Difference between revisions of "Module:Yesno"

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en>Mr. Stradivarius
(back to the old "no" value, per talk)
en>Mr. Stradivarius
(simplify/optimise)
Line 10: Line 10:
     }
     }


     -- Allow arguments to override defaults.
     -- Allow arguments to override defaults. Arguments are taken from
     -- 'any' tracks the presence of any arguments at all.
     -- the parent frame; other arguments are ignored.
    local args = frame.args
     for k,v in pairs(frame:getParent().args) do
    local any = false
     for k,v in pairs(args) do
        any = true
         retvals[k] = v
         retvals[k] = v
     end
     end
    -- If there are no arguments, try and get them from the parent frame.
    if any == false then
        local pframe = frame:getParent()
        args = pframe.args
        for k,v in pairs(args) do
            retvals[k] = v
        end
    end   


     val = args[1]
     val = args[1]
Line 37: Line 26:
     val = val:match'^%s*(.*%S)' or ''  -- Trim whitespace.
     val = val:match'^%s*(.*%S)' or ''  -- Trim whitespace.


    -- Cases are ordered by (probable) likelihood of use.
     if val == '' then
     if val == '' then
         return retvals['blank'] or retvals['no']
         return retvals['blank'] or retvals['no']
     elseif val == 'n' or val == 'no' or tonumber(val) == 0 then
     elseif val == 'yes' then
        return retvals['yes']
    elseif val == 'no' then
         return retvals['no']
         return retvals['no']
     elseif val == 'y' or val == 'yes' or tonumber(val) == 1 then
     elseif val == 'y' then
         return retvals['yes']
         return retvals['yes']
    elseif val == 'n' then
        return retvals['no']
     elseif val == '¬' then
     elseif val == '¬' then
         return retvals['¬']
         return retvals['¬']
    elseif tonumber(val) == 1 then
        return retvals['yes']
    elseif tonumber(val) == 0 then
        return retvals['no']
     else
     else
         return retvals['def'] or retvals['yes']
         return retvals['def'] or retvals['yes']

Revision as of 10:09, 28 March 2013

Documentation for this module may be created at Module:Yesno/doc

local p = {}

function p.yesno(frame)

    -- defaults
    local retvals = {
        yes   = "yes",
        no    = "",
        ["¬"] = ""
    }

    -- Allow arguments to override defaults. Arguments are taken from
    -- the parent frame; other arguments are ignored.
    for k,v in pairs(frame:getParent().args) do
        retvals[k] = v
    end

    val = args[1]

    -- First deal with the case if val is nil, then deal with other cases.
    if val == nil then
        return retvals['¬']
    end

    val = val:lower()          -- Make lowercase.
    val = val:match'^%s*(.*%S)' or ''  -- Trim whitespace.

    -- Cases are ordered by (probable) likelihood of use. 
    if val == '' then
        return retvals['blank'] or retvals['no']
    elseif val == 'yes' then
        return retvals['yes']
    elseif val == 'no' then
        return retvals['no']
    elseif val == 'y' then
        return retvals['yes']
    elseif val == 'n' then
        return retvals['no']
    elseif val == '¬' then
        return retvals['¬']
    elseif tonumber(val) == 1 then
        return retvals['yes']
    elseif tonumber(val) == 0 then
        return retvals['no']
    else
        return retvals['def'] or retvals['yes']
    end
end

return p