refactoring – Page 19 – Türker Yıldırım

toRefs, and the composable that returns an object

NoteJanuary 7, 20212 min read

A composable holding its state in a reactive object cannot return it directly, because every caller destructures the result and loses reactivity doing so. toRefs creates a ref…

match is not switch, and the three differences

NoteDecember 31, 20202 min read

switch compares loosely, falls through by default and is a statement rather than an expression, and all three of those have produced bugs in code that looked correct.…

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.

str_contains, and twenty years of strpos !== false

NoteDecember 24, 20202 min read

strpos returns a position, position zero is falsy, and the strict comparison that fixes it is not memorable enough to survive a tidy-up. This has been the single…

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.

React 17 is a release with no features

Deep diveDecember 3, 20209 min read

A major version whose entire purpose is to let two versions run on one page. And an event delegation change that breaks anything mixing React with jQuery.

An escaped mutant is a finding; a killed one is noise

NoteNovember 26, 20202 min read

The score is a summary and the value is in the list of mutants that survived, each of which is a change to the code that no test…

webpack 5, and the polyfills that stopped being automatic

Deep diveOctober 21, 202010 min read

The build broke on a package importing crypto. webpack 4 quietly bundled a browser shim; 5 does not, and the error is the correct one.

usort is not stable until 8.0, and the tiebreak that fixes it

NoteOctober 6, 20201 min read

PHP’s sorts were unstable before 8.0, so two elements the comparator called equal came out in an order that could differ between runs and between array sizes. The…

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.