FloatVal::__invoke()   A
last analyzed

Complexity

Conditions 3
Paths 3

Size

Total Lines 10
Code Lines 4

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 5
CRAP Score 3

Importance

Changes 0
Metric Value
cc 3
eloc 4
nc 3
nop 2
dl 0
loc 10
ccs 5
cts 5
cp 1
crap 3
rs 10
c 0
b 0
f 0
1
<?php
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namespace Mbright\Validation\Rule\Validate;
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class FloatVal implements ValidateRuleInterface
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{
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    /**
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     * Validates that the value represents a float.
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     *
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     * @param object $subject The subject to be filtered.
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     * @param string $field The subject field name.
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     *
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     * @return bool True if valid, false if not.
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     */
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    public function __invoke($subject, string $field): bool
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    {
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        $value = $subject->$field;
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        if (is_float($value)) {
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            return true;
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        }
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        // otherwise, must be numeric, and must be same as when cast to float
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        return is_numeric($value) && $value == (float) $value;
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    }
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}
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