use itertools::Itertools;
use rspack_cacheable::{
cacheable, cacheable_dyn,
with::{AsOption, AsPreset, AsVec},
};
use rspack_util::json_stringify;
use swc_core::ecma::atoms::Atom;
use super::{AffectType, FactorizeInfo};
use crate::{
AsContextDependency, AsDependencyCodeGeneration, Context, ContextMode, ContextNameSpaceObject,
ContextOptions, ContextTypePrefix, Dependency, DependencyCategory, DependencyId, DependencyType,
ExportsType, ExtendedReferencedExport, ImportAttributes, ModuleDependency, ModuleGraph,
ModuleGraphCacheArtifact, ModuleLayer, ReferencedExport, ResourceIdentifier, RuntimeSpec,
create_exports_object_referenced,
};
#[cacheable]
#[derive(Debug, Clone)]
pub struct ContextElementDependency {
pub id: DependencyId,
pub options: ContextOptions,
pub request: String,
pub user_request: String,
pub category: DependencyCategory,
pub context: Context,
pub layer: Option<ModuleLayer>,
pub resource_identifier: ResourceIdentifier,
#[cacheable(with=AsOption<AsVec<AsVec<AsPreset>>>)]
pub referenced_exports: Option<Vec<Vec<Atom>>>,
pub dependency_type: DependencyType,
pub attributes: Option<ImportAttributes>,
pub factorize_info: FactorizeInfo,
}
impl ContextElementDependency {
pub fn create_resource_identifier(
resource: &str,
path: &str,
attributes: Option<&ImportAttributes>,
) -> ResourceIdentifier {
let mut ident = format!("context{resource}|{path}");
if let Some(attributes) = attributes {
ident += &json_stringify(&attributes);
}
ident.into()
}
}
#[cacheable_dyn]
impl Dependency for ContextElementDependency {
fn id(&self) -> &DependencyId {
&self.id
}
fn category(&self) -> &DependencyCategory {
&self.category
}
fn dependency_type(&self) -> &DependencyType {
&self.dependency_type
}
fn get_context(&self) -> Option<&Context> {
Some(&self.context)
}
fn get_layer(&self) -> Option<&ModuleLayer> {
self.layer.as_ref()
}
fn get_attributes(&self) -> Option<&ImportAttributes> {
self.attributes.as_ref()
}
fn resource_identifier(&self) -> Option<&str> {
Some(&self.resource_identifier)
}
fn get_referenced_exports(
&self,
module_graph: &ModuleGraph,
module_graph_cache: &ModuleGraphCacheArtifact,
_runtime: Option<&RuntimeSpec>,
) -> Vec<ExtendedReferencedExport> {
if let Some(referenced_exports) = &self.referenced_exports {
for referenced_export in referenced_exports {
if matches!(
self.dependency_type,
DependencyType::ContextElement(ContextTypePrefix::Import)
) && referenced_export
.first()
.is_some_and(|export| export == "default")
{
let is_strict = module_graph
.get_parent_module(&self.id)
.and_then(|id| module_graph.module_by_identifier(id))
.and_then(|m| m.as_context_module())
.map(|m| {
matches!(
m.get_context_options().namespace_object,
ContextNameSpaceObject::Strict
)
});
let exports_type = is_strict.and_then(|is_strict| {
module_graph
.get_module_by_dependency_id(&self.id)
.map(|m| m.get_exports_type(module_graph, module_graph_cache, is_strict))
});
if let Some(exports_type) = exports_type
&& matches!(
exports_type,
ExportsType::DefaultOnly | ExportsType::DefaultWithNamed
)
{
return create_exports_object_referenced();
}
}
}
referenced_exports
.iter()
.map(|export| {
ExtendedReferencedExport::Export(ReferencedExport::new(export.clone(), false, false))
})
.collect_vec()
} else {
create_exports_object_referenced()
}
}
fn could_affect_referencing_module(&self) -> AffectType {
AffectType::True
}
}
#[cacheable_dyn]
impl ModuleDependency for ContextElementDependency {
fn request(&self) -> &str {
&self.request
}
fn user_request(&self) -> &str {
&self.user_request
}
fn weak(&self) -> bool {
matches!(
self.options.mode,
ContextMode::AsyncWeak | ContextMode::Weak
)
}
fn factorize_info(&self) -> &FactorizeInfo {
&self.factorize_info
}
fn factorize_info_mut(&mut self) -> &mut FactorizeInfo {
&mut self.factorize_info
}
}
impl AsDependencyCodeGeneration for ContextElementDependency {}
impl AsContextDependency for ContextElementDependency {}