1ca1e7ccba
This is needed for calling strdisplaywidth() from Lua loop.
See https://github.com/nvim-telescope/telescope.nvim/issues/414
See a1ed941a78/src/nvim/eval/funcs.c (L9845-L9858)
Co-authored-by: Simon Hauser <Simon-Hauser@outlook.de>
33 lines
1.8 KiB
Lua
33 lines
1.8 KiB
Lua
local entry_display = require('telescope.pickers.entry_display')
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describe('truncate', function()
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for _, ambiwidth in ipairs{'single', 'double'} do
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for _, case in ipairs{
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{args = {'abcde', 6}, expected = {single = 'abcde', double = 'abcde'}},
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{args = {'abcde', 5}, expected = {single = 'abcde', double = 'abcde'}},
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{args = {'abcde', 4}, expected = {single = 'abc…', double = 'ab…'}},
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{args = {'アイウエオ', 11}, expected = {single = 'アイウエオ', double = 'アイウエオ'}},
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{args = {'アイウエオ', 10}, expected = {single = 'アイウエオ', double = 'アイウエオ'}},
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{args = {'アイウエオ', 9}, expected = {single = 'アイウエ…', double = 'アイウ…'}},
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{args = {'アイウエオ', 8}, expected = {single = 'アイウ…', double = 'アイウ…'}},
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{args = {'├─┤', 7}, expected = {single = '├─┤', double = '├─┤'}},
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{args = {'├─┤', 6}, expected = {single = '├─┤', double = '├─┤'}},
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{args = {'├─┤', 5}, expected = {single = '├─┤', double = '├…'}},
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{args = {'├─┤', 4}, expected = {single = '├─┤', double = '├…'}},
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{args = {'├─┤', 3}, expected = {single = '├─┤', double = '…'}},
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{args = {'├─┤', 2}, expected = {single = '├…', double = '…'}},
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} do
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local msg = ('can truncate: ambiwidth = %s, [%s, %d] -> %s'):format(ambiwidth, case.args[1], case.args[2], case.expected[ambiwidth])
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it(msg, function()
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local original = vim.o.ambiwidth
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vim.o.ambiwidth = ambiwidth
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assert.are.same(
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case.expected[ambiwidth],
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entry_display.truncate(case.args[1], case.args[2])
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)
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vim.o.ambiwidth = original
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end)
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end
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end
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end)
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