async: raise errors instead of returning pcall-style (#521)

1 files changed, 6 insertions, 2 deletions

diff --git a/lua/nvim-lsp-installer/core/async/init.lua b/lua/nvim-lsp-installer/core/async/init.lua
index 1dd2c138..e9c753d2 100644
--- a/lua/nvim-lsp-installer/core/async/init.lua
+++ b/lua/nvim-lsp-installer/core/async/init.lua
@@ -17,7 +17,7 @@ function Promise:_wrap_resolver_cb(success, cb)
             return
         end
         self.has_resolved = true
-        cb(success, ...)
+        cb(success, { ... })
     end
 end
 
@@ -26,7 +26,11 @@ function Promise:__call(callback)
 end
 
 local function await(resolver)
-    return co.yield(Promise.new(resolver))
+    local ok, value = co.yield(Promise.new(resolver))
+    if not ok then
+        error(value[1], 2)
+    end
+    return unpack(value)
 end
 
 local function table_pack(...)