Drop exclude_paths support, default configuration

Defaulting to `include_paths: [./]` means it's possible to run

    docker run -v $PWD:/code $image

to see raw output from running this engine, which is useful while
developing.

Author: pbrisbin

Diff for: lib/file-builder.js

@@ -6,14 +6,6 @@ function withIncludes(include_paths) {
   return buildFiles(include_paths);
 }
 
-// Returns file paths based on the exclude_paths values in config file
-function withExcludes(exclude_paths) {
-  var allFiles = glob.sync("/code/**/**", {});
-  var excludedFiles = buildFiles(exclude_paths);
-
-  return diff(allFiles, excludedFiles);
-}
-
 // Returns all the file paths in the main directory that match the given pattern
 function buildFiles(paths) {
   var files = [];
@@ -35,7 +27,6 @@ function filterFiles(paths) {
 
 module.exports = {
   withIncludes: withIncludes,
-  withExcludes: withExcludes,
   filterFiles: filterFiles
 };
 

Diff for: lib/fix-me.js

@@ -11,18 +11,20 @@ function FixMe() { }
 
 FixMe.prototype.runEngine = function(){
   var analysisFiles = [],
+      config = {
+        include_paths: ["./"]
+      },
       self = this;
 
   if (fs.existsSync('/config.json')) {
-    var engineConfig = JSON.parse(fs.readFileSync('/config.json'));
+    var overrides = JSON.parse(fs.readFileSync('/config.json'));
 
-    if (engineConfig.hasOwnProperty('include_paths')) {
-      analysisFiles = fileBuilder.withIncludes(engineConfig.include_paths);
-    } else if (engineConfig.hasOwnProperty('exclude_paths')) {
-      analysisFiles = fileBuilder.withExcludes(engineConfig.exclude_paths);
+    for (var prop in overrides) {
+        config[prop] = overrides[prop];
     }
   }
 
+  analysisFiles = fileBuilder.withIncludes(config.include_paths);
   analysisFiles = fileBuilder.filterFiles(analysisFiles);
 
   analysisFiles.forEach(function(f, i, a){

Diff for: test/file-builder.js

@@ -7,11 +7,6 @@ describe("fileBuilder", function(){
       // expect();
     });
   });
-  describe("#withExcludes(paths)", function(){
-    xit("returns correct files", function(){
-      // expect();
-    });
-  });
   describe("#filterFiles(paths)", function(){
     xit("returns filters out directory paths", function(){
       // expect();