31 lines
693 B
Rust
31 lines
693 B
Rust
use std::ops::Range;
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// TODO Inline with proc.
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pub struct Code<'d> {
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pub data: &'d mut [u8],
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}
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impl<'d> Code<'d> {
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pub fn len(&self) -> usize {
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self.data.len()
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}
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pub fn read_char(&self, pos: usize) -> u8 {
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self.data[pos]
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}
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pub fn read_slice(&self, range: Range<usize>) -> &[u8] {
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&self.data[range]
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}
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pub fn copy_within(&mut self, src: Range<usize>, to: usize) {
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self.data.copy_within(src, to);
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}
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pub fn write_char(&mut self, pos: usize, c: u8) -> () {
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self.data[pos] = c;
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}
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pub fn write_slice(&mut self, pos: usize, s: &[u8]) -> () {
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self.data[pos..pos + s.len()].copy_from_slice(s);
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}
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}
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