# HG changeset patch
# User Bram Moolenaar <Bram@vim.org>
# Date 1608474604 -3600
# Node ID ac934fbacc0e0d90a7f383c46355d3578fa200e5
# Parent  78fd1e45c2fd4bcc2c2162741a86caea44d5ae49
patch 8.2.2168: Vim9: error for assigning to dict of dict

Commit: https://github.com/vim/vim/commit/d24602f43cf1f3c37136fe275b83153c26a406e7
Author: Bram Moolenaar <Bram@vim.org>
Date:   Sun Dec 20 15:20:56 2020 +0100

    patch 8.2.2168: Vim9: error for assigning to dict of dict

    Problem:    Vim9: error for assigning to dict of dict.
    Solution:   Remember the destination type. (closes https://github.com/vim/vim/issues/7506)

diff --git a/src/testdir/test_vim9_assign.vim b/src/testdir/test_vim9_assign.vim
--- a/src/testdir/test_vim9_assign.vim
+++ b/src/testdir/test_vim9_assign.vim
@@ -560,6 +560,12 @@ def Test_assignment_dict()
   dict3.key = 'yet another'
   assert_equal(dict3, {key: 'yet another'})
 
+  # member "any" can also be a dict and assigned to
+  var anydict: dict<any> = {nest: {}, nr: 0}
+  anydict.nest['this'] = 123
+  anydict.nest.that = 456
+  assert_equal({nest: {this: 123, that: 456}, nr: 0}, anydict)
+
   var lines =<< trim END
     vim9script
     var dd = {}
diff --git a/src/version.c b/src/version.c
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    2168,
+/**/
     2167,
 /**/
     2166,
diff --git a/src/vim9compile.c b/src/vim9compile.c
--- a/src/vim9compile.c
+++ b/src/vim9compile.c
@@ -5876,7 +5876,8 @@ compile_assignment(char_u *arg, exarg_T 
 
 	if (has_index)
 	{
-	    int r;
+	    int		r;
+	    vartype_T	dest_type;
 
 	    // Compile the "idx" in "var[idx]" or "key" in "var.key".
 	    p = var_start + varlen;
@@ -5913,10 +5914,11 @@ compile_assignment(char_u *arg, exarg_T 
 		else
 		    type = &t_dict_any;
 	    }
-	    if (type->tt_type == VAR_DICT
+	    dest_type = type->tt_type;
+	    if (dest_type == VAR_DICT
 		    && may_generate_2STRING(-1, cctx) == FAIL)
 		goto theend;
-	    if (type->tt_type == VAR_LIST
+	    if (dest_type == VAR_LIST
 		    && ((type_T **)stack->ga_data)[stack->ga_len - 1]->tt_type
 								 != VAR_NUMBER)
 	    {
@@ -5954,12 +5956,12 @@ compile_assignment(char_u *arg, exarg_T 
 	    else
 		generate_loadvar(cctx, dest, name, lvar, type);
 
-	    if (type->tt_type == VAR_LIST)
+	    if (dest_type == VAR_LIST)
 	    {
 		if (generate_instr_drop(cctx, ISN_STORELIST, 3) == FAIL)
 		    goto theend;
 	    }
-	    else if (type->tt_type == VAR_DICT)
+	    else if (dest_type == VAR_DICT)
 	    {
 		if (generate_instr_drop(cctx, ISN_STOREDICT, 3) == FAIL)
 		    goto theend;