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Feature #5785 » readline_pre_input_hook.patch

nagachika (Tomoyuki Chikanaga), 12/21/2011 06:39 PM

View differences:

ext/readline/extconf.rb
/mswin|bccwin|mingw/ !~ RUBY_PLATFORM && have_readline_var("rl_event_hook")
/mswin|bccwin|mingw/ !~ RUBY_PLATFORM && have_readline_var("rl_catch_sigwinch")
/mswin|bccwin|mingw/ !~ RUBY_PLATFORM && have_readline_var("rl_catch_signals")
have_readline_var("rl_pre_input_hook")
have_readline_func("rl_cleanup_after_signal")
have_readline_func("rl_free_line_state")
have_readline_func("rl_clear_signals")
......
have_readline_func("replace_history_entry")
have_readline_func("remove_history")
have_readline_func("clear_history")
have_readline_func("rl_redisplay")
have_readline_func("rl_insert_text")
have_readline_macro("RL_PROMPT_START_IGNORE")
have_readline_macro("RL_PROMPT_END_IGNORE")
create_makefile("readline")
ext/readline/readline.c
#if USE_INSERT_IGNORE_ESCAPE
static ID id_orig_prompt, id_last_prompt;
#endif
#if defined(HAVE_RL_PRE_INPUT_HOOK)
static ID id_pre_input_hook_proc;
#endif
#ifndef HAVE_RL_FILENAME_COMPLETION_FUNCTION
# define rl_filename_completion_function filename_completion_function
......
return output;
}
#if defined(HAVE_RL_PRE_INPUT_HOOK)
static VALUE
readline_s_set_pre_input_hook_proc(VALUE self, VALUE proc)
{
rb_secure(4);
if (!NIL_P(proc) && !rb_respond_to(proc, rb_intern("call")))
rb_raise(rb_eArgError, "argument must respond to `call'");
return rb_ivar_set(mReadline, id_pre_input_hook_proc, proc);
}
static VALUE
readline_s_get_pre_input_hook_proc(VALUE self)
{
rb_secure(4);
return rb_attr_get(mReadline, id_pre_input_hook_proc);
}
static int
readline_pre_input_hook(void)
{
VALUE proc;
proc = rb_attr_get(mReadline, id_pre_input_hook_proc);
if (!NIL_P(proc))
rb_funcall(proc, rb_intern("call"), 0);
return 0;
}
#else
#define readline_s_set_pre_input_hook_proc rb_f_notimplement
#define readline_s_get_pre_input_hook_proc rb_f_notimplement
#endif
#if defined(HAVE_RL_INSERT_TEXT)
static VALUE
readline_s_insert_text(VALUE self, VALUE str)
{
rb_secure(4);
OutputStringValue(str);
rl_insert_text(RSTRING_PTR(str));
return self;
}
#else
#define readline_s_insert_text rb_f_notimplement
#endif
#if defined(HAVE_RL_REDISPLAY)
static VALUE
readline_s_redisplay(VALUE self)
{
rb_secure(4);
rl_redisplay();
return self;
}
#else
#define readline_s_redisplay rb_f_notimplement
#endif
/*
* call-seq:
* Readline.completion_proc = proc
......
completion_proc = rb_intern(COMPLETION_PROC);
completion_case_fold = rb_intern(COMPLETION_CASE_FOLD);
#if defined(HAVE_RL_PRE_INPUT_HOOK)
id_pre_input_hook_proc = rb_intern("pre_input_hook_proc");
#endif
mReadline = rb_define_module("Readline");
rb_define_module_function(mReadline, "readline",
......
readline_s_get_filename_quote_characters, 0);
rb_define_singleton_method(mReadline, "refresh_line",
readline_s_refresh_line, 0);
rb_define_singleton_method(mReadline, "pre_input_hook_proc=",
readline_s_set_pre_input_hook_proc, 1);
rb_define_singleton_method(mReadline, "pre_input_hook_proc",
readline_s_get_pre_input_hook_proc, 0);
rb_define_singleton_method(mReadline, "insert_text",
readline_s_insert_text, 1);
rb_define_singleton_method(mReadline, "redisplay",
readline_s_redisplay, 0);
#if USE_INSERT_IGNORE_ESCAPE
CONST_ID(id_orig_prompt, "orig_prompt");
......
rb_define_const(mReadline, "VERSION", version);
rl_attempted_completion_function = readline_attempted_completion_function;
#if defined(HAVE_RL_PRE_INPUT_HOOK)
rl_pre_input_hook = readline_pre_input_hook;
#endif
#if defined HAVE_RL_GETC_FUNCTION
rl_getc_function = readline_getc;
id_getbyte = rb_intern_const("getbyte");
test/readline/test_readline.rb
["point"],
["set_screen_size", 1, 1],
["get_screen_size"],
["pre_input_hook_proc=", proc {}],
["pre_input_hook_proc"],
["insert_text", ""],
["redisplay"],
]
method_args.each do |method_name, *args|
assert_raise(SecurityError, NotImplementedError,
......
end
end
def test_pre_input_hook_proc
begin
pr = proc {}
assert_equal(Readline.pre_input_hook_proc = pr, pr)
assert_equal(Readline.pre_input_hook_proc, pr)
assert_nil(Readline.pre_input_hook_proc = nil)
rescue NotImplementedError
end
end
def test_insert_text
begin
str = "test_insert_text"
assert_equal(Readline.insert_text(str), Readline)
assert_equal(Readline.line_buffer, str)
assert_equal(Readline.line_buffer.encoding,
get_default_internal_encoding)
rescue NotImplementedError
end
end
def test_modify_text_in_pre_input_hook
begin
stdin = Tempfile.new("readline_redisplay_stdin")
stdout = Tempfile.new("readline_redisplay_stdout")
stdin.write("world\n")
stdin.close
Readline.pre_input_hook_proc = proc do
assert_equal(Readline.line_buffer, "")
Readline.insert_text("hello ")
Readline.redisplay
end
replace_stdio(stdin.path, stdout.path) do
line = Readline.readline("> ")
assert_equal(line, "hello world")
end
assert_equal(stdout.read, "> ")
stdout.close
#rescue NotImplementedError
ensure
begin
Readline.pre_input_hook_proc = nil
rescue NotImplementedError
end
end
end
private
def replace_stdio(stdin_path, stdout_path)
(1-1/2)