mirror of
https://gitee.com/openharmony/third_party_rust_serde
synced 2024-11-23 15:01:05 +00:00
Minor cleanup
This commit is contained in:
parent
be825b8629
commit
79817f0603
@ -1,5 +1,8 @@
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extern crate serde2;
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use std::string;
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use std::option;
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use serde2::de2;
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use serde2::de2::{Deserialize, Deserializer};
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@ -7,8 +10,8 @@ use serde2::de2::{Deserialize, Deserializer};
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enum Token {
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Null,
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Int(int),
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//String(String),
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Optiony(bool),
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String(string::String),
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Option(bool),
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SeqStart(uint),
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//MapStart(uint),
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End,
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@ -24,7 +27,7 @@ enum Error {
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struct MyDeserializer<Iter> {
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tokens: Iter,
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peeked: ::std::option::Option<Token>,
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peeked: option::Option<Token>,
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}
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impl<Iter: Iterator<Token>> MyDeserializer<Iter> {
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@ -35,7 +38,7 @@ impl<Iter: Iterator<Token>> MyDeserializer<Iter> {
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}
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}
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fn next(&mut self) -> Option<Token> {
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fn next(&mut self) -> option::Option<Token> {
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match self.peeked.take() {
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Some(token) => { return Some(token); }
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None => { }
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@ -44,7 +47,7 @@ impl<Iter: Iterator<Token>> MyDeserializer<Iter> {
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self.tokens.next()
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}
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fn peek<'a>(&'a mut self) -> Option<&'a Token> {
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fn peek<'a>(&'a mut self) -> option::Option<&'a Token> {
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match self.peeked {
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Some(_) => { }
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None => { self.peeked = self.tokens.next(); }
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@ -66,12 +69,10 @@ impl<Iter: Iterator<Token>> Deserializer<Error> for MyDeserializer<Iter> {
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Some(Int(v)) => {
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visitor.visit_int(self, v)
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}
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/*
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Some(String(v)) => {
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visitor.visit_string(self, v)
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}
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*/
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Some(Optiony(is_some)) => {
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Some(Option(is_some)) => {
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visitor.visit_option(self, MyOptionVisitor {
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is_some: is_some,
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finished: false,
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@ -96,18 +97,18 @@ impl<Iter: Iterator<Token>> Deserializer<Error> for MyDeserializer<Iter> {
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fn visit_option<
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T: Deserialize<MyDeserializer<Iter>, Error>,
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>(&mut self) -> Result<Option<T>, Error> {
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>(&mut self) -> Result<option::Option<T>, Error> {
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match self.peek() {
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Some(&Null) => {
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self.next();
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Ok(None)
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}
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Some(&Optiony(true)) => {
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Some(&Option(true)) => {
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self.next();
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let v = try!(Deserialize::deserialize(self));
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Ok(Some(v))
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}
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Some(&Optiony(false)) => {
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Some(&Option(false)) => {
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self.next();
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Ok(None)
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}
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@ -137,7 +138,7 @@ impl<
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> de2::OptionVisitor<MyDeserializer<Iter>, Error> for MyOptionVisitor {
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fn visit<
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T: Deserialize<MyDeserializer<Iter>, Error>,
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>(&mut self, d: &mut MyDeserializer<Iter>) -> Result<Option<T>, Error> {
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>(&mut self, d: &mut MyDeserializer<Iter>) -> Result<option::Option<T>, Error> {
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if self.finished {
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Err(d.syntax_error())
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} else {
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@ -162,7 +163,7 @@ impl<
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> de2::SeqVisitor<MyDeserializer<Iter>, Error> for MySeqVisitor {
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fn next<
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T: Deserialize<MyDeserializer<Iter>, Error>
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>(&mut self, d: &mut MyDeserializer<Iter>) -> Option<Result<T, Error>> {
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>(&mut self, d: &mut MyDeserializer<Iter>) -> option::Option<Result<T, Error>> {
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match d.peek() {
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Some(&End) => {
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d.next();
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@ -186,7 +187,7 @@ impl<
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}
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}
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fn size_hint(&self, _d: &mut MyDeserializer<Iter>) -> (uint, Option<uint>) {
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fn size_hint(&self, _d: &mut MyDeserializer<Iter>) -> (uint, option::Option<uint>) {
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(self.len, Some(self.len))
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}
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}
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@ -334,7 +335,7 @@ fn main() {
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let mut state = MyDeserializer::new(tokens.into_iter());
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let v: Result<Vec<int>, Error> = Deserialize::deserialize(&mut state);
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println!("vec: {}", v);
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println!("vec: {}", v);
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////
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@ -347,7 +348,7 @@ fn main() {
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let mut state = MyDeserializer::new(tokens.into_iter());
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let v: Result<(int, int), Error> = Deserialize::deserialize(&mut state);
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println!("tuple: {}", v);
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println!("tuple: {}", v);
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////
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@ -360,49 +361,49 @@ fn main() {
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let mut state = MyDeserializer::new(tokens.into_iter());
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let v: Result<json::Value, Error> = Deserialize::deserialize(&mut state);
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println!("value: {}", v);
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println!("value: {}", v);
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////
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let tokens = vec!(
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Optiony(true),
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Option(true),
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Int(1),
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);
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let mut state = MyDeserializer::new(tokens.into_iter());
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let v: Result<Option<int>, Error> = Deserialize::deserialize(&mut state);
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println!("optiony: {}", v);
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let v: Result<option::Option<int>, Error> = Deserialize::deserialize(&mut state);
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println!("optiony: {}", v);
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////
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let tokens = vec!(
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Optiony(false),
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Option(false),
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);
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let mut state = MyDeserializer::new(tokens.into_iter());
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let v: Result<Option<int>, Error> = Deserialize::deserialize(&mut state);
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println!("optiony: {}", v);
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let v: Result<option::Option<int>, Error> = Deserialize::deserialize(&mut state);
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println!("optiony: {}", v);
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////
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let tokens = vec!(
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Optiony(true),
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Option(true),
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Int(1),
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);
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let mut state = MyDeserializer::new(tokens.into_iter());
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let v: Result<json::Value, Error> = Deserialize::deserialize(&mut state);
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println!("optiony value:{}", v);
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println!("optiony value: {}", v);
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////
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let tokens = vec!(
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Optiony(false),
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Option(false),
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);
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let mut state = MyDeserializer::new(tokens.into_iter());
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let v: Result<json::Value, Error> = Deserialize::deserialize(&mut state);
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println!("optiony value:{}", v);
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println!("optiony value: {}", v);
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////
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@ -411,8 +412,8 @@ fn main() {
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);
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let mut state = MyDeserializer::new(tokens.into_iter());
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let v: Result<Option<int>, Error> = Deserialize::deserialize(&mut state);
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println!("option: {}", v);
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let v: Result<option::Option<int>, Error> = Deserialize::deserialize(&mut state);
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println!("option: {}", v);
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////
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@ -421,8 +422,8 @@ fn main() {
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);
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let mut state = MyDeserializer::new(tokens.into_iter());
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let v: Result<Option<int>, Error> = Deserialize::deserialize(&mut state);
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println!("option: {}", v);
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let v: Result<option::Option<int>, Error> = Deserialize::deserialize(&mut state);
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println!("option: {}", v);
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////
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@ -432,7 +433,7 @@ fn main() {
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let mut state = MyDeserializer::new(tokens.into_iter());
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let v: Result<json::Value, Error> = Deserialize::deserialize(&mut state);
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println!("option value: {}", v);
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println!("option value: {}", v);
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////
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@ -442,7 +443,7 @@ fn main() {
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let mut state = MyDeserializer::new(tokens.into_iter());
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let v: Result<json::Value, Error> = Deserialize::deserialize(&mut state);
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println!("option value: {}", v);
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println!("option value: {}", v);
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/*
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////
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