mirror of
https://github.com/RGBCube/serenity
synced 2025-05-19 18:55:07 +00:00
35f1cec7ca
More error propagation is still needed, we really want the parser to just crash early when it encounters unexpected input, instead of trying to carry on like nothing happened. I think ErrorOr<unsigned> is *much* better than returning (unsigned)-1 to indicate an error ;)
73 lines
2 KiB
C++
73 lines
2 KiB
C++
/*
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* Copyright (c) 2021, Kyle Pereira <hey@xylepereira.me>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/ByteBuffer.h>
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#include <AK/Result.h>
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#include <LibIMAP/Objects.h>
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namespace IMAP {
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class Client;
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struct ParseStatus {
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bool successful;
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Optional<Response> response;
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};
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class Parser {
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public:
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ParseStatus parse(ByteBuffer&& buffer, bool expecting_tag);
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private:
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static MailboxFlag parse_mailbox_flag(StringView);
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void consume(StringView);
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bool try_consume(StringView);
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StringView consume_while(Function<bool(u8)> should_consume);
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StringView consume_until_end_of_line();
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bool at_end() { return m_position >= m_buffer.size(); }
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ErrorOr<unsigned> parse_number();
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Optional<unsigned> try_parse_number();
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void parse_response_done();
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void parse_untagged();
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void parse_capability_response();
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StringView parse_atom();
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StringView parse_quoted_string();
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StringView parse_literal_string();
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StringView parse_string();
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StringView parse_astring();
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Optional<StringView> parse_nstring();
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ResponseStatus parse_status();
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ListItem parse_list_item();
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FetchCommand::DataItem parse_fetch_data_item();
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FetchResponseData parse_fetch_response();
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Optional<Vector<Address>> parse_address_list();
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Address parse_address();
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HashMap<DeprecatedString, DeprecatedString> parse_body_fields_params();
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BodyStructure parse_body_structure();
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BodyStructure parse_one_part_body();
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BodyExtension parse_body_extension();
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Tuple<DeprecatedString, HashMap<DeprecatedString, DeprecatedString>> parse_disposition();
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Vector<DeprecatedString> parse_langs();
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Envelope parse_envelope();
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template<typename T>
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Vector<T> parse_list(T (*converter)(StringView));
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// To retain state if parsing is not finished
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ByteBuffer m_buffer;
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SolidResponse m_response;
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unsigned m_position { 0 };
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bool m_incomplete { false };
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bool m_parsing_failed { false };
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};
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}
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