Adding \Types\PipeScript.Sentence (Fixes #243)

Author: James Brundage

Types/PipeScript.Sentence/Alias.psd1

@@ -0,0 +1,5 @@
+@{
+    Parameter    = 'Parameters'
+    Argument     = 'Arguments'
+    ArgumentList = 'Arguments'
+}

Types/PipeScript.Sentence/Run.ps1

@@ -0,0 +1,25 @@
+if (-not $this.Keyword) {
+    throw "Sentence lacks a keyword"
+}
+
+if (-not $this.Command) {
+    throw "Sentence has no command"
+}
+
+$parameters = $this.Parameters
+$arguments  = $this.Arguments
+
+if (-not $parameters -and -not $arguments) {
+    & $this.Command
+}
+elseif (-not $arguments) {
+    & $this.Command @parameters
+}
+elseif (-not $parameters) {
+    & $this.Command @arguments
+}
+else {
+    & $this.Command @arguments @parameters
+}
+
+