From b0dff964d7e3d454b8eb756d06bb9e3601f3c595 Mon Sep 17 00:00:00 2001
From: ZacNugent <zac.nugent@gmail.com>
Date: Mon, 20 Nov 2017 21:27:13 +0000
Subject: [PATCH] fix sig provider with function return decl (#232)

---
 src/provider_signatures.jl | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/provider_signatures.jl b/src/provider_signatures.jl
index 348d353e..b128b54d 100644
--- a/src/provider_signatures.jl
+++ b/src/provider_signatures.jl
@@ -39,6 +39,9 @@ function process(r::JSONRPC.Request{Val{Symbol("textDocument/signatureHelp")},Te
         for vl in s.symbols[nsEy]
             if vl.v.t == :function
                 sig = CSTParser._get_fsig(vl.v.val)
+                if sig isa CSTParser.BinarySyntaxOpCall && CSTParser.is_decl(sig.op)
+                    sig = sig.arg1
+                end
                 Ps = ParameterInformation[]
                 for j = 2:length(sig.args)
                     if sig.args[j] isa EXPR{CSTParser.Parameters}