106 lines
2.4 KiB
Rust
106 lines
2.4 KiB
Rust
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use {
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std::sync::{Arc, RwLock},
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nested::{
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core::{
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View,
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ViewPort,
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Observer,
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ObserverBroadcast,
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InnerViewPort,
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OuterViewPort
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},
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sequence::{SequenceView, VecBuffer},
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integer::{RadixProjection}
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}
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};
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#[async_std::main]
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async fn main() {
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nested::magic_header();
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eprintln!(" Convert Radix of Positional Integer");
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nested::magic_header();
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let mut args = std::env::args();
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args.next().expect("Arg $0 missing!");
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eprintln!("
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$1: src_radix
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( ℕ )
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( PositionalInt 10 LittleEndian )
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( Sequence (Digit 10) )
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( Sequence Ascii )
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( ArgString )
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");
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let src_radix_str = args.next().expect("Arg $1 required!");
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eprintln!("
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$2: dst_radix
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( ℕ )
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( PositionalInt 10 LittleEndian )
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( Sequence (Digit 10) )
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( Sequence Ascii )
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( ArgString )
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");
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let dst_radix_str = args.next().expect("Arg $2 required!");
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eprintln!("
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>0: n
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( ℕ ) ~~ <1
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( PositionalInt src_radix LittleEndian )
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( Sequence (Digit src_radix) )
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( Sequence MachineInt )
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( PipeStream bincode (SequenceDiff MachineInt) )
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");
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eprintln!("
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<1: n
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( ℕ ) ~~ >0
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( PositionalInt dst_radix LittleEndian )
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( Sequence (Digit dst_radix) )
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( Sequence MachineInt )
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( PipeStream bincode (SequenceDiff MachineInt) )
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");
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nested::magic_header();
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let src_radix = usize::from_str_radix(&src_radix_str, 10).expect("could not parse src_radix");
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let dst_radix = usize::from_str_radix(&dst_radix_str, 10).expect("could not parse dst_radix");
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let src_digits_port = ViewPort::new();
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let dst_digits_port = ViewPort::new();
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let mut src_digits = VecBuffer::<usize>::new(src_digits_port.inner());
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let proj = RadixProjection::new(
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src_radix,
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dst_radix,
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src_digits_port.outer().to_sequence(),
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dst_digits_port.inner()
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);
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// output dst digits
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let writer = {
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use std::{
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fs::File,
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io::{Read, Write},
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os::unix::io::FromRawFd
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};
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dst_digits_port.outer().serialize_json(unsafe { std::fs::File::from_raw_fd(1) })
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};
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// start reading src digits
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{
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use async_std::{
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fs::File,
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io::{Read, Write},
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os::unix::io::FromRawFd
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};
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src_digits.from_json(unsafe { async_std::fs::File::from_raw_fd(0) }).await;
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}
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}
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