- Add transofrm directive, to create argv shortcuts

Author: DannyBen

examples/transform/commands.txt

@@ -0,0 +1,3 @@
+--help
+sayhi
+s

examples/transform/runfile

@@ -0,0 +1,12 @@
+import 'server'
+
+# Create command shortcuts
+transform 'sayhi', 'hello "new runfile user"'
+transform 's', 'server start'
+
+usage  'hello [NAME]'
+help   'Say hello'
+action 'hello' do |args|
+  name = args['NAME'] || 'You...'
+  say "Hello g`#{name}`"
+end

examples/transform/server.runfile

@@ -0,0 +1,3 @@
+action :start do
+  puts 'server is starting...'
+end

lib/runfile/concerns/dsl.rb

@@ -56,6 +56,10 @@ def required_contexts
       @required_contexts ||= {}
     end
 
+    def transform(from, to)
+      transforms[from] = to
+    end
+
     def shortcut(name)
       current_action.shortcut = name.to_s
     end
@@ -106,12 +110,16 @@ def helper_blocks
       @helper_blocks ||= []
     end
 
+    def imports
+      @imports ||= {}
+    end
+
     def options
       @options ||= {}
     end
 
-    def imports
-      @imports ||= {}
+    def transforms
+      @transforms ||= {}
     end
 
   private

lib/runfile/userfile.rb

@@ -24,6 +24,10 @@ def code
       @code ||= File.read(path)
     end
 
+    def commands
+      actions.values.select(&:help)
+    end
+
     def eval_code
       return if evaluated?
 
@@ -39,6 +43,18 @@ def full_name
       id.join ' '
     end
 
+    def guests
+      @guests ||= begin
+        result = imports.map do |glob, context|
+          Dir.glob("#{glob}.runfile").sort.map do |guest_path|
+            Userfile.new guest_path, context: context, host: self
+          end
+        end
+
+        result.flatten
+      end
+    end
+
     def id
       if host
         (host.id + [name]).compact
@@ -61,32 +77,23 @@ def rootfile?
 
     def run(argv = [])
       eval_code
+      argv = transform_argv argv if argv.any?
+
       found_guest = find_guest argv
+
       if found_guest
         found_guest.run argv
       else
         run_local argv
       end
     end
 
-    def commands
-      actions.values.select(&:help)
-    end
-
-    def guests
-      @guests ||= begin
-        result = imports.map do |glob, context|
-          Dir.glob("#{glob}.runfile").sort.map do |guest_path|
-            Userfile.new guest_path, context: context, host: self
-          end
-        end
+  private
 
-        result.flatten
-      end
+    def docopt
+      @docopt ||= render 'userfile', context: self
     end
 
-  private
-
     def find_action(args)
       acts = actions.values
       acts.find { |a| args[a.name] } ||
@@ -121,8 +128,12 @@ def run_local(argv)
       exit_code if exit_code.is_a? Integer
     end
 
-    def docopt
-      @docopt ||= render 'userfile', context: self
+    def transform_argv(argv)
+      transforms.each do |from, to|
+        return Shellwords.split(to) + argv[1..] if from == argv[0]
+      end
+
+      argv
     end
   end
 end

lib/runfile/views/userfile.gtx

@@ -82,6 +82,15 @@ if env_vars.any?
   end
 end
 
+if transforms.any?
+  > Shortcuts:
+  maxlen = transforms.keys.map(&:size).max
+  transforms.each do |from, to|
+    = "  nb`#{from.ljust maxlen}`   #{to}"
+  end
+  >
+end
+
 if examples.any?
   > Examples:
   examples.each do |text|

spec/approvals/initiator/examples

@@ -13,6 +13,7 @@
   nesting
   require-context
   shortcut
+  transform
 
 Run run example EXAMPLE with any of these examples to copy the files
 to the current directory.

spec/approvals/integration/transform/run

@@ -0,0 +1,4 @@
+Usage:
+  run hello [NAME]
+  run server
+  run [COMMAND] (--help | -h)

spec/approvals/integration/transform/run --help

@@ -0,0 +1,19 @@
+Usage:
+  run hello [NAME]
+  run server
+  run [COMMAND] (--help | -h)
+
+Commands:
+  nb`hello`
+    Say hello
+
+  nb`server`
+    Run nu`run server --help` for more information
+
+Options:
+  --help, -h
+    Show this message
+
+Shortcuts:
+  nb`sayhi`   hello "new runfile user"
+  nb`s    `   server start

spec/approvals/integration/transform/run s

@@ -0,0 +1 @@
+server is starting...

spec/approvals/integration/transform/run sayhi

@@ -0,0 +1 @@
+Hello new runfile user