124 lines
3 KiB
Bash
Executable file
124 lines
3 KiB
Bash
Executable file
# Prints current branch in a VCS directory if it could be detected.
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# This is a patched copy of the vcs_branch segment that ships with
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# tmux-powerline. It adds __normalize_color calls so that the segment works
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# with true-colour themes.
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# Source lib to get the function get_tmux_pwd
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source "${TMUX_POWERLINE_DIR_LIB}/tmux_adapter.sh"
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TMUX_POWERLINE_SEG_VCS_BRANCH_MAX_LEN_DEFAULT=24
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branch_symbol=""
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git_colour="5"
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svn_colour="220"
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hg_colour="45"
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generate_segmentrc() {
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read -d '' rccontents << EORC
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# Max length of the branch name.
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export TMUX_POWERLINE_SEG_VCS_BRANCH_MAX_LEN="${TMUX_POWERLINE_SEG_VCS_BRANCH_MAX_LEN_DEFAULT}"
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EORC
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echo "$rccontents"
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}
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run_segment() {
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__process_settings
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tmux_path=$(get_tmux_cwd)
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cd "$tmux_path"
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branch=""
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if [ -n "${git_branch=$(__parse_git_branch)}" ]; then
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branch="$git_branch"
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elif [ -n "${svn_branch=$(__parse_svn_branch)}" ]; then
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branch="$svn_branch"
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elif [ -n "${hg_branch=$(__parse_hg_branch)}" ]; then
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branch="$hg_branch"
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fi
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if [ -n "$branch" ]; then
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echo "${branch}"
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fi
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return 0
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}
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# Show git banch.
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__parse_git_branch() {
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type git >/dev/null 2>&1
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if [ "$?" -ne 0 ]; then
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return
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fi
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#git branch 2> /dev/null | sed -e '/^[^*]/d' -e 's/* \(.*\)/ \[\1\]/'
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# Quit if this is not a Git repo.
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branch=$(git symbolic-ref HEAD 2> /dev/null)
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if [[ -z $branch ]] ; then
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# attempt to get short-sha-name
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branch=":$(git rev-parse --short HEAD 2> /dev/null)"
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fi
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if [ "$?" -ne 0 ]; then
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# this must not be a git repo
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return
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fi
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# Clean off unnecessary information.
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branch=${branch#refs\/heads\/}
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branch=$(__truncate_branch_name $branch)
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echo -n "#[fg=colour${git_colour}]${branch_symbol} #[fg=$(__normalize_color "$TMUX_POWERLINE_CUR_SEGMENT_FG")]${branch}"
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}
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# Show SVN branch.
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__parse_svn_branch() {
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type svn >/dev/null 2>&1
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if [ "$?" -ne 0 ]; then
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return
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fi
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local svn_info=$(svn info 2>/dev/null)
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if [ -z "${svn_info}" ]; then
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return
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fi
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local svn_root=$(echo "${svn_info}" | sed -ne 's#^Repository Root: ##p')
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local svn_url=$(echo "${svn_info}" | sed -ne 's#^URL: ##p')
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local branch=$(echo "${svn_url}" | grep -E -o '[^/]+$')
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branch=$(__truncate_branch_name $branch)
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echo "#[fg=colour${svn_colour}]${branch_symbol} #[fg=$(__normalize_color "$TMUX_POWERLINE_CUR_SEGMENT_FG")]${branch}"
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}
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__parse_hg_branch() {
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type hg >/dev/null 2>&1
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if [ "$?" -ne 0 ]; then
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return
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fi
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summary=$(hg summary)
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if [ "$?" -ne 0 ]; then
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return
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fi
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local branch=$(echo "$summary" | grep 'branch:' | cut -d ' ' -f2)
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branch=$(__truncate_branch_name $branch)
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echo "#[fg=colour${hg_colour}]${branch_symbol} #[fg=$(__normalize_color "$TMUX_POWERLINE_CUR_SEGMENT_FG")]${branch}"
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}
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__truncate_branch_name() {
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trunc_symbol="…"
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branch=$(echo $1 | sed "s/\(.\{$TMUX_POWERLINE_SEG_VCS_BRANCH_MAX_LEN\}\).*/\1$trunc_symbol/")
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echo -n $branch
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}
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__process_settings() {
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if [ -z "$TMUX_POWERLINE_SEG_VCS_BRANCH_MAX_LEN" ]; then
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export TMUX_POWERLINE_SEG_VCS_BRANCH_MAX_LEN="${TMUX_POWERLINE_SEG_VCS_BRANCH_MAX_LEN_DEFAULT}"
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fi
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}
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