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feat(ivy): ngcc - support targeting a start entry-point (#29092)

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You can now, programmatically, specify an entry-point where
the ngcc compilation will occur.
Only this entry-point and its dependencies will be compiled.

FW-1119

PR Close #29092
This commit is contained in:
Pete Bacon Darwin
2019-03-20 13:47:58 +00:00
committed by Matias Niemelä
parent 66239b9d09
commit 4bb0259bc0
5 changed files with 94 additions and 23 deletions
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21
packages/compiler-cli/ngcc/test/packages/dependency_resolver_spec.ts
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@ -7,7 +7,7 @@
*/
import {DependencyHost} from '../../src/packages/dependency_host';
import {DependencyResolver} from '../../src/packages/dependency_resolver';
import {DependencyResolver, SortedEntryPointsInfo} from '../../src/packages/dependency_resolver';
import {EntryPoint} from '../../src/packages/entry_point';
describe('DependencyResolver', () => {
@ -83,7 +83,7 @@ describe('DependencyResolver', () => {
it('should error if the entry point does not have either the fesm2015 nor esm2015 formats',
() => {
expect(() => resolver.sortEntryPointsByDependency([{ path: 'first' } as EntryPoint]))
.toThrowError(`ESM2015 format (flat and non-flat) missing in 'first' entry-point.`);
.toThrowError(`There is no format with import statements in 'first' entry-point.`);
});
it('should capture any dependencies that were ignored', () => {
@ -95,6 +95,23 @@ describe('DependencyResolver', () => {
]);
});
it('should only return dependencies of the target, if provided', () => {
spyOn(host, 'computeDependencies').and.callFake(createFakeComputeDependencies(dependencies));
const entryPoints = [fifth, first, fourth, second, third];
let sorted: SortedEntryPointsInfo;
sorted = resolver.sortEntryPointsByDependency(entryPoints, first);
expect(sorted.entryPoints).toEqual([fifth, fourth, third, second, first]);
sorted = resolver.sortEntryPointsByDependency(entryPoints, second);
expect(sorted.entryPoints).toEqual([fifth, fourth, third, second]);
sorted = resolver.sortEntryPointsByDependency(entryPoints, third);
expect(sorted.entryPoints).toEqual([fifth, fourth, third]);
sorted = resolver.sortEntryPointsByDependency(entryPoints, fourth);
expect(sorted.entryPoints).toEqual([fifth, fourth]);
sorted = resolver.sortEntryPointsByDependency(entryPoints, fifth);
expect(sorted.entryPoints).toEqual([fifth]);
});
interface DepMap {
[path: string]: {resolved: string[], missing: string[]};
}