{{ '123-4567' | test: '^[0-9]{3}[-]{1}[0-9]{4}$' }}

{{ '123-4567' | test: '^[\\d]{3}[-]{1}[\\d]{4}$' }}

{{ 'Wings Project' | test: 'w.+t': 'g' }}

{{ 'Wings Project' | test: 'w.+t': 'gi' }}