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DEV: Let bindings work.

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This commit is contained in:
Jeremy Wall 2019-08-02 18:57:52 -05:00
parent c792d758d7
commit 52a66bae8b
2 changed files with 14 additions and 1 deletions
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8
src/build/opcode/test.rs
View File

@ -606,6 +606,14 @@ fn simple_binary_expr() {
) )
} }
#[test]
fn simple_let_statements() {
assert_parse_cases![
"let foo = 1; foo;" => P(Int(1)),
"let foo = 1 + 1; foo;" => P(Int(2)),
];
}
#[test] #[test]
fn dot_expressions() { fn dot_expressions() {
let mut ops = vec![ let mut ops = vec![

7
src/build/opcode/translate.rs
View File

@ -27,7 +27,12 @@ impl AST {
Statement::Assert(_, _) => { Statement::Assert(_, _) => {
unimplemented!("Assert statements are not implmented yet") unimplemented!("Assert statements are not implmented yet")
} }
Statement::Let(_) => unimplemented!("Let statements are not implmented yet"), Statement::Let(def) => {
let binding = def.name.fragment;
ops.push(Op::Sym(binding));
Self::translate_expr(def.value, &mut ops);
ops.push(Op::Bind);
}
Statement::Output(_, _, _) => { Statement::Output(_, _, _) => {
unimplemented!("Out statements are not implmented yet") unimplemented!("Out statements are not implmented yet")
} }