101 lines
2.7 KiB
Lua
101 lines
2.7 KiB
Lua
local strings = require('plenary.strings')
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local entry_display = {}
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entry_display.truncate = strings.truncate
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entry_display.create = function(configuration)
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local generator = {}
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for _, v in ipairs(configuration.items) do
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if v.width then
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local justify = v.right_justify
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table.insert(generator, function(item)
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if type(item) == 'table' then
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return strings.align_str(entry_display.truncate(item[1], v.width), v.width, justify), item[2]
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else
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return strings.align_str(entry_display.truncate(item, v.width), v.width, justify)
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end
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end)
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else
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table.insert(generator, function(item)
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if type(item) == 'table' then
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return item[1], item[2]
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else
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return item
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end
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end)
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end
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end
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return function(self, picker)
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local results = {}
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local highlights = {}
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for i = 1, table.getn(generator) do
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if self[i] ~= nil then
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local str, hl = generator[i](self[i], picker)
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if hl then
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local hl_start = 0
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for j = 1, (i - 1) do
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hl_start = hl_start + #results[j] + (#configuration.separator or 1)
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end
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local hl_end = hl_start + #str:gsub('%s*$', '')
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if type(hl) == "function" then
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for _, hl_res in ipairs(hl()) do
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table.insert(highlights, { { hl_res[1][1] + hl_start, hl_res[1][2] + hl_start }, hl_res[2] })
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end
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else
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table.insert(highlights, { { hl_start, hl_end }, hl })
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end
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end
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table.insert(results, str)
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end
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end
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if configuration.separator_hl then
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local width = #configuration.separator or 1
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local hl_start, hl_end
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for _, v in ipairs(results) do
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hl_start = (hl_end or 0) + #tostring(v)
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hl_end = hl_start + width
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table.insert(highlights, { { hl_start, hl_end }, configuration.separator_hl })
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end
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end
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local final_str = table.concat(results, configuration.separator or "│")
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if configuration.hl_chars then
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for i = 1, #final_str do
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local c = final_str:sub(i,i)
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local hl = configuration.hl_chars[c]
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if hl then
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table.insert(highlights, { { i - 1, i }, hl })
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end
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end
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end
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return final_str, highlights
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end
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end
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entry_display.resolve = function(self, entry)
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local display, display_highlights
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if type(entry.display) == 'function' then
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self:_increment("display_fn")
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display, display_highlights = entry:display(self)
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if type(display) == 'string' then
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return display, display_highlights
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end
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else
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display = entry.display
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end
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if type(display) == 'string' then
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return display, display_highlights
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end
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end
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return entry_display
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