Add script runner

.gitignore

@@ -7,6 +7,6 @@
 /.idea/workspace.xml
 /.idea/libraries
 /.idea/shelf
-/build
+build
 *.class
 .DS_Store

build.gradle

@@ -1,24 +1,43 @@
-apply plugin: 'groovy'
-apply plugin: 'java'
-apply plugin: 'maven'
 apply plugin: 'signing'
 
-group 'com.widen.oss'
-archivesBaseName = 'tabitha'
 version '0.1.0-alpha1'
+archivesBaseName = 'tabitha'
 
-sourceCompatibility = 1.8
-targetCompatibility = 1.8
+allprojects {
+    apply plugin: 'groovy'
+    apply plugin: 'java'
+    apply plugin: 'maven'
 
-ext.isReleaseVersion = !version.endsWith("SNAPSHOT")
-ext.username = hasProperty("ossrhUsername") ? ossrhUsername : System.getenv("OSSRH_USERNAME")
-ext.password = hasProperty("ossrhPassword") ? ossrhPassword : System.getenv("OSSRH_PASSWORD")
+    group 'com.widen.oss'
 
+    sourceCompatibility = 1.8
+    targetCompatibility = 1.8
+
+    repositories {
+        mavenCentral()
+    }
 
-repositories {
-    mavenCentral()
+    sourceSets {
+        main {
+            java {
+                srcDirs = ['src/main/java']
+            }
+            resources {
+                srcDirs = ['src/main/resources']
+            }
+        }
+        test {
+            groovy {
+                srcDirs = ['src/test/groovy']
+            }
+        }
+    }
 }
 
+ext.isReleaseVersion = !version.endsWith('SNAPSHOT')
+ext.username = hasProperty('ossrhUsername') ? ossrhUsername : System.getenv('OSSRH_USERNAME')
+ext.password = hasProperty('ossrhPassword') ? ossrhPassword : System.getenv('OSSRH_PASSWORD')
+
 dependencies {
     compile 'com.opencsv:opencsv:3.8'
     compile 'commons-collections:commons-collections:3.2.1'
@@ -32,7 +51,6 @@ dependencies {
     testCompile 'cglib:cglib-nodep:3.2.5'
 }
 
-
 task javadocJar(type: Jar) {
     classifier = 'javadoc'
     from javadoc
@@ -52,7 +70,7 @@ artifacts {
 signing {
     sign configurations.archives
     required {
-        isReleaseVersion && gradle.taskGraph.hasTask("uploadArchives")
+        isReleaseVersion && gradle.taskGraph.hasTask('uploadArchives')
     }
 }
 
@@ -61,11 +79,11 @@ uploadArchives {
         mavenDeployer {
             beforeDeployment { MavenDeployment deployment -> signing.signPom(deployment) }
 
-            repository(url: "https://oss.sonatype.org/service/local/staging/deploy/maven2/") {
+            repository(url: 'https://oss.sonatype.org/service/local/staging/deploy/maven2/') {
                 authentication(userName: username, password: password)
             }
 
-            snapshotRepository(url: "https://oss.sonatype.org/content/repositories/snapshots/") {
+            snapshotRepository(url: 'https://oss.sonatype.org/content/repositories/snapshots/') {
                 authentication(userName: username, password: password)
             }
 
@@ -74,21 +92,18 @@ uploadArchives {
                 packaging 'jar'
                 description 'Tabular data reading, writing, and processing library'
                 url 'https://github.com/Widen/tabitha'
-
                 scm {
                     url 'https://github.com/Widen/tabitha'
                     connection 'scm:git@github.com:Widen/tabitha.git'
                     developerConnection 'scm:git@github.com:Widen/tabitha.git'
                 }
-
                 licenses {
                     license {
                         name 'The MIT License'
                         url 'https://opensource.org/licenses/MIT'
                         distribution 'repo'
                     }
                 }
-
                 developers {
                     developer {
                         id 'scoakley'

runner/build.gradle

@@ -0,0 +1,10 @@
+apply plugin: 'application'
+
+version '1.0.0'
+mainClassName = 'com.widen.tabitha.runner.Runner'
+
+dependencies {
+    compile project(':')
+    compile 'commons-io:commons-io:2.5'
+    compile 'org.codehaus.groovy:groovy-all:2.4.1'
+}

runner/src/main/java/com/widen/tabitha/runner/Runner.java

@@ -0,0 +1,55 @@
+package com.widen.tabitha.runner;
+
+import groovy.lang.GroovyShell;
+import org.apache.commons.io.IOUtils;
+import org.codehaus.groovy.control.CompilerConfiguration;
+import org.codehaus.groovy.control.customizers.ImportCustomizer;
+
+import java.io.File;
+import java.io.IOException;
+import java.io.InputStream;
+
+public class Runner
+{
+    private static File scriptFile;
+
+    public static void main(String[] args) throws IOException
+    {
+        for (String arg : args)
+        {
+            if (arg.equals("-h") || arg.equals("--help") || arg.equals("-?") || arg.equals("/?"))
+            {
+                printHelp();
+                return;
+            }
+            else
+            {
+                scriptFile = new File(arg);
+                break;
+            }
+        }
+
+        execute();
+    }
+
+    private static void printHelp() throws IOException
+    {
+        InputStream inputStream = Runner.class.getClassLoader().getResourceAsStream("Help.txt");
+        String text = IOUtils.toString(inputStream, "UTF-8");
+        System.out.println(text);
+    }
+
+    private static void execute() throws IOException
+    {
+        ImportCustomizer importCustomizer = new ImportCustomizer();
+        importCustomizer.addStarImports("com.widen.tabitha");
+        importCustomizer.addStarImports("com.widen.tabitha.formats");
+        importCustomizer.addStarImports("com.widen.tabitha.parallel");
+
+        CompilerConfiguration configuration = new CompilerConfiguration();
+        configuration.addCompilationCustomizers(importCustomizer);
+
+        GroovyShell shell = new GroovyShell(configuration);
+        shell.evaluate(scriptFile);
+    }
+}

runner/src/main/resources/Help.txt

@@ -0,0 +1,9 @@
+Tabitha Runner
+
+Usage:
+  tabitha-runner [options] <script>
+
+Run a given Groovy script with Tabitha classes already available.
+
+Options:
+  -h, --help    Show this help message.

settings.gradle

@@ -0,0 +1,4 @@
+include 'runner'
+
+rootProject.name = 'tabitha'
+project(':runner').name = 'tabitha-runner'