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js: Load and save history from/to ~/.js-history

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This is super useful when hacking on LibJS and in general :^)
This commit is contained in:
Linus Groh 2020-10-25 23:36:06 +00:00 • committed by Andreas Kling
parent d412fbdcf3
commit 0f5d1f4074
1 changed files with 5 additions and 0 deletions
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5
Userland/js.cpp
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@ -29,6 +29,7 @@
#include <AK/StringBuilder.h> #include <AK/StringBuilder.h>
#include <LibCore/ArgsParser.h> #include <LibCore/ArgsParser.h>
#include <LibCore/File.h> #include <LibCore/File.h>
#include <LibCore/StandardPaths.h>
#include <LibJS/AST.h> #include <LibJS/AST.h>
#include <LibJS/Console.h> #include <LibJS/Console.h>
#include <LibJS/Interpreter.h> #include <LibJS/Interpreter.h>
@ -68,6 +69,7 @@ private:
static bool s_dump_ast = false; static bool s_dump_ast = false;
static bool s_print_last_result = false; static bool s_print_last_result = false;
static RefPtr<Line::Editor> s_editor; static RefPtr<Line::Editor> s_editor;
static String s_history_path = String::formatted("{}/.js-history", Core::StandardPaths::home_directory());
static int s_repl_line_level = 0; static int s_repl_line_level = 0;
static bool s_fail_repl = false; static bool s_fail_repl = false;
@ -572,10 +574,12 @@ int main(int argc, char** argv)
interpreter->vm().set_underscore_is_last_value(true); interpreter->vm().set_underscore_is_last_value(true);
s_editor = Line::Editor::construct(); s_editor = Line::Editor::construct();
s_editor->load_history(s_history_path);
signal(SIGINT, [](int) { signal(SIGINT, [](int) {
if (!s_editor->is_editing()) if (!s_editor->is_editing())
sigint_handler(); sigint_handler();
s_editor->save_history(s_history_path);
}); });
s_editor->on_display_refresh = [syntax_highlight](Line::Editor& editor) { s_editor->on_display_refresh = [syntax_highlight](Line::Editor& editor) {
@ -763,6 +767,7 @@ int main(int argc, char** argv)
}; };
s_editor->on_tab_complete = move(complete); s_editor->on_tab_complete = move(complete);
repl(*interpreter); repl(*interpreter);
s_editor->save_history(s_history_path);
} else { } else {
interpreter = JS::Interpreter::create<JS::GlobalObject>(*vm); interpreter = JS::Interpreter::create<JS::GlobalObject>(*vm);
ReplConsoleClient console_client(interpreter->global_object().console()); ReplConsoleClient console_client(interpreter->global_object().console());