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man.vim: Handle ANSI escape sequences with ":" #10267

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closes #10267
This commit is contained in:
Kovas Palunas 2019-06-18 13:35:35 -07:00 committed by Justin M. Keyes
parent 0480e991d2
commit fdd8dcae01
2 changed files with 26 additions and 11 deletions
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4
runtime/lua/man.lua
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@ -107,7 +107,9 @@ local function highlight_line(line, linenr)
-- followed by '[', then a series of parameter and intermediate bytes in
-- the range 0x20 - 0x3f, then 'm'. (See ECMA-48, sections 5.4 & 8.3.117)
local sgr = prev_char:match("^%[([\032-\063]*)m$")
if sgr then
-- Ignore escape sequences with : characters, as specified by ITU's T.416
-- Open Document Architecture and interchange format.
if sgr and not string.find(sgr, ":") then
local match
while sgr and #sgr > 0 do
-- Match against SGR parameters, which may be separated by ';'

31
test/functional/plugin/man_spec.lua
View File

@ -1,22 +1,18 @@
local helpers = require('test.functional.helpers')(after_each)
local plugin_helpers = require('test.functional.plugin.helpers')
local Screen = require('test.functional.ui.screen')
local command, eval, rawfeed = helpers.command, helpers.eval, helpers.rawfeed
before_each(function()
plugin_helpers.reset()
helpers.clear()
command('syntax on')
command('set filetype=man')
end)
local clear = helpers.clear
describe(':Man', function()
describe('man.lua: highlight_line()', function()
local screen
before_each(function()
plugin_helpers.reset()
clear()
command('syntax on')
command('set filetype=man')
command('syntax off') -- Ignore syntax groups
screen = Screen.new(52, 5)
screen:set_default_attr_ids({
@ -131,5 +127,22 @@ describe(':Man', function()
|
]])
end)
it('handles : characters in input', function()
rawfeed([[
i<C-v><C-[>[40m 0 <C-v><C-[>[41m 1 <C-v><C-[>[42m 2 <C-v><C-[>[43m 3
<C-v><C-[>[44m 4 <C-v><C-[>[45m 5 <C-v><C-[>[46m 6 <C-v><C-[>[47m 7 <C-v><C-[>[100m 8 <C-v><C-[>[101m 9
<C-v><C-[>[102m 10 <C-v><C-[>[103m 11 <C-v><C-[>[104m 12 <C-v><C-[>[105m 13 <C-v><C-[>[106m 14 <C-v><C-[>[107m 15
<C-v><C-[>[48:5:16m 16 <ESC>]])
eval('man#init_pager()')
screen:expect([[
^ 0 1 2 3 |
4 5 6 7 8 9 |
10 11 12 13 14 15 |
16 |
|
]])
end)
end)
end)