19 lines
475 B
Rust
19 lines
475 B
Rust
extern crate pest_derive;
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extern crate pest;
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use pest::Parser as PestParser;
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use pest_derive::Parser;
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#[derive(Parser)]
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#[grammar = "sample.pest"]
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struct SampleParser;
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fn main() {
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let mut pairs = SampleParser::parse(Rule::expression, "111+222").unwrap_or_else(|e| panic!("{}", e));
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println!("{:?}", pairs);
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let a = pairs.next().unwrap().as_str().parse::<i64>().unwrap();
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pairs.next();
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let b = pairs.next().unwrap().as_str().parse::<i64>().unwrap();
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}
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