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| author | Alex Lam S.L <alexlamsl@gmail.com> | 2019-12-05 05:08:37 +0800 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2019-12-05 05:08:37 +0800 |
| commit | 9074f05129318c2acc095d8a58c60c0a61ff0cee (patch) | |
| tree | 60e1ea08637f35382040a3f689a29cf1b5cc105f /lib | |
| parent | 04fbb1f94978884128ef1582405a77a1974c6522 (diff) | |
| download | tracifyjs-9074f05129318c2acc095d8a58c60c0a61ff0cee.tar.gz tracifyjs-9074f05129318c2acc095d8a58c60c0a61ff0cee.zip | |
fix corner case in `collapse_vars` (#3629)
fixes #3628
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/compress.js | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/lib/compress.js b/lib/compress.js index 74e2c6fc..a34272ca 100644 --- a/lib/compress.js +++ b/lib/compress.js @@ -1610,7 +1610,12 @@ merge(Compressor.prototype, { if (parent.condition !== node) return node; return find_stop_value(parent, level + 1); } - if (parent instanceof AST_ObjectKeyVal) return find_stop_value(scanner.parent(level + 1), level + 2); + if (parent instanceof AST_ObjectKeyVal) { + var obj = scanner.parent(level + 1); + return all(obj.properties, function(prop) { + return prop instanceof AST_ObjectKeyVal; + }) ? find_stop_value(obj, level + 2) : obj; + } if (parent instanceof AST_PropAccess) return find_stop_value(parent, level + 1); if (parent instanceof AST_Sequence) { return (parent.tail_node() === node ? find_stop_value : find_stop_unused)(parent, level + 1); @@ -1651,7 +1656,12 @@ merge(Compressor.prototype, { if (parent instanceof AST_Exit) return find_stop_unused(parent, level + 1); if (parent instanceof AST_If) return find_stop_unused(parent, level + 1); if (parent instanceof AST_IterationStatement) return node; - if (parent instanceof AST_ObjectKeyVal) return find_stop_unused(scanner.parent(level + 1), level + 2); + if (parent instanceof AST_ObjectKeyVal) { + var obj = scanner.parent(level + 1); + return all(obj.properties, function(prop) { + return prop instanceof AST_ObjectKeyVal; + }) ? find_stop_unused(obj, level + 2) : obj; + } if (parent instanceof AST_PropAccess) { var exp = parent.expression; if (exp === node) return find_stop_unused(parent, level + 1); |