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comparison src/typval.c @ 28019:53e2bf6032e5 v8.2.4534

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patch 8.2.4534: Vim9: "is" operator with empty string and null returns true Commit: https://github.com/vim/vim/commit/f8691004b069f67becd657a02100d7521d1255a9 Author: Bram Moolenaar <Bram@vim.org> Date: Thu Mar 10 12:20:53 2022 +0000 patch 8.2.4534: Vim9: "is" operator with empty string and null returns true Problem: Vim9: "is" operator with empty string and null returns true. Solution: Consider empty string and null to be different for "is".
author Bram Moolenaar <Bram@vim.org>
date Thu, 10 Mar 2022 13:30:12 +0100
parents d10d5cc8e657
children 1615d305c71d
comparison
equal deleted inserted replaced
28018:3aa327f5e4c6 28019:53e2bf6032e5
1581 s2 = tv_get_string_buf(tv2, buf2); 1581 s2 = tv_get_string_buf(tv2, buf2);
1582 if (type != EXPR_MATCH && type != EXPR_NOMATCH) 1582 if (type != EXPR_MATCH && type != EXPR_NOMATCH)
1583 i = ic ? MB_STRICMP(s1, s2) : STRCMP(s1, s2); 1583 i = ic ? MB_STRICMP(s1, s2) : STRCMP(s1, s2);
1584 switch (type) 1584 switch (type)
1585 { 1585 {
1586 case EXPR_IS: 1586 case EXPR_IS: if (in_vim9script())
1587 {
1588 // Really check it is the same string, not just
1589 // the same value.
1590 val = tv1->vval.v_string == tv2->vval.v_string;
1591 break;
1592 }
1593 // FALLTHROUGH
1587 case EXPR_EQUAL: val = (i == 0); break; 1594 case EXPR_EQUAL: val = (i == 0); break;
1588 case EXPR_ISNOT: 1595 case EXPR_ISNOT: if (in_vim9script())
1596 {
1597 // Really check it is not the same string, not
1598 // just a different value.
1599 val = tv1->vval.v_string != tv2->vval.v_string;
1600 break;
1601 }
1602 // FALLTHROUGH
1589 case EXPR_NEQUAL: val = (i != 0); break; 1603 case EXPR_NEQUAL: val = (i != 0); break;
1590 case EXPR_GREATER: val = (i > 0); break; 1604 case EXPR_GREATER: val = (i > 0); break;
1591 case EXPR_GEQUAL: val = (i >= 0); break; 1605 case EXPR_GEQUAL: val = (i >= 0); break;
1592 case EXPR_SMALLER: val = (i < 0); break; 1606 case EXPR_SMALLER: val = (i < 0); break;
1593 case EXPR_SEQUAL: val = (i <= 0); break; 1607 case EXPR_SEQUAL: val = (i <= 0); break;