slhx agent
0ede5eb113
Keep the beginner prelude on generated lower-aware render/html paths instead of exposing RenderSlotExt, which can bypass generated runtime metadata. req: dx/006 req: component/003 req: runtime/001
119 lines
3.3 KiB
Rust
119 lines
3.3 KiB
Rust
//! Public authoring facade for slhx applications.
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//!
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//! Most application code should depend on this crate, use the proc-macros from
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//! here, and import generated resources through `#[slhx::surface]`.
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pub use slhx_core::*;
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pub use slhx_derive::{app, component, form, handler, surface};
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pub fn render(view: &impl hemplate::Hemplate) -> SafeHtml {
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let mut html = String::new();
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view.render_into(&mut html)
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.expect("hemplate view renders into slhx effect payload");
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SafeHtml::trusted(html)
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}
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pub fn render_html(view: &impl hemplate::Hemplate) -> SafeHtml {
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render(view)
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}
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pub trait RenderSlotExt {
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fn render(self, view: &impl hemplate::Hemplate) -> Effect;
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fn render_view(self, view: &impl hemplate::Hemplate) -> Effect
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where
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Self: Sized,
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{
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self.render(view)
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}
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}
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impl<T> RenderSlotExt for Slot<T> {
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fn render(self, view: &impl hemplate::Hemplate) -> Effect {
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self.html(render(view))
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}
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}
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pub trait RenderKeyedSlotExt<K> {
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fn append(self, key: K, view: &impl hemplate::Hemplate) -> Effect;
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fn prepend(self, key: K, view: &impl hemplate::Hemplate) -> Effect;
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fn replace(self, key: K, view: &impl hemplate::Hemplate) -> Effect;
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fn append_view(self, key: K, view: &impl hemplate::Hemplate) -> Effect
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where
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Self: Sized,
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{
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self.append(key, view)
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}
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fn prepend_view(self, key: K, view: &impl hemplate::Hemplate) -> Effect
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where
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Self: Sized,
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{
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self.prepend(key, view)
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}
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fn replace_view(self, key: K, view: &impl hemplate::Hemplate) -> Effect
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where
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Self: Sized,
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{
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self.replace(key, view)
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}
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}
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impl<K, T> RenderKeyedSlotExt<K> for KeyedSlot<K, T>
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where
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K: ToString,
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{
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fn append(self, key: K, view: &impl hemplate::Hemplate) -> Effect {
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self.append_html(key, render(view))
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}
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fn prepend(self, key: K, view: &impl hemplate::Hemplate) -> Effect {
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self.prepend_html(key, render(view))
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}
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fn replace(self, key: K, view: &impl hemplate::Hemplate) -> Effect {
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self.replace_html(key, render(view))
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}
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}
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pub mod prelude {
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pub use slhx_core::{
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navigate, push, redirect, replace, Atom, BuildFingerprint, ComponentRef, CssClass,
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CssClasses, Effect, EventName, Form, FormModel, FormValue, Handle, IntoEffect, KeyedSlot,
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ParamName, SafeHtml, Slot,
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};
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pub use crate::{render, render_html, RenderKeyedSlotExt};
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pub use slhx_derive::{app, component, form, handler, surface};
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}
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#[cfg(test)]
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mod tests {
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struct InlineView;
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impl hemplate::Hemplate for InlineView {
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fn render_into(&self, out: &mut String) -> Result<(), hemplate::error::HemplateError> {
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out.push_str("<strong>ok</strong>");
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Ok(())
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}
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}
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#[test]
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fn render_is_the_short_safe_html_helper() {
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// req: dx/006 req: html_safety/002
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assert_eq!(crate::render(&InlineView).as_str(), "<strong>ok</strong>");
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assert_eq!(crate::render_html(&InlineView).as_str(), "<strong>ok</strong>");
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}
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#[test]
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fn prelude_exports_safe_html_for_page_composition() {
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// req: dx/006 req: html_safety/002
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use crate::prelude::*;
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let html = SafeHtml::join([render(&InlineView)]);
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assert_eq!(html.as_str(), "<strong>ok</strong>");
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}
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}
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