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refactor(compiler): remove unused `dependenciesFromGlobalMetadata()` function (#41231) 

This function is never called by any of the code in Angular and is not publicly exported.
So it can be safely removed.

PR Close #41231
This commit is contained in:
Pete Bacon Darwin 2021-03-24 15:55:46 +00:00 committed by Alex Rickabaugh
parent 94a9985b8b
commit 463111f6f9
1 changed files with 0 additions and 44 deletions
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44
packages/compiler/src/render3/r3_factory.ts
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@ -341,50 +341,6 @@ function createCtorDepType(dep: R3DependencyMetadata): o.LiteralMapExpr|null {
return entries.length > 0 ? o.literalMap(entries) : null;
}
/**
* A helper function useful for extracting `R3DependencyMetadata` from a Render2
* `CompileTypeMetadata` instance.
*/
export function dependenciesFromGlobalMetadata(
type: CompileTypeMetadata, outputCtx: OutputContext,
reflector: CompileReflector): R3DependencyMetadata[] {
// Use the `CompileReflector` to look up references to some well-known Angular types. These will
// be compared with the token to statically determine whether the token has significance to
// Angular, and set the correct `R3ResolvedDependencyType` as a result.
const injectorRef = reflector.resolveExternalReference(Identifiers.Injector);
// Iterate through the type's DI dependencies and produce `R3DependencyMetadata` for each of them.
const deps: R3DependencyMetadata[] = [];
for (let dependency of type.diDeps) {
if (dependency.token) {
const tokenRef = tokenReference(dependency.token);
let resolved: R3ResolvedDependencyType = dependency.isAttribute ?
R3ResolvedDependencyType.Attribute :
R3ResolvedDependencyType.Token;
// In the case of most dependencies, the token will be a reference to a type. Sometimes,
// however, it can be a string, in the case of older Angular code or @Attribute injection.
const token =
tokenRef instanceof StaticSymbol ? outputCtx.importExpr(tokenRef) : o.literal(tokenRef);
// Construct the dependency.
deps.push({
token,
attribute: null,
resolved,
host: !!dependency.isHost,
optional: !!dependency.isOptional,
self: !!dependency.isSelf,
skipSelf: !!dependency.isSkipSelf,
});
} else {
unsupported('dependency without a token');
}
}
return deps;
}
export function isDelegatedFactoryMetadata(meta: R3FactoryMetadata):
meta is R3DelegatedFnOrClassMetadata {
return (meta as any).delegateType !== undefined;