Macro plugin 

plugin!() { /* proc-macro */ }

Register a struct that implements the Plugin trait as a Weechat plugin.

This configures the Weechat init and end method as well as additonal plugin metadata.

Example

plugin!(
    SamplePlugin,
    name: "rust_sample",
    author: "poljar",
    description: "",
    version: "0.1.0",
    license: "MIT"
);