99 lines
2.5 KiB
Lua
99 lines
2.5 KiB
Lua
local M = {
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name = 'coc',
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}
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function M.supports_buffer(_)
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local not_coc_installed = vim.fn.exists('*CocActionAsync') == 0
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local not_coc_service_initialized = vim.g.coc_service_initialized == 0
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if not_coc_installed or not_coc_service_initialized then
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return
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end
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local coc_attached = vim.fn.call('CocAction', { 'ensureDocument' })
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local has_symbols = vim.fn.call('CocHasProvider', { 'documentSymbol' })
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return coc_attached and has_symbols
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end
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function M.hover_info(_, _, on_info)
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on_info(nil, {
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contents = {
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kind = 'markdown',
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contents = { 'No extra information availaible!' },
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},
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})
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end
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---@param result table
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local function convert_symbols(result)
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local s = {}
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local kinds_index = {}
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-- create a inverse indexing of symbols.kind
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local symbols = require('outline.symbols')
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for k, v in pairs(symbols.kinds) do
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kinds_index[v] = k
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end
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-- rebuild coc.nvim symbol list hierarchy according to the 'level' key
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for _, value in pairs(result) do
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value.children = {}
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value.kind = kinds_index[value.kind]
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if #s == 0 then
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table.insert(s, value)
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goto continue
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end
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if value.level == s[#s].level then
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if value.level == 0 then
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table.insert(s, value)
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goto continue
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end
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local tmp = s[#s]
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table.remove(s)
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table.insert(s[#s].children, tmp)
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table.insert(s, value)
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elseif value.level == s[#s].level + 1 then
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table.insert(s[#s].children, value)
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elseif value.level == s[#s].level + 2 then
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local tmp = s[#s].children[#s[#s].children]
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table.remove(s[#s].children)
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table.insert(s, tmp)
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table.insert(s[#s].children, value)
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elseif value.level < s[#s].level then
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while value.level < s[#s].level do
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local tmp = s[#s]
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table.remove(s)
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table.insert(s[#s].children, tmp)
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end
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if s[#s].level ~= 0 then
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local tmp = s[#s]
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table.remove(s)
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table.insert(s[#s].children, tmp)
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table.insert(s, value)
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else
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table.insert(s, value)
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end
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end
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::continue::
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end
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local top = s[#s]
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while top.level ~= 0 do
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table.remove(s)
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table.insert(s[#s].children, top)
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top = s[#s]
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end
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return s
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end
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---@param on_symbols function
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---@param opts table
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function M.request_symbols(on_symbols, opts)
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vim.fn.call('CocActionAsync', {
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'documentSymbols',
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function(_, symbols)
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on_symbols({ [1000000] = { result = convert_symbols(symbols) } }, opts)
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end,
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})
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end
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return M
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