patch 8.2.1467: Vim9: :echomsg doesn't like a dict argumentv8.2.1467

Problem:    Vim9: :echomsg doesn't like a dict argument.
Solution:   Convert arguments like in legacy script. (closes #6717)

4 files changed, 22 insertions, 10 deletions

diff --git a/src/testdir/test_vim9_script.vim b/src/testdir/test_vim9_script.vim
index 3b8264fba..905deb6de 100644
--- a/src/testdir/test_vim9_script.vim
+++ b/src/testdir/test_vim9_script.vim
@@ -2102,6 +2102,9 @@ def Test_execute_cmd()
   execute 'echomsg' (n ? '"true"' : '"no"')
   assert_match('^true$', Screenline(&lines))
 
+  echomsg [1, 2, 3] #{a: 1, b: 2}
+  assert_match('^\[1, 2, 3\] {''a'': 1, ''b'': 2}$', Screenline(&lines))
+
   call CheckDefFailure(['execute xxx'], 'E1001:')
   call CheckDefFailure(['execute "cmd"# comment'], 'E488:')
 enddef
diff --git a/src/version.c b/src/version.c
index 66506b22c..c8794ce92 100644
--- a/src/version.c
+++ b/src/version.c
@@ -755,6 +755,8 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1467,
+/**/
     1466,
 /**/
     1465,
diff --git a/src/vim9compile.c b/src/vim9compile.c
index 579ccbc78..3e0ad9a3e 100644
--- a/src/vim9compile.c
+++ b/src/vim9compile.c
@@ -2422,9 +2422,6 @@ compile_list(char_u **arg, cctx_T *cctx)
 	if (*p == ']')
 	{
 	    ++p;
-	    // Allow for following comment, after at least one space.
-	    if (VIM_ISWHITE(*p) && *skipwhite(p) == '#')
-		p += STRLEN(p);
 	    break;
 	}
 	if (compile_expr0(&p, cctx) == FAIL)
@@ -6206,6 +6203,7 @@ compile_throw(char_u *arg, cctx_T *cctx UNUSED)
 compile_mult_expr(char_u *arg, int cmdidx, cctx_T *cctx)
 {
     char_u	*p = arg;
+    char_u	*prev;
     int		count = 0;
 
     for (;;)
@@ -6213,8 +6211,9 @@ compile_mult_expr(char_u *arg, int cmdidx, cctx_T *cctx)
 	if (compile_expr0(&p, cctx) == FAIL)
 	    return NULL;
 	++count;
+	prev = p;
 	p = skipwhite(p);
-	if (ends_excmd(*p))
+	if (ends_excmd2(prev, p))
 	    break;
     }
 
diff --git a/src/vim9execute.c b/src/vim9execute.c
index f8156c8a1..059e768e8 100644
--- a/src/vim9execute.c
+++ b/src/vim9execute.c
@@ -1028,14 +1028,20 @@ call_def_function(
 		    for (idx = 0; idx < count; ++idx)
 		    {
 			tv = STACK_TV_BOT(idx - count);
-			if (tv->v_type == VAR_CHANNEL || tv->v_type == VAR_JOB)
+			if (iptr->isn_type == ISN_EXECUTE)
 			{
-			    SOURCING_LNUM = iptr->isn_lnum;
-			    emsg(_(e_inval_string));
-			    break;
+			    if (tv->v_type == VAR_CHANNEL
+						      || tv->v_type == VAR_JOB)
+			    {
+				SOURCING_LNUM = iptr->isn_lnum;
+				emsg(_(e_inval_string));
+				break;
+			    }
+			    else
+				p = tv_get_string_buf(tv, buf);
 			}
 			else
-			    p = tv_get_string_buf(tv, buf);
+			    p = tv_stringify(tv, buf);
 
 			len = (int)STRLEN(p);
 			if (ga_grow(&ga, len + 2) == FAIL)
@@ -1050,8 +1056,10 @@ call_def_function(
 			clear_tv(tv);
 		    }
 		    ectx.ec_stack.ga_len -= count;
+		    if (failed)
+			goto on_error;
 
-		    if (!failed && ga.ga_data != NULL)
+		    if (ga.ga_data != NULL)
 		    {
 			if (iptr->isn_type == ISN_EXECUTE)
 			    do_cmdline_cmd((char_u *)ga.ga_data);