use std::hash::BuildHasherDefault;
use indexmap::IndexMap;
use rspack_cacheable::with::AsMap;
use rspack_collections::Identifier;
use rspack_core::{
Compilation, RuntimeModule, RuntimeModuleStage, RuntimeTemplate, chunk_graph_chunk::ChunkId,
impl_runtime_module,
};
use rustc_hash::FxHasher;
#[impl_runtime_module]
#[derive(Debug)]
pub struct ChunkPrefetchTriggerRuntimeModule {
id: Identifier,
#[cacheable(with=AsMap)]
chunk_map: IndexMap<ChunkId, Vec<ChunkId>, BuildHasherDefault<FxHasher>>,
}
impl ChunkPrefetchTriggerRuntimeModule {
pub fn new(
runtime_template: &RuntimeTemplate,
chunk_map: IndexMap<ChunkId, Vec<ChunkId>, BuildHasherDefault<FxHasher>>,
) -> Self {
Self::with_default(
Identifier::from(format!(
"{}chunk_prefetch_trigger",
runtime_template.runtime_module_prefix()
)),
chunk_map,
)
}
}
#[async_trait::async_trait]
impl RuntimeModule for ChunkPrefetchTriggerRuntimeModule {
fn name(&self) -> Identifier {
self.id
}
fn template(&self) -> Vec<(String, String)> {
vec![(
self.id.to_string(),
include_str!("runtime/chunk_prefetch_trigger.ejs").to_string(),
)]
}
async fn generate(&self, compilation: &Compilation) -> rspack_error::Result<String> {
let source = compilation.runtime_template.render(
&self.id,
Some(serde_json::json!({
"_chunk_map": &self.chunk_map,
})),
)?;
Ok(source)
}
fn stage(&self) -> RuntimeModuleStage {
RuntimeModuleStage::Trigger
}
}