use _owrite instead of output.write.

lib/program.js

@@ -243,7 +243,7 @@ Program.prototype.setupTput = function() {
 
   var self = this
     , options = this.options
-    , write = this.write.bind(this);
+    , write = this._write.bind(this);
 
   var tput = this.tput = new Tput({
     term: this.terminal,
@@ -1596,10 +1596,16 @@ Program.prototype.response = function(name, text, callback, noBypass) {
     : this._twrite(text);
 };
 
+Program.prototype._owrite =
+Program.prototype.write = function(text) {
+  if (!this.output.writable) return;
+  return this.output.write(text);
+};
+
 Program.prototype._buffer = function(text) {
   if (this._exiting) {
     this.flush();
-    this.output.write(text);
+    this._owrite(text);
     return;
   }
 
@@ -1617,7 +1623,7 @@ Program.prototype._buffer = function(text) {
 
 Program.prototype.flush = function(text) {
   if (!this._buf) return;
-  this.output.write(this._buf);
+  this._owrite(this._buf);
   this._buf = '';
 };
 
@@ -1626,7 +1632,7 @@ Program.prototype._write = function(text) {
   if (this.useBuffer) {
     return this._buffer(text);
   }
-  return this.output.write(text);
+  return this._owrite(text);
 };
 
 // Example: `DCS tmux; ESC Pt ST`
@@ -1650,7 +1656,7 @@ Program.prototype._twrite = function(data) {
         if (self.output.bytesWritten > 0 || ++iterations === 50) {
           clearInterval(timer);
           self.flush();
-          self.output.write(data);
+          self._owrite(data);
         }
       }, 100);
       return true;
@@ -1661,14 +1667,14 @@ Program.prototype._twrite = function(data) {
     this.flush();
 
     // Write out raw now that the buffer is flushed.
-    return this.output.write(data);
+    return this._owrite(data);
   }
 
   return this._write(data);
 };
 
 Program.prototype.echo =
-Program.prototype.write = function(text, attr) {
+Program.prototype.print = function(text, attr) {
   return attr
     ? this._write(this.text(text, attr))
     : this._write(text);

lib/widgets/screen.js

@@ -1351,7 +1351,7 @@ Screen.prototype.draw = function(start, end) {
     }
 
     // this.program.flush();
-    // this.program.output.write(pre + main + post);
+    // this.program._owrite(pre + main + post);
     this.program._write(pre + main + post);
   }
 

lib/widgets/terminal.js

@@ -194,7 +194,7 @@ Terminal.prototype.bootstrap = function() {
 
   this.term.on('passthrough', function(data) {
     self.screen.program.flush();
-    self.screen.program.output.write(data);
+    self.screen.program._owrite(data);
   });
 
   this.on('resize', function() {