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comparison src/vim9compile.c @ 26340:4044306e3836 v8.2.3701

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patch 8.2.3701: Vim9: invalid LHS is not possible Commit: https://github.com/vim/vim/commit/c750d91a07ace532e993349aa5c13dda5c888cc0 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Nov 29 22:02:12 2021 +0000 patch 8.2.3701: Vim9: invalid LHS is not possible Problem: Vim9: invalid LHS is not possible. Solution: Remove unreachable error message.
author Bram Moolenaar <Bram@vim.org>
date Mon, 29 Nov 2021 23:15:04 +0100
parents 3841da4eac23
children 8be6413a8e27
comparison
equal deleted inserted replaced
26339:37959db258e5 26340:4044306e3836
6501 } 6501 }
6502 6502
6503 lhs->lhs_member_type = lhs->lhs_type; 6503 lhs->lhs_member_type = lhs->lhs_type;
6504 if (lhs->lhs_has_index) 6504 if (lhs->lhs_has_index)
6505 { 6505 {
6506 char_u *after = var_start + lhs->lhs_varlen;
6507 char_u *p;
6508
6506 // Something follows after the variable: "var[idx]" or "var.key". 6509 // Something follows after the variable: "var[idx]" or "var.key".
6507 // TODO: should we also handle "->func()" here?
6508 if (is_decl) 6510 if (is_decl)
6509 { 6511 {
6510 emsg(_(e_cannot_use_index_when_declaring_variable)); 6512 emsg(_(e_cannot_use_index_when_declaring_variable));
6511 return FAIL; 6513 return FAIL;
6512 } 6514 }
6513 6515
6514 if (var_start[lhs->lhs_varlen] == '[' 6516 // Now: var_start[lhs->lhs_varlen] is '[' or '.'
6515 || var_start[lhs->lhs_varlen] == '.') 6517 // Only the last index is used below, if there are others
6516 { 6518 // before it generate code for the expression. Thus for
6517 char_u *after = var_start + lhs->lhs_varlen; 6519 // "ll[1][2]" the expression is "ll[1]" and "[2]" is the index.
6518 char_u *p; 6520 for (;;)
6519 6521 {
6520 // Only the last index is used below, if there are others 6522 p = skip_index(after);
6521 // before it generate code for the expression. Thus for 6523 if (*p != '[' && *p != '.')
6522 // "ll[1][2]" the expression is "ll[1]" and "[2]" is the index. 6524 {
6523 for (;;) 6525 lhs->lhs_varlen_total = p - var_start;
6524 { 6526 break;
6525 p = skip_index(after); 6527 }
6526 if (*p != '[' && *p != '.') 6528 after = p;
6527 { 6529 }
6528 lhs->lhs_varlen_total = p - var_start; 6530 if (after > var_start + lhs->lhs_varlen)
6529 break; 6531 {
6530 } 6532 lhs->lhs_varlen = after - var_start;
6531 after = p; 6533 lhs->lhs_dest = dest_expr;
6532 } 6534 // We don't know the type before evaluating the expression,
6533 if (after > var_start + lhs->lhs_varlen) 6535 // use "any" until then.
6534 { 6536 lhs->lhs_type = &t_any;
6535 lhs->lhs_varlen = after - var_start; 6537 }
6536 lhs->lhs_dest = dest_expr; 6538
6537 // We don't know the type before evaluating the expression, 6539 if (lhs->lhs_type->tt_member == NULL)
6538 // use "any" until then. 6540 lhs->lhs_member_type = &t_any;
6539 lhs->lhs_type = &t_any;
6540 }
6541
6542 if (lhs->lhs_type->tt_member == NULL)
6543 lhs->lhs_member_type = &t_any;
6544 else
6545 lhs->lhs_member_type = lhs->lhs_type->tt_member;
6546 }
6547 else 6541 else
6548 { 6542 lhs->lhs_member_type = lhs->lhs_type->tt_member;
6549 semsg("Not supported yet: %s", var_start);
6550 return FAIL;
6551 }
6552 } 6543 }
6553 return OK; 6544 return OK;
6554 } 6545 }
6555 6546
6556 /* 6547 /*