121 lines
2.7 KiB
Rust
121 lines
2.7 KiB
Rust
use dust_lang::{
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abstract_tree::{Type, WithPos},
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error::{DustError, TypeConflict, ValidationError},
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identifier::Identifier,
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interpret, Value,
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};
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#[test]
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fn simple_structure() {
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assert_eq!(
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interpret(
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"test",
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"
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struct Foo {
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bar : int,
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baz : str,
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}
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Foo {
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bar = 42,
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baz = 'hiya',
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}
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"
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),
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Ok(Some(Value::structure(
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Identifier::new("Foo").with_position((127, 130)),
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vec![
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(Identifier::new("bar"), Value::integer(42)),
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(Identifier::new("baz"), Value::string("hiya".to_string())),
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]
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)))
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)
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}
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#[test]
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fn field_type_error() {
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assert_eq!(
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interpret(
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"test",
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"
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struct Foo {
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bar : int,
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}
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Foo {
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bar = 'hiya',
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}
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"
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)
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.unwrap_err()
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.errors(),
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&vec![DustError::Validation {
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error: ValidationError::TypeCheck {
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conflict: TypeConflict {
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actual: Type::String,
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expected: Type::Integer
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},
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actual_position: (128, 134).into(),
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expected_position: Some((56, 59).into()),
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},
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position: (96, 153).into()
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}]
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)
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}
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#[test]
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fn nested_structure() {
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assert_eq!(
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interpret(
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"test",
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"
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struct Bar {
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baz : int
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}
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struct Foo {
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bar : Bar
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}
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Foo {
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bar = Bar {
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baz = 42
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}
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}
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"
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),
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Ok(Some(Value::structure(
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Identifier::new("Foo").with_position((172, 175)),
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vec![(
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Identifier::new("bar"),
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Value::structure(
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Identifier::new("Bar").with_position((204, 207)),
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vec![(Identifier::new("baz"), Value::integer(42))]
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)
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),]
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)))
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)
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}
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#[test]
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fn undefined_struct() {
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assert_eq!(
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interpret(
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"test",
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"
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Foo {
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bar = 42
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}
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"
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)
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.unwrap_err()
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.errors(),
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&vec![DustError::Validation {
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error: ValidationError::VariableNotFound {
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identifier: Identifier::new("Foo"),
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position: (17, 20).into()
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},
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position: (17, 69).into()
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}]
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)
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}
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