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patch 8.2.0269: Vim9: operator after list index does not work

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Problem:    Vim9: operator after list index does not work. (Yasuhiro
            Matsumoto)
Solution:   After indexing a list change the type to the list member type.
            (closes #5651)
This commit is contained in:
Bram Moolenaar
2020-02-17 21:12:08 +01:00
parent 40d9da2a43
commit b13af50f73
3 changed files with 28 additions and 0 deletions
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15
src/testdir/test_vim9_expr.vim
View File

@ -478,6 +478,17 @@ def Test_expr6()
assert_equal(2, g:anint % g:alsoint)
assert_equal(4, 6 * 4 / 6)
let x = [2]
let y = [3]
assert_equal(5, x[0] + y[0])
assert_equal(6, x[0] * y[0])
if has('float')
let xf = [2.0]
let yf = [3.0]
assert_equal(5.0, xf[0] + yf[0])
assert_equal(6.0, xf[0] * yf[0])
endif
enddef
def Test_expr6_float()
@ -538,6 +549,10 @@ func Test_expr6_fails()
call CheckDefFailure("let x = #{one: 1} / #{two: 2}", 'E1036:')
call CheckDefFailure("let x = #{one: 1} % #{two: 2}", 'E1035:')
call CheckDefFailure("let x = 0xff[1]", 'E714:')
if has('float')
call CheckDefFailure("let x = 0.7[1]", 'E714:')
endif
endfunc
func Test_expr6_float_fails()

2
src/version.c
View File

@ -742,6 +742,8 @@ static char *(features[]) =
static int included_patches[] =
{ /* Add new patch number below this line */
/**/
269,
/**/
268,
/**/

11
src/vim9compile.c
View File

@ -2330,6 +2330,9 @@ compile_subscript(
}
else if (**arg == '[')
{
garray_T *stack;
type_T **typep;
// list index: list[123]
// TODO: more arguments
// TODO: dict member dict['name']
@ -2346,6 +2349,14 @@ compile_subscript(
if (generate_instr_drop(cctx, ISN_INDEX, 1) == FAIL)
return FAIL;
stack = &cctx->ctx_type_stack;
typep = ((type_T **)stack->ga_data) + stack->ga_len - 1;
if ((*typep)->tt_type != VAR_LIST && *typep != &t_any)
{
emsg(_(e_listreq));
return FAIL;
}
*typep = (*typep)->tt_member;
}
else if (**arg == '.' && (*arg)[1] != '.')
{