awesome/tests/examples/shims/_common_template.lua

-- luacheck: globals string
function string.wlen(self)
    return #self
end

return function(_, _)

    -- Set the global shims
    -- luacheck: globals awesome root tag screen client mouse drawin button
    -- luacheck: globals mousegrabber keygrabber dbus key
    awesome      = require( "awesome"      )
    root         = require( "root"         )
    tag          = require( "tag"          )
    screen       = require( "screen"       )
    client       = require( "client"       )
    mouse        = require( "mouse"        )
    drawin       = require( "drawin"       )
    button       = require( "button"       )
    keygrabber   = require( "keygrabber"   )
    mousegrabber = require( "mousegrabber" )
    dbus         = require( "dbus"         )
    key          = require( "key"          )

    -- Force luacheck to be silent about setting those as unused globals
    assert(awesome and root and tag and screen and client and mouse)

    -- Silence debug warnings
    require("gears.debug").print_warning = function() end

    -- Revert the background widget to something compatible with Cairo SVG
    -- backend.
    local bg = require("wibox.container.background")
    bg._use_fallback_algorithm()
end

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