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feat(lsp): use fancy_floating_markdown for signature_help

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This commit is contained in:
Folke Lemaitre
2021-05-21 19:19:17 +02:00
parent 02390af5a6
commit bfdd750fce
2 changed files with 22 additions and 15 deletions
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17
runtime/lua/vim/lsp/handlers.lua
View File

@@ -271,9 +271,7 @@ function M.hover(_, method, result, _, _, config)
-- return { 'No information available' }
return
end
local bufnr, winnr = util.fancy_floating_markdown(markdown_lines, {
border = config.border
})
local bufnr, winnr = util.fancy_floating_markdown(markdown_lines, config)
util.close_preview_autocmd({"CursorMoved", "BufHidden", "InsertCharPre"}, winnr)
return bufnr, winnr
end)
@@ -341,17 +339,20 @@ function M.signature_help(_, method, result, _, bufnr, config)
print('No signature help available')
return
end
local lines = util.convert_signature_help_to_markdown_lines(result)
local p_bufnr, winnr = util.focusable_float(method, function()
local ft = api.nvim_buf_get_option(bufnr, 'filetype')
local lines = util.convert_signature_help_to_markdown_lines(result, ft)
lines = util.trim_empty_lines(lines)
if vim.tbl_isempty(lines) then
print('No signature help available')
return
end
local syntax = api.nvim_buf_get_option(bufnr, 'syntax')
local p_bufnr, _ = util.focusable_preview(method, function()
return lines, util.try_trim_markdown_code_blocks(lines), config
local p_bufnr, p_winnr = util.fancy_floating_markdown(lines, config)
util.close_preview_autocmd({"CursorMoved", "CursorMovedI", "BufHidden", "InsertCharPre"}, p_winnr)
return p_bufnr, p_winnr
end)
api.nvim_buf_set_option(p_bufnr, 'syntax', syntax)
return p_bufnr, winnr
end
--@see https://microsoft.github.io/language-server-protocol/specifications/specification-current/#textDocument_signatureHelp

10
runtime/lua/vim/lsp/util.lua
View File

@@ -804,9 +804,10 @@ end
--- Converts `textDocument/SignatureHelp` response to markdown lines.
---
--@param signature_help Response of `textDocument/SignatureHelp`
--@param ft optional filetype that will be use as the `lang` for the label markdown code block
--@returns list of lines of converted markdown.
--@see https://microsoft.github.io/language-server-protocol/specifications/specification-current/#textDocument_signatureHelp
function M.convert_signature_help_to_markdown_lines(signature_help)
function M.convert_signature_help_to_markdown_lines(signature_help, ft)
if not signature_help.signatures then
return
end
@@ -824,7 +825,12 @@ function M.convert_signature_help_to_markdown_lines(signature_help)
if not signature then
return
end
vim.list_extend(contents, vim.split(signature.label, '\n', true))
local label = signature.label
if ft then
-- wrap inside a code block so fancy_markdown can render it properly
label = ("```%s\n%s\n```"):format(ft, label)
end
vim.list_extend(contents, vim.split(label, '\n', true))
if signature.documentation then
M.convert_input_to_markdown_lines(signature.documentation, contents)
end