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| author | Alex Lam S.L <alexlamsl@gmail.com> | 2020-12-19 21:47:01 +0000 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2020-12-20 05:47:01 +0800 |
| commit | 87cf7152135281a4b1a1163b26ea918a0a264f0b (patch) | |
| tree | 41dd955905f0eebf5cd9f2f215bb26653cbb2a4e /lib/scope.js | |
| parent | 2c9c72e06c674ae313001d0b5878fe2ccfc31492 (diff) | |
| download | tracifyjs-87cf7152135281a4b1a1163b26ea918a0a264f0b.tar.gz tracifyjs-87cf7152135281a4b1a1163b26ea918a0a264f0b.zip | |
fix corner case with destructuring `catch` (#4421)
fixes #4420
Diffstat (limited to 'lib/scope.js')
| -rw-r--r-- | lib/scope.js | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/lib/scope.js b/lib/scope.js index fac673bc..779637cb 100644 --- a/lib/scope.js +++ b/lib/scope.js @@ -208,6 +208,14 @@ AST_Toplevel.DEFMETHOD("figure_out_scope", function(options) { self.globals = new Dictionary(); var in_arg = []; var tw = new TreeWalker(function(node) { + if (node instanceof AST_Catch) { + if (!(node.argname instanceof AST_Destructured)) return; + in_arg.push(node); + node.argname.walk(tw); + in_arg.pop(); + walk_body(node, tw); + return true; + } if (node instanceof AST_Lambda) { in_arg.push(node); node.argnames.forEach(function(argname) { |