1-- word_counter.lua
 2-- Shows a live word count in the composer help bar.
 3
 4local matcha = require("matcha")
 5
 6matcha.on("composer_updated", function(state)
 7    local words = 0
 8    for _ in state.body:gmatch("%S+") do
 9        words = words + 1
10    end
11    matcha.set_status("composer", words .. " words")
12end)