Update

syntax/godefstack.vim

@@ -0,0 +1,22 @@
+if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'go') == -1
+  
+if exists("b:current_syntax")
+    finish
+endif
+
+syn match godefStackComment             '^".*'
+syn match godefLinePrefix               '^[>\s]\s' nextgroup=godefStackEntryNumber contains=godefStackCurrentPosition
+syn match godefStackEntryNumber         '\d\+' nextgroup=godefStackFilename skipwhite
+syn match godefStackCurrentPosition     '>' contained
+syn match godefStackFilename            '[^|]\+' contained nextgroup=godefStackEntryLocation
+syn region godefStackEntryLocation      oneline start='|' end='|' contained contains=godefStackEntryLocationNumber
+syn match godefStackEntryLocationNumber '\d\+' contained display
+
+let b:current_syntax = "godefstack"
+
+hi def link godefStackComment           Comment
+hi def link godefStackCurrentPosition   Special
+hi def link godefStackFilename          Directory
+hi def link godefStackEntryLocationNumber LineNr
+
+endif