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use crate::algorithm::{self, BeginToken, BreakToken, Breaks, Printer};
use std::borrow::Cow;
impl Printer {
pub fn ibox(&mut self, indent: isize) {
self.scan_begin(BeginToken {
offset: indent,
breaks: Breaks::Inconsistent,
});
}
pub fn cbox(&mut self, indent: isize) {
self.scan_begin(BeginToken {
offset: indent,
breaks: Breaks::Consistent,
});
}
pub fn end(&mut self) {
self.scan_end();
}
pub fn word<S: Into<Cow<'static, str>>>(&mut self, wrd: S) {
let s = wrd.into();
self.scan_string(s);
}
fn spaces(&mut self, n: usize) {
self.scan_break(BreakToken {
blank_space: n,
..BreakToken::default()
});
}
pub fn zerobreak(&mut self) {
self.spaces(0);
}
pub fn space(&mut self) {
self.spaces(1);
}
pub fn nbsp(&mut self) {
self.word(" ");
}
pub fn hardbreak(&mut self) {
self.spaces(algorithm::SIZE_INFINITY as usize);
}
pub fn space_if_nonempty(&mut self) {
self.scan_break(BreakToken {
blank_space: 1,
if_nonempty: true,
..BreakToken::default()
});
}
pub fn hardbreak_if_nonempty(&mut self) {
self.scan_break(BreakToken {
blank_space: algorithm::SIZE_INFINITY as usize,
if_nonempty: true,
..BreakToken::default()
});
}
pub 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 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 fn neverbreak(&mut self) {
self.scan_break(BreakToken {
never_break: true,
..BreakToken::default()
});
}
}
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