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LibJS: Make string_to_bigint() a standalone function
This now matches the newly added string_to_number().
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Notes:
sideshowbarker
2024-07-17 08:34:29 +09:00
@ -586,6 +586,8 @@ ThrowCompletionOr<Value> Value::to_number(VM& vm) const
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}
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}
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static Optional<BigInt*> string_to_bigint(VM& vm, StringView string);
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// 7.1.13 ToBigInt ( argument ), https://tc39.es/ecma262/#sec-tobigint
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ThrowCompletionOr<BigInt*> Value::to_bigint(VM& vm) const
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{
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@ -608,7 +610,7 @@ ThrowCompletionOr<BigInt*> Value::to_bigint(VM& vm) const
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return &primitive.as_bigint();
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case STRING_TAG: {
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// 1. Let n be ! StringToBigInt(prim).
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auto bigint = primitive.string_to_bigint(vm);
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auto bigint = string_to_bigint(vm, primitive.as_string().string());
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// 2. If n is undefined, throw a SyntaxError exception.
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if (!bigint.has_value())
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@ -670,12 +672,10 @@ static Optional<BigIntParseResult> parse_bigint_text(StringView text)
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}
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// 7.1.14 StringToBigInt ( str ), https://tc39.es/ecma262/#sec-stringtobigint
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Optional<BigInt*> Value::string_to_bigint(VM& vm) const
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static Optional<BigInt*> string_to_bigint(VM& vm, StringView string)
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{
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VERIFY(is_string());
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// 1. Let text be StringToCodePoints(str).
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auto text = Utf8View(as_string().string().view()).trim(whitespace_characters, AK::TrimMode::Both).as_string();
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auto text = Utf8View(string).trim(whitespace_characters, AK::TrimMode::Both).as_string();
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// 2. Let literal be ParseText(text, StringIntegerLiteral).
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auto result = parse_bigint_text(text);
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@ -1487,7 +1487,7 @@ ThrowCompletionOr<bool> is_loosely_equal(VM& vm, Value lhs, Value rhs)
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// 7. If Type(x) is BigInt and Type(y) is String, then
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if (lhs.is_bigint() && rhs.is_string()) {
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// a. Let n be StringToBigInt(y).
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auto bigint = rhs.string_to_bigint(vm);
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auto bigint = string_to_bigint(vm, rhs.as_string().string());
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// b. If n is undefined, return false.
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if (!bigint.has_value())
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@ -1584,7 +1584,7 @@ ThrowCompletionOr<TriState> is_less_than(VM& vm, Value lhs, Value rhs, bool left
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}
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if (x_primitive.is_bigint() && y_primitive.is_string()) {
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auto y_bigint = y_primitive.string_to_bigint(vm);
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auto y_bigint = string_to_bigint(vm, y_primitive.as_string().string());
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if (!y_bigint.has_value())
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return TriState::Unknown;
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@ -1594,7 +1594,7 @@ ThrowCompletionOr<TriState> is_less_than(VM& vm, Value lhs, Value rhs, bool left
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}
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if (x_primitive.is_string() && y_primitive.is_bigint()) {
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auto x_bigint = x_primitive.string_to_bigint(vm);
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auto x_bigint = string_to_bigint(vm, x_primitive.as_string().string());
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if (!x_bigint.has_value())
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return TriState::Unknown;
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@ -383,7 +383,6 @@ public:
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ThrowCompletionOr<FunctionObject*> get_method(VM&, PropertyKey const&) const;
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String to_string_without_side_effects() const;
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Optional<BigInt*> string_to_bigint(VM&) const;
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Value value_or(Value fallback) const
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{
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