make Parser::push more flexible
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@ -23,8 +23,8 @@ impl<'a> Parser<'a> {
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Parser { steps: Vec::new() }
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}
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pub fn push<P: Parse>(&mut self, parser: &'a mut P) {
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self.steps.push(parser);
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pub fn push<P: Into<&'a mut dyn Parse>>(&mut self, parser: P) {
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self.steps.push(parser.into());
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}
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}
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