should be it

external/duckdb/scripts/install_node.sh

@@ -0,0 +1,21 @@
+#!/usr/bin/env bash
+
+if [[ ${1:-false} == 'false' ]]; then
+    echo "Error: pass node version as first argument"
+    exit 1
+fi
+
+NODE_VERSION=$1
+
+# if an existing nvm is already installed we need to unload it
+nvm unload || true
+
+# here we set up the node version on the fly based on the matrix value.
+# This is done manually so that the build works the same on OS X
+rm -rf ./__nvm/ && git clone --depth 1 https://github.com/creationix/nvm.git ./__nvm
+source ./__nvm/nvm.sh
+nvm install ${NODE_VERSION}
+nvm use --delete-prefix ${NODE_VERSION}
+node --version
+npm --version
+which node