#! /usr/bin/env bash
set -euo pipefail
if ! version=$(grep -m 1 -oP '^\s*channel\s*=\s*"?\K([\d\.]+)' rust-toolchain.toml)
then
echo "fatal: no rust version found via rust-toolchain.toml" >&2
exit 1
else
echo "$version"
fi
#! /usr/bin/env bash
set -euo pipefail
if ! version=$(grep -m 1 -oP '^\s*channel\s*=\s*"?\K([\d\.]+)' rust-toolchain.toml)
then
echo "fatal: no rust version found via rust-toolchain.toml" >&2
exit 1
else
echo "$version"
fi