Fixed slow behavior when using GitHub wrappers

lib/git.zsh

@@ -1,7 +1,7 @@
 # get the name of the branch we are on
 function git_prompt_info() {
- ref=$(git symbolic-ref HEAD 2> /dev/null) || \
- ref=$(git rev-parse --short HEAD 2> /dev/null) || return
+ ref=$(command git symbolic-ref HEAD 2> /dev/null) || \
+ ref=$(command git rev-parse --short HEAD 2> /dev/null) || return
  echo "$ZSH_THEME_GIT_PROMPT_PREFIX${ref#refs/heads/}$(parse_git_dirty)$ZSH_THEME_GIT_PROMPT_SUFFIX"
 }
 
@@ -11,14 +11,14 @@ parse_git_dirty() {
  local SUBMODULE_SYNTAX=''
  local GIT_STATUS=''
  local CLEAN_MESSAGE='nothing to commit (working directory clean)'
- if [[ "$(git config --get oh-my-zsh.hide-status)" != "1" ]]; then
+ if [[ "$(command git config --get oh-my-zsh.hide-status)" != "1" ]]; then
  if [[ $POST_1_7_2_GIT -gt 0 ]]; then
  SUBMODULE_SYNTAX="--ignore-submodules=dirty"
  fi
  if [[ "$DISABLE_UNTRACKED_FILES_DIRTY" == "true" ]]; then
- GIT_STATUS=$(git status -s ${SUBMODULE_SYNTAX} -uno 2> /dev/null | tail -n1)
+ GIT_STATUS=$(command git status -s ${SUBMODULE_SYNTAX} -uno 2> /dev/null | tail -n1)
  else
- GIT_STATUS=$(git status -s ${SUBMODULE_SYNTAX} 2> /dev/null | tail -n1)
+ GIT_STATUS=$(command git status -s ${SUBMODULE_SYNTAX} 2> /dev/null | tail -n1)
  fi
  if [[ -n $GIT_STATUS ]]; then
  echo "$ZSH_THEME_GIT_PROMPT_DIRTY"
@@ -32,10 +32,10 @@ parse_git_dirty() {
 
 # get the difference between the local and remote branches
 git_remote_status() {
- remote=${$(git rev-parse --verify ${hook_com[branch]}@{upstream} --symbolic-full-name 2>/dev/null)/refs\/remotes\/}
+ remote=${$(command git rev-parse --verify ${hook_com[branch]}@{upstream} --symbolic-full-name 2>/dev/null)/refs\/remotes\/}
  if [[ -n ${remote} ]] ; then
- ahead=$(git rev-list ${hook_com[branch]}@{upstream}..HEAD 2>/dev/null | wc -l)
- behind=$(git rev-list HEAD..${hook_com[branch]}@{upstream} 2>/dev/null | wc -l)
+ ahead=$(command git rev-list ${hook_com[branch]}@{upstream}..HEAD 2>/dev/null | wc -l)
+ behind=$(command git rev-list HEAD..${hook_com[branch]}@{upstream} 2>/dev/null | wc -l)
 
  if [ $ahead -eq 0 ] && [ $behind -gt 0 ]
  then
@@ -52,24 +52,24 @@ git_remote_status() {
 
 # Checks if there are commits ahead from remote
 function git_prompt_ahead() {
- if $(echo "$(git log origin/$(current_branch)..HEAD 2> /dev/null)" | grep '^commit' &> /dev/null); then
+ if $(echo "$(command git log origin/$(current_branch)..HEAD 2> /dev/null)" | grep '^commit' &> /dev/null); then
  echo "$ZSH_THEME_GIT_PROMPT_AHEAD"
  fi
 }
 
 # Formats prompt string for current git commit short SHA
 function git_prompt_short_sha() {
- SHA=$(git rev-parse --short HEAD 2> /dev/null) && echo "$ZSH_THEME_GIT_PROMPT_SHA_BEFORE$SHA$ZSH_THEME_GIT_PROMPT_SHA_AFTER"
+ SHA=$(command git rev-parse --short HEAD 2> /dev/null) && echo "$ZSH_THEME_GIT_PROMPT_SHA_BEFORE$SHA$ZSH_THEME_GIT_PROMPT_SHA_AFTER"
 }
 
 # Formats prompt string for current git commit long SHA
 function git_prompt_long_sha() {
- SHA=$(git rev-parse HEAD 2> /dev/null) && echo "$ZSH_THEME_GIT_PROMPT_SHA_BEFORE$SHA$ZSH_THEME_GIT_PROMPT_SHA_AFTER"
+ SHA=$(command git rev-parse HEAD 2> /dev/null) && echo "$ZSH_THEME_GIT_PROMPT_SHA_BEFORE$SHA$ZSH_THEME_GIT_PROMPT_SHA_AFTER"
 }
 
 # Get the status of the working tree
 git_prompt_status() {
- INDEX=$(git status --porcelain -b 2> /dev/null)
+ INDEX=$(command git status --porcelain -b 2> /dev/null)
  STATUS=""
  if $(echo "$INDEX" | grep -E '^\?\? ' &> /dev/null); then
  STATUS="$ZSH_THEME_GIT_PROMPT_UNTRACKED$STATUS"
@@ -96,7 +96,7 @@ git_prompt_status() {
  elif $(echo "$INDEX" | grep '^AD ' &> /dev/null); then
  STATUS="$ZSH_THEME_GIT_PROMPT_DELETED$STATUS"
  fi
- if $(git rev-parse --verify refs/stash >/dev/null 2>&1); then
+ if $(command git rev-parse --verify refs/stash >/dev/null 2>&1); then
  STATUS="$ZSH_THEME_GIT_PROMPT_STASHED$STATUS"
  fi
  if $(echo "$INDEX" | grep '^UU ' &> /dev/null); then
@@ -121,7 +121,7 @@ function git_compare_version() {
  local INPUT_GIT_VERSION=$1;
  local INSTALLED_GIT_VERSION
  INPUT_GIT_VERSION=(${(s/./)INPUT_GIT_VERSION});
- INSTALLED_GIT_VERSION=($(git --version 2>/dev/null));
+ INSTALLED_GIT_VERSION=($(command git --version 2>/dev/null));
  INSTALLED_GIT_VERSION=(${(s/./)INSTALLED_GIT_VERSION[3]});
 
  for i in {1..3}; do