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January 21, 2021 18:05
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run Elixir tests in a separate tmux pane
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| " when triggering this command, vim will grab your path and line location and pass it along | |
| map <Leader>el :call RemoteSendCommand(TestLineCommand(expand("%:p"), line(".")))<CR> | |
| " because I'm mostly writing Elixir and making heavy use of the REPL while writing my tests, | |
| " I made a specific command to user with Mix, the Elixir task utility | |
| " But I'm sure you could get this to work with vim-test or something like that | |
| function! TestLineCommand(path, line_number) | |
| let cmd = join(["mix test --only", " line:", a:line_number, " ", a:path], "") | |
| return cmd | |
| endfunction | |
| " Here, we're sending it to the last pane | |
| function! RemoteSendCommand(cmd) | |
| let pane = system("tmux display-message -p '#{window_panes}'") | |
| let new_pane = substitute(pane, '[^0-9]', '', '') | |
| echom "! tmux send-keys -t " . new_pane . " \" " . a:cmd . "\" C-m" | |
| execute "! tmux send-keys -t " . new_pane . " \" " . a:cmd . "\" C-m" | |
| endfunction |
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I run into an error where the pane cannot be found. The pane is always indexed with the number of open panes. I feel like I'm not understanding something.