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fixed dedent() with trimmed blank lines (some editors do this automatically)

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This commit is contained in:
Max Cahill 2022-09-20 15:00:44 +10:00
parent 662101ddae
commit 7285531870
1 changed files with 12 additions and 10 deletions
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22
stringx.lua
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@ -192,16 +192,18 @@ function stringx.deindent(s, keep_trailing_empty)
--de-indent the lines --de-indent the lines
local res = {} local res = {}
for _, line in ipairs(lines) do for _, line in ipairs(lines) do
local line_start = line:sub(1, indent:len()) if line ~= "" then
local start_len = line_start:len() local line_start = line:sub(1, indent:len())
if local start_len = line_start:len()
line_start == indent if
or ( line_start == indent
start_len < indent_len or (
and line_start == indent:sub(1, start_len) start_len < indent_len
) and line_start == indent:sub(1, start_len)
then )
line = line:sub(start_len + 1) then
line = line:sub(start_len + 1)
end
end end
table.insert(res, line) table.insert(res, line)
end end