pyenv/libexec/rbenv-version-file-read
2011-08-18 14:11:40 -05:00

18 lines
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Executable file

#!/usr/bin/env bash
set -e
VERSION_FILE="$1"
if [ -e "$VERSION_FILE" ]; then
# Read and print the first non-whitespace word from the specified
# version file.
while read -a words; do
version="${words[0]}"
if [ -n "$version" ]; then
echo "$version"
break
fi
done < "$VERSION_FILE"
else
exit 1
fi