|  | #!/bin/sh | 
|  |  | 
|  | set -ex | 
|  |  | 
|  | eslint_bin=$(which npm) | 
|  | if [ -z "$eslint_bin" ]; then | 
|  | echo "NPM must be on the path." | 
|  | exit 1 | 
|  | fi | 
|  |  | 
|  | eslint_bin=$(which eslint) | 
|  | eslint_config=$(npm list -g | grep -c eslint-config-google) | 
|  | eslint_plugin=$(npm list -g | grep -c eslint-plugin-html) | 
|  | if [ -z "$eslint_bin" ] || [ "$eslint_config" -eq "0" ] || [ "$eslint_plugin" -eq "0" ]; then | 
|  | echo "You must install ESLint and its dependencies from NPM." | 
|  | echo "> npm install -g eslint eslint-config-google eslint-plugin-html" | 
|  | echo "For more information, view the README:" | 
|  | echo "https://gerrit.googlesource.com/gerrit/+/master/polygerrit-ui/#Style-guide" | 
|  | exit 1 | 
|  | fi | 
|  |  | 
|  | ${eslint_bin} --ignore-pattern 'bower_components/' --ignore-pattern 'gr-linked-text' --ignore-pattern 'scripts/vendor' --ext .html,.js . |