Caleb Cooper: Created page with "local p = {} function p.indent(frame) -- Trim whitespace from the arguments and remove blank values. local args = {} if type(frame.args) == 'table' then f..."

2020-10-18T18:04:32Z

Created page with "local p = {} function p.indent(frame) -- Trim whitespace from the arguments and remove blank values. local args = {} if type(frame.args) == 'table' then f..."

New page

local p = {}

function p.indent(frame)
-- Trim whitespace from the arguments and remove blank values.
local args = {}
if type(frame.args) == 'table' then
for k, v in pairs( frame.args ) do
v = mw.text.trim(v)
if v ~= '' then
args[k] = v
end
end
end

-- Set variables.
local indent = tonumber( args[1] )
local br = args[2]
local ret = ''

-- Insert line breaks to match the functionality of the original template.
-- If "br" is set, we need two line breaks; if not, we just need one.
if br then
ret = ret .. '<br />'
end
ret = ret .. '<br />'

-- Control for bad or zero input. If found, output the line breaks only,
-- as this was the previous behaviour of the template.
if not indent or indent <= 0 or math.floor(indent) ~= indent then
return ret
end

-- Generate the indents. The first four cases are special.
if indent == 1 then
return ret .. ' '
elseif indent == 2 then
return ret .. '  '
elseif indent == 3 then
return ret .. ' &emsp; '
elseif indent == 4 then
return ret .. '  &emsp;  '
end

-- Set variables for generating the output after indent == 5.
local r = {}
r.base = ' ' -- Common text to all output.
r.rep = ' &emsp;  ' -- The text to repeat.
r.mod1 = ' ' -- To return on modulo 1.
r.mod2 = ' &emsp;' -- To return on modulo 2.
r.mod3 = ' &emsp; ' -- To return on modulo 3.

-- New iteratorText values needed at 5, 9, 13, 17, etc., so repeat the
-- text (indent - 1)/4 times and find the remainder.
local reps = math.floor( (indent - 1) / 4 )
local remainder = math.fmod( indent - 1, 4 )

-- Generate the indent text.
ret = ret .. r.base .. mw.ustring.rep( r.rep, reps )
if remainder >= 1 and remainder <= 3 then
ret = ret .. r[ 'mod' .. remainder ]
end

return ret
end

return p

Module:Indent - Revision history

Caleb Cooper: Created page with "local p = {} function p.indent(frame) -- Trim whitespace from the arguments and remove blank values. local args = {} if type(frame.args) == 'table' then f..."