static-analysis – Page 8 – Türker Yıldırım

A PHPStan baseline that can only shrink

SnippetJanuary 8, 20211 min read

Named arguments and attributes change how a framework is written

Deep diveDecember 29, 202010 min read

Two 8.0 features that look like syntax and are not. One makes optional parameters part of the API; the other makes docblocks executable.

Union types, promotion, and match

Deep diveDecember 18, 202015 min read

8.0 shipped in November with three changes that alter how a class is written, and a fourth that quietly breaks string-to-number comparison.

Static analysis on changed files in a hook

NoteOctober 21, 20201 min read

A full analysis on a large codebase takes long enough that nobody runs it before committing, so every finding arrives from CI after the context has been lost.…

Laravel 8 moved the models and rewrote the factories

Deep diveSeptember 29, 202010 min read

A directory move, a factory rewrite and a route resolution change that breaks silently. Which of the three actually needs doing, and in what order.

Custom casts, and the value object that fits the ORM

Deep diveJune 26, 202010 min read

An accessor and a mutator per value object, in every model that has one. 7.0 adds a castable class, and the pair can retire.

Mutation testing, and the tests that assert nothing

Deep diveJune 18, 202010 min read

94% coverage, and a suite that passes with the logic inverted. Coverage measures execution rather than verification, and there is a tool that measures the difference.

A PHPStan extension for a magic method

NoteMay 15, 20202 min read

Frameworks built on __call and facades produce hundreds of findings that are all the same false positive, and putting them in the baseline hides real errors of the…

An architecture test that asserts on namespaces

NoteMarch 26, 20202 min read

A layering rule that exists only in a diagram is a rule that has already been broken, and asserting on it is a test like any other. Fifteen…

PHPUnit 9 and the assertions that finally went

Deep diveFebruary 25, 20209 min read

What 8 deprecated, 9 removes, and the deadline was a year. Rector does the renames; the one it cannot decide is the one that changed behaviour.