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// From https://github.com/dtolnay/prettyplease/blob/1b841376d1caf0b233a7ee5d2f5ec0278c0f553b/src/convenience.rs
use crate::algorithm::{BeginToken, BreakToken, Breaks, Formatter};
use std::borrow::Cow;
impl Formatter {
pub(crate) fn ibox(&mut self, indent: isize) {
self.scan_begin(BeginToken {
offset: indent,
breaks: Breaks::Inconsistent,
});
}
pub(crate) fn cbox(&mut self, indent: isize) {
self.scan_begin(BeginToken {
offset: indent,
breaks: Breaks::Consistent,
});
}
pub(crate) fn end(&mut self) {
self.scan_end();
}
pub(crate) fn word<S: Into<Cow<'static, str>>>(&mut self, wrd: S) {
let s = wrd.into();
self.scan_string(s);
}
pub(crate) fn word_s(&mut self, wrd: &str) {
self.word(wrd.to_owned());
}
fn spaces(&mut self, n: usize) {
self.scan_break(BreakToken {
blank_space: n,
..BreakToken::default()
});
}
pub(crate) fn zerobreak(&mut self) {
self.spaces(0);
}
pub(crate) fn space(&mut self) {
self.spaces(1);
}
// pub(crate) fn nbsp(&mut self) {
// self.word(" ");
// }
// pub(crate) fn hardbreak(&mut self) {
// self.spaces(algorithm::SIZE_INFINITY as usize);
// }
pub(crate) fn space_if_nonempty(&mut self) {
self.scan_break(BreakToken {
blank_space: 1,
if_nonempty: true,
..BreakToken::default()
});
}
// pub(crate) fn hardbreak_if_nonempty(&mut self) {
// self.scan_break(BreakToken {
// blank_space: algorithm::SIZE_INFINITY as usize,
// if_nonempty: true,
// ..BreakToken::default()
// });
// }
pub(crate) fn trailing_comma(&mut self, is_last: bool) {
if is_last {
self.scan_break(BreakToken {
pre_break: Some(','),
..BreakToken::default()
});
} else {
self.word(",");
self.space();
}
}
pub(crate) fn trailing_comma_or_space(&mut self, is_last: bool) {
if is_last {
self.scan_break(BreakToken {
blank_space: 1,
pre_break: Some(','),
..BreakToken::default()
});
} else {
self.word(",");
self.space();
}
}
// pub(crate) fn neverbreak(&mut self) {
// self.scan_break(BreakToken {
// never_break: true,
// ..BreakToken::default()
// });
// }
}