Module:inline

local m_inline = require("Module:inline")
local term, args = m_inline.parse("hello<key1:value1><key2>")

Yields:

term = "hello"
args = {["key1"] = "value1", ["key2"] = true}

---

local export = {}

function export.parse(term)
    local args = {}
    for inline in mw.ustring.gmatch(term, "<([^>]+)>") do
    	if mw.ustring.find(inline, "%:") then
    		local arg, def = mw.ustring.match(inline, "^([^%:]+)%:([^%:]+)$")
    		args[arg] = def
    	else
    		args[inline] = true
    	end
    end
    return mw.ustring.gsub(term, "<[^>]+>", ""), args
end

return export