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AK: Add Utf16View::to_utf8 to convert the view to a UTF-8 AK::String

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This commit is contained in:
Timothy Flynn 2023-01-08 18:56:53 -05:00 • committed by Linus Groh
parent d0403ec14f
commit 2eacc7aec1
3 changed files with 17 additions and 10 deletions
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7
AK/Utf16View.cpp
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@ -82,6 +82,11 @@ u32 Utf16View::decode_surrogate_pair(u16 high_surrogate, u16 low_surrogate)
}
ErrorOr<DeprecatedString> Utf16View::to_deprecated_string(AllowInvalidCodeUnits allow_invalid_code_units) const
{
return TRY(to_utf8(allow_invalid_code_units)).to_deprecated_string();
}
ErrorOr<String> Utf16View::to_utf8(AllowInvalidCodeUnits allow_invalid_code_units) const
{
StringBuilder builder;
@ -105,7 +110,7 @@ ErrorOr<DeprecatedString> Utf16View::to_deprecated_string(AllowInvalidCodeUnits
TRY(builder.try_append_code_point(code_point));
}
return builder.build();
return builder.to_string();
}
size_t Utf16View::length_in_code_points() const

2
AK/Utf16View.h
View file

@ -12,6 +12,7 @@
#include <AK/Forward.h>
#include <AK/Optional.h>
#include <AK/Span.h>
#include <AK/String.h>
#include <AK/Types.h>
#include <AK/Vector.h>
@ -76,6 +77,7 @@ public:
};
ErrorOr<DeprecatedString> to_deprecated_string(AllowInvalidCodeUnits = AllowInvalidCodeUnits::No) const;
ErrorOr<String> to_utf8(AllowInvalidCodeUnits = AllowInvalidCodeUnits::No) const;
bool is_null() const { return m_code_units.is_null(); }
bool is_empty() const { return m_code_units.is_empty(); }