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-rw-r--r--library/vendor/Psr/Http/Message/MessageInterface.php187
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diff --git a/library/vendor/Psr/Http/Message/MessageInterface.php b/library/vendor/Psr/Http/Message/MessageInterface.php
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--- a/library/vendor/Psr/Http/Message/MessageInterface.php
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-<?php
-
-namespace Psr\Http\Message;
-
-/**
- * HTTP messages consist of requests from a client to a server and responses
- * from a server to a client. This interface defines the methods common to
- * each.
- *
- * Messages are considered immutable; all methods that might change state MUST
- * be implemented such that they retain the internal state of the current
- * message and return an instance that contains the changed state.
- *
- * @link http://www.ietf.org/rfc/rfc7230.txt
- * @link http://www.ietf.org/rfc/rfc7231.txt
- */
-interface MessageInterface
-{
- /**
- * Retrieves the HTTP protocol version as a string.
- *
- * The string MUST contain only the HTTP version number (e.g., "1.1", "1.0").
- *
- * @return string HTTP protocol version.
- */
- public function getProtocolVersion();
-
- /**
- * Return an instance with the specified HTTP protocol version.
- *
- * The version string MUST contain only the HTTP version number (e.g.,
- * "1.1", "1.0").
- *
- * This method MUST be implemented in such a way as to retain the
- * immutability of the message, and MUST return an instance that has the
- * new protocol version.
- *
- * @param string $version HTTP protocol version
- * @return self
- */
- public function withProtocolVersion($version);
-
- /**
- * Retrieves all message header values.
- *
- * The keys represent the header name as it will be sent over the wire, and
- * each value is an array of strings associated with the header.
- *
- * // Represent the headers as a string
- * foreach ($message->getHeaders() as $name => $values) {
- * echo $name . ": " . implode(", ", $values);
- * }
- *
- * // Emit headers iteratively:
- * foreach ($message->getHeaders() as $name => $values) {
- * foreach ($values as $value) {
- * header(sprintf('%s: %s', $name, $value), false);
- * }
- * }
- *
- * While header names are not case-sensitive, getHeaders() will preserve the
- * exact case in which headers were originally specified.
- *
- * @return array Returns an associative array of the message's headers. Each
- * key MUST be a header name, and each value MUST be an array of strings
- * for that header.
- */
- public function getHeaders();
-
- /**
- * Checks if a header exists by the given case-insensitive name.
- *
- * @param string $name Case-insensitive header field name.
- * @return bool Returns true if any header names match the given header
- * name using a case-insensitive string comparison. Returns false if
- * no matching header name is found in the message.
- */
- public function hasHeader($name);
-
- /**
- * Retrieves a message header value by the given case-insensitive name.
- *
- * This method returns an array of all the header values of the given
- * case-insensitive header name.
- *
- * If the header does not appear in the message, this method MUST return an
- * empty array.
- *
- * @param string $name Case-insensitive header field name.
- * @return string[] An array of string values as provided for the given
- * header. If the header does not appear in the message, this method MUST
- * return an empty array.
- */
- public function getHeader($name);
-
- /**
- * Retrieves a comma-separated string of the values for a single header.
- *
- * This method returns all of the header values of the given
- * case-insensitive header name as a string concatenated together using
- * a comma.
- *
- * NOTE: Not all header values may be appropriately represented using
- * comma concatenation. For such headers, use getHeader() instead
- * and supply your own delimiter when concatenating.
- *
- * If the header does not appear in the message, this method MUST return
- * an empty string.
- *
- * @param string $name Case-insensitive header field name.
- * @return string A string of values as provided for the given header
- * concatenated together using a comma. If the header does not appear in
- * the message, this method MUST return an empty string.
- */
- public function getHeaderLine($name);
-
- /**
- * Return an instance with the provided value replacing the specified header.
- *
- * While header names are case-insensitive, the casing of the header will
- * be preserved by this function, and returned from getHeaders().
- *
- * This method MUST be implemented in such a way as to retain the
- * immutability of the message, and MUST return an instance that has the
- * new and/or updated header and value.
- *
- * @param string $name Case-insensitive header field name.
- * @param string|string[] $value Header value(s).
- * @return self
- * @throws \InvalidArgumentException for invalid header names or values.
- */
- public function withHeader($name, $value);
-
- /**
- * Return an instance with the specified header appended with the given value.
- *
- * Existing values for the specified header will be maintained. The new
- * value(s) will be appended to the existing list. If the header did not
- * exist previously, it will be added.
- *
- * This method MUST be implemented in such a way as to retain the
- * immutability of the message, and MUST return an instance that has the
- * new header and/or value.
- *
- * @param string $name Case-insensitive header field name to add.
- * @param string|string[] $value Header value(s).
- * @return self
- * @throws \InvalidArgumentException for invalid header names or values.
- */
- public function withAddedHeader($name, $value);
-
- /**
- * Return an instance without the specified header.
- *
- * Header resolution MUST be done without case-sensitivity.
- *
- * This method MUST be implemented in such a way as to retain the
- * immutability of the message, and MUST return an instance that removes
- * the named header.
- *
- * @param string $name Case-insensitive header field name to remove.
- * @return self
- */
- public function withoutHeader($name);
-
- /**
- * Gets the body of the message.
- *
- * @return StreamInterface Returns the body as a stream.
- */
- public function getBody();
-
- /**
- * Return an instance with the specified message body.
- *
- * The body MUST be a StreamInterface object.
- *
- * This method MUST be implemented in such a way as to retain the
- * immutability of the message, and MUST return a new instance that has the
- * new body stream.
- *
- * @param StreamInterface $body Body.
- * @return self
- * @throws \InvalidArgumentException When the body is not valid.
- */
- public function withBody(StreamInterface $body);
-}