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tty: require readline at top of file

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No need to require it on each of those function calls.

PR-URL: https://github.com/nodejs/node/pull/15647
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Jeremiah Senkpiel <fishrock123@rocketmail.com>
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Bryan English 2017-09-27 23:18:41 -07:00 committed by Ruben Bridgewater
parent 2adf68035c
commit 200e783e66
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1 changed files with 5 additions and 4 deletions
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9
lib/tty.js
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@ -28,6 +28,7 @@ const isTTY = process.binding('tty_wrap').isTTY;
const inherits = util.inherits;
const errnoException = util._errnoException;
const errors = require('internal/errors');
const readline = require('readline');
exports.isatty = function(fd) {
return isTTY(fd);
@ -117,16 +118,16 @@ WriteStream.prototype._refreshSize = function() {
// backwards-compat
WriteStream.prototype.cursorTo = function(x, y) {
require('readline').cursorTo(this, x, y);
readline.cursorTo(this, x, y);
};
WriteStream.prototype.moveCursor = function(dx, dy) {
require('readline').moveCursor(this, dx, dy);
readline.moveCursor(this, dx, dy);
};
WriteStream.prototype.clearLine = function(dir) {
require('readline').clearLine(this, dir);
readline.clearLine(this, dir);
};
WriteStream.prototype.clearScreenDown = function() {
require('readline').clearScreenDown(this);
readline.clearScreenDown(this);
};
WriteStream.prototype.getWindowSize = function() {
return [this.columns, this.rows];