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LibJS: Lexer and parser support for "switch" statements

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This commit is contained in:
Andreas Kling 2020-03-29 13:09:54 +02:00
parent 70dc80fa47
commit 1923051c5b
7 changed files with 164 additions and 2 deletions
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47
Libraries/LibJS/AST.cpp
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@ -871,4 +871,51 @@ Value ThrowStatement::execute(Interpreter& interpreter) const
return interpreter.throw_exception(value);
}
Value SwitchStatement::execute(Interpreter& interpreter) const
{
(void)interpreter;
return {};
}
Value SwitchCase::execute(Interpreter& interpreter) const
{
(void)interpreter;
return {};
}
Value BreakStatement::execute(Interpreter& interpreter) const
{
(void)interpreter;
return {};
}
void SwitchStatement::dump(int indent) const
{
ASTNode::dump(indent);
m_discriminant->dump(indent + 1);
for (auto& switch_case : m_cases) {
switch_case.dump(indent + 1);
}
}
void SwitchCase::dump(int indent) const
{
ASTNode::dump(indent);
print_indent(indent);
if (m_test) {
printf("(Test)\n");
m_test->dump(indent + 1);
} else {
printf("(Default)\n");
}
print_indent(indent);
printf("(Consequent)\n");
int i = 0;
for (auto& statement : m_consequent) {
print_indent(indent);
printf("[%d]\n", i++);
statement.dump(indent + 1);
}
}
}