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Final Class Yiisoft\VarDumper\UseStatementParser

All Classes | Methods
InheritanceYiisoft\VarDumper\UseStatementParser

UseStatementParser given a PHP file, returns a set of use statements from the code.

Public Methods

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Method Description Defined By
fromFile() Returns a set of use statements from the code of the specified file. Yiisoft\VarDumper\UseStatementParser
isTokenIsPartOfUse() Checks whether the token is part of the use statement data. Yiisoft\VarDumper\UseStatementParser

Method Details

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fromFile() public method

Returns a set of use statements from the code of the specified file.

public array<string, string> fromFile ( string $file )
$file string

File to read.
return array<string, string>

Use statements data.
throws RuntimeException

if there is a problem reading file.

 

                public function fromFile(string $file): array
{
    if (!is_file($file)) {
        throw new RuntimeException("File \"{$file}\" does not exist.");
    }
    if (!is_readable($file)) {
        throw new RuntimeException("File \"{$file}\" is not readable.");
    }
    $fileContent = file_get_contents($file);
    if ($fileContent === false) {
        throw new RuntimeException("Failed to read file \"{$file}\".");
    }
    $tokens = token_get_all($fileContent);
    array_shift($tokens);
    $uses = [];
    foreach ($tokens as $i => $token) {
        if (!is_array($token)) {
            continue;
        }
        if ($token[0] === T_USE && isset($tokens[$i + 2]) && $this->isTokenIsPartOfUse($tokens[$i + 2])) {
            $uses += $this->normalize(array_slice($tokens, $i + 1));
            continue;
        }
    }
    return $uses;
}
isTokenIsPartOfUse() public method

Checks whether the token is part of the use statement data.

public boolean isTokenIsPartOfUse ( array|string $token )
$token array|string

PHP token.
return boolean

Whether the token is part of the use statement data.

 

                public function isTokenIsPartOfUse($token): bool
{
    if (!is_array($token)) {
        return false;
    }
    return $token[0] === T_STRING
        || $token[0] === T_NS_SEPARATOR
        || (defined('T_NAME_QUALIFIED') && $token[0] === T_NAME_QUALIFIED)
        || (defined('T_NAME_FULLY_QUALIFIED') && $token[0] === T_NAME_FULLY_QUALIFIED)
        || (defined('T_NAME_RELATIVE') && $token[0] === T_NAME_RELATIVE);
}