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patch 7.4.2354

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Problem:    The example that explains nested backreferences does not work
            properly with the new regexp engine. (Harm te Hennepe)
Solution:   Also save the end position when adding a state. (closes #990)
This commit is contained in:
Bram Moolenaar
2016-09-09 17:59:50 +02:00
parent 2931f2a5df
commit d563883a1f
3 changed files with 24 additions and 17 deletions
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15
src/testdir/test_regexp_latin.vim
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@@ -38,3 +38,18 @@ func Test_recursive_substitute()
call setwinvar(1, 'myvar', 1)
bwipe!
endfunc
func Test_nested_backrefs()
" Check example in change.txt.
new
for re in range(0, 2)
exe 'set re=' . re
call setline(1, 'aa ab x')
1s/\(\(a[a-d] \)*\)\(x\)/-\1- -\2- -\3-/
call assert_equal('-aa ab - -ab - -x-', getline(1))
call assert_equal('-aa ab - -ab - -x-', substitute('aa ab x', '\(\(a[a-d] \)*\)\(x\)', '-\1- -\2- -\3-', ''))
endfor
bwipe!
set re=0
endfunc