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Run rustfmt

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Signed-off-by: Alek Ratzloff <alekratz@gmail.com>
This commit is contained in:
Alek Ratzloff
2020-10-20 16:21:50 -07:00
parent ceda48988d
commit 692bb521ec
27 changed files with 402 additions and 251 deletions
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63
src/vm/mod.rs
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@@ -5,7 +5,7 @@ pub mod inst;
pub mod signal;
use crate::{
obj::{builtin::BUILTIN_OBJS, reserved::*, prelude::*},
obj::{builtin::BUILTIN_OBJS, prelude::*, reserved::*},
vm::{consts::ConstPool, error::*, frame::*, inst::*, signal::*},
};
@@ -19,7 +19,7 @@ pub struct Vm<'c> {
}
impl<'c> Vm<'c> {
pub fn new(const_pool: &'c ConstPool,) -> Self {
pub fn new(const_pool: &'c ConstPool) -> Self {
Self {
stack: Default::default(),
frames: vec![],
@@ -122,9 +122,7 @@ impl<'c> Vm<'c> {
let args = fun.args().clone();
(*fun.fun_ptr())(callee, self, args)?
}
Frame::User(_) => {
self.resume_user_fun()
}
Frame::User(_) => self.resume_user_fun(),
};
self.handle_signal(signal)?;
}
@@ -148,8 +146,11 @@ impl<'c> Vm<'c> {
match signal {
Signal::Call(callee, args) => {
read_obj!(let callee_obj = callee);
let frame = callee_obj.as_fun()
.ok_or_else(|| Error::ValueError { error: "cannot call this object".to_string() })?
let frame = callee_obj
.as_fun()
.ok_or_else(|| Error::ValueError {
error: "cannot call this object".to_string(),
})?
.create_frame(callee.clone(), self, args)?;
// Jump to the first address of the new function call if it's a user function
if let Frame::User(_) = &frame {
@@ -207,19 +208,20 @@ impl<'c> Vm<'c> {
self.push(obj_ref);
}
Inst::LoadLocal(local) => {
let value = self.get_local(local)
let value = self
.get_local(local)
.expect("TODO: throw error for missing local");
self.push(value);
}
Inst::LoadGlobal(global) => {
let value = self.get_global(global)
let value = self
.get_global(global)
.or_else(|| self.get_builtin(global))
.expect("TODO: throw error for missing global");
self.push(value);
}
Inst::PopLocal(name) => {
let tos = self.pop()
.expect("stack underflow");
let tos = self.pop().expect("stack underflow");
// pop into name
if let Some(name) = name {
self.set_local(name, tos);
@@ -227,8 +229,7 @@ impl<'c> Vm<'c> {
// else discard
}
Inst::PopGlobal(name) => {
let tos = self.pop()
.expect("stack underflow");
let tos = self.pop().expect("stack underflow");
// pop into name
if let Some(name) = name {
self.set_global(name, tos);
@@ -244,10 +245,8 @@ impl<'c> Vm<'c> {
self.push(attr);
}
Inst::SetAttr(sym) => {
let target = self.pop()
.expect("no target available for SetAttr");
let source = self.pop()
.expect("no source available for SetAttr");
let target = self.pop().expect("no target available for SetAttr");
let source = self.pop().expect("no source available for SetAttr");
write_obj!(let target = target);
if let Some(attrs) = target.attrs_mut() {
attrs.insert(sym, source);
@@ -266,15 +265,17 @@ impl<'c> Vm<'c> {
Inst::Call(argc) => {
let stack_top = self.stack.len() - argc;
let args = self.stack.split_off(stack_top);
let tos = self.pop()
.expect("stack underflow");
let tos = self.pop().expect("stack underflow");
read_obj!(let tos = tos);
let callee = tos.get_call()
let callee = tos
.get_call()
.expect("TODO: throw an error for missing __call__ attr");
signal = Some(Signal::Call(callee, args));
}
Inst::Index => todo!(),
Inst::Return => { signal = Some(Signal::Return); }
Inst::Return => {
signal = Some(Signal::Return);
}
Inst::UnNeg => todo!(),
Inst::UnPos => todo!(),
Inst::BinPlus => {
@@ -282,7 +283,8 @@ impl<'c> Vm<'c> {
let lhs = self.pop().unwrap();
let fun = {
read_obj!(let lhs = lhs);
lhs.get_plus().expect("TODO: throw an error for missing __add__ attr")
lhs.get_plus()
.expect("TODO: throw an error for missing __add__ attr")
};
signal = Some(Signal::Call(fun, vec![rhs]));
}
@@ -291,7 +293,8 @@ impl<'c> Vm<'c> {
let lhs = self.pop().unwrap();
let fun = {
read_obj!(let lhs = lhs);
lhs.get_minus().expect("TODO: throw an error for missing __sub__ attr")
lhs.get_minus()
.expect("TODO: throw an error for missing __sub__ attr")
};
signal = Some(Signal::Call(fun, vec![rhs]));
}
@@ -300,7 +303,8 @@ impl<'c> Vm<'c> {
let lhs = self.pop().unwrap();
let fun = {
read_obj!(let lhs = lhs);
lhs.get_mul().expect("TODO: throw an error for missing __mul__ attr")
lhs.get_mul()
.expect("TODO: throw an error for missing __mul__ attr")
};
signal = Some(Signal::Call(fun, vec![rhs]));
}
@@ -309,7 +313,8 @@ impl<'c> Vm<'c> {
let lhs = self.pop().unwrap();
let fun = {
read_obj!(let lhs = lhs);
lhs.get_div().expect("TODO: throw an error for missing __div__ attr")
lhs.get_div()
.expect("TODO: throw an error for missing __div__ attr")
};
signal = Some(Signal::Call(fun, vec![rhs]));
}
@@ -318,7 +323,8 @@ impl<'c> Vm<'c> {
let lhs = self.pop().unwrap();
let fun = {
read_obj!(let lhs = lhs);
lhs.get_eq().expect("TODO: throw an error for missing __eq__ attr")
lhs.get_eq()
.expect("TODO: throw an error for missing __eq__ attr")
};
signal = Some(Signal::Call(fun, vec![rhs]));
}
@@ -342,7 +348,7 @@ impl<'c> Vm<'c> {
.get(&name.index())
.cloned()
}
fn set_local(&mut self, name: Name, value: ObjRef) {
let frame = self
.frame_mut()
@@ -363,7 +369,8 @@ impl<'c> Vm<'c> {
}
fn set_global(&mut self, name: Name, value: ObjRef) {
let frame = self.frames_mut()
let frame = self
.frames_mut()
.first_mut()
.expect("global stack frame")
.user_frame_mut()