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42 lines
1.0 KiB
42 lines
1.0 KiB
#!/usr/bin/env bash
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# Summary: Display prefix for a Ruby version
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# Usage: rbenv prefix [<version>]
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#
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# Displays the directory where a Ruby version is installed. If no
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# version is given, `rbenv prefix' displays the location of the
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# currently selected version.
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set -e
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[ -n "$RBENV_DEBUG" ] && set -x
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# Provide rbenv completions
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if [ "$1" = "--complete" ]; then
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echo system
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exec rbenv-versions --bare
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fi
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if [ -n "$1" ]; then
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export RBENV_VERSION="$1"
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elif [ -z "$RBENV_VERSION" ]; then
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RBENV_VERSION="$(rbenv-version-name)"
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fi
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if [ "$RBENV_VERSION" = "system" ]; then
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if RUBY_PATH="$(rbenv-which ruby 2>/dev/null)"; then
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RUBY_PATH="${RUBY_PATH%/*}"
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RBENV_PREFIX_PATH="${RUBY_PATH%/bin}"
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echo "${RBENV_PREFIX_PATH:-/}"
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exit
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else
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echo "rbenv: system version not found in PATH" >&2
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exit 1
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fi
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fi
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RBENV_PREFIX_PATH="${RBENV_ROOT}/versions/${RBENV_VERSION}"
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if [ ! -d "$RBENV_PREFIX_PATH" ]; then
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echo "rbenv: version \`${RBENV_VERSION}' not installed" >&2
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exit 1
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fi
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echo "$RBENV_PREFIX_PATH"
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