feat(match): allow hl group to be defined after :match command

This commit is contained in:
Björn Linse
2021-08-18 14:29:42 +02:00
parent a9f563ab62
commit fca52f5f32
4 changed files with 14 additions and 11 deletions

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@ -159,6 +159,7 @@ Commands:
|:drop| is always available |:drop| is always available
|:Man| is available by default, with many improvements such as completion |:Man| is available by default, with many improvements such as completion
|:sign-define| accepts a `numhl` argument, to highlight the line number |:sign-define| accepts a `numhl` argument, to highlight the line number
|:match| can be invoked before highlight group is defined
Events: Events:
|Signal| |Signal|
@ -176,6 +177,7 @@ Functions:
|msgpackdump()|, |msgpackparse()| provide msgpack de/serialization |msgpackdump()|, |msgpackparse()| provide msgpack de/serialization
|stdpath()| |stdpath()|
|system()|, |systemlist()| can run {cmd} directly (without 'shell') |system()|, |systemlist()| can run {cmd} directly (without 'shell')
|matchadd()| can be called before highlight group is defined
Highlight groups: Highlight groups:
|highlight-blend| controls blend level for a highlight group |highlight-blend| controls blend level for a highlight group

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@ -157,7 +157,10 @@ func Test_match_error()
endfunc endfunc
func Test_matchadd_error() func Test_matchadd_error()
call assert_fails("call matchadd('GroupDoesNotExist', 'X')", 'E28:') call clearmatches()
" Nvim: not an error anymore:
call matchadd('GroupDoesNotExist', 'X')
call assert_equal([{'group': 'GroupDoesNotExist', 'pattern': 'X', 'priority': 10, 'id': 13}], getmatches())
call assert_fails("call matchadd('Search', '\\(')", 'E475:') call assert_fails("call matchadd('Search', '\\(')", 'E475:')
call assert_fails("call matchadd('Search', 'XXX', 1, 123, 1)", 'E715:') call assert_fails("call matchadd('Search', 'XXX', 1, 123, 1)", 'E715:')
call assert_fails("call matchadd('Error', 'XXX', 1, 3)", 'E798:') call assert_fails("call matchadd('Error', 'XXX', 1, 3)", 'E798:')

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@ -6534,8 +6534,7 @@ int match_add(win_T *wp, const char *const grp, const char *const pat,
cur = cur->next; cur = cur->next;
} }
} }
if ((hlg_id = syn_name2id((const char_u *)grp)) == 0) { if ((hlg_id = syn_check_group((const char_u *)grp, strlen(grp))) == 0) {
EMSG2(_(e_nogroup), grp);
return -1; return -1;
} }
if (pat != NULL && (regprog = vim_regcomp((char_u *)pat, RE_MAGIC)) == NULL) { if (pat != NULL && (regprog = vim_regcomp((char_u *)pat, RE_MAGIC)) == NULL) {

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@ -6,7 +6,6 @@ local clear = helpers.clear
local funcs = helpers.funcs local funcs = helpers.funcs
local command = helpers.command local command = helpers.command
local exc_exec = helpers.exc_exec local exc_exec = helpers.exc_exec
local pcall_err = helpers.pcall_err
before_each(clear) before_each(clear)
@ -40,13 +39,13 @@ describe('setmatches()', function()
}}, funcs.getmatches()) }}, funcs.getmatches())
end) end)
it('fails with -1 if highlight group is not defined', function() it('does not fail if highlight group is not defined', function()
eq('Vim:E28: No such highlight group name: 1', eq(0, funcs.setmatches{{group=1, pattern=2, id=3, priority=4}})
pcall_err(funcs.setmatches, {{group=1, pattern=2, id=3, priority=4}})) eq({{group='1', pattern='2', id=3, priority=4}},
eq({}, funcs.getmatches()) funcs.getmatches())
eq('Vim:E28: No such highlight group name: 1', eq(0, funcs.setmatches{{group=1, pos1={2}, pos2={6}, id=3, priority=4, conceal=5}})
pcall_err(funcs.setmatches, {{group=1, pos1={2}, pos2={6}, id=3, priority=4, conceal=5}})) eq({{group='1', pos1={2}, pos2={6}, id=3, priority=4, conceal='5'}},
eq({}, funcs.getmatches()) funcs.getmatches())
end) end)
end) end)