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Don't pad the last item in each row in tab.lua. This prevents one long

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line from making all other lines wrap with blanks.
This commit is contained in:
david
2010-12-30 21:08:22 +00:00
parent 974d6061b3
commit 190ca31c6c
1 changed files with 10 additions and 5 deletions
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15
nselib/tab.lua
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@@ -84,18 +84,19 @@ function dump(t)
assert(t)
local column_width = {}
local num_columns = 0
local num_columns = {}
local buf = strbuf.new()
-- find widest element in each column
for i, row in ipairs(t) do
num_columns[i] = 0
for x, elem in pairs(row) do
local elem_width = string.len(elem)
if not column_width[x] or elem_width > column_width[x] then
column_width[x] = elem_width
end
if x > num_columns then
num_columns = x
if x > num_columns[i] then
num_columns[i] = x
end
end
end
@@ -103,9 +104,13 @@ function dump(t)
-- build buf with padding so all column elements line up
for i, row in ipairs(t) do
local text_row = {}
for x = 1, num_columns do
for x = 1, num_columns[i] do
local elem = row[x] or ""
text_row[#text_row + 1] = elem .. string.rep(" ", column_width[x] - #elem)
if x < num_columns[i] then
text_row[#text_row + 1] = elem .. string.rep(" ", column_width[x] - #elem)
else
text_row[#text_row + 1] = elem
end
end
buf = buf .. table.concat(text_row, " ") .. "\n"
end