diff options
Diffstat (limited to 'lua/telescope/previewers/buffer_previewer.lua')
| -rw-r--r-- | lua/telescope/previewers/buffer_previewer.lua | 77 |
1 files changed, 30 insertions, 47 deletions
diff --git a/lua/telescope/previewers/buffer_previewer.lua b/lua/telescope/previewers/buffer_previewer.lua index 8ad21dd..feb95f0 100644 --- a/lua/telescope/previewers/buffer_previewer.lua +++ b/lua/telescope/previewers/buffer_previewer.lua @@ -1,7 +1,6 @@ local from_entry = require "telescope.from_entry" local Path = require "plenary.path" local utils = require "telescope.utils" -local strings = require "plenary.strings" local putils = require "telescope.previewers.utils" local Previewer = require "telescope.previewers.previewer" local conf = require("telescope.config").values @@ -56,39 +55,6 @@ local function defaulter(f, default_opts) } end -local function set_timeout_message(bufnr, winid, message) - local height = vim.api.nvim_win_get_height(winid) - local width = vim.api.nvim_win_get_width(winid) - vim.api.nvim_buf_set_lines( - bufnr, - 0, - -1, - false, - utils.repeated_table(height, table.concat(utils.repeated_table(width, "╱"), "")) - ) - for linenr = 0, height do - vim.api.nvim_buf_add_highlight(bufnr, -1, "TelescopePreviewMessage", linenr, 0, -1) - end - local anon_ns = vim.api.nvim_create_namespace "" - local padding = table.concat(utils.repeated_table(#message + 4, " "), "") - local lines = { - padding, - " " .. message .. " ", - padding, - } - - local col = math.floor((width - strings.strdisplaywidth(lines[2])) / 2) - for i, line in ipairs(lines) do - vim.api.nvim_buf_set_extmark( - bufnr, - anon_ns, - math.floor(height / 2) - 1 + i, - 0, - { virt_text = { { line, "TelescopePreviewMessage" } }, virt_text_pos = "overlay", virt_text_win_col = col } - ) - end -end - -- modified vim.split to incorporate a timer local function split(s, sep, plain, opts) opts = opts or {} @@ -190,14 +156,20 @@ previewers.file_maker = function(filepath, bufnr, opts) opts.preview = opts.preview or {} opts.preview.timeout = vim.F.if_nil(opts.preview.timeout, 250) -- in ms opts.preview.filesize_limit = vim.F.if_nil(opts.preview.filesize_limit, 25) -- in mb + opts.preview.msg_bg_fillchar = vim.F.if_nil(opts.preview.msg_bg_fillchar, "╱") -- in mb if opts.use_ft_detect == nil then opts.use_ft_detect = true end - local ft = opts.use_ft_detect and pfiletype.detect(filepath) + opts.ft = opts.use_ft_detect and pfiletype.detect(filepath) if opts.bufname ~= filepath then if not vim.in_fast_event() then filepath = vim.fn.expand(filepath) end + if type(opts.preview.filetype_hook) == "function" then + if not opts.preview.filetype_hook(filepath, bufnr, opts) then + return + end + end vim.loop.fs_stat(filepath, function(_, stat) if not stat then return @@ -215,17 +187,20 @@ previewers.file_maker = function(filepath, bufnr, opts) end), }) else - if opts.preview.check_mime_type == true and has_file and ft == "" then + if opts.preview.check_mime_type == true and has_file and opts.ft == "" then -- avoid SIGABRT in buffer previewer happening with utils.get_os_command_output local output = capture(string.format([[file --mime-type -b "%s"]], filepath)) local mime_type = vim.split(output, "/")[1] if mime_type ~= "text" and mime_type ~= "inode" then if type(opts.preview.mime_hook) == "function" then - opts.preview.mime_hook(filepath, bufnr, opts) + vim.schedule_wrap(opts.preview.mime_hook)(filepath, bufnr, opts) else - vim.schedule(function() - set_timeout_message(bufnr, opts.winid, "Binary cannot be previewed") - end) + vim.schedule_wrap(putils.set_preview_message)( + bufnr, + opts.winid, + "Binary cannot be previewed", + opts.preview.msg_bg_fillchar + ) end return end @@ -235,11 +210,14 @@ previewers.file_maker = function(filepath, bufnr, opts) local mb_filesize = math.floor(stat.size / bytes_to_megabytes) if mb_filesize > opts.preview.filesize_limit then if type(opts.preview.filesize_hook) == "function" then - opts.preview.filesize_hook(filepath, bufnr, opts) + vim.schedule_wrap(opts.preview.filesize_hook)(filepath, bufnr, opts) else - vim.schedule(function() - set_timeout_message(bufnr, opts.winid, "File exceeds preview size limit") - end) + vim.schedule_wrap(putils.set_preview_message)( + bufnr, + opts.winid, + "File exceeds preview size limit", + opts.preview.msg_bg_fillchar + ) end return end @@ -261,12 +239,17 @@ previewers.file_maker = function(filepath, bufnr, opts) if opts.callback then opts.callback(bufnr) end - putils.highlighter(bufnr, ft, opts) + putils.highlighter(bufnr, opts.ft, opts) else if type(opts.preview.timeout_hook) == "function" then - opts.preview.timeout_hook(filepath, bufnr, opts) + vim.schedule_wrap(opts.preview.timeout_hook)(filepath, bufnr, opts) else - set_timeout_message(bufnr, opts.winid, "Previewer timed out") + vim.schedule_wrap(putils.set_preview_message)( + bufnr, + opts.winid, + "Previewer timed out", + opts.preview.msg_bg_fillchar + ) end return end |