Currently, when two components are named `TestComponent`, and both would
use e.g. control flow. Templates would be generated by the compiler and
those would conflict at runtime because the names for the template
functions are not ensured to be unique.
This seems like a more general problem that could be tackled in the
future in the template pipeline by always using the `ConstantPool`, but
for now, we should be good already, given us ensuring the `baseName`'s are
always unique.
PR Close#54273
This commit updates the implementation of the zone.js `fs` patch to
restore the implementation of `realpath.native` and patches it as a macrotask,
along with other functions of the `fs` package. This is the only nested function
that must be patched.
Closes: #45546
PR Close#54208
The `read` option for queries can rely on lexical variables inside the
class. These constructs are fine from a technical perspective in
TypeScript, but in practice, when the component/directive definition is
being created, the read value is extracted into the definition,
**outside** of the class. This breaks `this` references.
To fix this, we are restricting the `read` option to literal values.
Similar to `descendants`. Literal references are in practice constructs
like:
- `read: bla.X`
- `read: X`
where `bla` or `X` is never a `ThisKeywoord`- hence fixing the issue
and also simplifying the patterns for easier single file compilation.
PR Close#54257
This commit adds a JIT transform for signal-based queries, so that
queries are working as expected in JIT environments like `ng test` where
decorator metadata is needed as a prerequisite for the component
definition creation.
This is similar to the JIT transforms for signal inputs etc.
PR Close#54257
Extracts common JIT transform helper into the transform API, so that
those helpers can be re-used for output, model, queries and inputs.
PR Close#54257
Adding debug information for failing firebase deploy, hoping
to yield information about the missing resource. The next
multi-site seems to be failing, but is available.
PR Close#54275
The compileNgModuleFactory dont need to be in the application_ref file (in fact
the whole logic has little to do with ApplicationRef and it is not even called
from the application_ref). Performing this move to avoid circular dependencies
when the new query as signals authoring functions are exported.
PR Close#54103
This commit changes the approach to the reactive node representing query
results: instead of creating a custom node type we can use a computed -
the main change to get there is representing dirty change notification as
a signal (a counter updated every time a query changes its dirty status).
This change is dictated by simplification (we can avoid creation of a custom
signal type) as well as fixes to the multiple issues not covered by the
initial implementation:
- assuring referential stability of results (ex.: the same array instance
returned from child queries until results change);
- per-view results collection to avoid a situation where accessing query
results during view creation would return partial / inconsistent results;
- proper refresh of query results for both live and non-connected consumers.
All the above cases are covered by the additional tests in this commit.
PR Close#54103
This commit adds tests for content queries and fixes the arguments
order in the contentQuerySignal instruction, thus fixing a bug
discovered while adding tests.
PR Close#54103
This commits converts the hand-written tests into their usual,
compiled form. We can perform this change now since the compiler
bits of the queries-as-signal story landed.
PR Close#54103
This commit updates the logic of defer blocks to create an internal pending task to indicate that an application is not yet stable. This change would be helpful for zoneless applications.
PR Close#54239
Updates the acceptance authoring test compiler targets to support
multiple spec files. This will be useful for output, model, inputs
and queries.
PR Close#54253
Adds `output()` to the signal inputs integration test to verify
full integration with the Angular CLI. In the future we may
consider renaming the test to something less specific to signal inputs,
but for now this serves the purpose and `output()` is a closely related
part to signal-based inputs.
it doesn't warrant creating another new integration test, as those are
quite expensive to maintain and run.
PR Close#54217
The `listener` instruction currently always assumes RxJS subscribables,
and verifies this via `isSubscribable`. The type narrowing is not
ignored and the type remains `any` given the `ngDevMode` check.
This commit improves type safety, and actually switches to a dedicated
interface for "output subscribable" values. This is needed because
`Subscribable` from `RxJS` is typed to expect an observer in object
literal form- which is not correct and doesn't apply to `EventEmitter`
and matches the form of `.subscribe` we are using in the `listener`
instruction.
PR Close#54217
Similar to `input()`, initializer-based `output()`'s need to be
transformed in JIT to be annotated with an `@Output()` decorator.
This is necessary so that Angular can statically collect all defined
outputs without instantiating the class (which would not be possible
upon directive definition computation).
This commit introduces a transform next to the input transform that
automatically runs with the Angular CLI and `ng test`.
PR Close#54217
Adds type check diagnostic tests for the `output()` API. This
is necessary because we are maintaining a separate emitter
for `output()` as with the current design (still discussed - but this is
a starting foundation).
Note: `OutputEmitter` currently does not publicly expose `.subscribe`,
while the testing infrastructure exposes it for now. That is because we
are still discussing this before making changes in the TCB to account
for the case where `.subscribe` might be `@internal` ultimately.
PR Close#54217
Generalizes the type check table scenario testing infrastructure
so that it can also be used for testing outputs in a table-scheme
without a lot of TS code repetition.
PR Close#54217
Adds an ngtsc diagnostic and compilation output test for `output()`. The
test will verify certain recognition restrictions and ensures that
diagnostics are raised, in addition to proper full compilation output
being generated (aside from the compliance tests verifying output more
closely).
PR Close#54217
Adds compliance output tests for `output()` to verify that
we are emitting proper full compilation output, as well as proper
partial compilation output that can be linked to match the full output.
PR Close#54217
This commit introduces the `output()` function and corresponding
runtime code.
In practice, `output()` will defer to `EventEmitter` as outlined in the
RFC, but we are considering limiting the type to a minimal version that
is not coupled with RxJS, less complex, and also has better type safety
around emitting of values.
E.g. currently `EventEmitter.emit` can always be called without
any value, even though the output may be typed to always pass around
values of type `T`. This could cause subtle and confusing bugs.
PR Close#54217
As we are introducing the new `output()` function as an inituive
alternative to `@Output()` that matches with signal-based inputs,
this commit prepares the compiler to detect such initializer-based
outputs.
PR Close#54217
Joey Perrott