feat: add roslyn support

lua/colorful-menu/init.lua

@@ -42,6 +42,9 @@ M.config = {
             -- Such as "From <stdio.h>".
             extra_info_hl = "@comment",
         },
+        roslyn = {
+            extra_info_hl = "@comment",
+        },
         fallback = true,
     },
     fallback_highlight = "@variable",
@@ -186,6 +189,9 @@ function M.highlights(completion_item, ls)
     elseif ls == "intelephense" then
         item = require("colorful-menu.languages.php").intelephense(completion_item, ls)
         --
+    elseif ls == "roslyn" then
+        item = require("colorful-menu.languages.cs").roslyn(completion_item, ls)
+        --
     else
         -- No languages detected so check if we should highlight with default or not
         if not M.config.ls.fallback then

lua/colorful-menu/languages/cs.lua

@@ -0,0 +1,59 @@
+local utils = require("colorful-menu.utils")
+local Kind = require("colorful-menu").Kind
+local config = require("colorful-menu").config
+
+local M = {}
+
+---@param completion_item lsp.CompletionItem
+---@param ls string
+---@return CMHighlights
+function M.roslyn(completion_item, ls)
+    local label = completion_item.label
+    local description = completion_item.labelDetails and completion_item.labelDetails.description
+    local kind = completion_item.kind
+
+    local text = label
+
+    if not kind then
+        return utils.highlight_range(text, ls, 0, #text)
+    end
+
+    local highlight_name
+    if kind == Kind.Class or kind == Kind.Interface or kind == Kind.Enum then
+        highlight_name = "@type"
+    elseif kind == Kind.Constructor then
+        highlight_name = "@type"
+    elseif kind == Kind.Constant then
+        highlight_name = "@constant"
+    elseif kind == Kind.Function or kind == Kind.Method then
+        highlight_name = "@function"
+    elseif kind == Kind.Property or kind == Kind.Field then
+        highlight_name = "@property"
+    elseif kind == Kind.Variable then
+        highlight_name = "@variable"
+    else
+        highlight_name = config.fallback_highlight
+    end
+
+    local highlights = {
+        {
+            highlight_name,
+            range = { 0, #label },
+        },
+    }
+
+    if description then
+        text = label .. " " .. description
+        table.insert(highlights, {
+            config.ls.roslyn.extra_info_hl,
+            range = { #label + 1, #text },
+        })
+    end
+
+    return {
+        text = text,
+        highlights = highlights,
+    }
+end
+
+return M