pyenv/libexec/rbenv-version-file-read
Vincent Robert 2fd3b18d39 Remove carriage return characters in version file
When created on Windows, .rbenv-version or .ruby-version files may have CR characters that will prevent rbenv from correctly parsing the Ruby version. Discard those characters when reading the file.
2014-03-20 11:30:27 +01:00

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Executable file

#!/usr/bin/env bash
# Usage: rbenv version-file-read <file>
set -e
[ -n "$RBENV_DEBUG" ] && set -x
VERSION_FILE="$1"
if [ -e "$VERSION_FILE" ]; then
# Read the first non-whitespace word from the specified version file.
# Be careful not to load it whole in case there's something crazy in it.
words=( $(cut -b 1-1024 "$VERSION_FILE") )
version="${words[0]//[$'\r']}"
if [ -n "$version" ]; then
echo "$version"
exit
fi
fi
exit 1