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This commit is contained in:
Jeff 2024-09-17 13:39:12 -04:00
parent 0d55bb7244
commit 6c76006ad9
2 changed files with 25 additions and 8 deletions
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1
dust-lang/src/parser/mod.rs
View File

@ -340,7 +340,6 @@ impl<'src> Parser<'src> {
}
self.emit_instruction(instruction, operator_position);
self.increment_register()?;
Ok(())

32
dust-lang/src/parser/tests.rs
View File

@ -2,6 +2,11 @@ use crate::Local;
use super::*;
#[test]
fn empty() {
assert_eq!(parse(""), Ok(Chunk::with_data(vec![], vec![], vec![])),);
}
#[test]
fn set_local() {
assert_eq!(
@ -44,24 +49,37 @@ fn parentheses_precedence() {
}
#[test]
fn add_multiply_precedence() {
fn math_operator_precedence() {
assert_eq!(
parse("1 + 2 * 3"),
parse("1 + 2 - 3 * 4 / 5"),
Ok(Chunk::with_data(
vec![
(
*Instruction::multiply(0, 1, 2)
*Instruction::multiply(1, 2, 3)
.set_first_argument_to_constant()
.set_second_argument_to_constant(),
Span(6, 7)
Span(10, 11)
),
(
*Instruction::add(1, 0, 0).set_first_argument_to_constant(),
*Instruction::add(0, 0, 1)
.set_first_argument_to_constant()
.set_second_argument_to_constant(),
Span(2, 3)
),
(Instruction::r#return(), Span(0, 9)),
(
*Instruction::divide(2, 1, 4).set_second_argument_to_constant(),
Span(14, 15)
),
(Instruction::subtract(3, 0, 2), Span(6, 7)),
(Instruction::r#return(), Span(0, 17)),
],
vec![
Value::integer(1),
Value::integer(2),
Value::integer(3),
Value::integer(4),
Value::integer(5),
],
vec![Value::integer(1), Value::integer(2), Value::integer(3)],
vec![]
))
);