Added ability to use a .buddyrc file

Author: danielstjules

README.md

@@ -114,6 +114,17 @@ Options:
   -C, --no-color                         disables colors
 ```
 
+If a `.buddyrc` file is located in the project directory, its values will be
+used in place of the defaults listed above. For example:
+
+``` javascript
+{
+  "enforceConst": false,
+  "ignore":       [0, 1, 2], // Use empty array to disable ignore
+  "reporter":     "detailed"
+}
+```
+
 ## Integration
 
 You can easily run Buddy on your library source as part of your build. It will

bin/buddy

@@ -1,5 +1,8 @@
 #!/usr/bin/env node
 
+var fs        = require('fs');
+var path      = require('path');
+var strip     = require('strip-json-comments');
 var chalk     = require('chalk');
 var filepaths = require('node-filepaths');
 var program   = require('commander');
@@ -17,6 +20,27 @@ program
   .option('-C, --no-color', 'disables colors')
   .parse(process.argv);
 
+// Check and parse .buddyrc file, if it exists
+var rcPath, rcContents, rc, opt;
+rcPath = path.resolve(process.cwd(), '.buddyrc');
+opts = {encoding: 'utf8'};
+
+if (fs.existsSync(rcPath) && fs.lstatSync(rcPath).isFile()) {
+  try {
+    rcContents = strip(fs.readFileSync(rcPath, opts));
+    rc = JSON.parse(rcContents);
+  } catch (e) {
+    console.log('Invalid .buddyrc file:', e.message);
+    process.exit(1);
+  }
+
+  ['enforceConst', 'ignore', 'reporter'].forEach(function(option) {
+    if (program[option] === undefined) {
+      program[option] = rc[option];
+    }
+  });
+}
+
 // Assume all unconsumed arguments are paths
 var suppliedPaths = program.args || [];
 if (!suppliedPaths.length) {

package.json

@@ -26,7 +26,8 @@
     "acorn": "0.9.0",
     "commander": "*",
     "node-filepaths": "*",
-    "chalk": "*"
+    "chalk": "*",
+    "strip-json-comments": "1.0.2"
   },
   "devDependencies": {
     "mocha": "*",