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Merge pull request #17199 from glacambre/fix_9358

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fix(--headless): do not block on press-enter prompts when no UI
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bfredl 2022-02-05 16:47:51 +01:00 committed by GitHub
commit cee944e3ee
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2 changed files with 19 additions and 0 deletions
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4
src/nvim/message.c
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@ -1094,6 +1094,10 @@ void wait_return(int redraw)
return;
}
if (headless_mode && !ui_active()) {
return;
}
/*
* When inside vgetc(), we can't wait for a typed character at all.
* With the global command (and some others) we only need one return at

15
test/functional/api/vim_spec.lua
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@ -333,6 +333,7 @@ describe('API', function()
describe('nvim_command_output', function()
it('does not induce hit-enter prompt', function()
nvim("ui_attach", 80, 20, {})
-- Induce a hit-enter prompt use nvim_input (non-blocking).
nvim('command', 'set cmdheight=1')
nvim('input', [[:echo "hi\nhi2"<CR>]])
@ -1093,7 +1094,20 @@ describe('API', function()
eq({mode='n', blocking=false}, nvim("get_mode"))
end)
it("during press-enter prompt without UI returns blocking=false", function()
eq({mode='n', blocking=false}, nvim("get_mode"))
command("echom 'msg1'")
command("echom 'msg2'")
command("echom 'msg3'")
command("echom 'msg4'")
command("echom 'msg5'")
eq({mode='n', blocking=false}, nvim("get_mode"))
nvim("input", ":messages<CR>")
eq({mode='n', blocking=false}, nvim("get_mode"))
end)
it("during press-enter prompt returns blocking=true", function()
nvim("ui_attach", 80, 20, {})
eq({mode='n', blocking=false}, nvim("get_mode"))
command("echom 'msg1'")
command("echom 'msg2'")
@ -1117,6 +1131,7 @@ describe('API', function()
-- TODO: bug #6247#issuecomment-286403810
it("batched with input", function()
nvim("ui_attach", 80, 20, {})
eq({mode='n', blocking=false}, nvim("get_mode"))
command("echom 'msg1'")
command("echom 'msg2'")