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Merge remote-tracking branch 'upstream/master' into pr/Demonthos/473

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Demonthos 2022-07-02 20:17:28 -05:00
commit c9b7b5b3b8
4 changed files with 163 additions and 58 deletions
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46
packages/rsx_interpreter/src/captuered_context.rs
View file

@ -1,11 +1,13 @@
use std::collections::HashSet;
use dioxus_core::{Listener, VNode};
use dioxus_rsx::{
BodyNode, CallBody, Component, ElementAttr, ElementAttrNamed, IfmtInput, Segment,
};
use quote::{quote, ToTokens, TokenStreamExt};
use syn::{Expr, Ident, Result};
use syn::{Expr, Ident, LitStr, Result};
use crate::CodeLocation;
use crate::{attributes::attrbute_to_static_str, CodeLocation};
#[derive(Default)]
pub struct CapturedContextBuilder {
pub ifmted: Vec<IfmtInput>,
@ -14,6 +16,7 @@ pub struct CapturedContextBuilder {
pub captured_expressions: Vec<Expr>,
pub listeners: Vec<ElementAttrNamed>,
pub custom_context: Option<Ident>,
pub custom_attributes: HashSet<LitStr>,
}
impl CapturedContextBuilder {
@ -23,6 +26,7 @@ impl CapturedContextBuilder {
self.iterators.extend(other.iterators);
self.listeners.extend(other.listeners);
self.captured_expressions.extend(other.captured_expressions);
self.custom_attributes.extend(other.custom_attributes);
}
pub fn from_call_body(body: CallBody) -> Result<Self> {
@ -42,8 +46,13 @@ impl CapturedContextBuilder {
BodyNode::Element(el) => {
for attr in el.attributes {
match attr.attr {
ElementAttr::AttrText { value, .. }
| ElementAttr::CustomAttrText { value, .. } => {
ElementAttr::AttrText { value, .. } => {
let value_tokens = value.to_token_stream();
let formated: IfmtInput = syn::parse2(value_tokens)?;
captured.ifmted.push(formated);
}
ElementAttr::CustomAttrText { value, name } => {
captured.custom_attributes.insert(name);
let value_tokens = value.to_token_stream();
let formated: IfmtInput = syn::parse2(value_tokens)?;
captured.ifmted.push(formated);
@ -51,7 +60,8 @@ impl CapturedContextBuilder {
ElementAttr::AttrExpression { name: _, value } => {
captured.captured_expressions.push(value);
}
ElementAttr::CustomAttrExpression { name: _, value } => {
ElementAttr::CustomAttrExpression { name, value } => {
captured.custom_attributes.insert(name);
captured.captured_expressions.push(value);
}
ElementAttr::EventTokens { .. } => captured.listeners.push(attr),
@ -91,6 +101,7 @@ impl ToTokens for CapturedContextBuilder {
captured_expressions,
listeners,
custom_context: _,
custom_attributes,
} = self;
let listeners_str = listeners
.iter()
@ -131,6 +142,7 @@ impl ToTokens for CapturedContextBuilder {
let captured_attr_expressions_text = captured_expressions
.iter()
.map(|e| format!("{}", e.to_token_stream()));
let custom_attributes_iter = custom_attributes.iter();
tokens.append_all(quote! {
CapturedContext {
captured: IfmtArgs{
@ -140,6 +152,7 @@ impl ToTokens for CapturedContextBuilder {
iterators: vec![#((#iterators_str, #iterators)),*],
expressions: vec![#((#captured_attr_expressions_text, #captured_expressions.to_string())),*],
listeners: vec![#((#listeners_str, #listeners)),*],
custom_attributes: &[#(#custom_attributes_iter),*],
location: code_location.clone()
}
})
@ -159,10 +172,33 @@ pub struct CapturedContext<'a> {
pub expressions: Vec<(&'static str, String)>,
// map listener code to the resulting listener
pub listeners: Vec<(&'static str, Listener<'a>)>,
// used to map custom attrbutes form &'a str to &'static str
pub custom_attributes: &'static [&'static str],
// used to provide better error messages
pub location: CodeLocation,
}
impl<'a> CapturedContext<'a> {
pub fn attrbute_to_static_str(
&self,
attr: &str,
tag: &'static str,
ns: Option<&'static str>,
literal: bool,
) -> Option<(&'static str, Option<&'static str>)> {
if let Some(attr) = attrbute_to_static_str(attr, tag, ns) {
Some(attr)
} else if literal {
self.custom_attributes
.iter()
.find(|attribute| attr == **attribute)
.map(|attribute| (*attribute, None))
} else {
None
}
}
}
pub struct IfmtArgs {
// All expressions that have been resolved
pub named_args: Vec<FormattedArg>,

1
packages/rsx_interpreter/src/error.rs
View file

@ -17,6 +17,7 @@ pub enum RecompileReason {
CapturedExpression(String),
CapturedComponent(String),
CapturedListener(String),
CapturedAttribute(String),
}
#[derive(Debug, Serialize, Deserialize)]

112
packages/rsx_interpreter/src/interperter.rs
View file

@ -5,7 +5,6 @@ use quote::__private::Span;
use std::str::FromStr;
use syn::{parse2, parse_str, Expr};
use crate::attributes::attrbute_to_static_str;
use crate::captuered_context::{CapturedContext, IfmtArgs};
use crate::elements::element_to_static_str;
use crate::error::{Error, ParseError, RecompileReason};
@ -76,37 +75,41 @@ fn build_node<'a>(
Ok(factory.text(format_args!("{}", text)))
}
BodyNode::Element(el) => {
let tag = bump.alloc(el.name.to_string());
let attributes: &mut Vec<Attribute> = bump.alloc(Vec::new());
let tag = &el.name.to_string();
if let Some((tag, ns)) = element_to_static_str(tag) {
let attributes: &mut Vec<Attribute> = bump.alloc(Vec::new());
for attr in &el.attributes {
match &attr.attr {
ElementAttr::AttrText { .. } | ElementAttr::CustomAttrText { .. } => {
let (name, value, span): (String, IfmtInput, Span) = match &attr.attr {
ElementAttr::AttrText { name, value } => (
name.to_string(),
IfmtInput::from_str(&value.value()).map_err(|err| {
Error::ParseError(ParseError::new(
err,
ctx.location.clone(),
))
})?,
name.span(),
),
ElementAttr::CustomAttrText { name, value } => (
name.value(),
IfmtInput::from_str(&value.value()).map_err(|err| {
Error::ParseError(ParseError::new(
err,
ctx.location.clone(),
))
})?,
name.span(),
),
_ => unreachable!(),
};
let (name, value, span, literal): (String, IfmtInput, Span, bool) =
match &attr.attr {
ElementAttr::AttrText { name, value } => (
name.to_string(),
IfmtInput::from_str(&value.value()).map_err(|err| {
Error::ParseError(ParseError::new(
err,
ctx.location.clone(),
))
})?,
name.span(),
false,
),
ElementAttr::CustomAttrText { name, value } => (
name.value(),
IfmtInput::from_str(&value.value()).map_err(|err| {
Error::ParseError(ParseError::new(
err,
ctx.location.clone(),
))
})?,
name.span(),
true,
),
_ => unreachable!(),
};
if let Some((name, namespace)) = attrbute_to_static_str(&name, tag, ns)
if let Some((name, namespace)) =
ctx.attrbute_to_static_str(&name, tag, ns, literal)
{
let value = bump.alloc(resolve_ifmt(&value, &ctx.captured)?);
attributes.push(Attribute {
@ -117,21 +120,31 @@ fn build_node<'a>(
namespace,
});
} else {
return Err(Error::ParseError(ParseError::new(
syn::Error::new(span, format!("unknown attribute: {}", name)),
ctx.location.clone(),
)));
if literal {
// literals will be captured when a full recompile is triggered
return Err(Error::RecompileRequiredError(
RecompileReason::CapturedAttribute(name.to_string()),
));
} else {
return Err(Error::ParseError(ParseError::new(
syn::Error::new(
span,
format!("unknown attribute: {}", name),
),
ctx.location.clone(),
)));
}
}
}
ElementAttr::AttrExpression { .. }
| ElementAttr::CustomAttrExpression { .. } => {
let (name, value, span) = match &attr.attr {
let (name, value, span, literal) = match &attr.attr {
ElementAttr::AttrExpression { name, value } => {
(name.to_string(), value, name.span())
(name.to_string(), value, name.span(), false)
}
ElementAttr::CustomAttrExpression { name, value } => {
(name.value(), value, name.span())
(name.value(), value, name.span(), true)
}
_ => unreachable!(),
};
@ -141,7 +154,7 @@ fn build_node<'a>(
.find(|(n, _)| parse_str::<Expr>(*n).unwrap() == *value)
{
if let Some((name, namespace)) =
attrbute_to_static_str(&name, tag, ns)
ctx.attrbute_to_static_str(&name, tag, ns, literal)
{
let value = bump.alloc(resulting_value.clone());
attributes.push(Attribute {
@ -152,24 +165,25 @@ fn build_node<'a>(
namespace,
});
} else {
return Err(Error::ParseError(ParseError::new(
syn::Error::new(
span,
format!("unknown attribute: {}", name),
),
ctx.location.clone(),
)));
if literal {
// literals will be captured when a full recompile is triggered
return Err(Error::RecompileRequiredError(
RecompileReason::CapturedAttribute(name.to_string()),
));
} else {
return Err(Error::ParseError(ParseError::new(
syn::Error::new(
span,
format!("unknown attribute: {}", name),
),
ctx.location.clone(),
)));
}
}
} else {
return Err(Error::RecompileRequiredError(
RecompileReason::CapturedExpression(
value.into_token_stream().to_string(),
),
));
}
}
_ => (),
};
}
}
let children = bump.alloc(Vec::new());
for child in el.children {

62
packages/rsx_interpreter/tests/render.rs
View file

@ -24,6 +24,7 @@ fn render_basic() {
expressions: Vec::new(),
listeners: Vec::new(),
location: location.clone(),
custom_attributes: &[],
};
let interperted_vnodes = LazyNodes::new(|factory| {
dioxus_rsx_interpreter::resolve_scope(
@ -70,6 +71,7 @@ fn render_nested() {
expressions: Vec::new(),
listeners: Vec::new(),
location: location.clone(),
custom_attributes: &[],
};
let interperted_vnodes = LazyNodes::new(|factory| {
dioxus_rsx_interpreter::resolve_scope(
@ -90,6 +92,54 @@ fn render_nested() {
assert!(check_eq(interperted_vnodes, static_vnodes));
}
#[test]
#[allow(non_snake_case)]
fn render_custom_attribute() {
fn Base(cx: Scope) -> Element {
rsx!(cx, div {})
}
let dom = VirtualDom::new(Base);
let static_vnodes = rsx! {
div {
"data-test-1": 0,
"data-test-2": "1",
}
};
let location = CodeLocation {
file_path: String::new(),
crate_path: String::new(),
line: 2,
column: 0,
};
let empty_context = CapturedContext {
captured: IfmtArgs {
named_args: Vec::new(),
},
components: Vec::new(),
iterators: Vec::new(),
expressions: vec![("0", "0".to_string())],
listeners: Vec::new(),
location: location.clone(),
custom_attributes: &["data-test-1", "data-test-2"],
};
let interperted_vnodes = LazyNodes::new(|factory| {
dioxus_rsx_interpreter::resolve_scope(
location,
r#"div {
"data-test-1": 0,
"data-test-2": "1",
}"#,
empty_context,
factory,
)
});
let interperted_vnodes = dom.render_vnodes(interperted_vnodes);
let static_vnodes = dom.render_vnodes(static_vnodes);
assert!(check_eq(interperted_vnodes, static_vnodes));
}
#[test]
#[allow(non_snake_case)]
fn render_component() {
@ -110,7 +160,7 @@ fn render_component() {
let location = CodeLocation {
file_path: String::new(),
crate_path: String::new(),
line: 2,
line: 3,
column: 0,
};
@ -127,6 +177,7 @@ fn render_component() {
expressions: Vec::new(),
listeners: Vec::new(),
location: location.clone(),
custom_attributes: &[],
};
dioxus_rsx_interpreter::resolve_scope(
location,
@ -162,7 +213,7 @@ fn render_iterator() {
let location = CodeLocation {
file_path: String::new(),
crate_path: String::new(),
line: 3,
line: 4,
column: 0,
};
@ -180,6 +231,7 @@ fn render_iterator() {
expressions: Vec::new(),
listeners: Vec::new(),
location: location.clone(),
custom_attributes: &[],
};
dioxus_rsx_interpreter::resolve_scope(
location,
@ -216,7 +268,7 @@ fn render_captured_variable() {
let location = CodeLocation {
file_path: String::new(),
crate_path: String::new(),
line: 4,
line: 5,
column: 0,
};
@ -234,6 +286,7 @@ fn render_captured_variable() {
expressions: Vec::new(),
listeners: Vec::new(),
location: location.clone(),
custom_attributes: &[],
};
dioxus_rsx_interpreter::resolve_scope(
location,
@ -268,7 +321,7 @@ fn render_listener() {
let location = CodeLocation {
file_path: String::new(),
crate_path: String::new(),
line: 5,
line: 6,
column: 0,
};
@ -287,6 +340,7 @@ fn render_listener() {
dioxus_elements::on::onclick(factory, f),
)],
location: location.clone(),
custom_attributes: &[],
};
dioxus_rsx_interpreter::resolve_scope(
location,