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LibJS: Replace String const& with StringView in various Temporal AOs

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This is especially helpful where we already pass StringView literals
and only compare them with others, e.g. overflow and largest/smallest
unit, in which case there's no need to actually allocate a string.
This commit is contained in:
Linus Groh 2021-09-08 21:29:20 +01:00
parent 9c3da7a3e3
commit 81aaa9ccd5
11 changed files with 23 additions and 23 deletions
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16
Userland/Libraries/LibJS/Runtime/Temporal/AbstractOperations.cpp
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@ -319,7 +319,7 @@ Optional<SecondsStringPrecision> to_seconds_string_precision(GlobalObject& globa
// 2. If smallestUnit is "minute", then
if (smallest_unit == "minute"sv) {
// a. Return the Record { [[Precision]]: "minute", [[Unit]]: "minute", [[Increment]]: 1 }.
return SecondsStringPrecision { .precision = String { "minute"sv }, .unit = "minute"sv, .increment = 1 };
return SecondsStringPrecision { .precision = "minute"sv, .unit = "minute"sv, .increment = 1 };
}
// 3. If smallestUnit is "second", then
@ -358,7 +358,7 @@ Optional<SecondsStringPrecision> to_seconds_string_precision(GlobalObject& globa
if (digits_variant->has<String>()) {
VERIFY(digits_variant->get<String>() == "auto"sv);
// a. Return the Record { [[Precision]]: "auto", [[Unit]]: "nanosecond", [[Increment]]: 1 }.
return SecondsStringPrecision { .precision = String { "auto"sv }, .unit = "nanosecond"sv, .increment = 1 };
return SecondsStringPrecision { .precision = "auto"sv, .unit = "nanosecond"sv, .increment = 1 };
}
auto digits = digits_variant->get<u8>();
@ -478,7 +478,7 @@ Optional<String> to_smallest_temporal_unit(GlobalObject& global_object, Object&
}
// 13.22 ValidateTemporalUnitRange ( largestUnit, smallestUnit ), https://tc39.es/proposal-temporal/#sec-temporal-validatetemporalunitrange
void validate_temporal_unit_range(GlobalObject& global_object, String const& largest_unit, String const& smallest_unit)
void validate_temporal_unit_range(GlobalObject& global_object, StringView largest_unit, StringView smallest_unit)
{
auto& vm = global_object.vm();
@ -615,16 +615,16 @@ void reject_temporal_calendar_type(GlobalObject& global_object, Object& object)
}
// 13.27 FormatSecondsStringPart ( second, millisecond, microsecond, nanosecond, precision ), https://tc39.es/proposal-temporal/#sec-temporal-formatsecondsstringpart
String format_seconds_string_part(u8 second, u16 millisecond, u16 microsecond, u16 nanosecond, Variant<String, u8> const& precision)
String format_seconds_string_part(u8 second, u16 millisecond, u16 microsecond, u16 nanosecond, Variant<StringView, u8> const& precision)
{
// 1. Assert: second, millisecond, microsecond and nanosecond are integers.
// Non-standard sanity check
if (precision.has<String>())
VERIFY(precision.get<String>().is_one_of("minute"sv, "auto"sv));
if (precision.has<StringView>())
VERIFY(precision.get<StringView>().is_one_of("minute"sv, "auto"sv));
// 2. If precision is "minute", return "".
if (precision.has<String>() && precision.get<String>() == "minute"sv)
if (precision.has<StringView>() && precision.get<StringView>() == "minute"sv)
return String::empty();
// 3. Let secondsString be the string-concatenation of the code unit 0x003A (COLON) and second formatted as a two-digit decimal number, padded to the left with zeroes if necessary.
@ -636,7 +636,7 @@ String format_seconds_string_part(u8 second, u16 millisecond, u16 microsecond, u
String fraction_string;
// 5. If precision is "auto", then
if (precision.has<String>() && precision.get<String>() == "auto"sv) {
if (precision.has<StringView>() && precision.get<StringView>() == "auto"sv) {
// a. If fraction is 0, return secondsString.
if (fraction == 0)
return seconds_string;