Exclude globs as arguments

Examples:

  $ ameba path/to/shard/*.cr !path/to/shard/lib
  $ ameba . !lib

spec/ameba/cli/cmd_spec.cr

@@ -114,9 +114,9 @@ module Ameba::Cli
         end
       end
 
-      it "accepts unknown args as files" do
+      it "accepts unknown args as globs" do
         c = Cli.parse_args %w(source1.cr source2.cr)
-        c.files.should eq %w(source1.cr source2.cr)
+        c.globs.should eq %w(source1.cr source2.cr)
       end
 
       it "accepts one unknown arg as explain location if it has correct format" do
@@ -132,7 +132,7 @@ module Ameba::Cli
       it "allows args to be blank" do
         c = Cli.parse_args [] of String
         c.formatter.should be_nil
-        c.files.should be_nil
+        c.globs.should be_nil
         c.only.should be_nil
         c.except.should be_nil
         c.config.should eq Config::PATH

spec/ameba/config_spec.cr

@@ -12,28 +12,37 @@ module Ameba
       it "loads custom config" do
         config = Config.load config_sample
         config.should_not be_nil
-        config.files.should_not be_nil
+        config.globs.should_not be_nil
         config.formatter.should_not be_nil
       end
 
       it "loads default config" do
         config = Config.load
         config.should_not be_nil
-        config.files.should_not be_nil
+        config.globs.should_not be_nil
         config.formatter.should_not be_nil
       end
     end
 
-    describe "#files, #files=" do
+    describe "#globs, #globs=" do
       config = Config.load config_sample
 
-      it "holds source files" do
-        config.files.should contain "spec/ameba/config_spec.cr"
+      it "holds source globs" do
+        config.globs.should contain "spec/ameba/config_spec.cr"
       end
 
-      it "allows to set files" do
-        config.files = ["file.cr"]
-        config.files.should eq ["file.cr"]
+      it "allows to set globs" do
+        config.globs = ["file.cr"]
+        config.globs.should eq ["file.cr"]
+      end
+    end
+
+    describe "#sources" do
+      config = Config.load config_sample
+
+      it "returns list of sources" do
+        config.sources.size.should be > 0
+        config.sources.first.should be_a Source
       end
     end
 

spec/ameba/glob_utils_spec.cr

@@ -0,0 +1,38 @@
+require "../spec_helper"
+
+module Ameba
+  struct GlobUtilsClass
+    include GlobUtils
+  end
+
+  subject = GlobUtilsClass.new
+  current_file_basename = File.basename(__FILE__)
+  current_file_path = "spec/ameba/#{current_file_basename}"
+
+  describe GlobUtils do
+    describe "#find_files_by_globs" do
+      it "returns a file by globs" do
+        subject.find_files_by_globs(["**/#{current_file_basename}"])
+          .should eq [current_file_path]
+      end
+
+      it "returns files by globs" do
+        subject.find_files_by_globs(["**/*_spec.cr"])
+          .should contain current_file_path
+      end
+
+      it "doesn't return rejected globs" do
+        subject
+          .find_files_by_globs(["**/*_spec.cr", "!**/#{current_file_basename}"])
+          .should_not contain current_file_path
+      end
+    end
+
+    describe "#expand" do
+      it "expands globs" do
+        subject.expand(["**/#{current_file_basename}"])
+          .should eq [current_file_path]
+      end
+    end
+  end
+end

spec/ameba/runner_spec.cr

@@ -4,7 +4,7 @@ module Ameba
   private def runner(files = [__FILE__], formatter = DummyFormatter.new)
     config = Config.load
     config.formatter = formatter
-    config.files = files
+    config.globs = files
 
     config.update_rule ErrorRule.rule_name, enabled: false