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Module:Harmonics in equal: Difference between revisions

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Contribution (talk | contribs)
3,302 edits
evaluate boolean arguments, local reduction
Contribution (talk | contribs)
3,302 edits
Undo revision 140309 by Contribution (talk)
Tag: Undo
Line 87: Line 87:
end
end
return result
return result
end
-- evaluate boolean arguments
local function eval_bool_arg(input, def_value)
    if type(input) == 'string' then
        input = input:match("^%s*(.-)%s*$"):lower()
        if input == 'true' then
            return true
        elseif input == 'false' then
            return false
        end
    end
    return def_value
end
end


Line 159: Line 146:
-- optional precision for abs error, default about 3 digits
-- optional precision for abs error, default about 3 digits
local prec = eval_num_arg(frame.args['prec'], prec_by_equal(steps, num, denom))
local prec = eval_num_arg(frame.args['prec'], prec_by_equal(steps, num, denom))
local reduction = eval_bool_arg(frame.args['reduction'], true)
local reduction = true
if steps == 1 then
if steps == 1 then
reduction = false
reduction = false
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