3 files changed, 9 insertions, 6 deletions
diff --git a/lua/nvim-lsp-installer/core/managers/github/client.lua b/lua/nvim-lsp-installer/core/managers/github/client.lua
index e2d6e977..da0e4302 100644
--- a/lua/nvim-lsp-installer/core/managers/github/client.lua
+++ b/lua/nvim-lsp-installer/core/managers/github/client.lua
@@ -45,14 +45,17 @@ function M.fetch_release(repo, tag_name)
     end)
 end
 
----@alias FetchLatestGithubReleaseOpts {tag_name_pattern:string}
+---@alias FetchLatestGithubReleaseOpts {tag_name_pattern:string|nil, include_prelease: boolean}
 
 ---@async
 ---@param repo string @The GitHub repo ("username/repo").
 ---@param opts FetchLatestGithubReleaseOpts|nil
 ---@return Result @of GitHubRelease
 function M.fetch_latest_release(repo, opts)
-    opts = opts or {}
+    opts = opts or {
+        tag_name_pattern = nil,
+        include_prelease = false,
+    }
     return M.fetch_releases(repo):map_catching(
         ---@param releases GitHubRelease[]
         function(releases)
@@ -60,7 +63,7 @@ function M.fetch_latest_release(repo, opts)
             local latest_release = list_find_first(
                 ---@param release GitHubRelease
                 function(release)
-                    local is_stable_release = not release.prerelease and not release.draft
+                    local is_stable_release = (release.prerelease and opts.include_prelease) and not release.draft
                     if opts.tag_name_pattern then
                         return is_stable_release and release.tag_name:match(opts.tag_name_pattern)
                     end
diff --git a/lua/nvim-lsp-installer/core/managers/github/init.lua b/lua/nvim-lsp-installer/core/managers/github/init.lua
index 87947447..58856b66 100644
--- a/lua/nvim-lsp-installer/core/managers/github/init.lua
+++ b/lua/nvim-lsp-installer/core/managers/github/init.lua
@@ -42,8 +42,9 @@ function M.release_file(opts)
     if not asset_file then
         error(
             (
-                "Could not find which release file to download. Most likely the current operating system, architecture (%s), or libc (%s) is not supported."
-            ):format(platform.arch, platform.get_libc())
+                "Could not find which release file to download.\nMost likely the current operating system, architecture (%s), or libc (%s) is not supported."
+            ):format(platform.arch, platform.get_libc()),
+            0
         )
     end
     local download_url = ("https://github.com/%s/releases/download/%s/%s"):format(opts.repo, release, asset_file)
diff --git a/lua/nvim-lsp-installer/servers/init.lua b/lua/nvim-lsp-installer/servers/init.lua
index 7ae84eb1..8e721619 100644
--- a/lua/nvim-lsp-installer/servers/init.lua
+++ b/lua/nvim-lsp-installer/servers/init.lua
@@ -1,6 +1,5 @@
 local functional = require "nvim-lsp-installer.core.functional"
 local path = require "nvim-lsp-installer.core.path"
-local a = require "nvim-lsp-installer.core.async"
 local fs = require "nvim-lsp-installer.core.fs"
 local settings = require "nvim-lsp-installer.settings"
 local log = require "nvim-lsp-installer.log"