diff options
Diffstat (limited to 'src/js_parser.zig')
| -rw-r--r-- | src/js_parser.zig | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/src/js_parser.zig b/src/js_parser.zig index 3a35ed679..f49247f9c 100644 --- a/src/js_parser.zig +++ b/src/js_parser.zig @@ -16146,11 +16146,17 @@ fn NewParser_( p.maybeCommaSpreadError(e_.comma_after_spread); } var items = e_.items.slice(); + var spread_item_count: usize = 0; for (items) |*item| { switch (item.data) { .e_missing => {}, .e_spread => |spread| { spread.value = p.visitExprInOut(spread.value, ExprIn{ .assign_target = in.assign_target }); + + spread_item_count += if (spread.value.data == .e_array) + @as(usize, spread.value.data.e_array.items.len) + else + 0; }, .e_binary => |e2| { if (in.assign_target != .none and e2.op == .bin_assign) { @@ -16174,6 +16180,11 @@ fn NewParser_( }, } } + + // "[1, ...[2, 3], 4]" => "[1, 2, 3, 4]" + if (p.options.features.minify_syntax and spread_item_count > 0 and in.assign_target == .none) { + e_.items = e_.inlineSpreadOfArrayLiterals(p.allocator, spread_item_count) catch e_.items; + } }, .e_object => |e_| { if (in.assign_target != .none) { |