| flow version > /dev/null 2>&1 | |
| uses_global_flow=$? | |
| yarn flow version > /dev/null 2>&1 | |
| uses_yarn=$? | |
| npm run flow version > /dev/null 2>&1 | |
| uses_npm=$? | |
| if [ $uses_global_flow -eq 0 ]; then | |
| flow | |
| elif [ $uses_yarn -eq 0 ]; then | |
| yarn flow | |
| elif [ $uses_npm -eq 0 ]; then | |
| npm run flow | |
| else | |
| echo "Error! Neither yarn nor npm provide flow. Consider running yarn install or npm install" | |
| exit 1 | |
| fi | |