From c6cbf1ed0ec66acfd4b830fc55678a8593a28782 Mon Sep 17 00:00:00 2001
From: Dave Pacheco <dap@joyent.com>
Date: Tue, 17 Jul 2012 17:38:35 -0700
Subject: [PATCH] support for rows as objects

---
 examples/ex.objects.js | 30 ++++++++++++++++++++++++++++++
 examples/ex.stream.js  | 13 +++++++++++++
 lib/tab.js             | 19 +++++++++++++------
 3 files changed, 56 insertions(+), 6 deletions(-)
 create mode 100644 examples/ex.objects.js
 create mode 100644 examples/ex.stream.js

diff --git a/examples/ex.objects.js b/examples/ex.objects.js
new file mode 100644
index 0000000..74f885e
--- /dev/null
+++ b/examples/ex.objects.js
@@ -0,0 +1,30 @@
+var mod_tab = require('../lib/tab');
+
+mod_tab.emitTable({
+    'columns': [ {
+	'label': 'PID',
+	'align': 'right',
+	'width': 6
+    }, {
+	'label': 'TTY',
+	'width': 7
+    }, {
+	'label': 'TIME',
+	'align': 'right',
+	'width': 10
+    }, {
+	'label': 'CMD'
+    } ],
+
+    'rows': [ {
+	'PID': '60881',
+	'TTY': 'ttys000',
+	'TIME': '0:00.19',
+	'CMD': '-bash'
+    }, {
+	'PID': '61674',
+	'TTY': 'ttys000',
+	'TIME': '0:00.17',
+	'CMD': 'vim README.md'
+    } ]
+});
diff --git a/examples/ex.stream.js b/examples/ex.stream.js
new file mode 100644
index 0000000..ef5f648
--- /dev/null
+++ b/examples/ex.stream.js
@@ -0,0 +1,13 @@
+var mod_tab = require('../lib/tab');
+
+var out = new mod_tab.TableOutputStream({
+    'columns': [ 'PID', 'TTY', 'TIME', 'CMD' ]
+});
+
+out.writeRow([ '60881', 'ttys000', '0:00.19', '-bash' ]);
+out.writeRow({
+    'PID': '61674',
+    'TTY': 'ttys000',
+    'TIME': '0:00.17',
+    'CMD': 'vim README.md'
+});
diff --git a/lib/tab.js b/lib/tab.js
index 56d3bcd..98ed7c1 100644
--- a/lib/tab.js
+++ b/lib/tab.js
@@ -93,12 +93,19 @@ TableOutputStream.prototype.writeRow = function (row)
 		this.tos_header = false;
 	}
 
-	n = Math.min(row.length, this.tos_cols.length);
-	for (i = 0; i < n; i++)
-		this.tos_cols[i].emit(row[i]);
-
-	for (; i < this.tos_cols.length; i++)
-		this.tos_cols[i].emit('');
+	if (Array.isArray(row)) {
+		n = Math.min(row.length, this.tos_cols.length);
+		for (i = 0; i < n; i++)
+			this.tos_cols[i].emit(row[i]);
+
+		for (; i < this.tos_cols.length; i++)
+			this.tos_cols[i].emit('');
+	} else {
+		for (i = 0; i < this.tos_cols.length; i++) {
+			this.tos_cols[i].emit(
+			    row[this.tos_cols[i]['label']] || '');
+		}
+	}
 
 	this.tos_out.write(this.tos_endrecord);
 };