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refactor(tazjin/rlox): Add Interpreter trait for switching impls

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Change-Id: Iae28d64ce879014c5e5d7e145c536c1f16ad307d
Reviewed-on: https://cl.tvl.fyi/c/depot/+/2418
Reviewed-by: tazjin <mail@tazj.in>
Tested-by: BuildkiteCI
This commit is contained in:
Vincent Ambo 2021-01-18 03:21:52 +03:00 • committed by tazjin
parent d6d3c12efb
commit 1ff7a2686c
8 changed files with 125 additions and 102 deletions
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34
users/tazjin/rlox/src/bytecode/mod.rs
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@ -9,19 +9,29 @@ mod value;
mod vm;
use chunk::Chunk;
use opcode::OpCode;
pub struct Interpreter {}
pub fn main() {
let mut chunk: Chunk = Default::default();
impl crate::Lox for Interpreter {
type Error = errors::Error;
type Value = value::Value;
let constant = chunk.add_constant(1.2);
chunk.add_op(OpCode::OpConstant(constant), 1);
fn create() -> Self {
Interpreter {}
}
let constant = chunk.add_constant(2.0);
chunk.add_op(OpCode::OpConstant(constant), 2);
chunk.add_op(OpCode::OpAdd, 3);
chunk.add_op(OpCode::OpReturn, 4);
vm::interpret(chunk).expect("it should work");
fn interpret(&mut self, _: String) -> Result<Self::Value, Vec<Self::Error>> {
let chunk: Chunk = Default::default();
vm::interpret(chunk).map_err(|e| vec![e])
}
}
// pub fn main() {
// let mut chunk: Chunk = Default::default();
// let constant = chunk.add_constant(1.2);
// chunk.add_op(OpCode::OpConstant(constant), 1);
// let constant = chunk.add_constant(2.0);
// chunk.add_op(OpCode::OpConstant(constant), 2);
// chunk.add_op(OpCode::OpAdd, 3);
// chunk.add_op(OpCode::OpReturn, 4);
// vm::interpret(chunk).expect("it should work");
// }