mydots/dotfiles/gittum/bin/remote-edit

#!/bin/bash

#
# Edit URL of remote $1 using vipe(1)
#

warn() {
    echo "$@" >&2
}

die() {
    warn "$@"
    exit 3
}

usage() {
    warn "usage: git $(basename "$0") [-v|--verbose] REMOTE"
    exit 2
}

think() {
    $verbose && echo "$@"
}

main() {
    local remote
    local oldurl
    local newurl
    local verbose=false
    while true; do case $1 in
        -v|--verbose) verbose=true; shift ;;
        -*) usage ;;
        *)  break ;;
    esac done
    remote="$1"
    test -n "$remote" || usage
    command -v vipe >/dev/null \
     || die "need vipe(1) from moreutils"
    think "remote='$remote'"
    oldurl=$(git remote get-url "$remote") \
     || die "failed to get old URL"
    test "$newurl" == "$oldurl" && {
        warn "URL was not changed"
        return 1
    }
    think "oldurl='$oldurl'"
    think "EDITOR='$EDITOR'"
    think "VISUAL='$VISUAL'"
    newurl=$(vipe <<<"$oldurl") \
     || die "failed to edit URL (is vipe installed?)"
    think "newurl='$newurl'"
    git remote set-url "$remote" "$newurl" \
     || die "failed to set new remote URL"
}

main "$@"