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Compare commits
No commits in common. "39b2f10bb569bdbcc0fa025e8ae43dfa1b06d827" and "b72121e25699598c6a4bd5a7ebda57a13a67b8d6" have entirely different histories.
39b2f10bb5
...
b72121e256
313
Cargo.lock
generated
313
Cargo.lock
generated
|
|
@ -1,313 +0,0 @@
|
|||
# This file is automatically @generated by Cargo.
|
||||
# It is not intended for manual editing.
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||||
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|
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||||
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||||
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||||
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]
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dependencies = [
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||||
"unicode-segmentation",
|
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]
|
||||
|
||||
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||||
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dependencies = [
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"quote",
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"syn",
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]
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]
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checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
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[[package]]
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name = "winapi"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "5c839a674fcd7a98952e593242ea400abe93992746761e38641405d28b00f419"
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dependencies = [
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"winapi-i686-pc-windows-gnu",
|
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"winapi-x86_64-pc-windows-gnu",
|
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]
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|
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[[package]]
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name = "winapi-i686-pc-windows-gnu"
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version = "0.4.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
|
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[[package]]
|
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name = "winapi-x86_64-pc-windows-gnu"
|
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version = "0.4.0"
|
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
|
||||
14
a.hlm
14
a.hlm
|
|
@ -1,7 +1,9 @@
|
|||
let x: num = 34,
|
||||
y: num = 35
|
||||
in
|
||||
println(x + y);
|
||||
func add (x: num) num = (\a: num -> a + 1)(x);
|
||||
|
||||
let foo: num = 69;
|
||||
println(foo);
|
||||
println(
|
||||
{
|
||||
println("Hello");
|
||||
return let x: num = 17 * 2 in
|
||||
add(x);
|
||||
} + 34
|
||||
);
|
||||
|
|
@ -16,7 +16,7 @@ pub enum BinaryOp {
|
|||
|
||||
#[derive(Clone, Debug)]
|
||||
pub enum Literal {
|
||||
Num(i64), Str(String), Bool(bool), Unit,
|
||||
Num(i64), Str(String), Bool(bool),
|
||||
}
|
||||
|
||||
/// Enum to represent internal expression
|
||||
|
|
@ -31,19 +31,19 @@ pub enum Expr {
|
|||
|
||||
Call(Box<Self>, Vec<Self>),
|
||||
Lambda {
|
||||
args: Vec<String>,
|
||||
args: Vec<(String, Type)>,
|
||||
body: Vec<Self>,
|
||||
},
|
||||
Defines(Vec<(String, Self)>),
|
||||
Return(Box<Self>),
|
||||
}
|
||||
|
||||
#[derive(Clone, Debug)]
|
||||
pub enum Stmt {
|
||||
Expr(Expr),
|
||||
Let(Vec<(String, Type, Expr)>),
|
||||
Func {
|
||||
name: String,
|
||||
args: Vec<String>,
|
||||
args: Vec<(String, Type)>,
|
||||
ret: Type,
|
||||
body: Expr,
|
||||
},
|
||||
|
|
@ -56,7 +56,6 @@ impl Display for Expr {
|
|||
Literal::Num(n) => write!(f, "{}", n),
|
||||
Literal::Str(s) => write!(f, "\"{}\"", s),
|
||||
Literal::Bool(b) => write!(f, "{}", b),
|
||||
Literal::Unit => write!(f, "()"),
|
||||
},
|
||||
Expr::Sym(s) => write!(f, "{}", s),
|
||||
Expr::Vec(v) => {
|
||||
|
|
@ -80,8 +79,8 @@ impl Display for Expr {
|
|||
},
|
||||
Expr::Lambda { args, body } => {
|
||||
write!(f, "(lambda ")?;
|
||||
for arg in args {
|
||||
write!(f, " {}", arg)?;
|
||||
for (name, ty) in args {
|
||||
write!(f, "[{} {}]", name, ty)?;
|
||||
}
|
||||
if body.len() == 1 {
|
||||
write!(f, " {})", body[0])
|
||||
|
|
@ -93,13 +92,6 @@ impl Display for Expr {
|
|||
write!(f, "))")
|
||||
}
|
||||
},
|
||||
Expr::Defines(defs) => {
|
||||
write!(f, "(defs ")?;
|
||||
for (name, expr) in defs {
|
||||
write!(f, "({} {})", name, expr)?;
|
||||
}
|
||||
write!(f, ")")
|
||||
},
|
||||
Expr::Return(e) => write!(f, "(return {})", e),
|
||||
}
|
||||
}
|
||||
|
|
@ -109,10 +101,17 @@ impl Display for Stmt {
|
|||
fn fmt(&self, f: &mut Formatter) -> FmtResult {
|
||||
match self {
|
||||
Stmt::Expr(e) => write!(f, "{}", e),
|
||||
Stmt::Let(vars) => {
|
||||
write!(f, "(let")?;
|
||||
for (name, ty, e) in vars {
|
||||
write!(f, " [{} {} {}]", name, ty, e)?;
|
||||
}
|
||||
write!(f, ")")
|
||||
},
|
||||
Stmt::Func { name, args, ret, body } => {
|
||||
write!(f, "(defn {} [", name)?;
|
||||
for name in args {
|
||||
write!(f, " {}", name)?;
|
||||
for (name, ty) in args {
|
||||
write!(f, "[{} {}]", name, ty)?;
|
||||
}
|
||||
write!(f, "] {} {})", ret, body)
|
||||
},
|
||||
|
|
|
|||
|
|
@ -2,7 +2,7 @@ use std::fmt::{Display, Formatter, Result as FmtResult};
|
|||
use crate::trans::ty::Type;
|
||||
|
||||
#[derive(Clone, Debug)]
|
||||
pub enum JSLiteral { Num(i64), Str(String), Bool(bool), Undefined }
|
||||
pub enum JSLiteral { Num(i64), Str(String), Bool(bool) }
|
||||
|
||||
/// Enum to represent javascript expression
|
||||
#[derive(Clone, Debug)]
|
||||
|
|
@ -16,19 +16,19 @@ pub enum JSExpr {
|
|||
Call(Box<Self>, Vec<Self>),
|
||||
Method(Box<Self>, String, Vec<Self>),
|
||||
Lambda {
|
||||
args: Vec<String>,
|
||||
args: Vec<(String, Type)>,
|
||||
body: Vec<Self>,
|
||||
},
|
||||
Defines(Vec<(String, Self)>),
|
||||
Return(Box<Self>),
|
||||
}
|
||||
|
||||
#[derive(Clone, Debug)]
|
||||
pub enum JSStmt {
|
||||
Expr(JSExpr),
|
||||
Let(Vec<(String, Type, JSExpr)>),
|
||||
Func {
|
||||
name: String,
|
||||
args: Vec<String>,
|
||||
args: Vec<(String, Type)>,
|
||||
ret: Type,
|
||||
body: JSExpr,
|
||||
},
|
||||
|
|
@ -41,7 +41,6 @@ impl Display for JSExpr {
|
|||
JSLiteral::Num(n) => write!(f, "{}", n),
|
||||
JSLiteral::Str(s) => write!(f, "'{}'", s),
|
||||
JSLiteral::Bool(b) => write!(f, "{}", b),
|
||||
JSLiteral::Undefined => write!(f, "undefined"),
|
||||
},
|
||||
JSExpr::Sym(s) => write!(f, "{}", s),
|
||||
JSExpr::Array(v) => {
|
||||
|
|
@ -82,7 +81,7 @@ impl Display for JSExpr {
|
|||
},
|
||||
JSExpr::Lambda { args, body } => {
|
||||
write!(f, "((")?;
|
||||
for (i, name) in args.iter().enumerate() {
|
||||
for (i, (name, _ty)) in args.iter().enumerate() {
|
||||
if i > 0 {
|
||||
write!(f, ", ")?;
|
||||
}
|
||||
|
|
@ -99,23 +98,6 @@ impl Display for JSExpr {
|
|||
write!(f, "}})")
|
||||
}
|
||||
},
|
||||
JSExpr::Defines(vs) => {
|
||||
write!(f, "let [")?;
|
||||
for (i, (name, _)) in vs.iter().enumerate() {
|
||||
if i > 0 {
|
||||
write!(f, ", ")?;
|
||||
}
|
||||
write!(f, "{}", name)?;
|
||||
}
|
||||
write!(f, "] = [")?;
|
||||
for (i, (_, expr)) in vs.iter().enumerate() {
|
||||
if i > 0 {
|
||||
write!(f, ", ")?;
|
||||
}
|
||||
write!(f, "{}", expr)?;
|
||||
}
|
||||
write!(f, "]")
|
||||
}
|
||||
JSExpr::Return(e) => write!(f, "return {}", e),
|
||||
}
|
||||
}
|
||||
|
|
@ -125,10 +107,20 @@ impl Display for JSStmt {
|
|||
fn fmt(&self, f: &mut Formatter) -> FmtResult {
|
||||
match self {
|
||||
JSStmt::Expr(e) => write!(f, "{}", e),
|
||||
JSStmt::Let(vars) => {
|
||||
write!(f, "let ")?;
|
||||
for (i, (name, _ty, e)) in vars.iter().enumerate() {
|
||||
if i > 0 {
|
||||
write!(f, ", ")?;
|
||||
}
|
||||
write!(f, "{} = {}", name, e)?;
|
||||
}
|
||||
write!(f, ";")
|
||||
},
|
||||
JSStmt::Func { name, args, ret: _, body } => {
|
||||
// const name = (args) => body;
|
||||
write!(f, "const {} = (", name)?;
|
||||
for (i, name) in args.iter().enumerate() {
|
||||
for (i, (name, _ty)) in args.iter().enumerate() {
|
||||
if i > 0 {
|
||||
write!(f, ", ")?;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -16,7 +16,7 @@ pub enum PBinaryOp {
|
|||
}
|
||||
|
||||
#[derive(Clone, Debug)]
|
||||
pub enum PLiteral { Num(i64), Str(String), Bool(bool), Unit }
|
||||
pub enum PLiteral { Num(i64), Str(String), Bool(bool) }
|
||||
|
||||
#[derive(Clone, Debug)]
|
||||
pub enum PExpr {
|
||||
|
|
@ -36,7 +36,7 @@ pub enum PExpr {
|
|||
},
|
||||
Let {
|
||||
vars: Vec<(String, Type, Spanned<Self>)>,
|
||||
body: Option<Box<Spanned<Self>>>,
|
||||
body: Box<Spanned<Self>>,
|
||||
},
|
||||
Block(Vec<Spanned<Self>>),
|
||||
Return(Box<Spanned<Self>>),
|
||||
|
|
@ -45,6 +45,7 @@ pub enum PExpr {
|
|||
#[derive(Clone, Debug)]
|
||||
pub enum PStmt {
|
||||
Expr(Spanned<PExpr>),
|
||||
Let(Vec<(String, Type, Spanned<PExpr>)>),
|
||||
Func {
|
||||
name: String,
|
||||
args: Vec<(String, Type)>,
|
||||
|
|
|
|||
|
|
@ -295,16 +295,10 @@ pub fn expr_parser() -> impl P<Spanned<PExpr>> {
|
|||
.then(expr.clone())
|
||||
.map(|(vars, body)| PExpr::Let {
|
||||
vars,
|
||||
body: Some(Box::new(body)),
|
||||
body: Box::new(body),
|
||||
})
|
||||
.boxed()
|
||||
.labelled("let with expression");
|
||||
|
||||
let let_def = just(Token::Let)
|
||||
.ignore_then(let_binds)
|
||||
.map(|vars| PExpr::Let { vars, body: None })
|
||||
.boxed()
|
||||
.labelled("let definition");
|
||||
.labelled("let..in");
|
||||
|
||||
let block = nested_parser(
|
||||
expr.clone()
|
||||
|
|
@ -328,7 +322,6 @@ pub fn expr_parser() -> impl P<Spanned<PExpr>> {
|
|||
.or(paren_expr)
|
||||
.or(lam)
|
||||
.or(let_in)
|
||||
.or(let_def)
|
||||
.or(block)
|
||||
.or(ret)
|
||||
.map_with_span(|e, s| (e, s))
|
||||
|
|
|
|||
|
|
@ -7,23 +7,16 @@ use crate::asts::{
|
|||
pub fn translate_stmt(stmt: PStmt) -> Stmt {
|
||||
match stmt {
|
||||
PStmt::Expr(e) => Stmt::Expr(translate_expr(e.0)),
|
||||
PStmt::Let(vars) => todo!(),
|
||||
PStmt::Func { name, args, ret, body } => Stmt::Func {
|
||||
name,
|
||||
args: args.into_iter().map(|(name, _ty)| name).collect(),
|
||||
args,
|
||||
ret,
|
||||
body: translate_expr(body.0),
|
||||
},
|
||||
}
|
||||
}
|
||||
|
||||
pub fn exprs_to_lam(es: Vec<PExpr>) -> Expr {
|
||||
let lam = Expr::Lambda {
|
||||
args: vec![],
|
||||
body: es.into_iter().map(translate_expr).collect(),
|
||||
};
|
||||
Expr::Call(Box::new(lam), vec![])
|
||||
}
|
||||
|
||||
pub fn translate_expr(expr: PExpr) -> Expr {
|
||||
match expr {
|
||||
PExpr::Error => panic!("Error in expression!"),
|
||||
|
|
@ -32,7 +25,6 @@ pub fn translate_expr(expr: PExpr) -> Expr {
|
|||
PLiteral::Num(n) => Literal::Num(n),
|
||||
PLiteral::Str(s) => Literal::Str(s),
|
||||
PLiteral::Bool(b) => Literal::Bool(b),
|
||||
PLiteral::Unit => Literal::Unit,
|
||||
}),
|
||||
PExpr::Sym(s) => Expr::Sym(s),
|
||||
PExpr::Vec(v) => Expr::Vec(v.into_iter().map(|e| translate_expr(e.0)).collect()),
|
||||
|
|
@ -69,17 +61,16 @@ pub fn translate_expr(expr: PExpr) -> Expr {
|
|||
args.into_iter().map(|a| translate_expr(a.0)).collect(),
|
||||
),
|
||||
PExpr::Lambda { args, body } => Expr::Lambda {
|
||||
args: args.into_iter().map(|(name, _ty)| name).collect(),
|
||||
args,
|
||||
body: vec![translate_expr((*body).0)],
|
||||
},
|
||||
PExpr::Let { vars, body } => {
|
||||
if let Some(body) = body {
|
||||
let mut expr: Expr = translate_expr(body.0); // The expression we're building up
|
||||
for (name, _ty, val) in vars.into_iter().rev() { // Reverse so we can build up the lambda
|
||||
for (name, ty, val) in vars.into_iter().rev() { // Reverse so we can build up the lambda
|
||||
// e.g.: let x : t = e1 in e2; => (lambda (x : t) = e2)(e1)
|
||||
// Build up the lambda
|
||||
expr = Expr::Lambda {
|
||||
args: vec![name],
|
||||
args: vec![(name, ty)],
|
||||
body: vec![expr],
|
||||
};
|
||||
// Call the lambda with the value
|
||||
|
|
@ -87,14 +78,13 @@ pub fn translate_expr(expr: PExpr) -> Expr {
|
|||
expr = Expr::Call(Box::new(expr), vec![val]);
|
||||
}
|
||||
expr
|
||||
} else {
|
||||
Expr::Defines(vars.into_iter().map(|(name, _ty, val)| {
|
||||
(name, translate_expr(val.0))
|
||||
}).collect())
|
||||
}
|
||||
},
|
||||
PExpr::Block(es) => {
|
||||
exprs_to_lam(es.into_iter().map(|e| e.0).collect())
|
||||
let lam = Expr::Lambda {
|
||||
args: vec![],
|
||||
body: es.into_iter().map(|e| translate_expr(e.0)).collect(),
|
||||
};
|
||||
Expr::Call(Box::new(lam), vec![])
|
||||
},
|
||||
PExpr::Return(e) => Expr::Return(Box::new(translate_expr((*e).0))),
|
||||
}
|
||||
|
|
@ -103,6 +93,7 @@ pub fn translate_expr(expr: PExpr) -> Expr {
|
|||
pub fn translate_js_stmt(stmt: Stmt) -> JSStmt {
|
||||
match stmt {
|
||||
Stmt::Expr(e) => JSStmt::Expr(translate_js_expr(e)),
|
||||
Stmt::Let(vars) => todo!(),
|
||||
Stmt::Func { name, args, ret, body } => JSStmt::Func {
|
||||
name,
|
||||
args,
|
||||
|
|
@ -118,7 +109,6 @@ pub fn translate_js_expr(expr: Expr) -> JSExpr {
|
|||
Literal::Num(n) => JSExpr::Lit(JSLiteral::Num(n)),
|
||||
Literal::Str(s) => JSExpr::Lit(JSLiteral::Str(s)),
|
||||
Literal::Bool(b) => JSExpr::Lit(JSLiteral::Bool(b)),
|
||||
Literal::Unit => JSExpr::Lit(JSLiteral::Undefined),
|
||||
},
|
||||
Expr::Sym(s) => JSExpr::Sym(s),
|
||||
Expr::Vec(v) => JSExpr::Array(v.into_iter().map(translate_js_expr).collect()),
|
||||
|
|
@ -172,9 +162,6 @@ pub fn translate_js_expr(expr: Expr) -> JSExpr {
|
|||
args,
|
||||
body: body.into_iter().map(translate_js_expr).collect(),
|
||||
},
|
||||
Expr::Defines(defs) => JSExpr::Defines(defs.into_iter().map(|(name, val)| {
|
||||
(name, translate_js_expr(val))
|
||||
}).collect()),
|
||||
Expr::Return(e) => JSExpr::Return(Box::new(translate_js_expr(*e))),
|
||||
}
|
||||
}
|
||||
Loading…
Reference in a new issue