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Split out compile_fn

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This commit is contained in:
Andrew Morris
2022-05-12 13:14:43 +10:00
parent 9d3d179ffe
commit d316ecb2b9
1 changed files with 17 additions and 10 deletions
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27
src/vstc/compile.rs
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@@ -441,14 +441,23 @@ impl FunctionCompiler {
parent_scope: &Scope,
) -> Vec<String> {
let mut self_ = FunctionCompiler::new(parent_scope);
self_.compile_fn(fn_name, fn_);
return self_.definition;
}
fn compile_fn(
&mut self,
fn_name: String,
fn_: &swc_ecma_ast::Function,
) {
let mut param_registers = Vec::<String>::new();
for p in &fn_.params {
match &p.pat {
swc_ecma_ast::Pat::Ident(binding_ident) => {
let param_name = binding_ident.id.sym.to_string();
let reg = self_.reg_allocator.allocate(&param_name);
let reg = self.reg_allocator.allocate(&param_name);
param_registers.push(reg.clone());
},
_ => std::panic!("Not implemented: parameter destructuring"),
@@ -463,9 +472,9 @@ impl FunctionCompiler {
heading += "%";
heading += &param_registers[i];
self_.scope.set(
self.scope.set(
param_registers[i].clone(),
MappedName::Register(self_.reg_allocator.allocate(&param_registers[i])),
MappedName::Register(self.reg_allocator.allocate(&param_registers[i])),
);
if i != param_registers.len() - 1 {
@@ -475,7 +484,7 @@ impl FunctionCompiler {
heading += ") {";
self_.definition.push(heading);
self.definition.push(heading);
let statements = &fn_.body.as_ref()
.expect("Not implemented: function without body")
@@ -514,9 +523,9 @@ impl FunctionCompiler {
swc_ecma_ast::Pat::Ident(ident) => {
let name = ident.id.sym.to_string();
self_.scope.set(
self.scope.set(
name.clone(),
MappedName::Register(self_.reg_allocator.allocate(&name)),
MappedName::Register(self.reg_allocator.allocate(&name)),
);
},
_ => std::panic!("Not implemented: destructuring"),
@@ -534,15 +543,13 @@ impl FunctionCompiler {
}
for i in 0..statements.len() {
self_.statement(
self.statement(
&statements[i],
i == statements.len() - 1,
);
}
self_.definition.push("}".to_string());
return self_.definition;
self.definition.push("}".to_string());
}
fn statement(