linting – Page 3 – Türker Yıldırım

A flat ESLint config, ported from one nobody understood

NoteOctober 13, 20232 min read

A cascade of .eslintrc files with extends chains four deep, where nobody could say which rules were actually active. The flat config is a JavaScript array with explicit…

Container queries, and the component that stopped needing a prop

Deep diveJuly 7, 202310 min read

A card with a variant prop that exists only to describe its width, rendered wrong in a sidebar somebody added last week.

TypeScript 5, and the decorators we had been faking

Deep diveApril 21, 20239 min read

5.0 in March, decorators that are the standard proposal rather than the old flag, and a build nobody could explain.

The generic PHP does not have, and the analyser that does

Deep diveFebruary 27, 20239 min read

A collection class that returns mixed, and forty call sites asserting the type by hand. Docblock generics, and where they stop being worth it.

PHPUnit 10, and the listeners that no longer exist

Deep diveFebruary 20, 202314 min read

10.0 in February, a configuration file that has accreted since 2014, and a custom TestListener that the new version has no place for.

terraform fmt -check, so the diff is about intent

NoteDecember 21, 20222 min read

Infrastructure code is edited rarely and by different people each time, so it accumulates whitespace disagreements faster than application code. The point is not tidiness but that a…

Readonly classes and the DTO that stopped needing a constructor

Deep diveDecember 20, 202210 min read

8.2 on 8 December, and readonly applied to a whole class. readonly on every property, written out forty times.

Dynamic properties are deprecated, and that is the feature

NoteDecember 20, 20222 min read

Assigning to an undeclared property has silently created one since PHP 4, which means every typo in a property name has been a working assignment to the wrong…

The dynamic property that had been a typo since 2016

Deep diveDecember 13, 202214 min read

8.2 on 8 December deprecates dynamic properties, and the deprecation is the feature. $order->totl has been silently creating a property for six years.

${} string interpolation is deprecated in 8.2

NoteDecember 5, 20222 min read

Two of the four string interpolation syntaxes are deprecated, and they are the two that are ambiguous to read. The dollar-brace form is the one that makes a…