add a lifetime to the properties trait and make the manual spread example work

This commit is contained in:
Evan Almloff 2023-09-20 16:15:11 -05:00
parent fc8c25280a
commit fa494349fe
7 changed files with 220 additions and 198 deletions

209
examples/spread.rs Normal file
View file

@ -0,0 +1,209 @@
//! Example: SSR
//!
//! This example shows how we can render the Dioxus Virtualdom using SSR.
use dioxus::core::{Attribute, HasAttributesBox};
use dioxus::html::{AudioExtension, ExtendedAudioMarker, ExtendedGlobalAttributesMarker};
use dioxus::prelude::*;
fn main() {
// We can render VirtualDoms
let mut vdom = VirtualDom::new(app);
let _ = vdom.rebuild();
println!("{}", dioxus_ssr::render(&vdom));
// Or we can render rsx! calls themselves
println!(
"{}",
dioxus_ssr::render_lazy(rsx! {
div {
h1 { "Hello, world!" }
}
})
);
// We can configure the SSR rendering to add ids for rehydration
println!("{}", dioxus_ssr::pre_render(&vdom));
// We can render to a buf directly too
let mut file = String::new();
let mut renderer = dioxus_ssr::Renderer::default();
renderer.render_to(&mut file, &vdom).unwrap();
println!("{file}");
}
fn app(cx: Scope) -> Element {
cx.render(rsx!(Foo {
autoplay: true,
controls: true,
}))
}
pub struct FooProps<'a> {
pub open: Option<&'a str>,
attributes: Vec<Attribute<'a>>,
}
// -----
impl<'a> FooProps<'a> {
#[doc = "\nCreate a builder for building `FooProps`.\nOn the builder, call `.open(...)`(optional) to set the values of the fields.\nFinally, call `.build()` to create the instance of `FooProps`.\n "]
#[allow(dead_code)]
pub fn builder(cx: &'a ScopeState) -> FooPropsBuilder<'a, ((),)> {
FooPropsBuilder {
bump: cx.bump(),
fields: ((),),
attributes: Vec::new(),
_phantom: core::default::Default::default(),
}
}
}
#[must_use]
#[doc(hidden)]
#[allow(dead_code, non_camel_case_types, non_snake_case)]
pub struct FooPropsBuilder<'a, TypedBuilderFields> {
bump: &'a ::dioxus::core::exports::bumpalo::Bump,
fields: TypedBuilderFields,
attributes: Vec<Attribute<'a>>,
_phantom: (core::marker::PhantomData<&'a ()>),
}
//impl<'a, TypedBuilderFields, > Clone for FooPropsBuilder<'a, TypedBuilderFields, > where TypedBuilderFields: Clone { fn clone(&self) -> Self { Self { fields: self.fields.clone(), attributes: self.attributes, _phantom: Default::default() } } }
impl<'a> dioxus::prelude::Properties<'a> for FooProps<'a> {
type Builder = FooPropsBuilder<'a, ((),)>;
const IS_STATIC: bool = false;
fn builder(cx: &'a ScopeState) -> Self::Builder {
FooProps::builder(cx)
}
unsafe fn memoize(&self, other: &Self) -> bool {
false
}
}
#[doc(hidden)]
#[allow(dead_code, non_camel_case_types, non_snake_case)]
pub trait FooPropsBuilder_Optional<T> {
fn into_value<F: FnOnce() -> T>(self, default: F) -> T;
}
impl<T> FooPropsBuilder_Optional<T> for () {
fn into_value<F: FnOnce() -> T>(self, default: F) -> T {
default()
}
}
impl<T> FooPropsBuilder_Optional<T> for (T,) {
fn into_value<F: FnOnce() -> T>(self, _: F) -> T {
self.0
}
}
#[allow(dead_code, non_camel_case_types, missing_docs)]
impl<'a> FooPropsBuilder<'a, ((),)> {
pub fn open(
self,
open: &'a str,
) -> FooPropsBuilder<
'a,
((
Option<&'a str>,
// pub attributes: Vec<Attribute<'a>>,
),),
> {
let open = (Some(open),);
let (_,) = self.fields;
FooPropsBuilder {
bump: self.bump,
fields: (open,),
attributes: self.attributes,
_phantom: self._phantom,
}
}
}
#[doc(hidden)]
#[allow(dead_code, non_camel_case_types, non_snake_case)]
pub enum FooPropsBuilder_Error_Repeated_field_open {}
#[doc(hidden)]
#[allow(dead_code, non_camel_case_types, missing_docs)]
impl<'a>
FooPropsBuilder<
'a,
((
Option<&'a str>,
// pub attributes: Vec<Attribute<'a>>,
),),
>
{
#[deprecated(note = "Repeated field open")]
pub fn open(
self,
_: FooPropsBuilder_Error_Repeated_field_open,
) -> FooPropsBuilder<
'a,
((
Option<&'a str>,
// pub attributes: Vec<Attribute<'a>>,
),),
> {
self
}
}
#[allow(dead_code, non_camel_case_types, missing_docs)]
impl<'a, __open: FooPropsBuilder_Optional<Option<&'a str>>> FooPropsBuilder<'a, (__open,)> {
pub fn build(self) -> FooProps<'a> {
let (open,) = self.fields;
let open = FooPropsBuilder_Optional::into_value(open, || Default::default());
FooProps {
open,
attributes: self.attributes,
}
}
}
// -----
impl<'a, A> HasAttributesBox<'a, FooPropsBuilder<'a, (A,)>> for FooPropsBuilder<'a, (A,)> {
fn push_attribute(
self,
name: &'a str,
ns: Option<&'static str>,
attr: impl IntoAttributeValue<'a>,
volatile: bool,
) -> Self {
let mut attrs = self.attributes;
// We insert attributes so that the list is binary-searchable
if let Err(index) = attrs.binary_search_by(|probe| probe.name.cmp(name)) {
attrs.insert(
index,
Attribute::new(name, attr.into_value(self.bump), ns, volatile),
);
}
FooPropsBuilder {
bump: self.bump,
fields: self.fields,
attributes: attrs,
_phantom: self._phantom,
}
}
}
impl<A> ExtendedGlobalAttributesMarker for FooPropsBuilder<'_, (A,)> {}
impl<A> ExtendedAudioMarker for FooPropsBuilder<'_, (A,)> {}
#[allow(non_snake_case)]
pub fn Foo<'a>(cx: Scope<'a, FooProps<'a>>) -> Element<'a> {
let muted = false;
let attributes = &cx.props.attributes;
render! {
// rsx! {
// audio {
// muted: muted,
// }
// }
::dioxus::core::LazyNodes::new(move |__cx: &::dioxus::core::ScopeState| -> ::dioxus::core::VNode {
static TEMPLATE: ::dioxus::core::Template = ::dioxus::core::Template { name: concat!(file!(), ":", line!(), ":", column!(), ":", "123" ), roots: &[::dioxus::core::TemplateNode::Element { tag: dioxus_elements::audio::TAG_NAME, namespace: dioxus_elements::audio::NAME_SPACE, attrs: &[::dioxus::core::TemplateAttribute::Dynamic { id: 0usize }], children: &[] }], node_paths: &[], attr_paths: &[&[0u8]] };
let mut attrs = vec![__cx.attr(dioxus_elements::audio::muted.0, muted, dioxus_elements::audio::muted.1, dioxus_elements::audio::muted.2)];
attrs.push((&**attributes).into());
::dioxus::core::VNode {
parent: None,
key: None,
template: std::cell::Cell::new(TEMPLATE),
root_ids: Default::default(),
dynamic_nodes: __cx.bump().alloc([]),
dynamic_attrs: __cx.bump().alloc(attrs),
}
})
}
}

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@ -656,12 +656,12 @@ Finally, call `.build()` to create the instance of `{name}`.
}
}
impl #impl_generics dioxus::prelude::Properties for #name #ty_generics
impl #impl_generics ::dioxus::prelude::Properties<'_> for #name #ty_generics
#b_generics_where_extras_predicates
{
type Builder = #builder_name #generics_with_empty;
const IS_STATIC: bool = #is_static;
fn builder(_cx: &::dioxus_core::prelude::ScopeState) -> Self::Builder {
fn builder(_cx: &::dioxus::prelude::ScopeState) -> Self::Builder {
#name::builder()
}
unsafe fn memoize(&self, other: &Self) -> bool {

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@ -91,7 +91,7 @@ impl<'a, const A: bool> FragmentBuilder<'a, A> {
/// })
/// }
/// ```
impl<'a> Properties for FragmentProps<'a> {
impl<'a> Properties<'_> for FragmentProps<'a> {
type Builder = FragmentBuilder<'a, false>;
const IS_STATIC: bool = false;
fn builder(_cx: &ScopeState) -> Self::Builder {

View file

@ -896,8 +896,8 @@ impl<'a, T: IntoAttributeValue<'a>> IntoAttributeValue<'a> for Option<T> {
pub trait HasAttributesBox<'a, T> {
fn push_attribute(
self,
name: &str,
ns: Option<&str>,
name: &'a str,
ns: Option<&'static str>,
attr: impl IntoAttributeValue<'a>,
volatile: bool,
) -> T;

View file

@ -32,7 +32,7 @@ use crate::innerlude::*;
/// data: &'a str
/// }
/// ```
pub trait Properties: Sized {
pub trait Properties<'a>: Sized {
/// The type of the builder for this component.
/// Used to create "in-progress" versions of the props.
type Builder;
@ -41,7 +41,7 @@ pub trait Properties: Sized {
const IS_STATIC: bool;
/// Create a builder for this component.
fn builder(cx: &ScopeState) -> Self::Builder;
fn builder(cx: &'a ScopeState) -> Self::Builder;
/// Memoization can only happen if the props are valid for the 'static lifetime
///
@ -51,7 +51,7 @@ pub trait Properties: Sized {
unsafe fn memoize(&self, other: &Self) -> bool;
}
impl Properties for () {
impl Properties<'_> for () {
type Builder = EmptyBuilder;
const IS_STATIC: bool = true;
fn builder(_cx: &ScopeState) -> Self::Builder {
@ -70,8 +70,8 @@ impl EmptyBuilder {
/// This utility function launches the builder method so rsx! and html! macros can use the typed-builder pattern
/// to initialize a component's props.
pub fn fc_to_builder<'a, T: Properties + 'a>(
cx: &ScopeState,
pub fn fc_to_builder<'a, T: Properties<'a> + 'a>(
cx: &'a ScopeState,
_: fn(Scope<'a, T>) -> Element<'a>,
) -> T::Builder {
T::builder(cx)

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@ -423,7 +423,7 @@ impl<'src> ScopeState {
fn_name: &'static str,
) -> DynamicNode<'src>
where
P: Properties + 'child,
P: Properties<'child> + 'child,
'src: 'child,
{
let vcomp = VProps::new(component, P::memoize, props);

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@ -1,187 +0,0 @@
use dioxus::core_macro::render;
use dioxus::prelude::rsx;
use dioxus_core::{Attribute, Element, HasAttributesBox, Scope};
use dioxus_html::{ExtendedAudioMarker, ExtendedGlobalAttributesMarker};
#[test]
fn props_spread() {
pub struct FooProps<'a> {
pub open: Option<&'a str>,
attributes: Vec<Attribute<'a>>,
}
// -----
impl<'a> FooProps<'a> {
#[doc = "\nCreate a builder for building `FooProps`.\nOn the builder, call `.open(...)`(optional) to set the values of the fields.\nFinally, call `.build()` to create the instance of `FooProps`.\n "]
#[allow(dead_code)]
pub fn builder(cx: &ScopeState) -> FooPropsBuilder<'a, ((),)> {
FooPropsBuilder {
bump: cx.bump(),
fields: ((),),
attributes: Vec::new(),
_phantom: core::default::Default::default(),
}
}
}
#[must_use]
#[doc(hidden)]
#[allow(dead_code, non_camel_case_types, non_snake_case)]
pub struct FooPropsBuilder<'a, TypedBuilderFields> {
bump: &'a ::dioxus::core::exports::bumpalo::Bump,
fields: TypedBuilderFields,
attributes: Vec<Attribute<'a>>,
_phantom: (core::marker::PhantomData<&'a ()>),
}
//impl<'a, TypedBuilderFields, > Clone for FooPropsBuilder<'a, TypedBuilderFields, > where TypedBuilderFields: Clone { fn clone(&self) -> Self { Self { fields: self.fields.clone(), attributes: self.attributes, _phantom: Default::default() } } }
impl<'a> dioxus::prelude::Properties for FooProps<'a> {
type Builder = FooPropsBuilder<'a, ((),)>;
const IS_STATIC: bool = false;
fn builder(cx: &ScopeState) -> Self::Builder {
FooProps::builder(cx)
}
unsafe fn memoize(&self, other: &Self) -> bool {
false
}
}
#[doc(hidden)]
#[allow(dead_code, non_camel_case_types, non_snake_case)]
pub trait FooPropsBuilder_Optional<T> {
fn into_value<F: FnOnce() -> T>(self, default: F) -> T;
}
impl<T> FooPropsBuilder_Optional<T> for () {
fn into_value<F: FnOnce() -> T>(self, default: F) -> T {
default()
}
}
impl<T> FooPropsBuilder_Optional<T> for (T,) {
fn into_value<F: FnOnce() -> T>(self, _: F) -> T {
self.0
}
}
#[allow(dead_code, non_camel_case_types, missing_docs)]
impl<'a> FooPropsBuilder<'a, ((),)> {
pub fn open(
self,
open: &'a str,
) -> FooPropsBuilder<
'a,
((
Option<&'a str>,
// pub attributes: Vec<Attribute<'a>>,
),),
> {
let open = (Some(open),);
let (_,) = self.fields;
FooPropsBuilder {
bump: self.bump,
fields: (open,),
attributes: self.attributes,
_phantom: self._phantom,
}
}
}
#[doc(hidden)]
#[allow(dead_code, non_camel_case_types, non_snake_case)]
pub enum FooPropsBuilder_Error_Repeated_field_open {}
#[doc(hidden)]
#[allow(dead_code, non_camel_case_types, missing_docs)]
impl<'a>
FooPropsBuilder<
'a,
((
Option<&'a str>,
// pub attributes: Vec<Attribute<'a>>,
),),
>
{
#[deprecated(note = "Repeated field open")]
pub fn open(
self,
_: FooPropsBuilder_Error_Repeated_field_open,
) -> FooPropsBuilder<
'a,
((
Option<&'a str>,
// pub attributes: Vec<Attribute<'a>>,
),),
> {
self
}
}
#[allow(dead_code, non_camel_case_types, missing_docs)]
impl<'a, __open: FooPropsBuilder_Optional<Option<&'a str>>> FooPropsBuilder<'a, (__open,)> {
pub fn build(self) -> FooProps<'a> {
let (open,) = self.fields;
let open = FooPropsBuilder_Optional::into_value(open, || Default::default());
FooProps {
open,
attributes: self.attributes,
}
}
}
// -----
impl<'a, A> HasAttributesBox<'a, FooPropsBuilder<'a, (A,)>> for FooPropsBuilder<'a, (A,)> {
fn push_attribute(
self,
name: &str,
ns: Option<&str>,
attr: impl IntoAttributeValue<'a>,
volatile: bool,
) -> Self {
let mut attrs = Vec::from(self.attributes);
attrs.push(Attribute::new(
name,
attr.into_value(self.bump),
ns,
volatile,
));
FooPropsBuilder {
bump: self.bump,
fields: self.fields,
attributes: attrs,
_phantom: self._phantom,
}
}
}
impl<A> ExtendedGlobalAttributesMarker for FooPropsBuilder<'_, (A,)> {}
impl<A> ExtendedAudioMarker for FooPropsBuilder<'_, (A,)> {}
use dioxus::prelude::*;
use dioxus_html::AudioExtension;
#[allow(non_snake_case)]
pub fn Foo<'a>(cx: Scope<'a, FooProps<'a>>) -> Element<'a> {
let muted = false;
let attributes = &cx.props.attributes;
render! {
// rsx! {
// audio {
// muted: muted,
// }
// }
::dioxus::core::LazyNodes::new(move |__cx: &::dioxus::core::ScopeState| -> ::dioxus::core::VNode {
static TEMPLATE: ::dioxus::core::Template = ::dioxus::core::Template { name: concat!(file!(), ":", line!(), ":", column!(), ":", "" ), roots: &[::dioxus::core::TemplateNode::Element { tag: dioxus_elements::audio::TAG_NAME, namespace: dioxus_elements::audio::NAME_SPACE, attrs: &[::dioxus::core::TemplateAttribute::Dynamic { id: 0usize }], children: &[] }], node_paths: &[], attr_paths: &[&[0u8]] };
let mut attrs = vec![__cx.attr(dioxus_elements::audio::muted.0, muted, dioxus_elements::audio::muted.1, dioxus_elements::audio::muted.2)];
for attr in attributes {
attrs.push(attr);
}
::dioxus::core::VNode {
parent: None,
key: None,
template: std::cell::Cell::new(TEMPLATE),
root_ids: Default::default(),
dynamic_nodes: __cx.bump().alloc([]),
dynamic_attrs: __cx.bump().alloc(attrs),
}
})
}
}
rsx! {
Foo {
autoplay: true,
controls: true,
}
};
}