diff options
Diffstat (limited to 'lib/compress.js')
| -rw-r--r-- | lib/compress.js | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/lib/compress.js b/lib/compress.js index 7a16ba86..9121d0ce 100644 --- a/lib/compress.js +++ b/lib/compress.js @@ -2423,17 +2423,18 @@ merge(Compressor.prototype, { // We fix it at this stage by moving the `var` outside the `for`. if (node instanceof AST_For) { descend(node, this); + var block; if (node.init instanceof AST_BlockStatement) { - var block = node.init; + block = node.init; node.init = block.body.pop(); block.body.push(node); - return in_list ? MAP.splice(block.body) : block; - } else if (node.init instanceof AST_SimpleStatement) { + } + if (node.init instanceof AST_SimpleStatement) { node.init = node.init.body; } else if (is_empty(node.init)) { node.init = null; } - return node; + return !block ? node : in_list ? MAP.splice(block.body) : block; } if (node instanceof AST_LabeledStatement && node.body instanceof AST_For) { descend(node, this); |