fix(core): add support for ES2015 constructor delegation #24156
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The change adds better support for native ES2015 targets. The previous
behavior didn't detect parameter delegation of constructor-less classes
containing at least one inline property initialization before
compilation.
PR Checklist
Please check if your PR fulfills the following requirements:
PR Type
What kind of change does this PR introduce?
What is the current behavior?
The following TypeScript code would incorrectly discard
Parent
's ctorParameters when compiled targeting ES2015, causing a runtime error when instantiated. See issue Dependency injection does not work with es2015 target in angular/material2.What is the new behavior?
The above case should now be handled properly.
Does this PR introduce a breaking change?