Move the call to ValueTypeParser into the FunctionName

src/de/inetsoftware/jwebassembly/module/FunctionName.java

@@ -16,9 +16,13 @@
 */
 package de.inetsoftware.jwebassembly.module;
 
+import java.util.Iterator;
+
 import javax.annotation.Nonnull;
 
 import de.inetsoftware.classparser.Member;
+import de.inetsoftware.jwebassembly.wasm.AnyType;
+import de.inetsoftware.jwebassembly.wasm.ValueTypeParser;
 
 /**
  * Described the name of WebAssembly function.
@@ -50,7 +54,7 @@ public class FunctionName {
      * The signature
      */
     @Nonnull
-    public final String signature;
+    private final String signature;
 
     /**
      * Create a new instance from the given reference in the ConstantPool or parsed method.
@@ -116,4 +120,14 @@ public class FunctionName {
         FunctionName other = (FunctionName)obj;
         return signatureName.equals( other.signatureName );
     }
+
+    /**
+     * Get the method signature iterator for parameter and return values.
+     * 
+     * @return the iterator
+     */
+    @Nonnull
+    public Iterator<AnyType> getSignature() {
+        return new ValueTypeParser( signature );
+    }
 }

src/de/inetsoftware/jwebassembly/module/ModuleGenerator.java

@@ -350,12 +350,11 @@ public class ModuleGenerator {
      *             if some Java code can't converted
      */
     private void writeMethodSignature( FunctionName name, boolean isStatic, @Nullable LocalVariableTable variables, WasmCodeBuilder codeBuilder ) throws IOException, WasmException {
-        String signature = name.signature;
         int paramCount = 0;
         if( !isStatic ) {
             writer.writeMethodParam( "param", ValueType.anyref, "this" );
         }
-        Iterator<AnyType> parser = new ValueTypeParser( signature );
+        Iterator<AnyType> parser = name.getSignature();
         AnyType type;
         for( String kind : new String[] {"param","result"}) {
             while( parser.hasNext() && (type = parser.next()) != null ) {

src/de/inetsoftware/jwebassembly/module/WasmCallInstruction.java

@@ -24,7 +24,6 @@ import javax.annotation.Nonnull;
 import de.inetsoftware.classparser.Member;
 import de.inetsoftware.jwebassembly.wasm.AnyType;
 import de.inetsoftware.jwebassembly.wasm.ValueType;
-import de.inetsoftware.jwebassembly.wasm.ValueTypeParser;
 
 /**
  * WasmInstruction for a function call.
@@ -34,8 +33,6 @@ import de.inetsoftware.jwebassembly.wasm.ValueTypeParser;
  */
 class WasmCallInstruction extends WasmInstruction {
 
-    private final Member       method;
-
     private ValueType          valueType;
 
     private final FunctionName name;
@@ -52,7 +49,6 @@ class WasmCallInstruction extends WasmInstruction {
      */
     WasmCallInstruction( Member method, int javaCodePos ) {
         super( javaCodePos );
-        this.method = method;
         this.name = new FunctionName( method );
     }
 
@@ -105,7 +101,7 @@ class WasmCallInstruction extends WasmInstruction {
         if( paramCount >= 0 ) {
             return;
         }
-        Iterator<AnyType> parser = new ValueTypeParser( method.getType() );
+        Iterator<AnyType> parser = name.getSignature();
         paramCount = 0;
         while( parser.next() != null ) {
             paramCount++;