Updated plugins

sources_non_forked/vim-go/autoload/go/oracle.vim

@@ -56,7 +56,7 @@ func! s:qflistSecond(output)
     " We discard line2 and col2 for the first errorformat, because it's not
     " useful and quickfix only has the ability to show one line and column
     " number
-	let &errorformat = "%f:%l.%c-%.%#:\ %m,%f:%l:%c:\ %m"
+	let &errorformat = "%f:%l.%c-%[%^:]%#:\ %m,%f:%l:%c:\ %m"
 
     " create the quickfix list and open it
     cgetexpr split(a:output, "\n")
@@ -189,6 +189,27 @@ endfunction
 " Show all refs to entity denoted by selected identifier
 function! go#oracle#Referrers(selected)
     let out = s:RunOracle('referrers', a:selected)
+
+    " append line contents from Go source file for some messages:
+    " '...: referenced here'
+    " '...: reference to NAME'
+    let lines = split(out, "\n")
+    let extlines = []
+    for line in lines
+        if line =~# '\v: referenced here$|: reference to [^ :]*$'
+            let parts = split(line, ':')
+            " Note: we count -3 from end, to support additional comma in
+            " Windows-style C:\... paths
+            let filename = join(parts[0:-3], ':')
+            let linenum = parts[-2]
+            let extline = line . ': ' . readfile(filename, '', linenum)[linenum-1]
+            call add(extlines, extline)
+        else
+            call add(extlines, line)
+        endif
+    endfor
+    let out = join(extlines, "\n")
+
     call s:qflistSecond(out)
 endfunction