Use a hash for repository directory. (#710)

Author: gdotdesign

spec/installer/repository_spec.cr

@@ -6,8 +6,8 @@ describe "Repository" do
   context "failures" do
     context "json" do
       it "raises error on bad mint.json" do
-        FileUtils.mkdir_p("#{tmp_dir}/success")
-        File.write("#{tmp_dir}/success/mint.json", "hello")
+        FileUtils.mkdir_p("#{tmp_dir}/260ca9dd8a4577fc00b7bd5810298076")
+        File.write("#{tmp_dir}/260ca9dd8a4577fc00b7bd5810298076/mint.json", "hello")
 
         repository = Mint::Installer::Repository.new("name", "success")
 
@@ -24,7 +24,7 @@ describe "Repository" do
       end
 
       it "raises error on no mint.json" do
-        FileUtils.rm_rf("#{tmp_dir}/success")
+        FileUtils.rm_rf("#{tmp_dir}/260ca9dd8a4577fc00b7bd5810298076")
 
         repository = Mint::Installer::Repository.new("name", "success")
 
@@ -91,7 +91,7 @@ describe "Repository" do
     end
 
     it "raises error on clone" do
-      FileUtils.rm_rf("#{tmp_dir}/error")
+      FileUtils.rm_rf("#{tmp_dir}/cb5e100e5a9a3e7f6d1fd97512215282")
 
       message = <<-MESSAGE
       ░ ERROR (REPOSITORY_COULD_NOT_CLONE) ░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░
@@ -115,7 +115,7 @@ describe "Repository" do
     end
 
     it "raises error on update" do
-      FileUtils.mkdir_p("#{tmp_dir}/error")
+      FileUtils.mkdir_p("#{tmp_dir}/cb5e100e5a9a3e7f6d1fd97512215282")
 
       message = <<-MESSAGE
       ░ ERROR (REPOSITORY_COULD_NOT_UPDATE) ░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░
@@ -146,14 +146,14 @@ describe "Repository" do
     end
 
     it "clones successfully" do
-      FileUtils.rm_rf("#{tmp_dir}/success")
+      FileUtils.rm_rf("#{tmp_dir}/260ca9dd8a4577fc00b7bd5810298076")
 
       repository = Mint::Installer::Repository.open("name", "success")
       repository.output.should eq("  ✔ Cloned name (success)")
     end
 
     it "updates successfully" do
-      FileUtils.mkdir_p("#{tmp_dir}/success")
+      FileUtils.mkdir_p("#{tmp_dir}/260ca9dd8a4577fc00b7bd5810298076")
 
       repository = Mint::Installer::Repository.open("name", "success")
       repository.output.should eq("  ✔ Updated name (success)")

src/installer/repository.cr

@@ -206,7 +206,7 @@ module Mint
 
       # The directory of the repository
       def directory
-        Path[MINT_PACKAGES_DIR, url].to_s
+        Path[MINT_PACKAGES_DIR, Digest::MD5.hexdigest(url)].to_s
       end
 
       # Runs a shell command and returns its status, output and error in a tuple.