Ant task - nested <classpath> support

build-tools/Wiki.txt

@@ -1,5 +1,5 @@
 {toc:style=disc|indent=20px}
-h1. Ant
+h1. Ant - <kotlinc> task
 
 To define an Ant's {{*<kotlinc>*}} task you need to define a {{*KOTLIN_HOME*}} environment variable and reference it in your Ant build:
 
@@ -23,12 +23,16 @@ h2. {{*<kotlinc>*}} attributes
 | {align:center}{{*src*}}{align} | Kotlin source file or directory to compile | {{"src"}} or {{"module"}} needs to be specified |  &nbsp; |
 | {align:center}{{*module*}}{align} | Kotlin [module|http://confluence.jetbrains.net/display/Kotlin/Modules+and+Compilation] to compile | {{"src"}} or {{"module"}} needs to be specified |  &nbsp; |
 | {align:center}{{*output*}}{align} | Destination directory | If {{"src"}} is used - {{"output"}} or {{"jar"}} needs to be specified |  &nbsp; |
-| {align:center}{{*jar*}}{align} | Destination jar file | If {{"src"}} is used - {{"output"}} or {{"jar"}} needs to be specified
-If {{"module"}} is used - only {{"jar"}} can be specified or it can be omitted | {align:center}{{"moduleName.jar"}}{align} |
+| {align:center}{{*jar*}}{align} | Destination jar file | If {{"src"}} is used - {{"output"}} or {{"jar"}} needs to be specified |  &nbsp; |
+| {align:center}{{*classpath*}}{align} | Compilation class path | {align:center}{{false}}{align} | &nbsp; |
+| {align:center}{{*classpathref*}}{align} | Compilation class path reference | {align:center}{{false}}{align} | &nbsp; |
 | {align:center}{{*stdlib*}}{align} | Path to {{"kotlin-runtime.jar"}} | {align:center}{{false}}{align} |  {align:center}{{""}}{align} |
 | {align:center}{{*includeRuntime*}}{align} | If {{"jar"}} is used - whether Kotlin runtime library is included | {align:center}{{false}}{align} | {align:center}{{true}}{align} |
 
 
+{{<kotlinc>}} accepts a nested {{<classpath>}} element, similarly to [{{<javac>}}|http://evgeny-goldin.org/javadoc/ant/Tasks/javac.html].
+
+
 h2. Examples
 
 
@@ -63,3 +67,29 @@ fun main(args: Array<String>) {
     print("${args[0]}|${args[1]}|${args[2]}")
 }
 {code}
+
+
+h3. Classpath examples
+
+
+{code}
+<path id="junit-jar">
+    <fileset file="lib/junit.jar"/>
+</path>
+
+<kotlinc src = "src/unit-tests" jar = "tests.jar" classpath    = "lib/junit.jar"/>
+
+<kotlinc src = "src/unit-tests" jar = "tests.jar" classpathref = "junit-jar"/>
+
+<kotlinc src = "src/unit-tests" jar = "tests.jar">
+    <classpath>
+        <path refid="junit-jar"/>
+    </classpath>
+</kotlinc>
+
+<kotlinc src = "src/unit-tests" jar = "tests.jar">
+    <classpath>
+        <fileset file="lib/junit.jar"/>
+    </classpath>
+</kotlinc>
+{code}

build-tools/ant/src/org/jetbrains/jet/buildtools/ant/BytecodeCompilerTask.java

@@ -63,6 +63,16 @@ public class BytecodeCompilerTask extends Task {
     }
 
 
+    /**
+     * Set the nested {@code <classpath>} to be used for this compilation.
+     *
+     * @param classpath an Ant Path object containing the compilation classpath.
+     */
+    public void addConfiguredClasspath( Path classpath ) {
+        setClasspath( classpath );
+    }
+
+
     @Override
     public void execute() {
 

build-tools/build.xml

@@ -4,9 +4,11 @@
     <property name="kotlin-home"      location="${output}/ant-test/kotlin-home"/>
     <property name="tests-jar"        location="${tests-dir}/out.jar"/>
     <property name="bootstrap-dir"    location="${basedir}/bootstrap.compiler"/>
+    <property name="junit-jar"        location="${basedir}/testlib/lib/junit-4.9.jar"/>
     <property name="failonerror"      value="true"/> <!-- Whether invoking compiled classes should file on error -->
 
 
+    <!-- http://ant-contrib.sourceforge.net/tasks/tasks/index.html -->
     <taskdef resource="net/sf/antcontrib/antlib.xml">
         <classpath>
             <pathelement location="${basedir}/build-tools/lib/ant-contrib-1.0b3.jar"/>
@@ -15,7 +17,7 @@
 
 
     <path id="junit-jar">
-        <fileset file="${basedir}/testlib/lib/junit-4.9.jar"/>
+        <fileset file="${junit-jar}"/>
     </path>
 
 
@@ -25,7 +27,7 @@
 
             <if>
                 <not>
-                    <available file="${kotlin-home}" type="dir"/>
+                    <available file="${kotlin-home}/lib" type="dir"/>
                 </not>
                 <then>
                     <mkdir  dir = "${kotlin-home}"/>
@@ -103,16 +105,24 @@
             <if>
                 <equals arg1="@{module}" arg2=""/>
                 <then>
-                    <kotlinc src = "@{src}" jar = "@{jar}" includeRuntime = "@{includeRuntime}" stdlib = "@{stdlib}" classpathref="junit-jar"/>
+                    <kotlinc src = "@{src}" jar = "@{jar}" includeRuntime = "@{includeRuntime}" stdlib = "@{stdlib}">
+                        <classpath>
+                            <path refid="junit-jar"/>
+                        </classpath>
+                    </kotlinc>
                 </then>
                 <elseif>
                     <equals arg1="@{jar}" arg2=""/>
                     <then>
-                        <kotlinc module = "@{module}" includeRuntime = "@{includeRuntime}" stdlib = "@{stdlib}" classpathref="junit-jar"/>
+                        <kotlinc module = "@{module}" includeRuntime = "@{includeRuntime}" stdlib = "@{stdlib}">
+                            <classpath>
+                                <fileset file="${junit-jar}"/>
+                            </classpath>
+                        </kotlinc>
                     </then>
                 </elseif>
                 <else>
-                    <kotlinc module = "@{module}" jar = "@{jar}" includeRuntime = "@{includeRuntime}" stdlib = "@{stdlib}" classpathref="junit-jar"/>
+                    <kotlinc module = "@{module}" jar = "@{jar}" includeRuntime = "@{includeRuntime}" stdlib = "@{stdlib}" classpath="${junit-jar}"/>
                 </else>
             </if>
         </sequential>