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Shell: Implement AK::Formatter::format() for AST::Command

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...and use that to display jobs.
This commit is contained in:
AnotherTest 2020-10-26 02:27:19 +03:30 committed by Andreas Kling
parent 05ff75c321
commit 8de70e8ce7
Notes: sideshowbarker 2024-07-19 01:42:44 +09:00 
Author: https://github.com/alimpfard
Commit: https://github.com/SerenityOS/serenity/commit/8de70e8ce7e
Pull-request: https://github.com/SerenityOS/serenity/pull/3852
Reviewed-by: https://github.com/asynts
3 changed files with 65 additions and 3 deletions
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44
Shell/AST.cpp
View File

@ -37,6 +37,50 @@
//#define EXECUTE_DEBUG
void AK::Formatter<Shell::AST::Command>::format(TypeErasedFormatParams&, FormatBuilder& builder, const Shell::AST::Command& value)
{
if (m_sign_mode != FormatBuilder::SignMode::Default)
ASSERT_NOT_REACHED();
if (m_alternative_form)
ASSERT_NOT_REACHED();
if (m_zero_pad)
ASSERT_NOT_REACHED();
if (m_mode != Mode::Default && m_mode != Mode::String)
ASSERT_NOT_REACHED();
if (m_width != value_not_set && m_precision != value_not_set)
ASSERT_NOT_REACHED();
bool first = true;
for (auto& arg : value.argv) {
if (!first)
builder.put_literal(" ");
first = false;
builder.put_literal(arg);
}
if (!value.next_chain.is_empty()) {
for (auto& command : value.next_chain) {
switch (command.action) {
case Shell::AST::NodeWithAction::And:
builder.put_literal(" && ");
break;
case Shell::AST::NodeWithAction::Or:
builder.put_literal(" || ");
break;
case Shell::AST::NodeWithAction::Sequence:
builder.put_literal("; ");
break;
}
builder.put_literal("(");
builder.put_literal(command.node->class_name());
builder.put_literal("...)");
}
}
if (!value.should_wait)
builder.put_literal("&");
}
namespace Shell::AST {
template<typename T, typename... Args>

16
Shell/AST.h
View File

@ -29,6 +29,7 @@
#include "Forward.h"
#include "Job.h"
#include "NodeVisitor.h"
#include <AK/Format.h>
#include <AK/InlineLinkedList.h>
#include <AK/NonnullRefPtr.h>
#include <AK/RefCounted.h>
@ -1256,3 +1257,18 @@ private:
};
}
namespace AK {
template<>
struct Formatter<Shell::AST::Command> : StandardFormatter {
Formatter() { }
explicit Formatter(StandardFormatter formatter)
: StandardFormatter(formatter)
{
}
void format(TypeErasedFormatParams&, FormatBuilder&, const Shell::AST::Command& value);
};
}

8
Shell/Job.cpp
View File

@ -59,15 +59,17 @@ bool Job::print_status(PrintStatusMode mode)
if (is_running_in_background())
background_indicator = '+';
const AST::Command& command = *m_command;
switch (mode) {
case PrintStatusMode::Basic:
printf("[%" PRIu64 "] %c %s %s\n", m_job_id, background_indicator, status, m_cmd.characters());
outln("[{}] {} {} {}", m_job_id, background_indicator, status, command);
break;
case PrintStatusMode::OnlyPID:
printf("[%" PRIu64 "] %c %d %s %s\n", m_job_id, background_indicator, m_pid, status, m_cmd.characters());
outln("[{}] {} {} {} {}", m_job_id, background_indicator, m_pid, status, command);
break;
case PrintStatusMode::ListAll:
printf("[%" PRIu64 "] %c %d %d %s %s\n", m_job_id, background_indicator, m_pid, m_pgid, status, m_cmd.characters());
outln("[{}] {} {} {} {} {}", m_job_id, background_indicator, m_pid, m_pgid, status, command);
break;
}