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extern crate num_traits;
use std::str::FromStr;
use std::fmt::{Debug, Display, Formatter};
use std::ops::{Add, Sub, AddAssign, SubAssign};
use num_traits::identities;
use num_traits::{Bounded, WrappingAdd, WrappingSub, CheckedAdd, CheckedSub};
// This is pretty wonk..
pub trait AddressDisplay {
fn stringy(&self) -> String;
}
pub trait Address where Self:
Debug + Display + AddressDisplay +
Copy + Clone + Sized +
Ord + Eq + PartialEq + Bounded +
Add<Output=Self> + Sub<Output=Self> +
AddAssign + SubAssign +
WrappingAdd + WrappingSub +
CheckedAdd + CheckedSub +
FromStr +
identities::One + identities::Zero {
fn to_linear(&self) -> usize;
}
/*
impl <T> Address for T where T: Sized + Ord + Add<Output=Self> + From<u16> + Into<usize> {
fn to_linear(&self) -> usize { *self.into() }
}
*/
impl AddressDisplay for usize {
fn stringy(&self) -> String {
format!("{:#x}", self)
}
}
impl AddressDisplay for u64 {
fn stringy(&self) -> String {
format!("{:#x}", self)
}
}
impl AddressDisplay for u32 {
fn stringy(&self) -> String {
format!("{:#x}", self)
}
}
impl AddressDisplay for u16 {
fn stringy(&self) -> String {
format!("{:#x}", self)
}
}
impl Address for u16 {
fn to_linear(&self) -> usize { *self as usize }
}
impl Address for u32 {
fn to_linear(&self) -> usize { *self as usize }
}
impl Address for u64 {
fn to_linear(&self) -> usize { *self as usize }
}
impl Address for usize {
fn to_linear(&self) -> usize { *self }
}
pub trait Decodable where Self: Sized {
fn decode<T: IntoIterator<Item=u8>>(bytes: T) -> Option<Self>;
fn decode_into<T: IntoIterator<Item=u8>>(&mut self, bytes: T) -> Option<()>;
}
pub trait Arch {
type Address: Address + Debug;
type Instruction: Decodable + LengthedInstruction<Unit=Self::Address> + Debug;
type Operand;
}
pub trait LengthedInstruction {
type Unit;
fn len(&self) -> Self::Unit;
fn min_size() -> Self::Unit;
}
pub struct ColorSettings {
}
/*
* can this be a derivable trait or something?
*/
/*
impl <T: Colorize> Display for T {
fn fmt(&self, fmt: &mut Formatter) -> std::fmt::Result {
self.colorize(None, fmt)
}
}
*/
pub trait Colorize<T: std::fmt::Write> {
fn colorize(&self, colors: Option<&ColorSettings>, out: &mut T) -> std::fmt::Result;
}
/*
* and make this auto-derive from a ShowContextual impl?
*/
/*
impl <T, U> Colorize for T where T: ShowContextual<Ctx=U> {
fn colorize(&self, colors: Option<&ColorSettings>, fmt: &mut Formatter) -> std::fmt::Result {
self.contextualize(colors, None, fmt)
}
}
*/
pub trait ShowContextual<Addr, Ctx: ?Sized, T: std::fmt::Write> {
fn contextualize(&self, colors: Option<&ColorSettings>, address: Addr, context: Option<&Ctx>, out: &mut T) -> std::fmt::Result;
}
/*
impl <C: ?Sized, T: std::fmt::Write, U: Colorize<T>> ShowContextual<C, T> for U {
fn contextualize(&self, colors: Option<&ColorSettings>, context: Option<&C>, out: &mut T) -> std::fmt::Result {
self.colorize(colors, out)
}
}
*/
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