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Make prepare functions idempotent

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This is limited to the single argument case so as not to interfere with
using an old command result to seed the Git dir for a new command.
This commit is contained in:
Tim Pope
2021-08-10 01:40:41 -04:00
parent 5853cb0fc3
commit 35872c5dca
1 changed files with 17 additions and 9 deletions
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8
autoload/fugitive.vim
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@@ -420,6 +420,13 @@ function! fugitive#PrepareDirEnvGitFlagsArgs(...) abort
throw 'fugitive: Git 1.8.5 or higher required' throw 'fugitive: Git 1.8.5 or higher required'
endif endif
let git = s:GitCmd() let git = s:GitCmd()
if a:0 == 1 && type(a:1) == type({}) && has_key(a:1, 'git_dir') && has_key(a:1, 'flags') && has_key(a:1, 'args')
let cmd = a:1.flags + a:1.args
let dir = a:1.git_dir
if has_key(a:1, 'git')
let git = a:1.git
endif
else
let list_args = [] let list_args = []
let cmd = [] let cmd = []
for arg in a:000 for arg in a:000
@@ -430,6 +437,7 @@ function! fugitive#PrepareDirEnvGitFlagsArgs(...) abort
endif endif
endfor endfor
call extend(cmd, list_args) call extend(cmd, list_args)
endif
let env = {} let env = {}
let i = 0 let i = 0
let arg_count = 0 let arg_count = 0