Command Line API Search for Mudlet

Mudlet_cmd_api.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE MudletPackage>
<MudletPackage version="1.001">
	<AliasPackage>
		<Alias isActive="yes" isFolder="no">
			<name>Command Line API</name>
			<script>-- Command line API search and open tool 
-- by Zooka.

-- Usage: !api string.lower      -- specify a known function to open webpage
--        !api string            -- specify a keyword to search
--        !api                   -- just open the technical manual

local API = "https://wiki.mudlet.org/w/Manual:Technical_Manual"
local gFunc = {}
local tFunc = {}

for k,v in spairs(_G) do

  if type(v) == "function" then
    -- remove some _G variable cruft
    if not k:match("^Trigger%d+") and not k:match("^Alias%d+") and not k:match("^Key%d+") and not k:match("^Timer%d+")then
      table.insert(gFunc, k)
    end
  end 
  
  if type(v) == "table" then
    -- remove some _G variable cruft and generic_mapper functions
    if not k:starts("_G") then
      table.insert(tFunc, k)
    end     
  end
   
end

for _,n in spairs(tFunc) do

  for k,v in spairs(_G[n]) do
    if type(_G[n][k]) == "function" then
      local fun = f"{n}.{k}"
      fun = string.gsub(fun, "^db.", "db:") -- fix objects
      if not fun:starts("map.") then       -- remove generic_mapper
        table.insert(gFunc, fun)
      end
    end
  end
    
end

-- if no args, just open up the API
if not matches[2] then
  openWebPage(API)
  return
end

local arg = matches[2]:lower()

for k,v in spairs(gFunc) do

  if arg == v:lower() then
    openWebPage(f"{API}#" .. gFunc[k])
    return
  end

end

-- hrm, no match, let's search through and find some possible candidates
local matchFound = false

for k,v in spairs(gFunc) do

  if string.match(v:lower(), arg) then
    if not matchFound then echo("No matching functions found.  Possible match:\n") end
    cechoLink(f"   {v}\n", function() openWebPage(API .. "#" ..v) end, "Click to open Mudlet API in a browser.", true)
    matchFound = true
  end
end

if not matchFound then 
  cechoLink("No matching functions found.  Click to here open API anyway.\n", function() openWebPage(API) end, "Click to open Mudlet API in a browser.", true)
end</script>
			<command></command>
			<packageName></packageName>
			<regex>^!api(?: (.*))?$</regex>
		</Alias>
	</AliasPackage>
</MudletPackage>