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LibTextCodec+Everywhere: Port Decoders to new Strings

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Sam Atkins 2023-02-17 20:15:10 +00:00 • committed by Andreas Kling
parent 3c5090e172
commit 2db168acc1
21 changed files with 149 additions and 123 deletions
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37
Userland/Libraries/LibTextCodec/Decoder.h
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@ -11,13 +11,14 @@
#include <AK/Forward.h>
#include <AK/Function.h>
#include <AK/Optional.h>
#include <AK/String.h>
namespace TextCodec {
class Decoder {
public:
virtual void process(StringView, Function<void(u32)> on_code_point) = 0;
virtual DeprecatedString to_utf8(StringView);
virtual ErrorOr<void> process(StringView, Function<ErrorOr<void>(u32)> on_code_point) = 0;
virtual ErrorOr<String> to_utf8(StringView);
protected:
virtual ~Decoder() = default;
@ -25,65 +26,65 @@ protected:
class UTF8Decoder final : public Decoder {
public:
virtual void process(StringView, Function<void(u32)> on_code_point) override;
virtual DeprecatedString to_utf8(StringView) override;
virtual ErrorOr<void> process(StringView, Function<ErrorOr<void>(u32)> on_code_point) override;
virtual ErrorOr<String> to_utf8(StringView) override;
};
class UTF16BEDecoder final : public Decoder {
public:
virtual void process(StringView, Function<void(u32)> on_code_point) override;
virtual DeprecatedString to_utf8(StringView) override;
virtual ErrorOr<void> process(StringView, Function<ErrorOr<void>(u32)> on_code_point) override;
virtual ErrorOr<String> to_utf8(StringView) override;
};
class UTF16LEDecoder final : public Decoder {
public:
virtual void process(StringView, Function<void(u32)> on_code_point) override;
virtual DeprecatedString to_utf8(StringView) override;
virtual ErrorOr<void> process(StringView, Function<ErrorOr<void>(u32)> on_code_point) override;
virtual ErrorOr<String> to_utf8(StringView) override;
};
class Latin1Decoder final : public Decoder {
public:
virtual void process(StringView, Function<void(u32)> on_code_point) override;
virtual ErrorOr<void> process(StringView, Function<ErrorOr<void>(u32)> on_code_point) override;
};
class Latin2Decoder final : public Decoder {
public:
virtual void process(StringView, Function<void(u32)> on_code_point) override;
virtual ErrorOr<void> process(StringView, Function<ErrorOr<void>(u32)> on_code_point) override;
};
class HebrewDecoder final : public Decoder {
public:
virtual void process(StringView, Function<void(u32)> on_code_point) override;
virtual ErrorOr<void> process(StringView, Function<ErrorOr<void>(u32)> on_code_point) override;
};
class CyrillicDecoder final : public Decoder {
public:
virtual void process(StringView, Function<void(u32)> on_code_point) override;
virtual ErrorOr<void> process(StringView, Function<ErrorOr<void>(u32)> on_code_point) override;
};
class Koi8RDecoder final : public Decoder {
public:
virtual void process(StringView, Function<void(u32)> on_code_point) override;
virtual ErrorOr<void> process(StringView, Function<ErrorOr<void>(u32)> on_code_point) override;
};
class Latin9Decoder final : public Decoder {
public:
virtual void process(StringView, Function<void(u32)> on_code_point) override;
virtual ErrorOr<void> process(StringView, Function<ErrorOr<void>(u32)> on_code_point) override;
};
class MacRomanDecoder final : public Decoder {
public:
virtual void process(StringView, Function<void(u32)> on_code_point) override;
virtual ErrorOr<void> process(StringView, Function<ErrorOr<void>(u32)> on_code_point) override;
};
class TurkishDecoder final : public Decoder {
public:
virtual void process(StringView, Function<void(u32)> on_code_point) override;
virtual ErrorOr<void> process(StringView, Function<ErrorOr<void>(u32)> on_code_point) override;
};
class XUserDefinedDecoder final : public Decoder {
public:
virtual void process(StringView, Function<void(u32)> on_code_point) override;
virtual ErrorOr<void> process(StringView, Function<ErrorOr<void>(u32)> on_code_point) override;
};
Optional<Decoder&> decoder_for(StringView encoding);
@ -94,6 +95,6 @@ Optional<Decoder&> bom_sniff_to_decoder(StringView);
// NOTE: This has an obnoxious name to discourage usage. Only use this if you absolutely must! For example, XHR in LibWeb uses this.
// This will use the given decoder unless there is a byte order mark in the input, in which we will instead use the appropriate Unicode decoder.
DeprecatedString convert_input_to_utf8_using_given_decoder_unless_there_is_a_byte_order_mark(Decoder&, StringView);
ErrorOr<String> convert_input_to_utf8_using_given_decoder_unless_there_is_a_byte_order_mark(Decoder&, StringView);
}