Obviously the success of the installation prompts, has been taro: command not found. . . After the discovery is not set export lead
When installed, you will be prompted to install path: /Users/dev/.npm-global/bin/taro,
Remember this address, open the can see taro, the executable file
vim ~/.bash_profile
export TARO=/Users/dev/.npm-global/bin
export PATH=$TARO:$PATH