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fix(lsp): convert range to byte index before highlighting (#16218)

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Co-authored-by: Mathias Fußenegger <mfussenegger@users.noreply.github.com>
Co-authored-by: Michael Lingelbach <m.j.lbach@gmail.com>
This commit is contained in:
elianiva 2021-11-07 05:05:52 +07:00 committed by GitHub
parent 77c54fc995
commit b74916cfd2
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2 changed files with 25 additions and 8 deletions
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2
runtime/lua/vim/lsp/handlers.lua
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@ -349,7 +349,7 @@ M['textDocument/signatureHelp'] = M.signature_help
--see: https://microsoft.github.io/language-server-protocol/specifications/specification-current/#textDocument_documentHighlight
M['textDocument/documentHighlight'] = function(_, result, ctx, _)
if not result then return end
util.buf_highlight_references(ctx.bufnr, result)
util.buf_highlight_references(ctx.bufnr, result, ctx.client_id)
end
---@private

31
runtime/lua/vim/lsp/util.lua
View File

@ -151,8 +151,7 @@ end
--- Position is a https://microsoft.github.io/language-server-protocol/specifications/specification-current/#position
--- Returns a zero-indexed column, since set_lines() does the conversion to
--- 1-indexed
local function get_line_byte_from_position(bufnr, position)
-- TODO handle offset_encoding
local function get_line_byte_from_position(bufnr, position, offset_encoding)
-- LSP's line and characters are 0-indexed
-- Vim's line and columns are 1-indexed
local col = position.character
@ -166,7 +165,13 @@ local function get_line_byte_from_position(bufnr, position)
local line = position.line
local lines = api.nvim_buf_get_lines(bufnr, line, line + 1, false)
if #lines > 0 then
local ok, result = pcall(vim.str_byteindex, lines[1], col, true)
local ok, result
if offset_encoding == "utf-16" or not offset_encoding then
ok, result = pcall(vim.str_byteindex, lines[1], col, true)
elseif offset_encoding == "utf-32" then
ok, result = pcall(vim.str_byteindex, lines[1], col, false)
end
if ok then
return result
@ -1497,18 +1502,30 @@ do --[[ References ]]
---@param bufnr buffer id
---@param references List of `DocumentHighlight` objects to highlight
---@see https://microsoft.github.io/language-server-protocol/specifications/specification-3-17/#documentHighlight
function M.buf_highlight_references(bufnr, references)
function M.buf_highlight_references(bufnr, references, client_id)
validate { bufnr = {bufnr, 'n', true} }
local client = vim.lsp.get_client_by_id(client_id)
if not client then
return
end
for _, reference in ipairs(references) do
local start_pos = {reference["range"]["start"]["line"], reference["range"]["start"]["character"]}
local end_pos = {reference["range"]["end"]["line"], reference["range"]["end"]["character"]}
local start_line, start_char = reference["range"]["start"]["line"], reference["range"]["start"]["character"]
local end_line, end_char = reference["range"]["end"]["line"], reference["range"]["end"]["character"]
local start_idx = get_line_byte_from_position(bufnr, { line = start_line, character = start_char }, client.offset_encoding)
local end_idx = get_line_byte_from_position(bufnr, { line = start_line, character = end_char }, client.offset_encoding)
local document_highlight_kind = {
[protocol.DocumentHighlightKind.Text] = "LspReferenceText";
[protocol.DocumentHighlightKind.Read] = "LspReferenceRead";
[protocol.DocumentHighlightKind.Write] = "LspReferenceWrite";
}
local kind = reference["kind"] or protocol.DocumentHighlightKind.Text
highlight.range(bufnr, reference_ns, document_highlight_kind[kind], start_pos, end_pos)
highlight.range(bufnr,
reference_ns,
document_highlight_kind[kind],
{ start_line, start_idx },
{ end_line, end_idx })
end
end
end