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diff src/evalvars.c @ 24482:3d5a66e478f8 v8.2.2781

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patch 8.2.2781: add() silently skips when adding to null list or blob Commit: https://github.com/vim/vim/commit/b7c21afef14bba0208f2c40d47c050a004eb2f34 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Apr 18 14:12:31 2021 +0200 patch 8.2.2781: add() silently skips when adding to null list or blob Problem: Add() silently skips when adding to null list or blob. Solution: Give an error in Vim9 script. Allocate blob when it is NULL like with list and dict.
author Bram Moolenaar <Bram@vim.org>
date Sun, 18 Apr 2021 14:15:04 +0200
parents f388a033e568
children 08050e45bd06
line wrap: on
line diff
--- a/src/evalvars.c
+++ b/src/evalvars.c
@@ -2662,6 +2662,12 @@ eval_variable(
 		if (tv->vval.v_list != NULL)
 		    ++tv->vval.v_list->lv_refcount;
 	    }
+	    else if (tv->v_type == VAR_BLOB && tv->vval.v_blob == NULL)
+	    {
+		tv->vval.v_blob = blob_alloc();
+		if (tv->vval.v_blob != NULL)
+		    ++tv->vval.v_blob->bv_refcount;
+	    }
 	    copy_tv(tv, rettv);
 	}
     }