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41 lines
854 B
Bash
Executable file
41 lines
854 B
Bash
Executable file
#!/usr/bin/env bash
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set -e
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# Read the first non-whitespace word from the specified file.
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read_version_file() {
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local words version
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while read -a words; do
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version="${words[0]}"
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if [ -n "$version" ]; then
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echo "$version"
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break
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fi
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done < "$1"
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}
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DEFAULT_PATH="${HOME}/.rbenv/default"
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if [ -z "$RBENV_VERSION" ]; then
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RBENV_VERSION_FILE="$(rbenv-version-origin)"
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if [ -n "$RBENV_VERSION_FILE" ]; then
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RBENV_VERSION="$(read_version_file "$RBENV_VERSION_FILE")"
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else
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echo system > "$DEFAULT_PATH"
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RBENV_VERSION=system
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fi
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fi
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if [ "$RBENV_VERSION" = "system" ]; then
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echo "$RBENV_VERSION"
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exit
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fi
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RBENV_VERSION_PATH="${HOME}/.rbenv/versions/${RBENV_VERSION}"
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if [ -d "$RBENV_VERSION_PATH" ]; then
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echo "$RBENV_VERSION"
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else
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echo "rbenv: version \`$RBENV_VERSION' is not installed" >&2
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exit 1
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fi
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