LoadError:
cannot load such file -- google/api_client
when I run this code
require "gmail"
Gmail.client_id = "my id"
Gmail.client_secret = "my secret"
Gmail.refresh_token = "rtoke"
m = Gmail::Message.new(
from: "myemail@gmail.com",
to: "other@gmail.com",
subject: "this is the subject",
body: "this is a text body")
m.deliver
I get this error
when I run this code