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Classes are now working!

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This commit is contained in:
Alex Crichton
2017-12-18 14:31:01 -08:00
parent 7c510a8a7e
commit 6593b5ef69
8 changed files with 396 additions and 91 deletions
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31
crates/wasm-bindgen-macro/src/ast.rs
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@ -24,7 +24,6 @@ pub enum Type {
pub struct Struct {
pub name: syn::Ident,
pub ctor: Option<Function>,
pub methods: Vec<Method>,
pub functions: Vec<Function>,
}
@ -118,16 +117,30 @@ impl Function {
Function { name: input.ident, arguments, ret }
}
pub fn export_name(&self) -> syn::Lit {
pub fn free_function_export_name(&self) -> syn::Lit {
let name = self.shared().free_function_export_name();
syn::Lit {
value: syn::LitKind::Other(Literal::string(self.name.sym.as_str())),
value: syn::LitKind::Other(Literal::string(&name)),
span: Default::default(),
}
}
pub fn rust_symbol(&self) -> syn::Ident {
let generated_name = format!("__wasm_bindgen_generated_{}",
self.name.sym.as_str());
pub fn struct_function_export_name(&self, s: syn::Ident) -> syn::Lit {
let name = self.shared().struct_function_export_name(s.sym.as_str());
syn::Lit {
value: syn::LitKind::Other(Literal::string(&name)),
span: Default::default(),
}
}
pub fn rust_symbol(&self, namespace: Option<syn::Ident>) -> syn::Ident {
let mut generated_name = format!("__wasm_bindgen_generated");
if let Some(ns) = namespace {
generated_name.push_str("_");
generated_name.push_str(ns.sym.as_str());
}
generated_name.push_str("_");
generated_name.push_str(self.name.sym.as_str());
syn::Ident::from(generated_name)
}
@ -220,12 +233,15 @@ impl Struct {
pub fn from(s: &syn::ItemStruct) -> Struct {
Struct {
name: s.ident,
ctor: None,
methods: Vec::new(),
functions: Vec::new(),
}
}
pub fn free_function(&self) -> syn::Ident {
syn::Ident::from(self.shared().free_function())
}
pub fn push_item(&mut self, item: &syn::ImplItem) {
let method = match *item {
syn::ImplItem::Const(_) => panic!("const definitions aren't supported"),
@ -299,7 +315,6 @@ impl Struct {
pub fn shared(&self) -> shared::Struct {
shared::Struct {
name: self.name.to_string(),
ctor: self.ctor.as_ref().unwrap().shared(),
functions: self.functions.iter().map(|f| f.shared()).collect(),
methods: self.methods.iter().map(|f| f.shared()).collect(),
}