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fix(compiler): improve error message when a module imports itself (#14646)

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Closes #14644
This commit is contained in:
Dzmitry Shylovich
2017-03-07 04:00:25 +03:00
committed by Chuck Jazdzewski
parent f2adb2900d
commit 6bc6482765
2 changed files with 20 additions and 0 deletions
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10
modules/@angular/compiler/test/metadata_resolver_spec.ts
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@ -135,6 +135,15 @@ export function main() {
.toThrowError(`Expected 'styles' to be an array of strings.`);
}));
it('should throw with descriptive error message when a module imports itself',
inject([CompileMetadataResolver], (resolver: CompileMetadataResolver) => {
@NgModule({imports: [SomeModule]})
class SomeModule {
}
expect(() => resolver.loadNgModuleDirectiveAndPipeMetadata(SomeModule, true))
.toThrowError(`'SomeModule' module can't import itself`);
}));
it('should throw with descriptive error message when provider token can not be resolved',
inject([CompileMetadataResolver], (resolver: CompileMetadataResolver) => {
@NgModule({declarations: [MyBrokenComp1]})
@ -144,6 +153,7 @@ export function main() {
expect(() => resolver.loadNgModuleDirectiveAndPipeMetadata(SomeModule, true))
.toThrowError(`Can't resolve all parameters for MyBrokenComp1: (?).`);
}));
it('should throw with descriptive error message when a directive is passed to imports',
inject([CompileMetadataResolver], (resolver: CompileMetadataResolver) => {
@NgModule({imports: [ComponentWithoutModuleId]})