Merge pull request #38 from DannyBen/dependencies

Add support for specifying dependencies

Author: DannyBen

README.md

@@ -177,6 +177,12 @@ args:
 # If this is provided, then you cannot specify commands.
 flags:
 - ... see below ...
+
+# Specify an array of any required external dependencies (commands).
+# The script execution will be halted with a friendly error unless all
+# dependency commands exist.
+dependencies:
+- curl
 ```
 
 

Runfile

@@ -30,12 +30,13 @@ def examples
     "examples/config-ini/configly",
     "examples/custom-includes/download",
     "examples/custom-strings/download",
+    "examples/dependencies/cli",
     "examples/docker-like/docker",
+    "examples/environment-variables/cli",
     "examples/git-like/git",
     "examples/minimal/download",
     "examples/multiline/multi",
     "examples/subcommands/cli",
-    "examples/environment-variables/cli",
     "examples/yaml/yaml",
     "spec/fixtures/workspaces/short-flag/rush",
   ]

examples/colors/colorly

@@ -116,6 +116,7 @@ parse_requirements() {
 
   esac
   # :command.environment_variables_filter
+  # :command.dependencies_filter
   # :command.command_filter
   action="root"
   # :command.required_args_filter

examples/config-ini/configly

@@ -291,6 +291,7 @@ parse_requirements() {
 
   esac
   # :command.environment_variables_filter
+  # :command.dependencies_filter
   # :command.command_filter
   action=$1
 
@@ -364,6 +365,7 @@ configly_set_parse_requirements() {
 
   esac
   # :command.environment_variables_filter
+  # :command.dependencies_filter
   # :command.command_filter
   action="set"
   # :command.required_args_filter
@@ -428,6 +430,7 @@ configly_get_parse_requirements() {
 
   esac
   # :command.environment_variables_filter
+  # :command.dependencies_filter
   # :command.command_filter
   action="get"
   # :command.required_args_filter
@@ -481,6 +484,7 @@ configly_list_parse_requirements() {
 
   esac
   # :command.environment_variables_filter
+  # :command.dependencies_filter
   # :command.command_filter
   action="list"
   # :command.required_args_filter

examples/custom-includes/download

@@ -88,6 +88,7 @@ parse_requirements() {
 
   esac
   # :command.environment_variables_filter
+  # :command.dependencies_filter
   # :command.command_filter
   action="root"
   # :command.required_args_filter

examples/custom-strings/download

@@ -83,6 +83,7 @@ parse_requirements() {
 
   esac
   # :command.environment_variables_filter
+  # :command.dependencies_filter
   # :command.command_filter
   action="root"
   # :command.required_args_filter

examples/dependencies/README.md

@@ -0,0 +1,7 @@
+Environment Variables Example
+==================================================
+
+This example was generated with:
+
+    $ bashly init
+    $ bashly generate