Adding attributes parsing

src/wsdl/elements.ts

@@ -266,6 +266,11 @@ export class ElementElement extends Element {
             Object.keys(description).forEach((key) => {
               elem[key] = description[key];
             });
+
+            const $attributes = description[AttributeElement.Symbol];
+            if ($attributes) {
+              elem[AttributeElement.Symbol] = $attributes;
+            }
           }
 
           if (this.$ref) {
@@ -486,20 +491,34 @@ export class ComplexTypeElement extends Element {
     'complexContent',
     'sequence',
     'simpleContent',
+    'attribute',
   ]);
   public description(definitions: DefinitionsElement, xmlns: IXmlNs) {
+    let ret = {};
+    let isFirstChild = false;
+    const $attributes = {};
     const children = this.children || [];
     for (const child of children) {
-      if (child instanceof ChoiceElement ||
+      if (child instanceof AttributeElement) {
+        $attributes[child.$name] = child.description(definitions);
+        continue;
+      }
+
+      if (!isFirstChild && (child instanceof ChoiceElement ||
         child instanceof SequenceElement ||
         child instanceof AllElement ||
         child instanceof SimpleContentElement ||
-        child instanceof ComplexContentElement) {
-
-        return child.description(definitions, xmlns);
+        child instanceof ComplexContentElement)) {
+        isFirstChild = true;
+        ret = child.description(definitions, xmlns);
       }
     }
-    return {};
+
+    if (Object.keys($attributes).length > 0) {
+      ret[AttributeElement.Symbol] = $attributes;
+    }
+
+    return ret;
   }
 }
 
@@ -553,6 +572,19 @@ export class SequenceElement extends Element {
   }
 }
 
+export class AttributeElement extends Element {
+  public static Symbol = Symbol('$attributes');
+  public $type?: string;
+  public $use?: string;
+
+  public description(definitions: DefinitionsElement) {
+    return {
+      type: this.$type,
+      required: this.$use === 'required',
+    };
+  }
+}
+
 export class AllElement extends Element {
   public readonly allowedChildren = buildAllowedChildren([
     'choice',
@@ -1187,6 +1219,7 @@ const ElementTypeMap: {
   simpleContent: SimpleContentElement,
   simpleType: SimpleTypeElement,
   types: TypesElement,
+  attribute: AttributeElement,
 };
 
 function buildAllowedChildren(elementList: string[]): { [k: string]: typeof Element } {

test/wsdl-test.js

@@ -4,7 +4,8 @@ var fs = require('fs'),
     soap = require('..'),
     WSDL = require('../lib/wsdl').WSDL,
     assert = require('assert'),
-    sinon = require('sinon');
+    sinon = require('sinon'),
+    elements = require('../lib/wsdl/elements');
 
 describe('WSDL Parser (strict)', () => {
 
@@ -350,4 +351,23 @@ describe('WSDL Parser (non-strict)', () => {
       done();
     });
   });
+
+  it('Should describe return correct result for attributes in complexTypeElement', function(done) {
+    soap.createClient(__dirname+ '/wsdl/wsdl_with_attributes.wsdl', function(err,client){
+      assert.ifError(err);
+      var description = client.describe();
+
+      assert.deepEqual(description.StockQuoteService.StockQuotePort.GetLastTradePrice.input[elements.AttributeElement.Symbol], {
+        AttributeInOne: { type: "s:boolean", required: false },
+        AttributeInTwo: { type: "s:boolean", required: true },
+      });
+      assert.deepEqual(description.StockQuoteService.StockQuotePort.GetLastTradePrice.output[elements.AttributeElement.Symbol], {
+        AttributeOut: { type: "s:boolean", required: true },
+      });
+
+      assert.deepEqual(Object.keys(description.StockQuoteService.StockQuotePort.GetLastTradePrice.input), ['tickerSymbol']);
+      assert.deepEqual(Object.keys(description.StockQuoteService.StockQuotePort.GetLastTradePrice.output), []);
+      done();
+    });
+  });
 });

test/wsdl/wsdl_with_attributes.wsdl

@@ -0,0 +1,64 @@
+<?xml version="1.0"?>
+<definitions name="StockQuote"
+             targetNamespace="http://example.com/stockquote.wsdl"
+             xmlns:tns="http://example.com/stockquote.wsdl"
+             xmlns:xsd1="http://example.com/stockquote.xsd"
+             xmlns:soap="http://schemas.xmlsoap.org/wsdl/soap/"
+             xmlns="http://schemas.xmlsoap.org/wsdl/">
+    <types>
+        <schema targetNamespace="http://example.com/stockquote.xsd"
+                xmlns="http://www.w3.org/2000/10/XMLSchema">
+            <element name="TradePriceRequest">
+                <complexType>
+                    <s:attribute name="AttributeInOne" type="s:boolean" />
+                    <all>
+                        <element name="tickerSymbol" type="string"/>
+                    </all>
+                    <s:attribute name="AttributeInTwo" type="s:boolean" use="required" />
+                </complexType>
+            </element>
+            <element name="TradePrice">
+                <complexType>
+                    <element name="price" type="float"/>
+                    <s:attribute name="AttributeOut" type="s:boolean" use="required" />
+                </complexType>
+            </element>
+        </schema>
+    </types>
+
+    <message name="GetLastTradePriceInput">
+        <part name="body" element="xsd1:TradePriceRequest"/>
+    </message>
+
+    <message name="GetLastTradePriceOutput">
+        <part name="body" element="xsd1:TradePrice"/>
+    </message>
+
+    <portType name="StockQuotePortType">
+        <operation name="GetLastTradePrice">
+            <input message="tns:GetLastTradePriceInput"/>
+            <output message="tns:GetLastTradePriceOutput"/>
+        </operation>
+    </portType>
+
+    <binding name="StockQuoteSoapBinding" type="tns:StockQuotePortType">
+        <soap:binding style="document" transport="http://schemas.xmlsoap.org/soap/http"/>
+        <operation name="GetLastTradePrice">
+            <soap:operation soapAction="http://example.com/GetLastTradePrice"/>
+            <input>
+                <soap:body use="literal"/>
+            </input>
+            <output>
+                <soap:body use="literal"/>
+            </output>
+        </operation>
+    </binding>
+
+    <service name="StockQuoteService">
+        <documentation>My first service</documentation>
+        <port name="StockQuotePort" binding="tns:StockQuoteSoapBinding">
+            <soap:address location="http://example.com/stockquote"/>
+        </port>
+    </service>
+
+</definitions>