59 lines
1.5 KiB
Rust
59 lines
1.5 KiB
Rust
use std::io::{Write, stdin, stdout};
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use std::ops::Range;
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use crate::{
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ConcreteValue, Value,
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vm::{Register, ThreadData, get_next_action},
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};
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pub fn read_line(data: &mut ThreadData, destination: u8, _argument_range: Range<u8>) -> bool {
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let mut buffer = String::new();
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if stdin().read_line(&mut buffer).is_ok() {
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let length = buffer.len();
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buffer.truncate(length.saturating_sub(1));
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let register = Register::Value(Value::Concrete(ConcreteValue::string(buffer)));
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data.set_register(destination, register);
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}
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data.next_action = get_next_action(data);
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false
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}
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pub fn write(data: &mut ThreadData, _: u8, argument_range: Range<u8>) -> bool {
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let mut stdout = stdout();
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for register_index in argument_range {
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if let Some(value) = data.open_register_allow_empty_unchecked(register_index) {
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let string = value.display(data);
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let _ = stdout.write(string.as_bytes());
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}
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}
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let _ = stdout.flush();
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data.next_action = get_next_action(data);
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false
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}
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pub fn write_line(data: &mut ThreadData, _: u8, argument_range: Range<u8>) -> bool {
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let mut stdout = stdout().lock();
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for register_index in argument_range {
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if let Some(value) = data.open_register_allow_empty_unchecked(register_index) {
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let string = value.display(data);
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let _ = stdout.write(string.as_bytes());
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let _ = stdout.write(b"\n");
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}
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}
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let _ = stdout.flush();
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data.next_action = get_next_action(data);
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false
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}
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