Add rules compiler script.

rule-compiler/cli.js

@@ -0,0 +1,29 @@
+'use strict';
+
+var fs = require('fs');
+
+var RuleCompiler = require('./rule-compiler.js');
+
+if (process.argv.length < 3) {
+	console.log('Usage: node cli.js <rules script>');
+	process.exit(1);
+}
+
+var src = fs.readFileSync(process.argv[2]).toString();
+
+var rules = [];
+var caps = {};
+var tags = {};
+var err = RuleCompiler.compile(src,rules,caps,tags);
+
+if (err) {
+	console.log('ERROR parsing '+process.argv[2]+' line '+err[0]+' column '+err[1]+': '+err[2]);
+	process.exit(1);
+} else {
+	console.log(JSON.stringify({
+		rules: rules,
+		caps: caps,
+		tags: tags
+	},null,2));
+	process.exit(0);
+}