diff options
Diffstat (limited to 'crates/sloth_vm/src/sloth_std/term.rs')
| -rw-r--r-- | crates/sloth_vm/src/sloth_std/term.rs | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/crates/sloth_vm/src/sloth_std/term.rs b/crates/sloth_vm/src/sloth_std/term.rs new file mode 100644 index 0000000..f61321c --- /dev/null +++ b/crates/sloth_vm/src/sloth_std/term.rs @@ -0,0 +1,41 @@ +use crate::native::{self, NativeFunction, NativeFunctionResult}; +use crate::value::Primitive; +use crate::value::Primitive::Integer; +use crate::VM; + +pub const TERM_CLEAR: NativeFunction = NativeFunction { + name: "term$clear", + function: |_vm, _args| { + print!("\x1b[2J\x1b[H"); + Ok(Primitive::Empty) + }, + arity: 0, + returns_value: false, + doc: Some( + "NativeFunction term$clear: \n\tdesc: Clears the terminal\n\tExample: `term$clear(); # \ + Clears the terminal`", + ), +}; + +fn term_setpos(_vm: &mut VM, args: &[Primitive]) -> NativeFunctionResult { + let x = args.get(0).cloned(); + let y = args.get(1).cloned(); + + let (Some(Integer(x)), Some(Integer(y))) = (x, y) else { + return Err(native::Error::InvalidArgument); + }; + print!("\x1b[{x};{y}H"); + Ok(Primitive::Empty) +} + +pub const TERM_SETPOS: NativeFunction = NativeFunction { + name: "term$setpos", + function: term_setpos, + arity: 2, + returns_value: false, + doc: Some( + "NativeFunction term$setpos: \n\targs: x (int), y (int)\n\tdesc: Sets the cursors \ + position to (<x>, <y>)\n\tExample: `term$setpos(5, 17); # Sets the position of the \ + cursor to (5, 17)`", + ), +}; |
