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LibJS: Don't create StringOrSymbol(String) if from_value() fails

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If value.to_string() throws an exception and returns a null string we
must create an invalid StringOrSymbol, not one from the null string
(which ASSERT()s).
This commit is contained in:
Linus Groh 2020-11-06 18:54:45 +00:00 • committed by Andreas Kling
parent a0130b55d4
commit 965050796f
1 changed files with 6 additions and 3 deletions
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9
Libraries/LibJS/Runtime/StringOrSymbol.h
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@ -37,11 +37,14 @@ class StringOrSymbol {
public:
static StringOrSymbol from_value(GlobalObject& global_object, Value value)
{
if (value.is_empty())
return {};
if (value.is_symbol())
return &value.as_symbol();
if (!value.is_empty())
return value.to_string(global_object);
return {};
auto string = value.to_string(global_object);
if (string.is_null())
return {};
return string;
}
StringOrSymbol() = default;