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refactor(tvix/eval): rename Value::NotFound & OpAttrOrNotFound

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grfn suggested clearer naming for these in cl/6166.

Change-Id: I83164bf1d1902ebd42272e9d5d63819a0f6a72c5
Reviewed-on: https://cl.tvl.fyi/c/depot/+/6277
Reviewed-by: grfn <grfn@gws.fyi>
Tested-by: BuildkiteCI
This commit is contained in:
Vincent Ambo 2022-08-26 18:40:55 +03:00 committed by tazjin
parent 903b57be04
commit 7da5076191
4 changed files with 10 additions and 10 deletions
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4
tvix/eval/src/compiler/mod.rs
View file

@ -429,7 +429,7 @@ impl Compiler {
// next nested element, for all fragments except the last one.
for (count, fragment) in node.attrpath().unwrap().attrs().enumerate() {
if count > 0 {
self.chunk().push_op(OpCode::OpAttrOrNotFound);
self.chunk().push_op(OpCode::OpAttrsTrySelect);
}
self.compile_attr(fragment);
@ -616,7 +616,7 @@ impl Compiler {
for fragment in path.attrs() {
self.compile_attr(fragment);
self.chunk().push_op(OpCode::OpAttrOrNotFound);
self.chunk().push_op(OpCode::OpAttrsTrySelect);
jumps.push(self.chunk().push_op(OpCode::OpJumpIfNotFound(0)));
}

2
tvix/eval/src/opcode.rs
View file

@ -50,7 +50,7 @@ pub enum OpCode {
OpAttrPath(usize),
OpAttrsUpdate,
OpAttrsSelect,
OpAttrOrNotFound,
OpAttrsTrySelect,
OpAttrsIsSet,
// `with`-handling

6
tvix/eval/src/value/mod.rs
View file

@ -33,7 +33,7 @@ pub enum Value {
// Internal values that, while they technically exist at runtime,
// are never returned to or created directly by users.
AttrPath(Vec<NixString>),
NotFound,
AttrNotFound,
}
impl Value {
@ -54,7 +54,7 @@ impl Value {
Value::Closure(_) | Value::Builtin(_) => "lambda",
// Internal types
Value::AttrPath(_) | Value::NotFound => "internal",
Value::AttrPath(_) | Value::AttrNotFound => "internal",
}
}
@ -140,7 +140,7 @@ impl Display for Value {
// internal types
Value::AttrPath(path) => write!(f, "internal[attrpath({})]", path.len()),
Value::NotFound => f.write_str("internal[not found]"),
Value::AttrNotFound => f.write_str("internal[not found]"),
}
}
}

8
tvix/eval/src/vm.rs
View file

@ -225,15 +225,15 @@ impl VM {
}
}
OpCode::OpAttrOrNotFound => {
OpCode::OpAttrsTrySelect => {
let key = self.pop().to_string()?;
let value = match self.pop() {
Value::Attrs(attrs) => match attrs.select(key.as_str()) {
Some(value) => value.clone(),
None => Value::NotFound,
None => Value::AttrNotFound,
},
_ => Value::NotFound,
_ => Value::AttrNotFound,
};
self.push(value);
@ -283,7 +283,7 @@ impl VM {
}
OpCode::OpJumpIfNotFound(offset) => {
if matches!(self.peek(0), Value::NotFound) {
if matches!(self.peek(0), Value::AttrNotFound) {
self.pop();
self.frame_mut().ip += offset;
}