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feat: Improved previewers and cleanup

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This commit is contained in:
TJ DeVries
2020-09-17 12:34:42 -04:00
parent 7bdb39b138
commit a9d9b3d8bf
5 changed files with 192 additions and 185 deletions
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lua/telescope/builtin.lua
+4
View File
@@ -294,6 +294,8 @@ builtin.lsp_workspace_symbols = function(opts)
end
builtin.quickfix = function(opts)
opts = opts or {}
local locations = vim.fn.getqflist()
if vim.tbl_isempty(locations) then
@@ -603,6 +605,8 @@ builtin.planets = function(opts)
print("Enjoy astronomy! You viewed:", selection.display)
end)
return true
end,
}:find()
end
lua/telescope/make_entry.lua
+10 -3
View File
@@ -2,6 +2,8 @@ local has_devicons, devicons = pcall(require, 'nvim-web-devicons')
local utils = require('telescope.utils')
local get_default = utils.get_default
local make_entry = {}
make_entry.types = {
@@ -131,13 +133,16 @@ end
function make_entry.gen_from_quickfix(opts)
opts = opts or {}
opts.tail_path = get_default(opts.tail_path, true)
local make_display = function(entry)
local to_concat = {}
if not opts.hide_filename then
local filename = entry.filename
if opts.shorten_path then
if opts.tail_path then
filename = utils.path_tail(filename)
elseif opts.shorten_path then
filename = utils.path_shorten(filename)
end
@@ -151,17 +156,19 @@ function make_entry.gen_from_quickfix(opts)
end
return function(entry)
local filename = entry.filename or vim.api.nvim_buf_get_name(entry.bufnr)
return {
valid = true,
value = entry,
ordinal = (
not opts.ignore_filename and entry.filename
not opts.ignore_filename and filename
or ''
) .. ' ' .. entry.text,
display = make_display,
filename = entry.filename,
filename = filename,
lnum = entry.lnum,
col = entry.col,
text = entry.text,
lua/telescope/pickers.lua
+3
View File
@@ -593,6 +593,9 @@ function Picker:set_selection(row)
return
end
-- TODO: Probably should figure out what the rows are that made this happen...
-- Probably something with setting a row that's too high for this?
-- Not sure.
local set_ok, set_errmsg = pcall(function()
-- Handle adding '> ' to beginning of selections
if self._selection_row then
lua/telescope/previewers.lua
+159 -178
View File
@@ -4,7 +4,7 @@ local from_entry = require('telescope.from_entry')
local log = require('telescope.log')
local utils = require('telescope.utils')
local get_default = utils.get_default
local flatten = vim.tbl_flatten
local buf_delete = utils.buf_delete
local job_is_running = utils.job_is_running
@@ -16,7 +16,44 @@ local Previewer = {}
Previewer.__index = Previewer
-- TODO: Should play with these some more, ty @clason
local bat_options = " --style=plain --color=always "
local bat_options = {"--style=plain", "--color=always"}
local bat_maker = function(filename, lnum, start, finish)
local command = {"bat"}
if lnum then
table.insert(command, { "--highlight-line", lnum})
end
if start and finish then
table.insert(command, { "-r", string.format("%s:%s", start, finish) })
end
return flatten {
command, bat_options, "--", filename
}
end
-- TODO: Add other options for cat to do this better
local cat_maker = function(filename, lnum, start, finish)
return {
"cat", "--", filename
}
end
local get_maker = function(opts)
local maker = opts.maker
if not maker and 1 == vim.fn.executable("bat") then
maker = bat_maker
elseif not maker and 1 == vim.fn.executable("cat") then
maker = cat_maker
end
if not maker then
error("Needs maker")
end
return maker
end
local previewer_ns = vim.api.nvim_create_namespace('telescope.previewers')
@@ -97,6 +134,7 @@ previewers.new_termopen_previewer = function(opts)
opts = opts or {}
assert(opts.get_command, "get_command is a required function")
assert(not opts.preview_fn, "preview_fn not allowed")
local opt_setup = opts.setup
local opt_teardown = opts.teardown
@@ -104,45 +142,32 @@ previewers.new_termopen_previewer = function(opts)
local old_bufs = {}
local function get_term_id(self)
if not self.state then
return nil
end
if not self.state then return nil end
return self.state.termopen_id
end
local function get_bufnr(self)
if not self.state then
return nil
end
if not self.state then return nil end
return self.state.termopen_bufnr
end
local function set_term_id(self, value)
if job_is_running(get_term_id(self)) then
vim.fn.jobstop(get_term_id(self))
end
if self.state then
self.state.termopen_id = value
end
if job_is_running(get_term_id(self)) then vim.fn.jobstop(get_term_id(self)) end
if self.state then self.state.termopen_id = value end
end
local function set_bufnr(self, value)
if get_bufnr(self) then table.insert(old_bufs, get_bufnr(self)) end
if self.state then
self.state.termopen_bufnr = value
end
if self.state then self.state.termopen_bufnr = value end
end
local function setup(self)
function opts.setup(self)
local state = {}
if opt_setup then
vim.tbl_deep_extend("force", state, opt_setup(self))
end
if opt_setup then vim.tbl_deep_extend("force", state, opt_setup(self)) end
return state
end
local function teardown(self)
function opts.teardown(self)
if opt_teardown then
opt_teardown(self)
end
@@ -158,10 +183,9 @@ previewers.new_termopen_previewer = function(opts)
for _, bufnr in ipairs(old_bufs) do
buf_delete(bufnr)
end
end
local function preview_fn(self, entry, status)
function opts.preview_fn(self, entry, status)
if get_bufnr(self) == nil then
set_bufnr(self, vim.api.nvim_win_get_buf(status.preview_win))
end
@@ -185,21 +209,19 @@ previewers.new_termopen_previewer = function(opts)
vim.api.nvim_buf_set_name(bufnr, tostring(bufnr))
end
return Previewer:new {
setup = setup,
teardown = teardown,
preview_fn = preview_fn,
send_input = function(self, input)
if not opts.send_input then
function opts.send_input(self, input)
local termcode = vim.api.nvim_replace_termcodes(input, true, false, true)
local term_id = get_term_id(self)
if term_id then
vim.fn.chansend(term_id, termcode)
end
end,
end
end
scroll_fn = function(self, direction)
if not opts.scroll_fn then
function opts.scroll_fn(self, direction)
if not self.state then
return
end
@@ -208,25 +230,11 @@ previewers.new_termopen_previewer = function(opts)
local count = math.abs(direction)
self:send_input(count..input)
end,
}
end
previewers.termopen = defaulter(function(opts)
local command_string = assert(opts.command, 'opts.command is required')
return previewers.new {
preview_fn = function(_, entry, status)
local bufnr = vim.api.nvim_create_buf(false, true)
vim.api.nvim_win_set_buf(status.preview_win, bufnr)
with_preview_window(status, bufnr, function()
vim.fn.termopen(string.format(command_string, entry.value))
end)
end
}
end, {})
end
return Previewer:new(opts)
end
previewers.vim_buffer = defaulter(function(_)
return previewers.new {
@@ -282,6 +290,104 @@ previewers.vim_buffer = defaulter(function(_)
end, {})
previewers.cat = defaulter(function(opts)
local maker = get_maker(opts)
return previewers.new_termopen_previewer {
get_command = function(entry)
local path = from_entry.path(entry, true)
if path == nil then
return
end
return maker(path)
end
}
end, {})
previewers.vimgrep = defaulter(function(opts)
local maker = get_maker(opts)
return previewers.new_termopen_previewer {
get_command = function(entry, status)
local win_id = status.preview_win
local height = vim.api.nvim_win_get_height(win_id)
local filename = entry.filename
local lnum = entry.lnum or 0
local context = math.floor(height / 2)
local start = math.max(0, lnum - context)
local finish = lnum + context
return maker(filename, lnum, start, finish)
end,
}
end, {})
previewers.qflist = defaulter(function(opts)
opts = opts or {}
local maker = get_maker(opts)
return previewers.new_termopen_previewer {
get_command = function(entry, status)
local win_id = status.preview_win
local height = vim.api.nvim_win_get_height(win_id)
local filename = entry.filename
local lnum = entry.lnum
local start, finish
if entry.start and entry.finish then
start = entry.start
finish = entry.finish
else
local context = math.floor(height / 2)
start = math.max(0, lnum - context)
finish = lnum + context
end
return maker(filename, lnum, start, finish)
end
}
end, {})
-- WIP
previewers.help = defaulter(function(_)
return previewers.new {
preview_fn = function(_, entry, status)
with_preview_window(status, nil, function()
local old_tags = vim.o.tags
vim.o.tags = vim.fn.expand("$VIMRUNTIME") .. '/doc/tags'
local taglist = vim.fn.taglist('^' .. entry.value .. '$')
if vim.tbl_isempty(taglist) then
taglist = vim.fn.taglist(entry.value)
end
if vim.tbl_isempty(taglist) then
return
end
local best_entry = taglist[1]
local new_bufnr = vim.fn.bufnr(best_entry.filename, true)
vim.api.nvim_buf_set_option(new_bufnr, 'filetype', 'help')
vim.api.nvim_win_set_buf(status.preview_win, new_bufnr)
vim.cmd [["gg"]]
print(best_entry.cmd)
vim.cmd(string.format([[execute "%s"]], best_entry.cmd))
vim.o.tags = old_tags
end)
end
}
end, {})
-- WIP
-- TODO: This needs a big rewrite.
previewers.vim_buffer_or_bat = defaulter(function(_)
return previewers.new {
preview_fn = function(_, entry, status)
@@ -317,131 +423,6 @@ previewers.vim_buffer_or_bat = defaulter(function(_)
}
end, {})
previewers.cat = defaulter(function(opts)
return previewers.new_termopen_previewer {
get_command = function(entry)
local path = from_entry.path(entry, true)
if path == nil then
return
end
return string.format('bat %s -- "%s"', bat_options, path)
end
}
end, {})
previewers.vimgrep = defaulter(function(_)
local command_string = "cat -- '%s'"
if vim.fn.executable("bat") then
command_string = "bat --highlight-line '%s' -r '%s':'%s'" .. bat_options .. " -- '%s'"
end
return previewers.new_termopen_previewer {
get_command = function(entry, status)
local win_id = status.preview_win
local height = vim.api.nvim_win_get_height(win_id)
local filename = entry.filename
local lnum = entry.lnum or 0
local context = math.floor(height / 2)
local start = math.max(0, lnum - context)
local finish = lnum + context
return string.format(command_string, lnum, start, finish, filename)
end,
}
end, {})
previewers.qflist = defaulter(function(_)
return previewers.new {
setup = function()
local command_string = "cat '%s'"
if vim.fn.executable("bat") then
command_string = "bat '%s' --highlight-line '%s' -r '%s':'%s'" .. bat_options
end
return {
command_string = command_string
}
end,
preview_fn = function(self, entry, status)
local bufnr = vim.api.nvim_create_buf(false, true)
local win_id = status.preview_win
local height = vim.api.nvim_win_get_height(win_id)
local filename = entry.value.filename
local lnum = entry.value.lnum
local start, finish
if entry.start and entry.finish then
start = entry.start
finish = entry.finish
else
local context = math.floor(height / 2)
start = math.max(0, lnum - context)
finish = lnum + context
end
vim.api.nvim_win_set_buf(status.preview_win, bufnr)
local termopen_command = string.format(self.state.command_string, filename, lnum, start, finish)
with_preview_window(status, bufnr, function()
vim.fn.termopen(termopen_command)
end)
end
}
end, {})
previewers.help = defaulter(function(_)
return previewers.new {
preview_fn = function(_, entry, status)
with_preview_window(status, nil, function()
local old_tags = vim.o.tags
vim.o.tags = vim.fn.expand("$VIMRUNTIME") .. '/doc/tags'
local taglist = vim.fn.taglist('^' .. entry.value .. '$')
if vim.tbl_isempty(taglist) then
taglist = vim.fn.taglist(entry.value)
end
if vim.tbl_isempty(taglist) then
return
end
local best_entry = taglist[1]
local new_bufnr = vim.fn.bufnr(best_entry.filename, true)
vim.api.nvim_buf_set_option(new_bufnr, 'filetype', 'help')
vim.api.nvim_win_set_buf(status.preview_win, new_bufnr)
vim.cmd [["gg"]]
print(best_entry.cmd)
vim.cmd(string.format([[execute "%s"]], best_entry.cmd))
vim.o.tags = old_tags
end)
end
}
end, {})
previewers.planet_previewer = previewers.new {
preview_fn = function(self, entry, status)
local bufnr = vim.api.nvim_create_buf(false, true)
vim.api.nvim_win_set_buf(status.preview_win, bufnr)
local termopen_command = "bat " .. entry.value
-- HACK! Requires `termopen` to accept buffer argument.
vim.cmd(string.format("noautocmd call win_gotoid(%s)", status.preview_win))
vim.fn.termopen(termopen_command)
vim.cmd(string.format("noautocmd call win_gotoid(%s)", status.prompt_win))
end
}
previewers.Previewer = Previewer
return previewers
lua/telescope/utils.lua
+16 -4
View File
@@ -1,5 +1,12 @@
local utils = {}
utils.get_separator = (function()
local val = package.config:sub(1, 1)
return function()
return val
end
end)()
utils.if_nil = function(x, was_nil, was_not_nil)
if x == nil then
return was_nil
@@ -114,6 +121,15 @@ utils.path_shorten = (function()
end
end)()
utils.path_tail = (function()
local os_sep = utils.get_separator()
local match_string = '[^' .. os_sep .. ']*$'
return function(path)
return string.match(path, match_string)
end
end)()
-- local x = utils.make_default_callable(function(opts)
-- return function()
-- print(opts.example, opts.another)
@@ -138,10 +154,6 @@ function utils.make_default_callable(f, default_opts)
})
end
function utils.get_separator()
return package.config:sub(1, 1)
end
function utils.job_is_running(job_id)
if job_id == nil then return false end
return vim.fn.jobwait({job_id}, 0)[1] == -1