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WXL

4 天以前 3bd962a6d7f61239c020e2dbbeb7341e5b842dd1

 node_modules/terser/lib/compress/inference.js

@@ -958,10 +958,13 @@
AST_Call.DEFMETHOD("is_callee_pure", function(compressor) {
    if (compressor.option("unsafe")) {
        var expr = this.expression;
        var first_arg = (this.args && this.args[0] && this.args[0].evaluate(compressor));
        var first_arg;
        if (
            expr.expression && expr.expression.name === "hasOwnProperty" &&
            (first_arg == null || first_arg.thedef && first_arg.thedef.undeclared)
            (
                (first_arg = (this.args && this.args[0] && this.args[0].evaluate(compressor))) == null
                || first_arg.thedef && first_arg.thedef.undeclared
            )
        ) {
            return false;
        }