From 8a0498ee48a26f928b1dc1c02fb3d84d648a1c63 Mon Sep 17 00:00:00 2001
From: Krystian Kulgawczuk
 <29754364+krystian-kulgawczuk@users.noreply.github.com>
Date: Wed, 31 May 2023 16:19:21 +0200
Subject: [PATCH] New global variable for vertical cursor shift on GoIfErr
 (#347)

New variable will allow to customize exactly where cursor will end
up and allow user to set this exactly how they wish.

This change is backwards compatible as the default is the same
as was the hardcoded value.

Signed-off-by: Krystian Kulgawczuk <29754364+krystian-kulgawczuk@users.noreply.github.com>
---
 README.md        | 1 +
 doc/go.txt       | 1 +
 lua/go.lua       | 1 +
 lua/go/iferr.lua | 3 ++-
 4 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index e4bf095..8e78528 100644
--- a/README.md
+++ b/README.md
@@ -844,6 +844,7 @@ require('go').setup({
   on_stdout = function(err, data) _, _ = err, data end, -- callback when job started
   on_stderr = function(err, data)  _, _ = err, data  end, -- callback for stderr
   on_exit = function(code, signal, output)  _, _, _ = code, signal, output  end, -- callback for jobexit, output : string
+  iferr_vertical_shift = 4 -- defines where the cursor will end up vertically from the begining of if err statement 
 })
 ```
 
diff --git a/doc/go.txt b/doc/go.txt
index 4ebd81d..c16a222 100644
--- a/doc/go.txt
+++ b/doc/go.txt
@@ -444,6 +444,7 @@ You can setup go.nvim with following options:
   test_runner = "go", -- one of {`go`, `richgo`, `dlv`, `ginkgo`}
   run_in_floaterm = false, -- set to true to run in float window.
   luasnip = false, -- set true to enable included luasnip
+  iferr_vertical_shift = 4 -- defines where the cursor will end up vertically from the begining of if err statement after GoIfErr command
 }
 
 vim:tw=78:ts=8:sts=8:sw=8:ft=help:norl:expandtab
diff --git a/lua/go.lua b/lua/go.lua
index 5b0eea8..9c4f713 100644
--- a/lua/go.lua
+++ b/lua/go.lua
@@ -128,6 +128,7 @@ _GO_NVIM_CFG = {
   on_stdout = function(err, data) _, _ = err, data end, -- callback when job started
   on_stderr = function(err, data)  _, _ = err, data  end, -- callback for stderr
   on_exit = function(code, signal, output)  _, _, _ = code, signal, output  end, -- callback for jobexit, output : string
+  iferr_vertical_shift = 4 -- defines where the cursor will end up vertically from the begining of if err statement after GoIfErr command
 }
 
 -- TODO: nvim_{add,del}_user_command  https://github.com/neovim/neovim/pull/16752
diff --git a/lua/go/iferr.lua b/lua/go/iferr.lua
index d5e6f94..819b9b7 100644
--- a/lua/go/iferr.lua
+++ b/lua/go/iferr.lua
@@ -26,7 +26,8 @@ local run = function()
 
   vim.cmd('silent normal! j=2j')
   vfn.setpos('.', pos)
-  vim.cmd('silent normal! 4j')
+  local vertical_shift =  tostring(_GO_NVIM_CFG.iferr_vertical_shift) .. 'j'
+  vim.cmd('silent normal! ' .. vertical_shift)
   --
 
 end