1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-07-27 01:07:36 +00:00

Spreadsheet: No longer use vm.exception() to signal exception state

Instead, use the completions which are returned directly. This means we
no longer have to worry about the global VM state when running code.
This commit is contained in:
davidot 2022-02-07 15:00:40 +01:00 committed by Linus Groh
parent e160f508a8
commit 4ef1e8f226
11 changed files with 98 additions and 97 deletions

View file

@ -60,15 +60,22 @@ Sheet::Sheet(Workbook& workbook)
warnln("SyntaxError: {}", error.to_string());
}
} else {
(void)interpreter().run(script_or_error.value());
if (auto* exception = interpreter().exception()) {
auto result = interpreter().run(script_or_error.value());
if (result.is_error()) {
warnln("Spreadsheet: Failed to run runtime code:");
for (auto& traceback_frame : exception->traceback()) {
auto& function_name = traceback_frame.function_name;
auto& source_range = traceback_frame.source_range;
dbgln(" {} at {}:{}:{}", function_name, source_range.filename, source_range.start.line, source_range.start.column);
auto thrown_value = *result.throw_completion().value();
warn("Threw: {}", thrown_value.to_string_without_side_effects());
if (thrown_value.is_object() && is<JS::Error>(thrown_value.as_object())) {
auto& error = static_cast<JS::Error const&>(thrown_value.as_object());
warnln(" with message '{}'", error.get_without_side_effects(interpreter().vm().names.message));
for (auto& traceback_frame : error.traceback()) {
auto& function_name = traceback_frame.function_name;
auto& source_range = traceback_frame.source_range;
dbgln(" {} at {}:{}:{}", function_name, source_range.filename, source_range.start.line, source_range.start.column);
}
} else {
warnln();
}
interpreter().vm().clear_exception();
}
}
}
@ -159,22 +166,15 @@ void Sheet::update(Cell& cell)
}
}
Sheet::ValueAndException Sheet::evaluate(StringView source, Cell* on_behalf_of)
JS::ThrowCompletionOr<JS::Value> Sheet::evaluate(StringView source, Cell* on_behalf_of)
{
TemporaryChange cell_change { m_current_cell_being_evaluated, on_behalf_of };
ScopeGuard clear_exception { [&] { interpreter().vm().clear_exception(); } };
auto script_or_error = JS::Script::parse(source, interpreter().realm());
// FIXME: Convert parser errors to exceptions to show them to the user.
if (script_or_error.is_error() || interpreter().exception())
return { JS::js_undefined(), interpreter().exception() };
if (script_or_error.is_error())
return interpreter().vm().throw_completion<JS::SyntaxError>(interpreter().global_object(), script_or_error.error().first().to_string());
auto result = interpreter().run(script_or_error.value());
if (result.is_error()) {
auto* exc = interpreter().exception();
return { JS::js_undefined(), exc };
}
return { result.value(), {} };
return interpreter().run(script_or_error.value());
}
Cell* Sheet::at(StringView name)