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LibJS: Add initial support for creating PrimitiveStrings with AK::String

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This will temporarily bloat the size of PrimitiveString as LibJS is
transitioned to use String throughout, but will make doing so piecemeal
much easier.
This commit is contained in:
Timothy Flynn 2023-01-13 12:24:02 -05:00 • committed by Linus Groh
parent 0b58748156
commit 8f5bdce8e7
4 changed files with 74 additions and 4 deletions
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7
Userland/Libraries/LibJS/Runtime/PrimitiveString.h
View file

@ -9,6 +9,7 @@
#include <AK/DeprecatedString.h>
#include <AK/Optional.h>
#include <AK/String.h>
#include <AK/StringView.h>
#include <LibJS/Forward.h>
#include <LibJS/Heap/Cell.h>
@ -23,6 +24,7 @@ class PrimitiveString final : public Cell {
public:
[[nodiscard]] static NonnullGCPtr<PrimitiveString> create(VM&, Utf16String);
[[nodiscard]] static NonnullGCPtr<PrimitiveString> create(VM&, String);
[[nodiscard]] static NonnullGCPtr<PrimitiveString> create(VM&, DeprecatedString);
[[nodiscard]] static NonnullGCPtr<PrimitiveString> create(VM&, PrimitiveString&, PrimitiveString&);
@ -34,6 +36,9 @@ public:
bool is_empty() const;
u32 hash() const;
ThrowCompletionOr<String> utf8_string() const;
bool has_utf8_string() const { return m_utf8_string.has_value(); }
ThrowCompletionOr<DeprecatedString> deprecated_string() const;
bool has_deprecated_string() const { return m_deprecated_string.has_value(); }
@ -45,6 +50,7 @@ public:
private:
explicit PrimitiveString(PrimitiveString&, PrimitiveString&);
explicit PrimitiveString(String);
explicit PrimitiveString(DeprecatedString);
explicit PrimitiveString(Utf16String);
@ -57,6 +63,7 @@ private:
mutable PrimitiveString* m_lhs { nullptr };
mutable PrimitiveString* m_rhs { nullptr };
mutable Optional<String> m_utf8_string;
mutable Optional<DeprecatedString> m_deprecated_string;
mutable Optional<Utf16String> m_utf16_string;
};