Debugger: add dumper for Utils::Environment

Change-Id: I2e80447b9b9690376a6d789c8b18d33cca22f4ab
Reviewed-by: hjk <hjk@qt.io>

share/qtcreator/debugger/creatortypes.py

@@ -23,6 +23,8 @@
 #
 ############################################################################
 
+from dumper import Children
+
 
 def typeTarget(type):
     target = type.target()
@@ -242,6 +244,39 @@ def qdump__Utils__Port(d, value):
     d.putPlainChildren(value)
 
 
+
+def qdump__Utils__Environment(d, value):
+    qdump__Utils__NameValueDictionary(d, value)
+
+
+def qdump__Utils__NameValueDictionary(d, value):
+    dptr = d.extractPointer(value["m_values"])
+    (ref, n) = d.split('ii', dptr)
+    d.check(0 <= n and n <= 100 * 1000 * 1000)
+    d.check(-1 <= ref and ref < 100000)
+
+    d.putItemCount(n)
+    if d.isExpanded():
+        if n > 10000:
+            n = 10000
+
+        typeCode = 'ppp@{%s}@{%s}' % ("Utils::DictKey", "QString")
+
+        def helper(node):
+            (p, left, right, padding1, key, padding2, value) = d.split(typeCode, node)
+            if left:
+                for res in helper(left):
+                    yield res
+            yield (key["name"], value)
+            if right:
+                for res in helper(right):
+                    yield res
+
+        with Children(d, n):
+            for (pair, i) in zip(helper(dptr + 8), range(n)):
+                d.putPairItem(i, pair, 'key', 'value')
+
+
 def qdump__Utf8String(d, value):
     d.putByteArrayValue(value['byteArray'])
     d.putPlainChildren(value)