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fix(highlight): accept NONE as a color name (#17487)

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... for when `ns=0`.

Also update the documentation of nvim_set_hl to clarify the set
behaviour.

Fixes #17478
This commit is contained in:
Lewis Russell
2022-02-21 20:17:36 +00:00
committed by GitHub
parent fc7fc14bd2
commit 1e7cb2dcd9
3 changed files with 15 additions and 7 deletions
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11
test/functional/api/highlight_spec.lua
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@@ -304,10 +304,6 @@ describe("API: set highlight", function()
eq('Test_hl3 xxx ctermbg=9',
exec_capture('highlight Test_hl3'))
meths.set_hl(0, 'Test_hl3', {})
eq('Test_hl3 xxx cleared',
exec_capture('highlight Test_hl3'))
eq("'redd' is not a valid color",
pcall_err(meths.set_hl, 0, 'Test_hl3', {fg='redd'}))
@@ -320,5 +316,12 @@ describe("API: set highlight", function()
eq("'#FF00FF' is not a valid color",
pcall_err(meths.set_hl, 0, 'Test_hl3', {ctermfg='#FF00FF'}))
for _, fg_val in ipairs{ nil, 'NONE', 'nOnE', '', -1 } do
meths.set_hl(0, 'Test_hl3', {fg = fg_val})
eq('Test_hl3 xxx cleared',
exec_capture('highlight Test_hl3'))
end
end)
end)