Sha256: 334e0b3a3ec638fc188979873a42449b183c41735d05822b2350e38e31b57ef3
Contents?: true
Size: 1.04 KB
Versions: 19
Compression:
Stored size: 1.04 KB
Contents
mod multi_extractor;
use multi_extractor::ContextIter;
pub(crate) type ConstructorVec<T> = Vec<T>;
#[derive(Clone)]
pub enum A {
B,
C,
}
struct It {
i: u32,
arg: u32,
}
impl multi_extractor::ContextIter for It {
type Context = Context;
type Output = (A, u32);
fn next(&mut self, _ctx: &mut Self::Context) -> Option<Self::Output> {
if self.i >= 32 {
None
} else {
let idx = self.i;
self.i += 1;
let a = if self.arg & (1u32 << idx) != 0 {
A::B
} else {
A::C
};
Some((a, idx))
}
}
}
struct Context;
impl multi_extractor::Context for Context {
type e1_etor_iter = It;
fn e1_etor(&mut self, arg0: u32) -> It {
It { i: 0, arg: arg0 }
}
}
fn main() {
let mut ctx = Context;
let x = multi_extractor::constructor_Rule(&mut ctx, 0xf0).next(&mut ctx);
let y = multi_extractor::constructor_Rule(&mut ctx, 0).next(&mut ctx);
println!("x = {:?} y = {:?}", x, y);
}
Version data entries
19 entries across 19 versions & 1 rubygems