Difference between revisions of "Module:Yesno"

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local p = {}
+
-- Function allowing for consistent treatment of boolean-like wikitext input.
+
-- It works similarly to the template {{yesno}}.
function p.yesno( frame )
+
 
+
return function (val, default)
    local retvals = {
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-- If your wiki uses non-ascii characters for any of "yes", "no", etc., you
        yes  = "yes",
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-- should replace "val:lower()" with "mw.ustring.lower(val)" in the
        no   = "",
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-- following line.
        ["¬"] = ""
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val = type(val) == 'string' and val:lower() or val
    }
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if val == nil then
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return nil
    local any = false
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elseif val == true
    for k,v in pairs( frame.args ) do
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or val == 'yes'
        any = true
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or val == 'y'
        retvals[k] = v
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or val == 'true'
    end
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or val == 't'
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or val == 'on'
    val = frame.args[1]
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or tonumber(val) == 1
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then
    if (val == nil and not any) or val == '¬' then
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return true
        return retvals['¬']
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elseif val == false
    end
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or val == 'no'
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or val == 'n'
    val = (val or ''):lower()
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or val == 'false'
    val = val:match'^%s*(.*%S)' or ''
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or val == 'f'
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or val == 'off'
    if val == '' then
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or tonumber(val) == 0
        return retvals['blank'] ~= nil and retvals['blank'] or retvals['no']
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then
    elseif val == 'n' or val == 'no' or val == '0' then
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return false
        return retvals['no']
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else
    elseif val == 'y' or val == 'yes' or val == '1' or retvals['def'] == nil then
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return default
        return retvals['yes']
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end
    else
 
        return retvals['def']
 
    end
 
 
end
 
end
 
return p
 

Latest revision as of 08:10, 14 July 2020

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

-- Function allowing for consistent treatment of boolean-like wikitext input.
-- It works similarly to the template {{yesno}}.

return function (val, default)
	-- If your wiki uses non-ascii characters for any of "yes", "no", etc., you
	-- should replace "val:lower()" with "mw.ustring.lower(val)" in the
	-- following line.
	val = type(val) == 'string' and val:lower() or val
	if val == nil then
		return nil
	elseif val == true 
		or val == 'yes'
		or val == 'y'
		or val == 'true'
		or val == 't'
		or val == 'on'
		or tonumber(val) == 1
	then
		return true
	elseif val == false
		or val == 'no'
		or val == 'n'
		or val == 'false'
		or val == 'f'
		or val == 'off'
		or tonumber(val) == 0
	then
		return false
	else
		return default
	end
end