move dependencies to vendor

vendor/github.com/kless/term/readline/ansi.go

@@ -0,0 +1,65 @@
+// Copyright 2010 Jonas mg
+//
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+// The references about ANSI Escape sequences have been got from
+// http://ascii-table.com/ansi-escape-sequences.php and
+// http://www.termsys.demon.co.uk/vtansi.htm
+
+package readline
+
+// ANSI terminal escape controls
+const (
+	// Cursor control
+	ANSI_CURSOR_UP       = "\033[A" // Up
+	ANSI_CURSOR_DOWN     = "\033[B" // Down
+	ANSI_CURSOR_FORWARD  = "\033[C" // Forward
+	ANSI_CURSOR_BACKWARD = "\033[D" // Backward
+
+	ANSI_NEXT_LINE = "\033[E" // To next line
+	ANSI_PREV_LINE = "\033[F" // To previous line
+
+	// Erase
+	ANSI_DEL_LINE = "\033[2K" // Erase line
+
+	// Graphics mode
+	ANSI_SET_BOLD = "\033[1m" // Bold on
+	ANSI_SET_OFF  = "\033[0m" // All attributes off
+)
+
+// ANSI terminal escape controls
+var (
+	// Cursor control
+	CursorUp       = []byte(ANSI_CURSOR_UP)
+	CursorDown     = []byte(ANSI_CURSOR_DOWN)
+	CursorForward  = []byte(ANSI_CURSOR_FORWARD)
+	CursorBackward = []byte(ANSI_CURSOR_BACKWARD)
+
+	ToNextLine     = []byte(ANSI_NEXT_LINE)
+	ToPreviousLine = []byte(ANSI_PREV_LINE)
+
+	// Erase Text
+	DelScreenToUpper = []byte("\033[2J\033[0;0H") // Erase the screen; move upper
+
+	DelToRight       = []byte("\033[0K")       // Erase to right
+	DelLine_CR       = []byte("\033[2K\r")     // Erase line; carriage return
+	DelLine_cursorUp = []byte("\033[2K\033[A") // Erase line; cursor up
+
+	//DelChar      = []byte("\033[1X") // Erase character
+	DelChar      = []byte("\033[P") // Delete character, from current position
+	DelBackspace = []byte("\033[D\033[P")
+
+	// Misc.
+	//InsertChar  = []byte("\033[@")   // Insert CHaracter
+	//SetLineWrap = []byte("\033[?7h") // Enable Line Wrap
+)
+
+// Characters
+var (
+	CR    = []byte{13}     // Carriage return -- \r
+	CRLF  = []byte{13, 10} // CR+LF is used for a new line in raw mode -- \r\n
+	CtrlC = []rune("^C")
+	CtrlD = []rune("^D")
+)