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-rw-r--r--runtime/lua/vim/lsp/util.lua111
1 files changed, 95 insertions, 16 deletions
diff --git a/runtime/lua/vim/lsp/util.lua b/runtime/lua/vim/lsp/util.lua
index 88a5fb468f..ec1131ae1f 100644
--- a/runtime/lua/vim/lsp/util.lua
+++ b/runtime/lua/vim/lsp/util.lua
@@ -357,8 +357,11 @@ end
--- Returns the range table for the difference between old and new lines
--@param old_lines table list of lines
--@param new_lines table list of lines
+--@param start_line_idx int line to begin search for first difference
+--@param end_line_idx int line to begin search for last difference
+--@param offset_encoding string encoding requested by language server
--@returns table start_line_idx and start_col_idx of range
-function M.compute_diff(old_lines, new_lines, start_line_idx, end_line_idx)
+function M.compute_diff(old_lines, new_lines, start_line_idx, end_line_idx, offset_encoding)
local start_line, start_char = first_difference(old_lines, new_lines, start_line_idx)
local end_line, end_char = last_difference(vim.list_slice(old_lines, start_line, #old_lines),
vim.list_slice(new_lines, start_line, #new_lines), start_char, end_line_idx)
@@ -373,10 +376,19 @@ function M.compute_diff(old_lines, new_lines, start_line_idx, end_line_idx)
adj_end_char = #old_lines[#old_lines + end_line + 1] + end_char + 1
end
+ local _
+ if offset_encoding == "utf-16" then
+ _, start_char = vim.str_utfindex(old_lines[start_line], start_char - 1)
+ _, end_char = vim.str_utfindex(old_lines[#old_lines + end_line + 1], adj_end_char)
+ else
+ start_char = start_char - 1
+ end_char = adj_end_char
+ end
+
local result = {
range = {
- start = { line = start_line - 1, character = start_char - 1},
- ["end"] = { line = adj_end_line, character = adj_end_char}
+ start = { line = start_line - 1, character = start_char},
+ ["end"] = { line = adj_end_line, character = end_char}
},
text = text,
rangeLength = length + 1,
@@ -518,13 +530,13 @@ end
--- precedence is as follows: textEdit.newText > insertText > label
--@see https://microsoft.github.io/language-server-protocol/specifications/specification-current/#textDocument_completion
local function get_completion_word(item)
- if item.textEdit ~= nil and item.textEdit.newText ~= nil then
+ if item.textEdit ~= nil and item.textEdit.newText ~= nil and item.textEdit.newText ~= "" then
if protocol.InsertTextFormat[item.insertTextFormat] == "PlainText" then
return item.textEdit.newText
else
return M.parse_snippet(item.textEdit.newText)
end
- elseif item.insertText ~= nil then
+ elseif item.insertText ~= nil and item.insertText ~= "" then
if protocol.InsertTextFormat[item.insertTextFormat] == "PlainText" then
return item.insertText
else
@@ -612,6 +624,62 @@ function M.text_document_completion_list_to_complete_items(result, prefix)
return matches
end
+
+--- Rename old_fname to new_fname
+--
+--@param opts (table)
+-- overwrite? bool
+-- ignoreIfExists? bool
+function M.rename(old_fname, new_fname, opts)
+ opts = opts or {}
+ local bufnr = vim.fn.bufadd(old_fname)
+ vim.fn.bufload(bufnr)
+ local target_exists = vim.loop.fs_stat(new_fname) ~= nil
+ if target_exists and not opts.overwrite or opts.ignoreIfExists then
+ vim.notify('Rename target already exists. Skipping rename.')
+ return
+ end
+ local ok, err = os.rename(old_fname, new_fname)
+ assert(ok, err)
+ api.nvim_buf_call(bufnr, function()
+ vim.cmd('saveas! ' .. vim.fn.fnameescape(new_fname))
+ end)
+end
+
+
+local function create_file(change)
+ local opts = change.options or {}
+ -- from spec: Overwrite wins over `ignoreIfExists`
+ local fname = vim.uri_to_fname(change.uri)
+ if not opts.ignoreIfExists or opts.overwrite then
+ local file = io.open(fname, 'w')
+ file:close()
+ end
+ vim.fn.bufadd(fname)
+end
+
+
+local function delete_file(change)
+ local opts = change.options or {}
+ local fname = vim.uri_to_fname(change.uri)
+ local stat = vim.loop.fs_stat(fname)
+ if opts.ignoreIfNotExists and not stat then
+ return
+ end
+ assert(stat, "Cannot delete not existing file or folder " .. fname)
+ local flags
+ if stat and stat.type == 'directory' then
+ flags = opts.recursive and 'rf' or 'd'
+ else
+ flags = ''
+ end
+ local bufnr = vim.fn.bufadd(fname)
+ local result = tonumber(vim.fn.delete(fname, flags))
+ assert(result == 0, 'Could not delete file: ' .. fname .. ', stat: ' .. vim.inspect(stat))
+ api.nvim_buf_delete(bufnr, { force = true })
+end
+
+
--- Applies a `WorkspaceEdit`.
---
--@param workspace_edit (table) `WorkspaceEdit`
@@ -619,8 +687,17 @@ end
function M.apply_workspace_edit(workspace_edit)
if workspace_edit.documentChanges then
for idx, change in ipairs(workspace_edit.documentChanges) do
- if change.kind then
- -- TODO(ashkan) handle CreateFile/RenameFile/DeleteFile
+ if change.kind == "rename" then
+ M.rename(
+ vim.uri_to_fname(change.oldUri),
+ vim.uri_to_fname(change.newUri),
+ change.options
+ )
+ elseif change.kind == 'create' then
+ create_file(change)
+ elseif change.kind == 'delete' then
+ delete_file(change)
+ elseif change.kind then
error(string.format("Unsupported change: %q", vim.inspect(change)))
else
M.apply_text_document_edit(change, idx)
@@ -846,8 +923,8 @@ function M.preview_location(location)
end
local range = location.targetRange or location.range
local contents = api.nvim_buf_get_lines(bufnr, range.start.line, range["end"].line+1, false)
- local filetype = api.nvim_buf_get_option(bufnr, 'filetype')
- return M.open_floating_preview(contents, filetype)
+ local syntax = api.nvim_buf_get_option(bufnr, 'syntax')
+ return M.open_floating_preview(contents, syntax)
end
--@private
@@ -1032,8 +1109,10 @@ function M.fancy_floating_markdown(contents, opts)
-- This is because the syntax command doesn't accept a target.
local cwin = vim.api.nvim_get_current_win()
vim.api.nvim_set_current_win(winnr)
+ api.nvim_win_set_option(winnr, 'conceallevel', 2)
+ api.nvim_win_set_option(winnr, 'concealcursor', 'n')
- vim.cmd("ownsyntax markdown")
+ vim.cmd("ownsyntax lsp_markdown")
local idx = 1
--@private
local function apply_syntax_to_region(ft, start, finish)
@@ -1134,7 +1213,7 @@ end
--- Shows contents in a floating window.
---
--@param contents table of lines to show in window
---@param filetype string of filetype to set for opened buffer
+--@param syntax string of syntax to set for opened buffer
--@param opts dictionary with optional fields
-- - height of floating window
-- - width of floating window
@@ -1147,10 +1226,10 @@ end
-- - pad_bottom number of lines to pad contents at bottom
--@returns bufnr,winnr buffer and window number of the newly created floating
---preview window
-function M.open_floating_preview(contents, filetype, opts)
+function M.open_floating_preview(contents, syntax, opts)
validate {
contents = { contents, 't' };
- filetype = { filetype, 's', true };
+ syntax = { syntax, 's', true };
opts = { opts, 't', true };
}
opts = opts or {}
@@ -1163,12 +1242,12 @@ function M.open_floating_preview(contents, filetype, opts)
local width, height = M._make_floating_popup_size(contents, opts)
local floating_bufnr = api.nvim_create_buf(false, true)
- if filetype then
- api.nvim_buf_set_option(floating_bufnr, 'filetype', filetype)
+ if syntax then
+ api.nvim_buf_set_option(floating_bufnr, 'syntax', syntax)
end
local float_option = M.make_floating_popup_options(width, height, opts)
local floating_winnr = api.nvim_open_win(floating_bufnr, false, float_option)
- if filetype == 'markdown' then
+ if syntax == 'markdown' then
api.nvim_win_set_option(floating_winnr, 'conceallevel', 2)
end
api.nvim_buf_set_lines(floating_bufnr, 0, -1, true, contents)