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NoInterfaceProperties

docs/running_psalm/issues/NoInterfaceProperties.md

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NoInterfaceProperties

Emitted when trying to fetch a property on an interface as interfaces, by definition, do not have definitions for properties.

php
<?php

interface I {}
class A implements I {
    /** @var ?string */
    public $foo;
}
function bar(I $i) : void {
    if ($i->foo) {}
}