Prompt installing for dependencies instead of exiting.

shard.lock

@@ -8,6 +8,10 @@ shards:
     git: https://github.com/crystal-ameba/ameba.git
     version: 1.5.0
 
+  ansi-escapes:
+    git: https://github.com/gtramontina/ansi-escapes.cr.git
+    version: 1.0.0
+
   backtracer:
     git: https://github.com/sija/backtracer.cr.git
     version: 1.2.2

shard.yml

@@ -20,6 +20,9 @@ dependencies:
   markd:
     github: icyleaf/markd
     version: ~> 0.5.0
+  ansi-escapes:
+    github: gtramontina/ansi-escapes.cr
+    version: ~> 1.0.0
 
 development_dependencies:
   ameba:

src/all.cr

@@ -1,12 +1,13 @@
 require "baked_file_system"
-require "ecr"
+require "ansi-escapes"
 require "file_utils"
 require "colorize"
 require "markd"
 require "kemal"
 require "uuid"
 require "html"
 require "json"
+require "ecr"
 require "xml"
 
 MINT_ENV = {} of String => String

src/builder.cr

@@ -8,9 +8,7 @@ module Mint
         skip_icons = true
       end
 
-      terminal.measure "#{COG} Ensuring dependencies..." do
-        json.check_dependencies!
-      end
+      json.check_dependencies!
 
       terminal.measure "#{COG} Clearing the \"#{DIST_DIR}\" directory..." do
         FileUtils.rm_rf DIST_DIR

src/mint_json.cr

@@ -1173,30 +1173,28 @@ module Mint
     def check_dependencies!
       dependencies.each do |dependency|
         next if dependency_exists?(dependency.name)
-        error! :mint_json_dependency_not_installed do
-          block do
-            text "Not all"
-            bold "dependencies"
-            text "in your mint.json file are installed."
-          end
 
-          block do
-            text "The dependency"
-            bold dependency.name
-            text "was expected to be in the"
-            bold ".mint/packages/#{name}"
-            text "directory."
-          end
+        terminal.puts "#{COG} Ensuring dependencies..."
+        terminal.puts " ↳ Not all dependencies in your mint.json file are installed."
+        terminal.puts "   Would you like to install them now? (Y/n)"
 
-          block do
-            text "Usually you can fix this by running the"
-            bold "mint install"
-            text "command."
-          end
+        answer = gets.to_s.downcase
+        terminal.puts AnsiEscapes::Erase.lines(2)
+
+        if answer == "y"
+          Installer.new
+          break
+        else
+          terminal.print "#{WARNING} Missing dependencies..."
+          raise CliException.new
         end
       end
     end
 
+    def terminal
+      Render::Terminal::STDOUT
+    end
+
     def dependency_exists?(name : String)
       Dir.exists?(".mint/packages/#{name}")
     end

src/reactor.cr

@@ -26,9 +26,7 @@ module Mint
     end
 
     def initialize(@host, @port, @auto_format, @live_reload)
-      terminal.measure "#{COG} Ensuring dependencies..." do
-        MintJson.parse_current.check_dependencies!
-      end
+      MintJson.parse_current.check_dependencies!
 
       workspace = Workspace.current
       workspace.format = auto_format

src/test_runner.cr

@@ -47,9 +47,7 @@ module Mint
     end
 
     def run : Bool
-      terminal.measure "#{COG} Ensuring dependencies..." do
-        MintJson.parse_current.check_dependencies!
-      end
+      MintJson.parse_current.check_dependencies!
 
       ast = terminal.measure "#{COG} Compiling tests..." do
         compile_ast.tap do |a|