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Shell: Implement the '$*' special variable in the POSIX parser

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Fixes #21421.
This commit is contained in:
Ali Mohammad Pur 2023-10-13 03:11:12 +03:30 • committed by Ali Mohammad Pur
parent 5cb994d4dd
commit 91bb3af505
1 changed files with 9 additions and 3 deletions
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12
Userland/Shell/PosixParser.cpp
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@ -7,6 +7,7 @@
#include <AK/CharacterTypes.h>
#include <AK/Debug.h>
#include <AK/StringUtils.h>
#include <Shell/Parser.h>
#include <Shell/PosixParser.h>
#define TRY_OR_THROW_PARSE_ERROR_AT(expr, position) ({ \
@ -23,6 +24,13 @@
_value_or_error.release_value(); \
})
static RefPtr<Shell::AST::Node> strip_execute(RefPtr<Shell::AST::Node> node)
{
while (node && node->is_execute())
node = static_ptr_cast<Shell::AST::Execute>(node)->command();
return node;
}
static Shell::AST::Position empty_position()
{
return { 0, 0, { 0, 0 }, { 0, 0 } };
@ -1674,9 +1682,7 @@ ErrorOr<RefPtr<AST::Node>> Parser::parse_word()
'?');
break;
case ResolvedParameterExpansion::Op::GetPositionalParameterListAsString:
node = make_ref_counted<AST::SyntaxError>(
token.position.value_or(empty_position()),
"$* not implemented"_string);
node = strip_execute(::Shell::Parser { "${join \"${defined_value_or_default IFS ' '}\" $*}"sv }.parse());
break;
case ResolvedParameterExpansion::Op::GetShellProcessId:
node = make_ref_counted<AST::SpecialVariable>(