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Autowrap parser description and epilog, too

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Peter Melnichenko
2018-04-08 19:10:46 +03:00
parent 488a8e59a0
commit 849622d8e2
2 changed files with 41 additions and 2 deletions
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18
src/argparse.lua
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@@ -955,8 +955,16 @@ function Parser:get_help()
local blocks = {self:get_usage()}
local help_max_width = self:_inherit_property("help_max_width")
if self._description then
table.insert(blocks, self._description)
local description = self._description
if help_max_width then
description = table.concat(autowrap(split_lines(description), help_max_width), "\n")
end
table.insert(blocks, description)
end
-- 1. Put groups containing arguments first, then other arguments.
@@ -1005,7 +1013,13 @@ function Parser:get_help()
end
if self._epilog then
table.insert(blocks, self._epilog)
local epilog = self._epilog
if help_max_width then
epilog = table.concat(autowrap(split_lines(epilog), help_max_width), "\n")
end
table.insert(blocks, epilog)
end
return table.concat(blocks, "\n\n")