59 lines
1.2 KiB
Text
59 lines
1.2 KiB
Text
# From https://github.com/direnv/direnv/wiki/Ruby#-chruby
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use_chruby() {
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local version
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version="${1}"
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[[ "${version}" == --auto ]] && version="$(read_version_file .ruby-version)"
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[[ -z "${version}" ]] && return
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local chruby
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if has brew; then
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local brew_prefix
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brew_prefix="$(brew --prefix)"
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if [[ -e "${brew_prefix}/opt/chruby/share/chruby/chruby.sh" ]]; then
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chruby="${brew_prefix}/opt/chruby/share/chruby/chruby.sh"
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fi
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fi
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[[ -z "${chruby}" ]] && [[ -e /usr/local/share/chruby/chruby.sh ]] &&
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chruby=/usr/local/share/chruby/chruby.sh
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[[ -z "${chruby}" ]] && return
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source "${chruby}"
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chruby "${version}"
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}
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# From https://github.com/direnv/direnv/wiki/Find-Up-with-Alternates
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find_up_()
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{
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(
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while true; do
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for v in "${@}"; do
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if [[ -f "${v}" ]]; then
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echo "${PWD}/${v}"
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return 0
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fi
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done
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if [[ "${PWD}" == / ]] || [[ "${PWD}" == // ]]; then
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return 1
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fi
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cd ..
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done
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)
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}
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read_version_file()
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{
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local file
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file="$(find_up_ "${@}")"
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[[ -z "${file}" ]] && return
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watch_file "${file}"
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ruby -e "puts ARGF.readline" 2> /dev/null "${file}"
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}
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