refactor asbg gradle project variable names

remove redundant runtime gradle project script

throw exception if build script is used with a CLI that doesn't produce 'dependencies.json'

Author: petekanev

android-static-binding-generator/project/build.gradle

@@ -4,10 +4,10 @@
 
 import groovy.json.JsonSlurper
 import groovy.io.FileType
+import java.nio.charset.StandardCharsets
+import java.nio.file.Files
+import java.nio.file.Paths
 
-def isWinOs = System.properties['os.name'].toLowerCase().contains('windows')
-
-def astParserDir = "$projectDir/parser"
 def interfaceNamesFileP = "$projectDir/interfaces-names.txt"
 def bindingsFileP = "$projectDir/bindings.txt"
 def cachedJarsFilePath = "$projectDir/cached.txt"
@@ -30,13 +30,12 @@ if (workersExcludeFile.exists()) {
 def absoluteOutDir;
 if (project.hasProperty("outDir")) {
 	absoluteOutDir = project.outDir;
-	
+
 	if (!absoluteOutDir.exists()) {
 		absoluteOutDir.mkdirs()
 	}
 }
 
-
 // def absoluteJsCodeDir = new File("./jsCodeDir").getAbsolutePath()//project.jsCodeDir
 def absoluteJsCodeDir;
 def jsCodeAbsolutePath;
@@ -45,31 +44,30 @@ if (!project.hasProperty("test")) {
 	jsCodeAbsolutePath = absoluteJsCodeDir.getAbsolutePath()
 }
 
-def utf8 = java.nio.charset.StandardCharsets.UTF_8
-def current = ""
+def utf8 = StandardCharsets.UTF_8
+def jarsList = ""
 
 def shouldRun = true
 def rootTraversed = false;
 def inputJsFiles = new LinkedList <String> ();
 
 // depends on passed jars and generated interface-names
-task generateInterfaceNamesList() {
-
+task generateInterfaceNamesList {
 	doFirst {
 		if(!project.hasProperty("test")) {
-			current = project.jarFiles
+			jarsList = project.jarFiles
 			def cache = new File(cachedJarsFilePath)
-			
+
 			if (cache.exists()) {
 				def contents = new String(java.nio.file.Files.readAllBytes(java.nio.file.Paths.get(cachedJarsFilePath)), utf8).trim()
-				shouldRun = !contents.equals(current.toString())
+				shouldRun = !contents.equals(jarsList.toString())
 			}
 
 			if (shouldRun) {
 				javaexec {
 					main "-jar"
 
-					def jarsAsStr = current.toString();
+					def jarsAsStr = jarsList.toString();
 					def jarsArr = jarsAsStr.replaceAll(/[\[\]]/, "").split(", ")
 
 					def str = new LinkedList <String> ();
@@ -80,7 +78,7 @@ task generateInterfaceNamesList() {
 
 					args str.toArray()
 				}
-				java.nio.file.Files.write(java.nio.file.Paths.get(cachedJarsFilePath), [current.toString()], utf8)
+				Files.write(Paths.get(cachedJarsFilePath), [jarsList.toString()], utf8)
 			}
 		}
 	}
@@ -95,9 +93,7 @@ def isWorkerScript = { fileName ->
 }
 
 def traverseDirectory
-
 traverseDirectory = { dir, traverseExplicitly ->
-
 	def currentDir = new File(dir)
 	def pJsonFile = false;
 
@@ -141,14 +137,23 @@ traverseDirectory = { dir, traverseExplicitly ->
 	}
 }
 
-task traverseJsFilesArgs << { //(jsCodeDir, bindingsFilePath, interfaceNamesFilePath, jsParserPath, jsFilesParameter) {
-	jsCodeAbsolutePath = jsCodeDir;
-	inputJsFiles = new LinkedList<String>();
-	traverseDirectory(jsCodeDir, false);
+task traverseJsFilesArgs { //(jsCodeDir, bindingsFilePath, interfaceNamesFilePath, jsParserPath, jsFilesParameter) {
+	doLast {
+		jsCodeAbsolutePath = jsCodeDir;
+		inputJsFiles = new LinkedList<String>();
+		traverseDirectory(jsCodeDir, false);
 
-	new File(jsFilesParameter).withWriter { out ->
-		inputJsFiles.each {out.println it}
-	}
+		new File(jsFilesParameter).withWriter { out ->
+			inputJsFiles.each {out.println it}
+		}
+
+		def list = new ArrayList<String>();
+		list.add("node")
+		list.add(jsParserPath)
+		list.add(jsCodeDir)
+		list.add(bindingsFilePath)
+		list.add(interfaceNamesFilePath)
+		list.add(jsFilesParameter)
 
 	def list = new ArrayList<String>();
 	list.add("node")
@@ -187,7 +192,7 @@ task runAstParser(type: RunAstParserTask) {
 // traverses the javascript code input directory
 // 1. traverses all root directory files
 // 2. all subdirectories that do not have a package.json containing a "nativescript" key are skipped
-task traverseJsFiles () {
+task traverseJsFiles {
 	doFirst {
 		// invalidate previously generated bindings.txt file
 		// todo: remove when removing previously generated bindings is implemented
@@ -285,7 +290,7 @@ task generateBindings() {
 			str.add(bindingsFileP)
 			str.add(absoluteOutDir)
 
-			def jarsAsStr = current.toString();
+			def jarsAsStr = jarsList.toString();
 			def jarsArr = jarsAsStr.replaceAll(/[\[\]]/, "").split(", ")
 			str.addAll(jarsArr)