fmt: use iembed cmts in arrays at line start when exprs come afterwards (#9285)

vlib/v/fmt/fmt.v

@@ -1832,8 +1832,10 @@ pub fn (mut f Fmt) array_init(node ast.ArrayInit) {
 					set_comma = true
 				}
 				if cmt.pos.line_nr > expr_pos.last_line {
+					embed := i + 1 < node.exprs.len
+						&& node.exprs[i + 1].position().line_nr == cmt.pos.last_line
 					f.writeln('')
-					f.comment(cmt, {})
+					f.comment(cmt, iembed: embed)
 				} else {
 					f.write(' ')
 					f.comment(cmt, iembed: true)

vlib/v/fmt/tests/comments_array_keep.vv

@@ -68,3 +68,9 @@ fn keep_real_block_comment() {
 		'eggs',
 	]
 }
+
+fn comment_at_line_start_with_expressions_after() {
+	arr := [123456789012345, 234567890123456, 678901234567890, 789012345678901, /* at the end */
+		345678901234567, /* in between */ 456789012345678,
+		/* line start */ 567890123456789, 890123456789012]
+}