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Implement Phase 5: Control flow & exceptions in MIR/VM - Core functionality complete

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Co-authored-by: moe-charm <217100418+moe-charm@users.noreply.github.com>
This commit is contained in:
copilot-swe-agent[bot]
2025-08-13 06:23:28 +00:00
parent 2e9b5daadf
commit d3a85b2305
8 changed files with 468 additions and 0 deletions
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93
src/mir/mod.rs
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@ -110,4 +110,97 @@ mod tests {
assert!(!mir_dump.is_empty(), "MIR dump should not be empty");
assert!(mir_dump.contains("function"), "MIR dump should contain function information");
}
#[test]
fn test_throw_compilation() {
let mut compiler = MirCompiler::new();
let throw_ast = ASTNode::Throw {
expression: Box::new(ASTNode::Literal {
value: LiteralValue::String("Test exception".to_string()),
span: crate::ast::Span::unknown(),
}),
span: crate::ast::Span::unknown(),
};
let result = compiler.compile(throw_ast);
assert!(result.is_ok(), "Throw compilation should succeed");
let compile_result = result.unwrap();
let mir_dump = compiler.dump_mir(&compile_result.module);
assert!(mir_dump.contains("throw"), "MIR should contain throw instruction");
assert!(mir_dump.contains("safepoint"), "MIR should contain safepoint instruction");
}
#[test]
fn test_loop_compilation() {
let mut compiler = MirCompiler::new();
let loop_ast = ASTNode::Loop {
condition: Box::new(ASTNode::Literal {
value: LiteralValue::Bool(true),
span: crate::ast::Span::unknown(),
}),
body: vec![
ASTNode::Print {
expression: Box::new(ASTNode::Literal {
value: LiteralValue::String("Loop body".to_string()),
span: crate::ast::Span::unknown(),
}),
span: crate::ast::Span::unknown(),
}
],
span: crate::ast::Span::unknown(),
};
let result = compiler.compile(loop_ast);
assert!(result.is_ok(), "Loop compilation should succeed");
let compile_result = result.unwrap();
let mir_dump = compiler.dump_mir(&compile_result.module);
assert!(mir_dump.contains("br"), "MIR should contain branch instructions");
assert!(mir_dump.contains("safepoint"), "MIR should contain safepoint instructions");
}
#[test]
fn test_try_catch_compilation() {
let mut compiler = MirCompiler::new();
let try_catch_ast = ASTNode::TryCatch {
try_body: vec![
ASTNode::Print {
expression: Box::new(ASTNode::Literal {
value: LiteralValue::String("Try block".to_string()),
span: crate::ast::Span::unknown(),
}),
span: crate::ast::Span::unknown(),
}
],
catch_clauses: vec![
crate::ast::CatchClause {
exception_type: Some("Exception".to_string()),
variable_name: Some("e".to_string()),
body: vec![
ASTNode::Print {
expression: Box::new(ASTNode::Literal {
value: LiteralValue::String("Catch block".to_string()),
span: crate::ast::Span::unknown(),
}),
span: crate::ast::Span::unknown(),
}
],
span: crate::ast::Span::unknown(),
}
],
finally_body: None,
span: crate::ast::Span::unknown(),
};
let result = compiler.compile(try_catch_ast);
assert!(result.is_ok(), "TryCatch compilation should succeed");
let compile_result = result.unwrap();
let mir_dump = compiler.dump_mir(&compile_result.module);
assert!(mir_dump.contains("catch"), "MIR should contain catch instruction");
}
}