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Shell: Allow lossy conversion from list -> string in POSIX mode

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Similar to bash, this operation returns only the first element because
reasons.
This commit is contained in:
Ali Mohammad Pur
2023-04-19 12:16:45 +03:30
committed by Ali Mohammad Pur
parent 8a042cd9cb
commit 71441ea932
Notes: sideshowbarker 2024-07-17 06:35:16 +09:00 
Author: https://github.com/alimpfard
Commit: https://github.com/SerenityOS/serenity/commit/71441ea932
Pull-request: https://github.com/SerenityOS/serenity/pull/18429
Reviewed-by: https://github.com/nico ✅
2 changed files with 12 additions and 0 deletions
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11
Userland/Shell/AST.cpp
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@@ -3691,6 +3691,17 @@ ErrorOr<Vector<String>> ListValue::resolve_as_list(RefPtr<Shell> shell)
return resolve_slices(shell, move(values), m_slices);
}
ErrorOr<String> ListValue::resolve_as_string(RefPtr<Shell> shell)
{
if (!shell || !shell->posix_mode())
return Value::resolve_as_string(shell);
if (m_contained_values.is_empty())
return resolve_slices(shell, String {}, m_slices);
return resolve_slices(shell, TRY(m_contained_values[0]->resolve_as_string(shell)), m_slices);
}
ErrorOr<NonnullRefPtr<Value>> ListValue::resolve_without_cast(RefPtr<Shell> shell)
{
Vector<NonnullRefPtr<Value>> values;