 function mkcd {
     mkdir -p "$1" && cd "$1" || return 1
 }

roles/git/files/git_functions.sh

@@ -1,15 +1,14 @@
+# shellcheck disable=SC2148
 function __git_arrows {
     git rev-parse --abbrev-ref @"{u}" &>/dev/null || return
     local branch_status
 
-    branch_status="$(git rev-list --left-right --count HEAD...@"{u}" 2>/dev/null)"
-
-    [ "$?" == 0 ] || return
+    git rev-list --left-right --count HEAD...@"{u}" 2>/dev/null || return
     local left_arrow
     local right_arrow
 
-    left_arrow=$(echo $branch_status | cut -f 1 -d " ")
-    right_arrow=$(echo $branch_status | cut -f 2 -d " ")
+    left_arrow=$(echo "$branch_status" | cut -f 1 -d " ")
+    right_arrow=$(echo "$branch_status" | cut -f 2 -d " ")
 
     local arrows
     [ "$left_arrow" != 0 ] && arrows="⇡"
@@ -19,5 +18,5 @@ function __git_arrows {
 }
 
 function __git_branch {
-    echo -n "$(git branch 2>/dev/null | grep "^*" | sed "s/* //g")"
+    echo -n "$(git branch 2>/dev/null | grep "^\*" | sed "s/* //g")"
 }