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U:RDoc::AnyMethod[iI"
readline:ETI"Readline::readline;TT: privateo:RDoc::Markup::Document: @parts[o: RDoc::Markup::Paragraph; [I"GShows the +prompt+ and reads the inputted line with line editing. ;TI"EThe inputted line is added to the history if +add_hist+ is true.;To: RDoc::Markup::BlankLine o;
; [I"EReturns nil when the inputted line is empty and user inputs EOF ;TI"(Presses ^D on UNIX).;T@o;
; [I"GRaises IOError exception if one of below conditions are satisfied.;To:RDoc::Markup::List:
@type: NUMBER: @items[o:RDoc::Markup::ListItem: @label0; [o;
; [I"stdin was closed.;To;;0; [o;
; [I"stdout was closed.;T@o;
; [I"IThis method supports thread. Switches the thread context when waits ;TI"inputting line.;T@o;
; [I"NSupports line edit when inputs line. Provides VI and Emacs editing mode. ;TI"#Default is Emacs editing mode.;T@o;
; [I"HNOTE: Terminates ruby interpreter and does not return the terminal ;TI">status after user pressed '^C' when wait inputting line. ;TI"#Give 3 examples that avoid it.;T@o; ;
: BULLET;[o;;0; [o;
; [I"ACatches the Interrupt exception by pressed ^C after returns ;TI"terminal status:;T@o:RDoc::Markup::Verbatim; [I"require "readline"
;TI"
;TI"!stty_save = `stty -g`.chomp
;TI" begin
;TI"% while buf = Readline.readline
;TI" p buf
;TI" end
;TI" rescue Interrupt
;TI"% system("stty", stty_save)
;TI" exit
;TI"
end
;TI" end
;TI" end
;T: @format0o;;0; [o;
; [I"ACatches the INT signal by pressed ^C after returns terminal ;TI" status:;T@o;; [
I"require "readline"
;TI"
;TI"!stty_save = `stty -g`.chomp
;TI"4trap("INT") { system "stty", stty_save; exit }
;TI"
;TI"#while buf = Readline.readline
;TI"
p buf
;TI" end
;T;0o;;0; [o;
; [I"Ignores pressing ^C:;T@o;; [ I"require "readline"
;TI"
;TI" trap("INT", "SIG_IGN")
;TI"
;TI"#while buf = Readline.readline
;TI"
p buf
;TI" end
;T;0o;
; [I":Can make as follows with Readline::HISTORY constant. ;TI"HIt does not record to the history if the inputted line is empty or ;TI" the same it as last one.;T@o;; [I"require "readline"
;TI"
;TI"/while buf = Readline.readline("> ", true)
;TI"" # p Readline::HISTORY.to_a
;TI"/ Readline::HISTORY.pop if /^\s*$/ =~ buf
;TI"
;TI"
begin
;TI"A if Readline::HISTORY[Readline::HISTORY.length-2] == buf
;TI"! Readline::HISTORY.pop
;TI"
end
;TI" rescue IndexError
;TI" end
;TI"
;TI"" # p Readline::HISTORY.to_a
;TI" print "-> ", buf, "\n"
;TI"end;T;0:
@fileI" ext/readline/readline.c;T:0@omit_headings_from_table_of_contents_below0I"GReadline.readline(prompt = "", add_hist = false) -> string or nil
;T0[ I"(p1 = v1, p2 = v2);T@|FI"
Readline;TcRDoc::NormalModule00