yasnippet-snippets/snippets/js-mode/class

# -*- mode: snippet; require-final-newline: nil -*-
# name: class
# key: class
# --
class ${1:Class}${2: extends ${3:ParentClass}} {
  ${4:constructor(${5:arg}) {
    ${6:super(arg);}
    $7
  }}

  $0
}