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improve code reuse (#2542)

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This commit is contained in:
Alex Lam S.L
2017-12-01 03:40:46 +08:00
committed by GitHub
parent c58d3936a3
commit 172079a47f
4 changed files with 37 additions and 30 deletions
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7
lib/scope.js
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@@ -510,6 +510,11 @@ AST_Toplevel.DEFMETHOD("expand_names", function(options) {
}
});
AST_Node.DEFMETHOD("tail_node", return_this);
AST_Sequence.DEFMETHOD("tail_node", function() {
return this.expressions[this.expressions.length - 1];
});
AST_Toplevel.DEFMETHOD("compute_char_frequency", function(options){
options = this._default_mangler_options(options);
try {
@@ -538,7 +543,7 @@ AST_Toplevel.DEFMETHOD("compute_char_frequency", function(options){
skip_string(node.consequent);
skip_string(node.alternative);
} else if (node instanceof AST_Sequence) {
skip_string(node.expressions[node.expressions.length - 1]);
skip_string(node.tail_node());
}
}
});