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<?php |
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namespace Digia\GraphQL\Schema; |
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/** |
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* @param string $description |
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* @param int $maxLength |
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* @return array |
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*/ |
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function descriptionLines(string $description, int $maxLength): array |
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{ |
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// Map over the description lines and merge them into a flat array. |
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return \array_merge(...\array_map(function (string $line) use ($maxLength) { |
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if (\strlen($line) < ($maxLength + 5)) { |
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return [$line]; |
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} |
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// For > 120 character long lines, cut at space boundaries into sublines of ~80 chars. |
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return breakLine($line, $maxLength); |
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}, \explode("\n", $description))); |
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} |
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/** |
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* @param string $line |
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* @param int $maxLength |
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* @return array |
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*/ |
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function breakLine(string $line, int $maxLength): array |
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{ |
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if (\strlen($line) < ($maxLength + 5)) { |
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return [$line]; |
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} |
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$endPos = $maxLength - 40; |
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return \array_map('trim', \preg_split( |
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"/((?: |^).{15,{$endPos}}(?= |$))/", |
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$line, |
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0, |
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PREG_SPLIT_NO_EMPTY | PREG_SPLIT_DELIM_CAPTURE |
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)); |
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} |
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/** |
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* @param string $line |
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* @return string |
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*/ |
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function escapeQuotes(string $line): string |
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{ |
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return \strtr($line, ['"""' => '\\"""', '`' => '\`']); |
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} |
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/** |
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* @param array $lines |
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* @return string |
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*/ |
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function printLines(array $lines): string |
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{ |
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// Don't print empty lines |
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$lines = \array_filter($lines, function (string $line) { |
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return $line !== ''; |
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}); |
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return printArray("\n", $lines); |
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} |
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/** |
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* @param array $fields |
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* @return string |
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*/ |
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function printInputFields(array $fields): string |
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{ |
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return '(' . printArray(', ', $fields) . ')'; |
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} |
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/** |
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* @param string $glue |
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* @param array $items |
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* @return string |
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*/ |
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function printArray(string $glue, array $items): string |
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{ |
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return \implode($glue, $items); |
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} |
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digiaonline /
graphql-php
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