Quote arrays to avoid splitting by $IFS

lib/git/aliases.sh

@@ -71,7 +71,7 @@ __git_alias () {
     alias_str="$1"; cmd_prefix="$2"; cmd="$3";
     if [ $# -gt 2 ]; then
       shift 3 2>/dev/null
-      cmd_args=$@
+      cmd_args=("$@")
     fi
 
     alias $alias_str="$cmd_prefix $cmd${cmd_args:+ }${cmd_args[*]}"

lib/git/branch_shortcuts.sh

@@ -22,7 +22,7 @@ function _scmb_git_branch_shortcuts {
 
   # Use ruby to inject numbers into ls output
   ruby -e "$( cat <<EOF
-    output = %x($_git_cmd branch --color=always $@)
+    output = %x($_git_cmd branch --color=always "$@")
     line_count = output.lines.to_a.size
     output.lines.each_with_index do |line, i|
       spaces = (line_count > 9 && i < 9 ? "  " : " ")

lib/git/repo_index.sh

@@ -217,10 +217,10 @@ _git_index_update_all_branches() {
 
     # Ignore branch if remote and merge is not configured
     if [[ -n "$remote" ]] && [[ -n "$merge" ]]; then
-      branches=(${branches[@]} "$branch")
-      remotes=(${remotes[@]} "$remote")
+      branches=("${branches[@]}" "$branch")
+      remotes=("${remotes[@]}" "$remote")
       # Get branch from merge ref (refs/heads/master => master)
-      merges=(${merges[@]} "$(basename $merge)")
+      merges=("${merges[@]}" "$(basename "$merge")")
     else
       echo "=== Skipping $branch: remote and merge refs are not configured."
     fi
@@ -232,12 +232,12 @@ _git_index_update_all_branches() {
 
   local index=0
   # Iterate over branches, and update those that can be fast-forwarded
-  for branch in ${branches[@]}; do
+  for branch in "${branches[@]}"; do
     branch_rev="$(git rev-parse $branch)"
     # Local branch can be fast-forwarded if revision is ancestor of remote revision, and not the same.
     # (see http://stackoverflow.com/a/2934062/304706)
-    if [[ "$branch_rev" != "$(git rev-parse ${remotes[$index]}/${merges[$index]})" ]] && \
-       [[ "$(git merge-base $branch_rev ${remotes[$index]}/${merges[$index]})" = "$branch_rev" ]]; then
+    if [[ "$branch_rev" != "$(git rev-parse "${remotes[$index]}/${merges[$index]}")" ]] && \
+       [[ "$(git merge-base "$branch_rev" "${remotes[$index]}/${merges[$index]}")" = "$branch_rev" ]]; then
       echo "=== Updating $branch branch in $base_path from ${remotes[$index]}/${merges[$index]}..."
       # Checkout branch if we aren't already on it.
       if [[ "$branch" != "$(parse_git_branch)" ]]; then git checkout $branch; fi
@@ -272,7 +272,7 @@ function _git_index_batch_cmd() {
     local base_path
     for base_path in $(sed -e "s/--.*//" "$GIT_REPO_DIR/.git_index" | \grep . | sort); do
       builtin cd "$base_path"
-      $@
+      "$@"
     done
   else
     echo "Please give a command to run for all repos. (It may be useful to write your command as a function or script.)"

lib/git/shell_shortcuts.sh

@@ -126,7 +126,7 @@ if [ "$shell_ls_aliases_enabled" = "true" ] && which ruby > /dev/null 2>&1; then
 
     # Parse path from args
     IFS=$'\n'
-    for arg in $@; do
+    for arg in "$@"; do
       if [ -d "$arg" ]; then local rel_path="${arg%/}"; fi
     done
     unset IFS
@@ -142,7 +142,7 @@ if [ "$shell_ls_aliases_enabled" = "true" ] && which ruby > /dev/null 2>&1; then
                  puts o.lines.map{|l|l.sub(re){|m|\"%s%-#{u}s %-#{g}s%#{s}s \"%[\$1,*\$3.split]}}"
       }
 
-      ll_output=$(echo "$ll_output" | \sed -$SED_REGEX_ARG "s/ $USER/ $(/bin/cat $HOME/.user_sym)/g" | rejustify_ls_columns)
+      ll_output=$(echo "$ll_output" | \sed -$SED_REGEX_ARG "s/ $USER/ $(/bin/cat "$HOME/.user_sym")/g" | rejustify_ls_columns)
     fi
 
     if [ "$(echo "$ll_output" | wc -l)" -gt "50" ]; then

lib/git/status_shortcuts.sh

@@ -21,7 +21,7 @@ git_status_shortcuts() {
   zsh_compat # Ensure shwordsplit is on for zsh
   git_clear_vars
   # Run ruby script, store output
-  local cmd_output="$(/usr/bin/env ruby "$scmbDir/lib/git/status_shortcuts.rb" $@)"
+  local cmd_output="$(/usr/bin/env ruby "$scmbDir/lib/git/status_shortcuts.rb" "$@")"
   # Print debug information if $scmbDebug = "true"
   if [ "${scmbDebug:-}" = "true" ]; then
     printf "status_shortcuts.rb output => \n$cmd_output\n------------------------\n"
@@ -102,8 +102,8 @@ git_show_affected_files(){
   fail_if_not_git_repo || return 1
   f=0  # File count
   # Show colored revision and commit message
-  echo -n "# "; git show --oneline --name-only $@ | head -n1; echo "# "
-  for file in $(git show --pretty="format:" --name-only $@ | \grep -v '^$'); do
+  echo -n "# "; git show --oneline --name-only "$@" | head -n1; echo "# "
+  for file in $(git show --pretty="format:" --name-only "$@" | \grep -v '^$'); do
     let f++
     export $git_env_char$f=$file     # Export numbered variable.
     echo -e "#     \033[2;37m[\033[0m$f\033[2;37m]\033[0m $file"
@@ -210,7 +210,7 @@ git_commit_prompt() {
   fi
 
   if [ -n "$commit_msg" ]; then
-    eval $@ # run any prequisite commands
+    eval "$@" # run any prequisite commands
     # Add $APPEND to commit message, if given. (Used to append things like [ci skip] for Travis CI)
     if [ -n "$APPEND" ]; then commit_msg="$commit_msg $APPEND"; fi
     echo $commit_msg | git commit -F - | tail -n +2

lib/git/tools.sh

@@ -23,8 +23,8 @@ git_remove_history() {
       return
   fi
   # Remove all paths passed as arguments from the history of the repo
-  files=$@
-  $_git_cmd filter-branch --index-filter "$_git_cmd rm -rf --cached --ignore-unmatch $files" HEAD
+  files=("$@")
+  $_git_cmd filter-branch --index-filter "$_git_cmd rm -rf --cached --ignore-unmatch ${files[*]}" HEAD
   # Remove the temporary history git-filter-branch otherwise leaves behind for a long time
   rm -rf .git/refs/original/ && $_git_cmd reflog expire --all &&  $_git_cmd gc --aggressive --prune
 }