39 lines
926 B
PHP
39 lines
926 B
PHP
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<?php
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declare(strict_types=1);
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namespace OpenTelemetry\SDK\Common\Configuration\Parser;
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use InvalidArgumentException;
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use RangeException;
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class RatioParser
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{
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private const MAX_VALUE = 1;
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private const MIN_VALUE = 0;
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public static function parse($value): float
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{
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if (filter_var($value, FILTER_VALIDATE_FLOAT) === false) {
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throw new InvalidArgumentException(
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sprintf('Value "%s" contains non-numeric value', $value)
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);
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}
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$result = (float) $value;
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if ($result > self::MAX_VALUE || $result < self::MIN_VALUE) {
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throw new RangeException(
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sprintf(
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'Value must not be lower than %s or higher than %s. Given: %s',
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self::MIN_VALUE,
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self::MAX_VALUE,
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$value
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)
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);
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}
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return $result;
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}
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}
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