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Drop all console statements properly

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Because the base reference can be an member expression as well, we have to dig a bit deeper to find the leftmost base reference.

Fixes #451
This commit is contained in:
Richard van Velzen
2015-01-31 13:22:07 +01:00
parent fbbaa42ee5
commit 605362f89d
2 changed files with 34 additions and 5 deletions
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15
lib/compress.js
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@@ -1873,11 +1873,16 @@ merge(Compressor.prototype, {
}
}
if (compressor.option("drop_console")) {
if (self.expression instanceof AST_PropAccess &&
self.expression.expression instanceof AST_SymbolRef &&
self.expression.expression.name == "console" &&
self.expression.expression.undeclared()) {
return make_node(AST_Undefined, self).transform(compressor);
if (self.expression instanceof AST_PropAccess) {
var name = self.expression.expression;
while (name.expression) {
name = name.expression;
}
if (name instanceof AST_SymbolRef
&& name.name == "console"
&& name.undeclared()) {
return make_node(AST_Undefined, self).transform(compressor);
}
}
}
return self.evaluate(compressor)[0];