aiken/crates/lang/src/uplc.rs

1197 lines
49 KiB
Rust

use std::{cmp::Ordering, collections::HashMap, rc::Rc, sync::Arc};
use indexmap::IndexMap;
use itertools::Itertools;
use uplc::{
ast::{Constant, Name, Program, Term, Unique},
builtins::DefaultFunction,
parser::interner::Interner,
};
use crate::{
ast::{DataType, Function, ModuleConstant, Pattern, TypeAlias, TypedArg, Use},
expr::TypedExpr,
tipo::{self, ModuleValueConstructor, Type, ValueConstructorVariant},
};
#[derive(Debug, Clone, PartialEq, Eq, Hash)]
pub struct ScopeLevels {
scope_tracker: Vec<i32>,
}
impl ScopeLevels {
pub fn new() -> Self {
ScopeLevels {
scope_tracker: vec![0],
}
}
pub fn is_less_than(&self, other: &ScopeLevels) -> bool {
if self.scope_tracker.is_empty() && !other.scope_tracker.is_empty() {
return true;
} else if other.scope_tracker.is_empty() {
return false;
}
let mut result = self.scope_tracker.len() < other.scope_tracker.len();
for (scope_self, scope_other) in self.scope_tracker.iter().zip(other.scope_tracker.iter()) {
match scope_self.cmp(scope_other) {
std::cmp::Ordering::Less => {
result = true;
break;
}
std::cmp::Ordering::Equal => {}
std::cmp::Ordering::Greater => {
result = false;
break;
}
}
}
result
}
pub fn scope_increment_sequence(&self, inc: i32) -> ScopeLevels {
let mut new_scope = self.clone();
*new_scope.scope_tracker.last_mut().unwrap() += inc;
new_scope.scope_tracker.push(0);
new_scope
}
pub fn scope_increment(&self, inc: i32) -> ScopeLevels {
let mut new_scope = self.clone();
*new_scope.scope_tracker.last_mut().unwrap() += inc;
new_scope
}
}
impl Default for ScopeLevels {
fn default() -> Self {
Self::new()
}
}
pub struct CodeGenerator<'a> {
uplc_function_holder: Vec<(String, Term<Name>)>,
uplc_function_holder_lookup: IndexMap<(String, String), (ScopeLevels, TypedExpr)>,
uplc_data_holder_lookup: IndexMap<(String, String, String), (ScopeLevels, TypedExpr)>,
uplc_data_usage_holder_lookup: IndexMap<(String, String), ScopeLevels>,
functions: &'a HashMap<(String, String), &'a Function<Arc<tipo::Type>, TypedExpr>>,
type_aliases: &'a HashMap<(String, String), &'a TypeAlias<Arc<tipo::Type>>>,
data_types: &'a HashMap<(String, String), &'a DataType<Arc<tipo::Type>>>,
imports: &'a HashMap<(String, String), &'a Use<String>>,
constants: &'a HashMap<(String, String), &'a ModuleConstant<Arc<tipo::Type>, String>>,
}
impl<'a> CodeGenerator<'a> {
pub fn new(
functions: &'a HashMap<(String, String), &'a Function<Arc<tipo::Type>, TypedExpr>>,
type_aliases: &'a HashMap<(String, String), &'a TypeAlias<Arc<tipo::Type>>>,
data_types: &'a HashMap<(String, String), &'a DataType<Arc<tipo::Type>>>,
imports: &'a HashMap<(String, String), &'a Use<String>>,
constants: &'a HashMap<(String, String), &'a ModuleConstant<Arc<tipo::Type>, String>>,
) -> Self {
CodeGenerator {
uplc_function_holder: Vec::new(),
uplc_function_holder_lookup: IndexMap::new(),
uplc_data_holder_lookup: IndexMap::new(),
uplc_data_usage_holder_lookup: IndexMap::new(),
functions,
type_aliases,
data_types,
imports,
constants,
}
}
pub fn generate(&mut self, body: TypedExpr, arguments: Vec<TypedArg>) -> Program<Name> {
self.recurse_scope_level(&body, ScopeLevels::new());
let mut term = self.recurse_code_gen(&body, ScopeLevels::new());
// Apply constr exposer to top level.
term = Term::Apply {
function: Term::Lambda {
parameter_name: Name {
text: "constr_fields_exposer".to_string(),
unique: 0.into(),
},
body: term.into(),
}
.into(),
argument: Term::Lambda {
parameter_name: Name {
text: "constr_var".to_string(),
unique: 0.into(),
},
body: Term::Apply {
function: Term::Builtin(DefaultFunction::UnListData).into(),
argument: Term::Apply {
function: Term::Builtin(DefaultFunction::SndPair).into(),
argument: Term::Apply {
function: Term::Builtin(DefaultFunction::UnConstrData).into(),
argument: Term::Var(Name {
text: "constr_var".to_string(),
unique: 0.into(),
})
.into(),
}
.into(),
}
.into(),
}
.into(),
}
.into(),
};
//Apply constr arg getter to top level.
term = Term::Apply {
function: Term::Lambda {
parameter_name: Name {
text: "constr_field_get_arg".to_string(),
unique: 0.into(),
},
body: term.into(),
}
.into(),
argument: Term::Lambda {
parameter_name: Name {
text: "constr_list".to_string(),
unique: 0.into(),
},
body: Term::Lambda {
parameter_name: Name {
text: "arg_number".to_string(),
unique: 0.into(),
},
body: Term::Apply {
function: Term::Lambda {
parameter_name: Name {
text: "recurse".to_string(),
unique: 0.into(),
},
body: Term::Apply {
function: Term::Apply {
function: Term::Apply {
function: Term::Var(Name {
text: "recurse".to_string(),
unique: 0.into(),
})
.into(),
argument: Term::Var(Name {
text: "recurse".to_string(),
unique: 0.into(),
})
.into(),
}
.into(),
// Start recursive with index 0 of list
argument: Term::Constant(Constant::Integer(0.into())).into(),
}
.into(),
argument: Term::Var(Name {
text: "constr_list".to_string(),
unique: 0.into(),
})
.into(),
}
.into(),
}
.into(),
argument: Term::Lambda {
parameter_name: Name {
text: "self_recursor".to_string(),
unique: 0.into(),
},
body: Term::Lambda {
parameter_name: Name {
text: "current_arg_number".to_string(),
unique: 0.into(),
},
body: Term::Lambda {
parameter_name: Name {
text: "list_of_constr_args".to_string(),
unique: 0.into(),
},
body: Term::Apply {
function: Term::Apply {
function: Term::Apply {
function: Term::Apply {
function: Term::Force(
Term::Builtin(DefaultFunction::IfThenElse)
.into(),
)
.into(),
argument: Term::Apply {
function: Term::Apply {
function: Term::Builtin(
DefaultFunction::EqualsInteger,
)
.into(),
argument: Term::Var(Name {
text: "arg_number".to_string(),
unique: 0.into(),
})
.into(),
}
.into(),
argument: Term::Var(Name {
text: "current_arg_number".to_string(),
unique: 0.into(),
})
.into(),
}
.into(),
}
.into(),
argument: Term::Force(
Term::Builtin(DefaultFunction::HeadList).into(),
)
.into(),
}
.into(),
argument: Term::Lambda {
parameter_name: Name {
text: "current_list_of_constr_args".to_string(),
unique: 0.into(),
},
body: Term::Apply {
function: Term::Apply {
function: Term::Apply {
function: Term::Var(Name {
text: "self_recursor".to_string(),
unique: 0.into(),
})
.into(),
argument: Term::Var(Name {
text: "self_recursor".to_string(),
unique: 0.into(),
})
.into(),
}
.into(),
argument: Term::Apply {
function: Term::Apply {
function: Term::Builtin(
DefaultFunction::AddInteger,
)
.into(),
argument: Term::Var(Name {
text: "current_arg_number"
.to_string(),
unique: 0.into(),
})
.into(),
}
.into(),
argument: Term::Constant(
Constant::Integer(1.into()),
)
.into(),
}
.into(),
}
.into(),
argument: Term::Apply {
function: Term::Force(
Term::Builtin(
DefaultFunction::TailList,
)
.into(),
)
.into(),
argument: Term::Var(Name {
text: "current_list_of_constr_args"
.to_string(),
unique: 0.into(),
})
.into(),
}
.into(),
}
.into(),
}
.into(),
}
.into(),
argument: Term::Var(Name {
text: "list_of_constr_args".to_string(),
unique: 0.into(),
})
.into(),
}
.into(),
}
.into(),
}
.into(),
}
.into(),
}
.into(),
}
.into(),
}
.into(),
};
for arg in arguments.iter().rev() {
term = Term::Lambda {
parameter_name: uplc::ast::Name {
text: arg.arg_name.get_variable_name().unwrap_or("_").to_string(),
unique: Unique::new(0),
},
body: Rc::new(term),
}
}
let mut program = Program {
version: (1, 0, 0),
term,
};
let mut interner = Interner::new();
interner.program(&mut program);
println!("{}", program.to_pretty());
program
}
pub(crate) fn recurse_scope_level(&mut self, body: &TypedExpr, scope_level: ScopeLevels) {
match dbg!(body) {
TypedExpr::Int { .. } => {}
TypedExpr::String { .. } => {}
TypedExpr::ByteArray { .. } => {}
TypedExpr::Sequence { expressions, .. } => {
// let mut terms = Vec::new();
for (i, exp) in expressions.iter().enumerate().rev() {
self.recurse_scope_level(
exp,
scope_level.scope_increment_sequence(i as i32 + 1),
);
}
}
TypedExpr::Pipeline {
location,
expressions,
} => todo!(),
TypedExpr::Var {
constructor, name, ..
} => match (constructor.variant.clone(), (*constructor.tipo).clone()) {
(ValueConstructorVariant::LocalVariable { .. }, Type::App { module, .. }) => {
if let Some(val) = self
.uplc_data_usage_holder_lookup
.get(&(module.to_string(), name.clone()))
{
if scope_level.is_less_than(val) {
self.uplc_data_usage_holder_lookup
.insert((module, name.clone()), scope_level.scope_increment(1));
}
}
}
_ => todo!(),
},
TypedExpr::Fn {
location,
tipo,
is_capture,
args,
body,
return_annotation,
} => todo!(),
TypedExpr::List {
location,
tipo,
elements,
tail,
} => todo!(),
TypedExpr::Call { fun, args, .. } => {
self.recurse_scope_level(fun, scope_level.scope_increment(args.len() as i32 + 1));
for (i, arg) in args.iter().enumerate() {
self.recurse_scope_level(&arg.value, scope_level.scope_increment(i as i32 + 1));
}
}
TypedExpr::BinOp { left, right, .. } => {
self.recurse_scope_level(left, scope_level.clone());
self.recurse_scope_level(right, scope_level);
}
TypedExpr::Assignment { value, pattern, .. } => {
self.recurse_scope_level_pattern(pattern, value, scope_level)
}
TypedExpr::Try {
location,
tipo,
value,
then,
pattern,
} => todo!(),
TypedExpr::When {
location,
tipo,
subjects,
clauses,
} => {
for clause in clauses {
for pattern in clause.pattern.iter() {
self.recurse_scope_level_pattern(
pattern,
&clause.then,
scope_level.scope_increment_sequence(1),
)
}
}
todo!()
}
//if statements increase scope due to branching.
TypedExpr::If {
branches,
final_else,
..
} => {
self.recurse_scope_level(final_else, scope_level.scope_increment_sequence(1));
for branch in branches {
// Need some scoping count to potentially replace condition with var since we should assume a condition
// may be repeated 3 + times or be large enough series of binops to warrant var replacement
self.recurse_scope_level(
&branch.condition,
scope_level.scope_increment_sequence(1), // Since this happens before branching. Maybe not increase scope level
);
self.recurse_scope_level(&branch.body, scope_level.scope_increment_sequence(1));
}
}
a @ TypedExpr::RecordAccess { label, record, .. } => {
self.recurse_scope_level(record, scope_level.scope_increment(1));
let mut is_var = false;
let mut current_var_name = "".to_string();
let mut module = "".to_string();
let mut current_record = *record.clone();
while !is_var {
match current_record.clone() {
TypedExpr::Var {
constructor, name, ..
} => match (
constructor.clone().variant.clone(),
(*constructor.tipo).clone(),
) {
(
ValueConstructorVariant::LocalVariable { .. },
Type::App {
module: app_module, ..
},
) => {
current_var_name = if current_var_name.is_empty() {
name
} else {
format!("{name}_field_{current_var_name}")
};
is_var = true;
module = app_module.to_string();
}
_ => todo!(),
},
TypedExpr::RecordAccess { label, record, .. } => {
current_var_name = if current_var_name.is_empty() {
label.to_string()
} else {
format!("{label}_field_{current_var_name}")
};
current_record = *record.clone();
}
_ => {}
}
}
if let Some(val) = self.uplc_data_holder_lookup.get(&(
module.to_string(),
current_var_name.clone(),
label.clone(),
)) {
if scope_level.is_less_than(&val.0) {
self.uplc_data_holder_lookup.insert(
(module.to_string(), current_var_name.clone(), label.clone()),
(scope_level.clone(), a.clone()),
);
}
} else {
self.uplc_data_holder_lookup.insert(
(module.to_string(), current_var_name.clone(), label.clone()),
(scope_level.clone(), a.clone()),
);
}
if let Some(val) = self
.uplc_data_usage_holder_lookup
.get(&(module.to_string(), current_var_name.clone()))
{
if scope_level.is_less_than(val) {
self.uplc_data_usage_holder_lookup
.insert((module, current_var_name.clone()), scope_level);
}
} else {
self.uplc_data_usage_holder_lookup
.insert((module, current_var_name), scope_level);
}
}
a @ TypedExpr::ModuleSelect { constructor, .. } => match constructor {
ModuleValueConstructor::Record {
name,
arity,
tipo,
field_map,
location,
} => todo!(),
ModuleValueConstructor::Fn { module, name, .. } => {
if self
.uplc_function_holder_lookup
.get(&(module.to_string(), name.to_string()))
.is_none()
{
let func_def = self
.functions
.get(&(module.to_string(), name.to_string()))
.unwrap();
self.recurse_scope_level(
&func_def.body,
scope_level.scope_increment(func_def.arguments.len() as i32 + 1),
);
self.uplc_function_holder_lookup.insert(
(module.to_string(), name.to_string()),
(scope_level, a.clone()),
);
} else if scope_level.is_less_than(
&self
.uplc_function_holder_lookup
.get(&(module.to_string(), name.to_string()))
.unwrap()
.0,
) {
self.uplc_function_holder_lookup.insert(
(module.to_string(), name.to_string()),
(scope_level, a.clone()),
);
}
}
ModuleValueConstructor::Constant { literal, location } => todo!(),
},
TypedExpr::Todo {
location,
label,
tipo,
} => todo!(),
TypedExpr::RecordUpdate {
location,
tipo,
spread,
args,
} => todo!(),
TypedExpr::Negate { location, value } => todo!(),
}
}
fn recurse_scope_level_pattern<Constructor, Type>(
&mut self,
pattern: &Pattern<Constructor, Type>,
value: &TypedExpr,
scope_level: ScopeLevels,
) {
match pattern {
Pattern::Int { .. } | Pattern::String { .. } | Pattern::Var { .. } => {
self.recurse_scope_level(value, scope_level);
}
Pattern::VarUsage {
location,
name,
tipo,
} => todo!(),
Pattern::Assign {
name,
location,
pattern,
} => todo!(),
Pattern::Discard { name, location } => todo!(),
Pattern::List {
location,
elements,
tail,
} => todo!(),
Pattern::Constructor {
location,
name,
arguments,
module,
constructor,
with_spread,
tipo,
} => {
self.recurse_scope_level(value, scope_level);
todo!()
}
}
}
fn recurse_code_gen(&mut self, body: &TypedExpr, scope_level: ScopeLevels) -> Term<Name> {
match dbg!(body) {
TypedExpr::Int { value, .. } => {
Term::Constant(Constant::Integer(value.parse::<i128>().unwrap()))
}
TypedExpr::String { value, .. } => Term::Constant(Constant::String(value.clone())),
TypedExpr::ByteArray { bytes, .. } => {
Term::Constant(Constant::ByteString(bytes.clone()))
}
TypedExpr::Sequence {
location,
expressions,
} => {
for (i, exp) in expressions.iter().enumerate().rev() {
let mut term = self
.recurse_code_gen(exp, scope_level.scope_increment_sequence(i as i32 + 1));
term =
self.maybe_insert_def(term, scope_level.scope_increment_sequence(i as i32));
self.uplc_function_holder
.push(("".to_string(), term.clone()));
}
self.uplc_function_holder.pop().unwrap().1
}
TypedExpr::Pipeline {
location,
expressions,
} => todo!(),
TypedExpr::Var {
location,
constructor,
name,
} => {
if name == "True" || name == "False" {
Term::Constant(Constant::Bool(name == "True"))
} else {
match constructor.variant.clone() {
ValueConstructorVariant::LocalVariable { location } => Term::Var(Name {
text: name.to_string(),
unique: 0.into(),
}),
ValueConstructorVariant::ModuleConstant {
location,
module,
literal,
} => todo!(),
ValueConstructorVariant::ModuleFn {
name,
field_map,
module,
arity,
location,
builtin,
} => todo!(),
ValueConstructorVariant::Record {
name,
arity,
field_map,
location,
module,
constructors_count,
} => todo!(),
}
}
}
TypedExpr::Fn {
location,
tipo,
is_capture,
args,
body,
return_annotation,
} => todo!(),
TypedExpr::List {
location,
tipo,
elements,
tail,
} => todo!(),
TypedExpr::Call {
location,
tipo,
fun,
args,
} => {
let mut term =
self.recurse_code_gen(fun, scope_level.scope_increment(args.len() as i32 + 1));
for (i, arg) in args.iter().enumerate() {
term = Term::Apply {
function: term.into(),
argument: self
.recurse_code_gen(&arg.value, scope_level.scope_increment(i as i32 + 1))
.into(),
};
}
term
}
TypedExpr::BinOp {
location,
tipo,
name,
left,
right,
} => {
let left_term = self.recurse_code_gen(left, scope_level.clone());
let right_term = self.recurse_code_gen(right, scope_level);
println!("NAME IS {name:#?}");
match name {
Eq => match &*left.tipo() {
Type::App {
public,
module,
name,
args,
} => match name.as_str() {
"Int" => Term::Apply {
function: Term::Apply {
function: Term::Builtin(DefaultFunction::EqualsInteger).into(),
argument: left_term.into(),
}
.into(),
argument: right_term.into(),
},
"String" => Term::Apply {
function: Term::Apply {
function: Term::Builtin(DefaultFunction::EqualsString).into(),
argument: left_term.into(),
}
.into(),
argument: right_term.into(),
},
_ => todo!(),
},
Type::Fn { args, ret } => todo!(),
Type::Var { tipo } => todo!(),
},
And => todo!(),
Or => todo!(),
NotEq => todo!(),
LtInt => todo!(),
LtEqInt => todo!(),
GtEqInt => todo!(),
GtInt => todo!(),
AddInt => todo!(),
SubInt => todo!(),
MultInt => todo!(),
DivInt => todo!(),
ModInt => todo!(),
}
}
TypedExpr::Assignment {
location,
tipo,
value,
pattern,
kind,
} => match pattern {
Pattern::Int { location, value } => todo!(),
Pattern::String { location, value } => todo!(),
Pattern::Var { location, name } => Term::Apply {
function: Term::Lambda {
parameter_name: Name {
text: name.to_string(),
unique: 0.into(),
},
body: self.uplc_function_holder.pop().unwrap().1.into(),
}
.into(),
argument: self
.recurse_code_gen(value, scope_level.scope_increment(1))
.into(),
},
Pattern::VarUsage {
location,
name,
tipo,
} => todo!(),
Pattern::Assign {
name,
location,
pattern,
} => todo!(),
Pattern::Discard { name, location } => todo!(),
Pattern::List {
location,
elements,
tail,
} => todo!(),
Pattern::Constructor {
location,
name,
arguments,
module,
constructor,
with_spread,
tipo,
} => todo!(),
},
TypedExpr::Try {
location,
tipo,
value,
then,
pattern,
} => todo!(),
TypedExpr::When {
location,
tipo,
subjects,
clauses,
} => todo!(),
//if statements increase scope due to branching.
TypedExpr::If {
branches,
final_else,
..
} => {
let mut final_if_term =
self.recurse_code_gen(final_else, scope_level.scope_increment_sequence(1));
if branches.len() == 1 {
let condition_term = self.recurse_code_gen(
&branches[0].condition,
scope_level.scope_increment_sequence(1),
);
let branch_term = self.recurse_code_gen(
&branches[0].body,
scope_level.scope_increment_sequence(1),
);
match (final_if_term.clone(), branch_term.clone()) {
(
Term::Var(..) | Term::Constant(..),
Term::Var(..) | Term::Constant(..),
) => {
final_if_term = Term::Apply {
function: Rc::new(Term::Apply {
function: Rc::new(Term::Apply {
function: Rc::new(Term::Force(Rc::new(Term::Builtin(
DefaultFunction::IfThenElse,
)))),
argument: Rc::new(condition_term),
}),
//If this is just a var then don't include delay
argument: Rc::new(branch_term),
}),
//If this is just a var then don't include delay
argument: Rc::new(final_if_term.clone()),
};
}
_ => {
final_if_term = Term::Force(
Term::Apply {
function: Rc::new(Term::Apply {
function: Rc::new(Term::Apply {
function: Rc::new(Term::Force(Rc::new(Term::Builtin(
DefaultFunction::IfThenElse,
)))),
argument: Rc::new(condition_term),
}),
argument: Rc::new(Term::Delay(Rc::new(branch_term))),
}),
argument: Rc::new(Term::Delay(Rc::new(final_if_term.clone()))),
}
.into(),
);
}
}
} else {
//TODO: for multi branch if statements we can insert function definitions between branches
for branch in branches {
let condition_term = self.recurse_code_gen(
&branch.condition,
scope_level.scope_increment_sequence(1),
);
let branch_term = self.recurse_code_gen(
&branch.body,
scope_level.scope_increment_sequence(1),
);
final_if_term = Term::Force(
Term::Apply {
function: Rc::new(Term::Apply {
function: Rc::new(Term::Apply {
function: Rc::new(Term::Force(Rc::new(Term::Builtin(
DefaultFunction::IfThenElse,
)))),
argument: Rc::new(condition_term),
}),
argument: Rc::new(Term::Delay(Rc::new(branch_term))),
}),
argument: Rc::new(Term::Delay(Rc::new(final_if_term.clone()))),
}
.into(),
);
}
}
self.maybe_insert_def(final_if_term, scope_level)
}
TypedExpr::RecordAccess { label, record, .. } => {
let mut is_var = false;
let mut current_var_name = "".to_string();
let mut current_record = *record.clone();
while !is_var {
match current_record.clone() {
TypedExpr::Var {
constructor, name, ..
} => match (
constructor.clone().variant.clone(),
(*constructor.tipo).clone(),
) {
(
ValueConstructorVariant::LocalVariable { .. },
Type::App {
module: app_module, ..
},
) => {
current_var_name = if current_var_name.is_empty() {
name
} else {
format!("{name}_field_{current_var_name}")
};
is_var = true;
}
_ => todo!(),
},
TypedExpr::RecordAccess { label, record, .. } => {
current_var_name = if current_var_name.is_empty() {
label.to_string()
} else {
format!("{label}_field_{current_var_name}")
};
current_record = *record.clone();
}
_ => {}
}
}
Term::Var(Name {
text: format!("{current_var_name}_field_{label}"),
unique: 0.into(),
})
}
TypedExpr::ModuleSelect {
location,
tipo,
label,
module_name,
module_alias,
constructor,
} => match constructor {
ModuleValueConstructor::Record {
name,
arity,
tipo,
field_map,
location,
} => todo!(),
ModuleValueConstructor::Fn {
location,
module,
name,
} => Term::Var(Name {
text: format!("{module}_{name}"),
unique: 0.into(),
}),
ModuleValueConstructor::Constant { literal, location } => todo!(),
},
TypedExpr::Todo {
location,
label,
tipo,
} => todo!(),
TypedExpr::RecordUpdate {
location,
tipo,
spread,
args,
} => todo!(),
TypedExpr::Negate { location, value } => todo!(),
}
}
fn maybe_insert_def(
&mut self,
current_term: Term<Name>,
scope_level: ScopeLevels,
) -> Term<Name> {
let mut term = current_term;
for func in self.uplc_function_holder_lookup.clone().keys() {
if scope_level.is_less_than(
&self
.uplc_function_holder_lookup
.clone()
.get(func)
.unwrap()
.0,
) {
let func_def = self
.functions
.get(&(func.0.to_string(), func.1.to_string()))
.unwrap();
let mut function_body = self.recurse_code_gen(
&func_def.body,
scope_level.scope_increment_sequence(func_def.arguments.len() as i32),
);
for arg in func_def.arguments.iter().rev() {
function_body = Term::Lambda {
parameter_name: Name {
text: arg.arg_name.get_variable_name().unwrap_or("_").to_string(),
unique: Unique::new(0),
},
body: Rc::new(function_body),
}
}
term = Term::Apply {
function: Term::Lambda {
parameter_name: Name {
text: format!("{}_{}", func.0, func.1),
unique: 0.into(),
},
body: term.into(),
}
.into(),
argument: function_body.into(),
};
self.uplc_function_holder_lookup.shift_remove(func);
}
}
// Pull out all uplc data holder and data usage, Sort By Scope Level, Then
let mut data_holder: Vec<((String, String, String), (bool, ScopeLevels, u64))> = self
.uplc_data_holder_lookup
.iter()
.filter(|record_scope| scope_level.is_less_than(&record_scope.1 .0))
.map(|((module, name, label), (scope, expr))| {
let index = match expr {
TypedExpr::RecordAccess { index, .. } => index,
_ => todo!(),
};
(
(module.to_string(), name.to_string(), label.to_string()),
(false, scope.clone(), *index),
)
})
.collect();
data_holder.extend(
self.uplc_data_usage_holder_lookup
.iter()
.filter(|record_scope| scope_level.is_less_than(&record_scope.1))
.map(|((module, name), scope)| {
(
(module.to_string(), name.to_string(), "".to_string()),
(true, scope.clone(), 0),
)
})
.collect::<Vec<((String, String, String), (bool, ScopeLevels, u64))>>(),
);
data_holder.sort_by(|b, d| {
if b.1 .1.is_less_than(&d.1 .1) {
Ordering::Less
} else if d.1 .1.is_less_than(&b.1 .1) {
Ordering::Greater
} else if b.1 .0 && !d.1 .0 {
Ordering::Less
} else if !b.1 .0 && d.1 .0 {
Ordering::Greater
} else {
Ordering::Equal
}
});
for (key @ (module, name, label), (is_data_usage, _, index)) in data_holder.iter() {
if *is_data_usage {
term = Term::Apply {
function: Term::Lambda {
parameter_name: Name {
text: format!("{name}_fields"),
unique: 0.into(),
},
body: term.into(),
}
.into(),
// TODO: Find proper scope for this function if at all.
argument: Term::Apply {
function: Term::Var(Name {
text: "constr_fields_exposer".to_string(),
unique: 0.into(),
})
.into(),
argument: Term::Var(Name {
text: name.to_string(),
unique: 0.into(),
})
.into(),
}
.into(),
};
self.uplc_data_usage_holder_lookup
.shift_remove(&(module.clone(), name.clone()));
} else {
term = Term::Apply {
function: Term::Lambda {
parameter_name: Name {
text: format!("{name}_field_{label}"),
unique: 0.into(),
},
body: term.into(),
}
.into(),
argument: Term::Apply {
function: Term::Apply {
function: Term::Var(Name {
text: "constr_field_get_arg".to_string(),
unique: 0.into(),
})
.into(),
argument: Term::Var(Name {
text: format!("{name}_fields"),
unique: 0.into(),
})
.into(),
}
.into(),
argument: Term::Constant(Constant::Integer(*index as i128)).into(),
}
.into(),
};
self.uplc_data_holder_lookup.shift_remove(key);
}
}
term
}
}