fixed inference_core and inference_context

refactor
pca006132 2021-01-04 13:24:29 +08:00
parent 67963fc21f
commit 584d8a490f
2 changed files with 7 additions and 20 deletions

View File

@ -84,7 +84,7 @@ impl<'a> InferenceContext<'a> {
let (_, level) = self.stack.sym_def.last().unwrap();
if *level > self.stack.level {
let (name, _) = self.stack.sym_def.pop().unwrap();
self.sym_table.get_mut(name).unwrap().1 = false;
self.sym_table.remove(name).unwrap();
poped_names.push(name);
} else {
break;

View File

@ -47,7 +47,7 @@ fn find_subst(
.iter()
.filter(|x| !v_b.bound.contains(x))
.collect();
if diff.is_empty() {
if !diff.is_empty() {
return Err("different domain".to_string());
}
}
@ -200,10 +200,10 @@ pub fn resolve_call(
#[cfg(test)]
mod tests {
use std::rc::Rc;
use super::*;
use crate::context::TopLevelContext;
use crate::primitives::*;
use std::rc::Rc;
fn get_inference_context(ctx: TopLevelContext) -> InferenceContext {
InferenceContext::new(ctx, Box::new(|_| Err("unbounded identifier".into())))
@ -214,10 +214,7 @@ mod tests {
let mut ctx = basic_ctx();
let v1 = ctx.add_variable(VarDef {
name: "V1",
bound: vec![
ctx.get_primitive(INT32_TYPE),
ctx.get_primitive(FLOAT_TYPE),
],
bound: vec![ctx.get_primitive(INT32_TYPE), ctx.get_primitive(FLOAT_TYPE)],
});
let v1 = ctx.get_variable(v1);
let v2 = ctx.add_variable(VarDef {
@ -256,13 +253,11 @@ mod tests {
Err("incorrect parameter number".to_string())
);
assert_eq!(
resolve_call(&ctx, None, "float", &[v1]),
Ok(Some(ctx.get_primitive(FLOAT_TYPE)))
);
assert_eq!(
resolve_call(&ctx, None, "float", &[v2]),
Err("different domain".to_string())
@ -280,18 +275,12 @@ mod tests {
let v0 = ctx.get_variable(v0);
let v1 = ctx.add_variable(VarDef {
name: "V1",
bound: vec![
ctx.get_primitive(INT32_TYPE),
ctx.get_primitive(FLOAT_TYPE),
],
bound: vec![ctx.get_primitive(INT32_TYPE), ctx.get_primitive(FLOAT_TYPE)],
});
let v1 = ctx.get_variable(v1);
let v2 = ctx.add_variable(VarDef {
name: "V2",
bound: vec![
ctx.get_primitive(INT32_TYPE),
ctx.get_primitive(FLOAT_TYPE),
],
bound: vec![ctx.get_primitive(INT32_TYPE), ctx.get_primitive(FLOAT_TYPE)],
});
let v2 = ctx.get_variable(v2);
let v3 = ctx.add_variable(VarDef {
@ -390,9 +379,7 @@ mod tests {
ctx.add_fn(
"foo1",
FnDef {
args: vec![
ParametricType(TUPLE_TYPE, vec![v0.clone(), v0.clone(), v1]).into(),
],
args: vec![ParametricType(TUPLE_TYPE, vec![v0.clone(), v0.clone(), v1]).into()],
result: Some(v0),
},
);