just/src/line.rs

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Rust
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use super::*;
/// A single line in a recipe body, consisting of any number of `Fragment`s.
2021-11-17 00:07:48 -08:00
#[derive(Debug, Clone, PartialEq, Serialize)]
#[serde(transparent)]
pub(crate) struct Line<'src> {
pub(crate) fragments: Vec<Fragment<'src>>,
}
impl<'src> Line<'src> {
pub(crate) fn is_empty(&self) -> bool {
self.fragments.is_empty()
}
pub(crate) fn is_continuation(&self) -> bool {
match self.fragments.last() {
Some(Fragment::Text { token }) => token.lexeme().ends_with('\\'),
_ => false,
}
}
pub(crate) fn is_shebang(&self) -> bool {
match self.fragments.first() {
Some(Fragment::Text { token }) => token.lexeme().starts_with("#!"),
_ => false,
}
}
pub(crate) fn is_quiet(&self) -> bool {
match self.fragments.first() {
Some(Fragment::Text { token }) => {
token.lexeme().starts_with('@') || token.lexeme().starts_with("-@")
}
_ => false,
}
}
pub(crate) fn is_infallible(&self) -> bool {
match self.fragments.first() {
Some(Fragment::Text { token }) => {
token.lexeme().starts_with('-') || token.lexeme().starts_with("@-")
}
_ => false,
}
}
}