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tty: require readline at top of file #15647

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tty: require readline at top of file #15647

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9 changes: 5 additions & 4 deletions lib/tty.js
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Original file line number Diff line number Diff line change
Expand Up @@ -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);
Expand Down Expand Up @@ -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];
Expand Down