arcayr/saphyr-serde
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Add empty_scalar()

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This commit is contained in:
Yuheng Chen 2015-05-24 14:29:10 +08:00
parent f8065b79c7
commit 5c25f78c7f
1 changed files with 11 additions and 5 deletions
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16
saphyr/src/parser.rs
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@ -43,6 +43,12 @@ pub enum Event {
MappingEnd
}
impl Event {
fn empty_scalar() -> Event {
Event::Scalar(String::new())
}
}
#[derive(Debug)]
pub struct Parser<T> {
scanner: Scanner<T>,
@ -265,7 +271,7 @@ impl<T: Iterator<Item=char>> Parser<T> {
|TokenType::StreamEndToken => {
self.pop_state();
// empty scalar
Ok(Event::Scalar(String::new()))
Ok(Event::empty_scalar())
},
_ => {
self.parse_node(true, false)
@ -324,7 +330,7 @@ impl<T: Iterator<Item=char>> Parser<T> {
=> {
self.state = State::BlockMappingValue;
// empty scalar
Ok(Event::Scalar(String::new()))
Ok(Event::empty_scalar())
}
_ => {
self.push_state(State::BlockMappingValue);
@ -354,7 +360,7 @@ impl<T: Iterator<Item=char>> Parser<T> {
=> {
self.state = State::BlockMappingValue;
// empty scalar
Ok(Event::Scalar(String::new()))
Ok(Event::empty_scalar())
}
_ => {
self.push_state(State::BlockMappingKey);
@ -365,7 +371,7 @@ impl<T: Iterator<Item=char>> Parser<T> {
_ => {
self.state = State::BlockMappingKey;
// empty scalar
Ok(Event::Scalar(String::new()))
Ok(Event::empty_scalar())
}
}
}
@ -432,7 +438,7 @@ impl<T: Iterator<Item=char>> Parser<T> {
match tok.1 {
TokenType::BlockEntryToken | TokenType::BlockEndToken => {
self.state = State::BlockSequenceEntry;
Ok(Event::Scalar(String::new()))
Ok(Event::empty_scalar())
},
_ => {
self.push_state(State::BlockSequenceEntry);