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|
use proc_macro2::{Ident, TokenStream};
use quote::quote;
use super::{get_field_type, NetworkField};
pub(crate) fn to(fields: &Vec<NetworkField>) -> Vec<TokenStream> {
fields
.iter()
.map(|field| {
let field_rename = match &field.rename {
Some(name) => name.clone(),
None => format!("{}", field.ident.as_ref().unwrap()).into(),
};
let field_name = field.ident.as_ref().unwrap();
let field_type = get_field_type(&field);
match &field.variant {
Some(variant_type) => match variant_type.as_str() {
"StringList" => quote! {
res.insert(#field_rename.to_string(),
crate::primitive::Variant::StringList(
std::vec::from_elem(self.#field_name.clone(), 1)));
},
_ => panic!("network::map::to: not one of the avaible variants")
}
None => quote! {
res.insert(#field_rename.to_string(),
crate::primitive::Variant::VariantList(
std::vec::from_elem(crate::primitive::Variant::#field_type(self.#field_name.clone()), 1)));
}
}
})
.collect()
}
pub(crate) fn to_vec(_type_name: &Ident, fields: &Vec<NetworkField>) -> TokenStream {
let (lists, for_each_inner, map_inserts): (
Vec<TokenStream>,
Vec<TokenStream>,
Vec<TokenStream>,
) = fields.iter().fold(
(Vec::new(), Vec::new(), Vec::new()),
|(mut lists, mut for_each_inner, mut map_inserts), field| {
let field_rename = match &field.rename {
Some(name) => name.clone(),
None => format!("{}", field.ident.as_ref().unwrap()).into(),
};
let field_name = field.ident.as_ref().unwrap();
let field_type = get_field_type(&field);
match &field.variant {
None => {
lists.push(quote! {
let mut #field_name: crate::primitive::VariantList = Vec::with_capacity(self.len());
});
for_each_inner.push(quote! {
#field_name.push(crate::primitive::Variant::#field_type(item.#field_name.clone()));
});
map_inserts.push(quote! {
map.insert(String::from(#field_rename), crate::primitive::Variant::VariantList(#field_name));
});
}
Some(variant_type) => match variant_type.as_str() {
"StringList" => {
lists.push(quote! {
let mut #field_name: crate::primitive::StringList = Vec::with_capacity(self.len());
});
for_each_inner.push(quote! {
#field_name.push(item.#field_name.clone());
});
map_inserts.push(quote! {
map.insert(String::from(#field_rename), crate::primitive::Variant::StringList(#field_name));
});
}
_ => panic!("network::map::to: not one of the avaible variants")
}
}
return (lists, for_each_inner, map_inserts);
},
);
quote! {
#(#lists)*
let mut map = crate::primitive::VariantMap::new();
self.iter().for_each(|item| {
#(#for_each_inner)*
});
#(#map_inserts)*
return map;
}
}
pub(crate) fn from(fields: &Vec<NetworkField>) -> Vec<TokenStream> {
fields
.iter()
.map(|field| {
let field_rename = match &field.rename {
Some(name) => name.clone(),
None => format!("{}", field.ident.as_ref().unwrap()).into(),
};
let field_name = field.ident.as_ref().unwrap();
let _field_type = get_field_type(&field);
match &field.variant {
None => quote! {
#field_name: match input.get_mut(#field_rename).unwrap() {
crate::primitive::Variant::VariantList(input) => std::convert::TryInto::try_into(input.remove(0)).unwrap(),
_ => panic!("#field_name: wrong variant")
},
},
Some(variant_type) => match variant_type.as_str() {
"StringList" => quote! {
#field_name: match input.get_mut(#field_rename).unwrap() {
crate::primitive::Variant::StringList(input) => input.remove(0),
_ => panic!("#field_name: wrong variant")
},
},
_ => panic!("network::map::to: not one of the avaible variants"),
}
}
})
.collect()
}
pub(crate) fn from_vec(type_name: &Ident, fields: &Vec<NetworkField>) -> TokenStream {
let field = &fields[0];
let field_rename = match &field.rename {
Some(name) => name.clone(),
None => format!("{}", field.ident.as_ref().unwrap()).into(),
};
let _field_name = field.ident.as_ref().unwrap();
let field_variant = match &field.variant {
None => quote! {crate::primitive::VariantList},
Some(variant_type) => match variant_type.as_str() {
"StringList" => quote! {crate::primitive::StringList},
"VariantMap" => quote! {crate::primitive::VariantMap},
_ => panic!("network::map::from_vec: not one of the avaible variants"),
},
};
quote! {
let marker: #field_variant = std::convert::TryInto::try_into(input.get(#field_rename).unwrap()).unwrap();
let mut res = Vec::new();
for _ in 0..marker.len() {
res.push(#type_name::from_network(input));
}
return res;
}
}
|
