Added printf support.

README.md

@@ -17,17 +17,22 @@ concept of awk (a terse, data-driven language), and implements that with JavaScr
 JavavScript every day (and if you work in the web world, you probably do), and you love awk, and you're tired
 of remembering a million syntactic idiosyncracies, well, awk just might be for you.
 
-What's Working / Not Working
-----------------------------
-
-This list represents a high-level punch-list of what functionality has been implemented, and what functionality
-is left to do.
-
-- [X] BEGIN and END rules
-- [X] Regular expression rules
-- [X] RS variable
-- [X] Field variables ($0 - $n and NF)
-- [X] NR and RS variables
-- [ ] stdin input
-- [ ] Multi-line functions
-- [ ] Expression rules (`$1='foo' { print() }`)
+What's Working
+--------------
+
+This list represents a high-level punch-list of what functionality has been implemented.
+
+- BEGIN and END rules
+- Regular expression rules
+- RS variable
+- Field variables ($0 - $n and NF)
+- NR and RS variables
+- printf support
+
+What's Not Working
+------------------
+
+- stdin input
+- Multi-line functions
+- Expression rules (`$1='foo' { print() }`)
+

jawk.js

@@ -2,6 +2,7 @@
 
 var fs = require('fs'),
 	vm = require('vm'),
+	printf = require('printf'),
 	readlines = require('./lib/readlines').readlines;
 
 var opts = require('nomnom')
@@ -53,6 +54,7 @@ var jawkContext = vm.createContext({
 	RS: '\\s+',
 	NR: 0,
 	print: function(s) { console.log( s===undefined ? jawkContext.$0 : s ); },
+	printf: function() { console.log( printf.apply( this, arguments ) ); },
 	length: function(x) { return x===undefined ? jawkContext.$0.length : x.length; }
 });
 

package.json

@@ -5,10 +5,11 @@
 	"contributors": [
 		"Ethan Brown <[email protected]>"
 	],
-	"version": "0.0.2beta",
+	"version": "0.0.3beta",
 	"license": "GPL",
 	"dependencies": {
-		"nomnom": "~1.6"
+		"nomnom": "~1.6",
+		"printf": "~0.1"
 	},
 	"keywords": [
 		"awk",