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patch 8.1.1044: no way to check the reference count of objects

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Problem:    No way to check the reference count of objects.
Solution:   Add test_refcount(). (Ozaki Kiichi, closes #4124)
This commit is contained in:
Bram Moolenaar
2019-03-23 14:23:07 +01:00
parent b782869033
commit c3e92c161d
4 changed files with 182 additions and 2 deletions
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6
runtime/doc/eval.txt
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@@ -2672,6 +2672,7 @@ test_null_partial() Funcref null value for testing
test_null_string() String null value for testing
test_option_not_set({name}) none reset flag indicating option was set
test_override({expr}, {val}) none test with Vim internal overrides
test_refcount({expr}) Number get the reference count of {expr}
test_scrollbar({which}, {value}, {dragging})
none scroll in the GUI for testing
test_settime({expr}) none set current time for testing
@@ -9589,6 +9590,11 @@ test_override({name}, {val}) *test_override()*
< The value of "starting" is saved. It is restored by: >
call test_override('starting', 0)
test_refcount({expr}) *test_refcount()*
Return the reference count of {expr}. When {expr} is of a
type that does not have a reference count, returns -1. Only
to be used for testing.
test_scrollbar({which}, {value}, {dragging}) *test_scrollbar()*
Pretend using scrollbar {which} to move it to position
{value}. {which} can be: