diff options
Diffstat (limited to 'runtime/lua/vim/lsp/util.lua')
| -rw-r--r-- | runtime/lua/vim/lsp/util.lua | 57 |
1 files changed, 41 insertions, 16 deletions
diff --git a/runtime/lua/vim/lsp/util.lua b/runtime/lua/vim/lsp/util.lua index cb9a7cbed5..2ea848dfe9 100644 --- a/runtime/lua/vim/lsp/util.lua +++ b/runtime/lua/vim/lsp/util.lua @@ -806,14 +806,20 @@ function M.convert_input_to_markdown_lines(input, contents) assert(type(input) == 'table', "Expected a table for Hover.contents") -- MarkupContent if input.kind then - -- The kind can be either plaintext or markdown. However, either way we - -- will just be rendering markdown, so we handle them both the same way. - -- TODO these can have escaped/sanitized html codes in markdown. We - -- should make sure we handle this correctly. + -- The kind can be either plaintext or markdown. + -- If it's plaintext, then wrap it in a <text></text> block -- Some servers send input.value as empty, so let's ignore this :( + input.value = input.value or '' + + if input.kind == "plaintext" then + -- wrap this in a <text></text> block so that stylize_markdown + -- can properly process it as plaintext + input.value = string.format("<text>\n%s\n</text>", input.value or "") + end + -- assert(type(input.value) == 'string') - list_extend(contents, split_lines(input.value or '')) + list_extend(contents, split_lines(input.value)) -- MarkupString variation 2 elseif input.language then -- Some servers send input.value as empty, so let's ignore this :( @@ -1134,26 +1140,45 @@ function M.stylize_markdown(bufnr, contents, opts) } opts = opts or {} + -- table of fence types to {ft, begin, end} + -- when ft is nil, we get the ft from the regex match + local matchers = { + block = {nil, "```+([a-zA-Z0-9_]*)", "```+"}, + pre = {"", "<pre>", "</pre>"}, + code = {"", "<code>", "</code>"}, + text = {"plaintex", "<text>", "</text>"}, + } + + local match_begin = function(line) + for type, pattern in pairs(matchers) do + local ret = line:match(string.format("^%%s*%s%%s*$", pattern[2])) + if ret then + return { + type = type, + ft = pattern[1] or ret + } + end + end + end + + local match_end = function(line, match) + local pattern = matchers[match.type] + return line:match(string.format("^%%s*%s%%s*$", pattern[3])) + end + local stripped = {} local highlights = {} do local i = 1 while i <= #contents do local line = contents[i] - -- TODO(ashkan): use a more strict regex for filetype? - local ft = line:match("^```([a-zA-Z0-9_]*)$") - -- local ft = line:match("^```(.*)$") - -- TODO(ashkan): validate the filetype here. - local is_pre = line:match("^%s*<pre>%s*$") - if is_pre then - ft = "" - end - if ft then + local match = match_begin(line) + if match then local start = #stripped i = i + 1 while i <= #contents do line = contents[i] - if line == "```" or (is_pre and line:match("^%s*</pre>%s*$")) then + if match_end(line, match) then i = i + 1 break end @@ -1161,7 +1186,7 @@ function M.stylize_markdown(bufnr, contents, opts) i = i + 1 end table.insert(highlights, { - ft = ft; + ft = match.ft; start = start + 1; finish = #stripped + 1 - 1; }) |