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[Fix] nvm : Check if Node version is already active before switching #3546

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7 changes: 7 additions & 0 deletions nvm-exec
Original file line number Diff line number Diff line change
Expand Up @@ -8,6 +8,13 @@ unset NVM_CD_FLAGS
\. "$DIR/nvm.sh" --no-use

if [ -n "$NODE_VERSION" ]; then
CURRENT_VERSION=$(nvm current)

if [ "$CURRENT_VERSION" == "$NODE_VERSION" ]; then
echo "Node.js version $NODE_VERSION is already active."
exit 0
fi

nvm use "$NODE_VERSION" > /dev/null || exit 127
elif ! nvm use >/dev/null 2>&1; then
echo "No NODE_VERSION provided; no .nvmrc file found" >&2
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