From e9f93be3562b6379472ca7d16c12ac082419b9f7 Mon Sep 17 00:00:00 2001
From: Tim Pope <code@tpope.net>
Date: Mon, 12 Jul 2021 15:27:33 -0400
Subject: [PATCH] Generalize :GBrowse - to all temp buffers

---
 autoload/fugitive.vim | 26 +++++++++++++++++---------
 1 file changed, 17 insertions(+), 9 deletions(-)

diff --git a/autoload/fugitive.vim b/autoload/fugitive.vim
index 84ddd4d..9ec7451 100644
--- a/autoload/fugitive.vim
+++ b/autoload/fugitive.vim
@@ -6240,15 +6240,9 @@ function! fugitive#BrowseCommand(line1, count, range, bang, mods, arg, args) abo
       let rev = ''
       let result = fugitive#Result()
       if filereadable(get(result, 'file', ''))
-        for line in readfile(result.file, 4096)
-          let rev = s:fnameescape(matchstr(line, '\<https\=://[^[:space:]<>]*[^[:space:]<>.,;:"''!?]'))
-          if len(rev)
-            break
-          endif
-        endfor
-        if empty(rev)
-          return 'echoerr ' . string('fugitive: no URL found in output of last :Git')
-        endif
+        let rev = s:fnameescape(result.file)
+      else
+        return 'echoerr ' . string('fugitive: could not find prior :Git invocation')
       endif
     elseif !exists('l:remote')
       let remote = matchstr(arg, '@\zs\%('.validremote.'\)$')
@@ -6265,6 +6259,20 @@ function! fugitive#BrowseCommand(line1, count, range, bang, mods, arg, args) abo
     if expanded =~? '^\a\a\+:[\/][\/]' && expanded !~? '^fugitive:'
       return s:BrowserOpen(s:Slash(expanded), a:mods, a:bang)
     endif
+    if !exists('l:result')
+      let result = s:TempState(empty(expanded) ? @% : expanded)
+    endif
+    if !empty(result) && filereadable(get(result, 'file', ''))
+      for line in readfile(result.file, 4096)
+        let rev = s:fnameescape(matchstr(line, '\<https\=://[^[:space:]<>]*[^[:space:]<>.,;:"''!?]'))
+        if len(rev)
+          break
+        endif
+      endfor
+      if empty(rev)
+        return 'echoerr ' . string('fugitive: no URL found in output of :Git')
+      endif
+    endif
     exe s:DirCheck(dir)
     if empty(expanded)
       let bufname = s:BufName('%')