@phan-assert-true-condition@psalm-assert-if-true /
@phpstan-assert-if-true.
References:
- Phan Annotating-Your-Source-Code-V6.md: @phan-assert-true-condition
- Psalm / PHPStan assert-if-true| Analyzer | Version | Result | Diagnostics |
|---|---|---|---|
| phan | 6.0.7Phan 6.0.7 php-ast version 1.1.3 PHP version used to run Phan: 8.5.9 | Not enforced | No diagnostics reported.
|
| phpstan | 2.2.8PHPStan - PHP Static Analysis Tool 2.2.8 | Not enforced | No diagnostics reported.
|
| psalm | 6.16.1Psalm 6.16.1@f1f5de594dc76faf8784e02d3dc4716c91c6f6ac next: 7.0.0-beta19 |
Not enforced | No diagnostics reported.
|
| mago | 1.46.0mago 1.46.0 | Not enforced ⚠ 1 false positive | phpdoc_advanced_vendor_prefixed_assert_true_condition_phan.php:31: Impossible type assertion: `$value` of type `int` can never be `string`. [impossible-type-comparison] phpdoc_advanced_vendor_prefixed_assert_true_condition_phan.php:31: Redundant ternary operator: condition is always falsy. [impossible-condition]
Expectation diffLine 31: Unexpected errors ["Impossible type assertion: `$value` of type `int` can never be `string`. [impossible-type-comparison]","Redundant ternary operator: condition is always falsy. [impossible-condition]"] |
| mir | 0.70.1mir 0.70.1 | Not enforced | No diagnostics reported.
|
| phpantom | 0.9.0phpantom_lsp 0.9.0 | Not enforced | No diagnostics reported.
|
| intelephense | 1.18.5intelephense 1.18.5 | Not enforced | No diagnostics reported.
|
| phpy | 0.2.0phpy 0.2.0 | Not enforced | No diagnostics reported.
|
| qodana | 262.8665.325Qodana 262.8665.325 | Not enforced | No diagnostics reported.
|
| noverify | 0.5.5NoVerify, version 0.5.5: built on: 2025.04.22 14:36:46 OS: r-kuchinskas arm64 Commit: 4774b82f8adc53fbef38f95e97af4b953b4d1529 | Not enforced | No diagnostics reported.
|
| steins | 0.1.5steins 0.1.5 (2026-08-12 revision 39b4cc1) | Not enforced | No diagnostics reported.
|
| phpstan-strict | 2.2.8PHPStan - PHP Static Analysis Tool 2.2.8 | Not enforced | No diagnostics reported.
|
| psalm-next | 7.0.0-beta19Psalm 7.0.0-beta19@7e751c06a756fa64dc4c759c09fe4a173afcb433 | Not enforced | No diagnostics reported.
|
<?php
declare(strict_types=1);
namespace Conformance\Tests\PhpdocAdvancedVendorPrefixedAssertTrueConditionPhan;
/**
* Cross-tool handling of `@phan-assert-true-condition`.
*
* Phan's name for the conditional "narrows when the call returns true"
* assertion. Other tools spell the same idea as `@psalm-assert-if-true` /
* `@phpstan-assert-if-true`.
*
* References:
* - Phan Annotating-Your-Source-Code-V6.md: `@phan-assert-true-condition`
* - Psalm / PHPStan assert-if-true
*/
/**
* @phan-assert-true-condition int $value
*/
function isIntValue(mixed $value): bool // T: @phan-assert-true-condition
{
return \is_int($value);
}
function takesInt(int $value): void
{
}
function example(mixed $value): void
{
if (isIntValue($value)) {
takesInt($value); // V
// Inside this branch the conditional assertion makes $value an int.
echo \is_string($value) ? 'string' : 'int'; // E?: in the true branch, is_string() is always false
}
}