diff --git a/plugins/stream-debugger/testData/streamex/outs/appendMany.out b/plugins/stream-debugger/testData/streamex/outs/appendMany.out
index d89d7fb00267..0d14baa18363 100644
--- a/plugins/stream-debugger/testData/streamex/outs/appendMany.out
+++ b/plugins/stream-debugger/testData/streamex/outs/appendMany.out
@@ -5,21 +5,12 @@ AppendMany.java:10
 StreamEx.of(1, 2)
 .append(Stream.of(3, 4, 5))
 .count()
-StreamEx.of
-    before: nothing
-    after: 1,3
 append
     before: 1,3
     after: 2,4,5,6,7
 count
     before: 2,4,5,6,7
     after: nothing
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
 mappings for append
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/appendNone.out b/plugins/stream-debugger/testData/streamex/outs/appendNone.out
index 8cb6365c5940..73eb5bad844f 100644
--- a/plugins/stream-debugger/testData/streamex/outs/appendNone.out
+++ b/plugins/stream-debugger/testData/streamex/outs/appendNone.out
@@ -5,21 +5,12 @@ AppendNone.java:8
 StreamEx.of(1, 2)
 .append()
 .count()
-StreamEx.of
-    before: nothing
-    after: 1,3
 append
     before: 1,3
     after: 2,4
 count
     before: 2,4
     after: nothing
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
 mappings for append
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/appendOne.out b/plugins/stream-debugger/testData/streamex/outs/appendOne.out
index bce87678b49b..35e99b65aa79 100644
--- a/plugins/stream-debugger/testData/streamex/outs/appendOne.out
+++ b/plugins/stream-debugger/testData/streamex/outs/appendOne.out
@@ -5,21 +5,12 @@ AppendOne.java:8
 StreamEx.of(1, 2)
 .append(3)
 .count()
-StreamEx.of
-    before: nothing
-    after: 1,3
 append
     before: 1,3
     after: 2,4,5
 count
     before: 2,4,5
     after: nothing
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
 mappings for append
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/appendToEmpty.out b/plugins/stream-debugger/testData/streamex/outs/appendToEmpty.out
index a43169e47950..41b2ff485430 100644
--- a/plugins/stream-debugger/testData/streamex/outs/appendToEmpty.out
+++ b/plugins/stream-debugger/testData/streamex/outs/appendToEmpty.out
@@ -5,20 +5,12 @@ AppendToEmpty.java:8
 StreamEx.empty()
 .append(1)
 .count()
-StreamEx.empty
-    before: nothing
-    after: nothing
 append
     before: nothing
     after: 1
 count
     before: 1
     after: nothing
-mappings for StreamEx.empty
-  direct:
-    no
-  reverse:
-    empty
 mappings for append
   direct:
     empty
diff --git a/plugins/stream-debugger/testData/streamex/outs/atLeast.out b/plugins/stream-debugger/testData/streamex/outs/atLeast.out
index 0c9a7390eb18..379016f8d1ac 100644
--- a/plugins/stream-debugger/testData/streamex/outs/atLeast.out
+++ b/plugins/stream-debugger/testData/streamex/outs/atLeast.out
@@ -5,23 +5,12 @@ AtLeast.java:8
 IntStreamEx.of(1, 2, 3, 4)
 .atLeast(3)
 .sum()
-IntStreamEx.of
-    before: nothing
-    after: 1,2,3,5
 atLeast
     before: 1,2,3,5
     after: 4,6
 sum
     before: 4,6
     after: nothing
-mappings for IntStreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 2
-    nothing <- 3
-    nothing <- 5
 mappings for atLeast
   direct:
     1 -> nothing
diff --git a/plugins/stream-debugger/testData/streamex/outs/atMost.out b/plugins/stream-debugger/testData/streamex/outs/atMost.out
index b8f57170fffe..7f458174a290 100644
--- a/plugins/stream-debugger/testData/streamex/outs/atMost.out
+++ b/plugins/stream-debugger/testData/streamex/outs/atMost.out
@@ -5,23 +5,12 @@ AtMost.java:10
 LongStreamEx.of(1, 2, 3, 4)
 .atMost(2)
 .min()
-LongStreamEx.of
-    before: nothing
-    after: 1,3,5,6
 atMost
     before: 1,3,5,6
     after: 2,4
 min
     before: 2,4
     after: 2147483646
-mappings for LongStreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
-    nothing <- 5
-    nothing <- 6
 mappings for atMost
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/chain.out b/plugins/stream-debugger/testData/streamex/outs/chain.out
index f1d30e3a69a6..b0780ec75f7b 100644
--- a/plugins/stream-debugger/testData/streamex/outs/chain.out
+++ b/plugins/stream-debugger/testData/streamex/outs/chain.out
@@ -5,23 +5,12 @@ Chain.java:10
 StreamEx.of(1, 2, 3, 4)
 .chain(x -> dividable(x, 3))
 .count()
-StreamEx.of
-    before: nothing
-    after: 1,2,3,5
 chain
     before: 1,2,3,5
     after: 4
 count
     before: 4
     after: nothing
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 2
-    nothing <- 3
-    nothing <- 5
 mappings for chain
   direct:
     1 -> nothing
diff --git a/plugins/stream-debugger/testData/streamex/outs/collapse.out b/plugins/stream-debugger/testData/streamex/outs/collapse.out
index 373c06cc7430..1e32cc74d4b9 100644
--- a/plugins/stream-debugger/testData/streamex/outs/collapse.out
+++ b/plugins/stream-debugger/testData/streamex/outs/collapse.out
@@ -5,25 +5,12 @@ Collapse.java:8
 StreamEx.of(1, 3, 5, 4, 2, 3)
 .collapse((x, y) -> x % 2 == y % 2, (x, y) -> x + y)
 .forEach(System.out::println)
-StreamEx.of
-    before: nothing
-    after: 1,2,3,4,6,7
 collapse
     before: 1,2,3,4,6,7
     after: 5,8,9
 forEach
     before: 5,8,9
     after: nothing
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 2
-    nothing <- 3
-    nothing <- 4
-    nothing <- 6
-    nothing <- 7
 mappings for collapse
   direct:
     1 -> 5
diff --git a/plugins/stream-debugger/testData/streamex/outs/collapseKeys.out b/plugins/stream-debugger/testData/streamex/outs/collapseKeys.out
index 7497a1ff20c7..e0fbe31228b0 100644
--- a/plugins/stream-debugger/testData/streamex/outs/collapseKeys.out
+++ b/plugins/stream-debugger/testData/streamex/outs/collapseKeys.out
@@ -5,22 +5,12 @@ CollapseKeys.java:10
 EntryStream.of(1, 1, 2, 4, 3, 9)
 .collapseKeys(Collectors.toList())
 .count()
-EntryStream.of
-    before: nothing
-    after: 1,2,4
 collapseKeys
     before: 1,2,4
     after: 3,5,6
 count
     before: 3,5,6
     after: nothing
-mappings for EntryStream.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 2
-    nothing <- 4
 mappings for collapseKeys
   direct:
     1 -> 3
diff --git a/plugins/stream-debugger/testData/streamex/outs/cross.out b/plugins/stream-debugger/testData/streamex/outs/cross.out
index 2b2c12d7ad25..d6006cbffe4e 100644
--- a/plugins/stream-debugger/testData/streamex/outs/cross.out
+++ b/plugins/stream-debugger/testData/streamex/outs/cross.out
@@ -5,22 +5,12 @@ Cross.java:8
 StreamEx.of(1, 2, 3)
 .cross(1, 2, 3)
 .count()
-StreamEx.of
-    before: nothing
-    after: 1,5,9
 cross
     before: 1,5,9
     after: 2,3,4,6,7,8,10,11,12
 count
     before: 2,3,4,6,7,8,10,11,12
     after: nothing
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 5
-    nothing <- 9
 mappings for cross
   direct:
     1 -> 2,3,4
diff --git a/plugins/stream-debugger/testData/streamex/outs/distinctAtLeast.out b/plugins/stream-debugger/testData/streamex/outs/distinctAtLeast.out
index 9725aa82816f..422785e95285 100644
--- a/plugins/stream-debugger/testData/streamex/outs/distinctAtLeast.out
+++ b/plugins/stream-debugger/testData/streamex/outs/distinctAtLeast.out
@@ -5,25 +5,12 @@ DistinctAtLeast.java:8
 StreamEx.of(1, 2, 3, 2, 3, 2)
 .distinct(3)
 .count()
-StreamEx.of
-    before: nothing
-    after: 1,2,3,4,5,6
 distinct
     before: 1,2,3,4,5,6
     after: 7
 count
     before: 7
     after: nothing
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 2
-    nothing <- 3
-    nothing <- 4
-    nothing <- 5
-    nothing <- 6
 mappings for distinct
   direct:
     1 -> nothing
diff --git a/plugins/stream-debugger/testData/streamex/outs/distinctKeys.out b/plugins/stream-debugger/testData/streamex/outs/distinctKeys.out
index 089a450a4a9a..b043084a1b24 100644
--- a/plugins/stream-debugger/testData/streamex/outs/distinctKeys.out
+++ b/plugins/stream-debugger/testData/streamex/outs/distinctKeys.out
@@ -5,23 +5,12 @@ DistinctKeys.java:8
 EntryStream.of(1, 1, 2, 4, 3, 9, 3, 8)
 .distinctKeys()
 .count()
-EntryStream.of
-    before: nothing
-    after: 1,3,5,7
 distinctKeys
     before: 1,3,5,7
     after: 2,4,6
 count
     before: 2,4,6
     after: nothing
-mappings for EntryStream.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
-    nothing <- 5
-    nothing <- 7
 mappings for distinctKeys
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/distinctValues.out b/plugins/stream-debugger/testData/streamex/outs/distinctValues.out
index db0a17ed2a3b..cfd756328e96 100644
--- a/plugins/stream-debugger/testData/streamex/outs/distinctValues.out
+++ b/plugins/stream-debugger/testData/streamex/outs/distinctValues.out
@@ -5,23 +5,12 @@ DistinctValues.java:8
 EntryStream.of(1, 1, 2, 4, 3, 9, 0, 9)
 .distinctValues()
 .count()
-EntryStream.of
-    before: nothing
-    after: 1,3,5,7
 distinctValues
     before: 1,3,5,7
     after: 2,4,6
 count
     before: 2,4,6
     after: nothing
-mappings for EntryStream.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
-    nothing <- 5
-    nothing <- 7
 mappings for distinctValues
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/distinctWithKeyExtractor.out b/plugins/stream-debugger/testData/streamex/outs/distinctWithKeyExtractor.out
index 7a35f96fdf35..8dd45ca6e17e 100644
--- a/plugins/stream-debugger/testData/streamex/outs/distinctWithKeyExtractor.out
+++ b/plugins/stream-debugger/testData/streamex/outs/distinctWithKeyExtractor.out
@@ -5,26 +5,12 @@ DistinctWithKeyExtractor.java:12
 StreamEx.of(1, 2, 3, 4, 5, 6, 7)
 .distinct(DistinctWithKeyExtractor::hash)
 .count()
-StreamEx.of
-    before: nothing
-    after: 1,3,5,7,8,9,10
 distinct
     before: 1,3,5,7,8,9,10
     after: 2,4,6
 count
     before: 2,4,6
     after: nothing
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
-    nothing <- 5
-    nothing <- 7
-    nothing <- 8
-    nothing <- 9
-    nothing <- 10
 mappings for distinct
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/distinctWithStatefulExtractor.out b/plugins/stream-debugger/testData/streamex/outs/distinctWithStatefulExtractor.out
index 4f751fbfee7e..fcefd4cba4f7 100644
--- a/plugins/stream-debugger/testData/streamex/outs/distinctWithStatefulExtractor.out
+++ b/plugins/stream-debugger/testData/streamex/outs/distinctWithStatefulExtractor.out
@@ -5,25 +5,12 @@ DistinctWithStatefulExtractor.java:9
 StreamEx.of(3, 2, 1, 1, 1, 1)
 .distinct(x -> x + state[0]++)
 .count()
-StreamEx.of
-    before: nothing
-    after: 1,3,4,5,7,9
 distinct
     before: 1,3,4,5,7,9
     after: 2,6,8,10
 count
     before: 2,6,8,10
     after: nothing
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
-    nothing <- 4
-    nothing <- 5
-    nothing <- 7
-    nothing <- 9
 mappings for distinct
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/dropWhile.out b/plugins/stream-debugger/testData/streamex/outs/dropWhile.out
index 9e012ab6638d..2530c78a5824 100644
--- a/plugins/stream-debugger/testData/streamex/outs/dropWhile.out
+++ b/plugins/stream-debugger/testData/streamex/outs/dropWhile.out
@@ -5,23 +5,12 @@ DropWhile.java:8
 StreamEx.of(1, 2, 3, 2)
 .dropWhile(x -> x < 3)
 .count()
-StreamEx.of
-    before: nothing
-    after: 1,2,3,5
 dropWhile
     before: 1,2,3,5
     after: 4,6
 count
     before: 4,6
     after: nothing
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 2
-    nothing <- 3
-    nothing <- 5
 mappings for dropWhile
   direct:
     1 -> nothing
diff --git a/plugins/stream-debugger/testData/streamex/outs/elements.out b/plugins/stream-debugger/testData/streamex/outs/elements.out
index b962dbac9290..5e92ababa132 100644
--- a/plugins/stream-debugger/testData/streamex/outs/elements.out
+++ b/plugins/stream-debugger/testData/streamex/outs/elements.out
@@ -5,21 +5,12 @@ Elements.java:9
 IntStreamEx.of(1, 3)
 .elements(array)
 .sum()
-IntStreamEx.of
-    before: nothing
-    after: 1,3
 elements
     before: 1,3
     after: 2,4
 sum
     before: 2,4
     after: nothing
-mappings for IntStreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
 mappings for elements
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/filterBy.out b/plugins/stream-debugger/testData/streamex/outs/filterBy.out
index ddaead0b293b..1e982cffa863 100644
--- a/plugins/stream-debugger/testData/streamex/outs/filterBy.out
+++ b/plugins/stream-debugger/testData/streamex/outs/filterBy.out
@@ -5,23 +5,12 @@ FilterBy.java:8
 StreamEx.of(1, 2, 3, 4)
 .filterBy(x -> x * x, 9)
 .toArray()
-StreamEx.of
-    before: nothing
-    after: 1,2,3,5
 filterBy
     before: 1,2,3,5
     after: 4
 toArray
     before: 4
     after: 5
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 2
-    nothing <- 3
-    nothing <- 5
 mappings for filterBy
   direct:
     1 -> nothing
diff --git a/plugins/stream-debugger/testData/streamex/outs/filterByKeyValue.out b/plugins/stream-debugger/testData/streamex/outs/filterByKeyValue.out
index c70de9b7ec6f..25bafe1fdcc6 100644
--- a/plugins/stream-debugger/testData/streamex/outs/filterByKeyValue.out
+++ b/plugins/stream-debugger/testData/streamex/outs/filterByKeyValue.out
@@ -5,22 +5,12 @@ FilterByKeyValue.java:8
 EntryStream.of(1, 1, 2, 4, 3, 9)
 .filterKeyValue((k, v) -> k * v < 10)
 .count()
-EntryStream.of
-    before: nothing
-    after: 1,3,5
 filterKeyValue
     before: 1,3,5
     after: 2,4
 count
     before: 2,4
     after: nothing
-mappings for EntryStream.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
-    nothing <- 5
 mappings for filterKeyValue
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/filterByKeys.out b/plugins/stream-debugger/testData/streamex/outs/filterByKeys.out
index 1f1e54d283a2..a5ff448614de 100644
--- a/plugins/stream-debugger/testData/streamex/outs/filterByKeys.out
+++ b/plugins/stream-debugger/testData/streamex/outs/filterByKeys.out
@@ -5,22 +5,12 @@ FilterByKeys.java:8
 EntryStream.of(1, 1, 2, 4, 3, 9)
 .filterKeys(x -> x < 2)
 .count()
-EntryStream.of
-    before: nothing
-    after: 1,3,4
 filterKeys
     before: 1,3,4
     after: 2
 count
     before: 2
     after: nothing
-mappings for EntryStream.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
-    nothing <- 4
 mappings for filterKeys
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/filterByValues.out b/plugins/stream-debugger/testData/streamex/outs/filterByValues.out
index 51382399b453..9bb7785c7be9 100644
--- a/plugins/stream-debugger/testData/streamex/outs/filterByValues.out
+++ b/plugins/stream-debugger/testData/streamex/outs/filterByValues.out
@@ -5,22 +5,12 @@ FilterByValues.java:8
 EntryStream.of(1, 1, 2, 4, 3, 9)
 .filterValues(x -> x < 5)
 .count()
-EntryStream.of
-    before: nothing
-    after: 1,3,5
 filterValues
     before: 1,3,5
     after: 2,4
 count
     before: 2,4
     after: nothing
-mappings for EntryStream.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
-    nothing <- 5
 mappings for filterValues
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/flatArray.out b/plugins/stream-debugger/testData/streamex/outs/flatArray.out
index 2eefaeb3bbad..94a475ccf3f6 100644
--- a/plugins/stream-debugger/testData/streamex/outs/flatArray.out
+++ b/plugins/stream-debugger/testData/streamex/outs/flatArray.out
@@ -5,22 +5,12 @@ FlatArray.java:8
 StreamEx.of(1, 2, 3)
 .flatArray(x -> new Integer[]{x + 1, x + 2, x + 3})
 .count()
-StreamEx.of
-    before: nothing
-    after: 1,5,9
 flatArray
     before: 1,5,9
     after: 2,3,4,6,7,8,10,11,12
 count
     before: 2,3,4,6,7,8,10,11,12
     after: nothing
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 5
-    nothing <- 9
 mappings for flatArray
   direct:
     1 -> 2,3,4
diff --git a/plugins/stream-debugger/testData/streamex/outs/flatCollection.out b/plugins/stream-debugger/testData/streamex/outs/flatCollection.out
index 74c1fdc659c9..46ed0160e8e3 100644
--- a/plugins/stream-debugger/testData/streamex/outs/flatCollection.out
+++ b/plugins/stream-debugger/testData/streamex/outs/flatCollection.out
@@ -5,22 +5,12 @@ FlatCollection.java:10
 StreamEx.of(1, 2, 3)
 .flatCollection(x -> Arrays.asList(new Integer[]{x + 1, x + 2, x + 3}))
 .count()
-StreamEx.of
-    before: nothing
-    after: 1,5,9
 flatCollection
     before: 1,5,9
     after: 2,3,4,6,7,8,10,11,12
 count
     before: 2,3,4,6,7,8,10,11,12
     after: nothing
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 5
-    nothing <- 9
 mappings for flatCollection
   direct:
     1 -> 2,3,4
diff --git a/plugins/stream-debugger/testData/streamex/outs/flatMapKeyValue.out b/plugins/stream-debugger/testData/streamex/outs/flatMapKeyValue.out
index d18b34399bda..0a233e41405d 100644
--- a/plugins/stream-debugger/testData/streamex/outs/flatMapKeyValue.out
+++ b/plugins/stream-debugger/testData/streamex/outs/flatMapKeyValue.out
@@ -5,22 +5,12 @@ FlatMapKeyValue.java:9
 EntryStream.of(1, 1, 2, 4, 3, 9)
 .flatMapKeyValue((k, v) -> StreamEx.of(k, k + 1))
 .count()
-EntryStream.of
-    before: nothing
-    after: 1,4,7
 flatMapKeyValue
     before: 1,4,7
     after: 2,3,5,6,8,9
 count
     before: 2,3,5,6,8,9
     after: nothing
-mappings for EntryStream.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 4
-    nothing <- 7
 mappings for flatMapKeyValue
   direct:
     1 -> 2,3
diff --git a/plugins/stream-debugger/testData/streamex/outs/flatMapKeys.out b/plugins/stream-debugger/testData/streamex/outs/flatMapKeys.out
index fe0861d76920..b2c60dba44fb 100644
--- a/plugins/stream-debugger/testData/streamex/outs/flatMapKeys.out
+++ b/plugins/stream-debugger/testData/streamex/outs/flatMapKeys.out
@@ -5,22 +5,12 @@ FlatMapKeys.java:9
 EntryStream.of(1, 1, 2, 4, 3, 9)
 .flatMapKeys(k -> StreamEx.of(k, k + 1))
 .count()
-EntryStream.of
-    before: nothing
-    after: 1,4,7
 flatMapKeys
     before: 1,4,7
     after: 2,3,5,6,8,9
 count
     before: 2,3,5,6,8,9
     after: nothing
-mappings for EntryStream.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 4
-    nothing <- 7
 mappings for flatMapKeys
   direct:
     1 -> 2,3
diff --git a/plugins/stream-debugger/testData/streamex/outs/flatMapToDouble.out b/plugins/stream-debugger/testData/streamex/outs/flatMapToDouble.out
index 7b7d9a91d778..4a24ca86f56a 100644
--- a/plugins/stream-debugger/testData/streamex/outs/flatMapToDouble.out
+++ b/plugins/stream-debugger/testData/streamex/outs/flatMapToDouble.out
@@ -5,22 +5,12 @@ FlatMapToDouble.java:9
 IntStreamEx.of(1, 2, 3)
 .flatMapToDouble(x -> DoubleStreamEx.of(x, x, x))
 .count()
-IntStreamEx.of
-    before: nothing
-    after: 1,5,9
 flatMapToDouble
     before: 1,5,9
     after: 2,3,4,6,7,8,10,11,12
 count
     before: 2,3,4,6,7,8,10,11,12
     after: nothing
-mappings for IntStreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 5
-    nothing <- 9
 mappings for flatMapToDouble
   direct:
     1 -> 2,3,4
diff --git a/plugins/stream-debugger/testData/streamex/outs/flatMapToEntry.out b/plugins/stream-debugger/testData/streamex/outs/flatMapToEntry.out
index 1de88269b3d7..3aa1a035ba0d 100644
--- a/plugins/stream-debugger/testData/streamex/outs/flatMapToEntry.out
+++ b/plugins/stream-debugger/testData/streamex/outs/flatMapToEntry.out
@@ -5,22 +5,12 @@ FlatMapToEntry.java:15
 StreamEx.of(1, 2, 3)
 .flatMapToEntry(FlatMapToEntry::toMap)
 .count()
-StreamEx.of
-    before: nothing
-    after: 1,3,5
 flatMapToEntry
     before: 1,3,5
     after: 2,4,6
 count
     before: 2,4,6
     after: nothing
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
-    nothing <- 5
 mappings for flatMapToEntry
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/flatMapToInt.out b/plugins/stream-debugger/testData/streamex/outs/flatMapToInt.out
index 73edad3e98cd..8902d2c74c42 100644
--- a/plugins/stream-debugger/testData/streamex/outs/flatMapToInt.out
+++ b/plugins/stream-debugger/testData/streamex/outs/flatMapToInt.out
@@ -5,22 +5,12 @@ FlatMapToInt.java:10
 DoubleStreamEx.of(1, 2, 3)
 .flatMapToInt(x -> IntStream.of(1, 3))
 .sum()
-DoubleStreamEx.of
-    before: nothing
-    after: 1,4,7
 flatMapToInt
     before: 1,4,7
     after: 2,3,5,6,8,9
 sum
     before: 2,3,5,6,8,9
     after: nothing
-mappings for DoubleStreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 4
-    nothing <- 7
 mappings for flatMapToInt
   direct:
     1 -> 2,3
diff --git a/plugins/stream-debugger/testData/streamex/outs/flatMapToKey.out b/plugins/stream-debugger/testData/streamex/outs/flatMapToKey.out
index 03ee1c6a5cea..2f6dd6021b9b 100644
--- a/plugins/stream-debugger/testData/streamex/outs/flatMapToKey.out
+++ b/plugins/stream-debugger/testData/streamex/outs/flatMapToKey.out
@@ -5,22 +5,12 @@ FlatMapToKey.java:10
 EntryStream.of(1, 1, 2, 4, 3, 9)
 .flatMapToKey((k, v) -> Stream.of(k, k + 1))
 .count()
-EntryStream.of
-    before: nothing
-    after: 1,4,7
 flatMapToKey
     before: 1,4,7
     after: 2,3,5,6,8,9
 count
     before: 2,3,5,6,8,9
     after: nothing
-mappings for EntryStream.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 4
-    nothing <- 7
 mappings for flatMapToKey
   direct:
     1 -> 2,3
diff --git a/plugins/stream-debugger/testData/streamex/outs/flatMapToLong.out b/plugins/stream-debugger/testData/streamex/outs/flatMapToLong.out
index 0a13beba6caf..ee1fca8f6301 100644
--- a/plugins/stream-debugger/testData/streamex/outs/flatMapToLong.out
+++ b/plugins/stream-debugger/testData/streamex/outs/flatMapToLong.out
@@ -5,22 +5,12 @@ FlatMapToLong.java:9
 DoubleStreamEx.of(1, 2, 3)
 .flatMapToLong(x -> LongStreamEx.of((long) x, (long) (x + 1)))
 .sum()
-DoubleStreamEx.of
-    before: nothing
-    after: 1,4,7
 flatMapToLong
     before: 1,4,7
     after: 2,3,5,6,8,9
 sum
     before: 2,3,5,6,8,9
     after: nothing
-mappings for DoubleStreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 4
-    nothing <- 7
 mappings for flatMapToLong
   direct:
     1 -> 2,3
diff --git a/plugins/stream-debugger/testData/streamex/outs/flatMapToObj.out b/plugins/stream-debugger/testData/streamex/outs/flatMapToObj.out
index 4abed066f4dd..9fd03ce3d6a4 100644
--- a/plugins/stream-debugger/testData/streamex/outs/flatMapToObj.out
+++ b/plugins/stream-debugger/testData/streamex/outs/flatMapToObj.out
@@ -5,22 +5,12 @@ FlatMapToObj.java:9
 LongStreamEx.of(1, 2, 3)
 .flatMapToObj(x -> StreamEx.of(x, x + 1))
 .count()
-LongStreamEx.of
-    before: nothing
-    after: 1,4,7
 flatMapToObj
     before: 1,4,7
     after: 2,3,5,6,8,9
 count
     before: 2,3,5,6,8,9
     after: nothing
-mappings for LongStreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 4
-    nothing <- 7
 mappings for flatMapToObj
   direct:
     1 -> 2,3
diff --git a/plugins/stream-debugger/testData/streamex/outs/flatMapToValue.out b/plugins/stream-debugger/testData/streamex/outs/flatMapToValue.out
index 27a1d74e7218..ee93203a97ed 100644
--- a/plugins/stream-debugger/testData/streamex/outs/flatMapToValue.out
+++ b/plugins/stream-debugger/testData/streamex/outs/flatMapToValue.out
@@ -5,22 +5,12 @@ FlatMapToValue.java:9
 EntryStream.of(1, 1, 2, 4, 3, 9)
 .flatMapToValue((k, v) -> StreamEx.of(k, k + 1))
 .count()
-EntryStream.of
-    before: nothing
-    after: 1,4,7
 flatMapToValue
     before: 1,4,7
     after: 2,3,5,6,8,9
 count
     before: 2,3,5,6,8,9
     after: nothing
-mappings for EntryStream.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 4
-    nothing <- 7
 mappings for flatMapToValue
   direct:
     1 -> 2,3
diff --git a/plugins/stream-debugger/testData/streamex/outs/flatMapValues.out b/plugins/stream-debugger/testData/streamex/outs/flatMapValues.out
index d5c25ba65176..8afaf615dbef 100644
--- a/plugins/stream-debugger/testData/streamex/outs/flatMapValues.out
+++ b/plugins/stream-debugger/testData/streamex/outs/flatMapValues.out
@@ -5,22 +5,12 @@ FlatMapValues.java:9
 EntryStream.of(1, 1, 2, 4, 3, 9)
 .flatMapValues(v -> StreamEx.of(v, v + 1))
 .count()
-EntryStream.of
-    before: nothing
-    after: 1,4,7
 flatMapValues
     before: 1,4,7
     after: 2,3,5,6,8,9
 count
     before: 2,3,5,6,8,9
     after: nothing
-mappings for EntryStream.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 4
-    nothing <- 7
 mappings for flatMapValues
   direct:
     1 -> 2,3
diff --git a/plugins/stream-debugger/testData/streamex/outs/greater.out b/plugins/stream-debugger/testData/streamex/outs/greater.out
index 2f0ccadef3e8..fedf48689dc6 100644
--- a/plugins/stream-debugger/testData/streamex/outs/greater.out
+++ b/plugins/stream-debugger/testData/streamex/outs/greater.out
@@ -5,23 +5,12 @@ Greater.java:10
 DoubleStreamEx.of(1., 2., 3., 4.)
 .greater(2)
 .min()
-DoubleStreamEx.of
-    before: nothing
-    after: 1,2,3,5
 greater
     before: 1,2,3,5
     after: 4,6
 min
     before: 4,6
     after: 2147483646
-mappings for DoubleStreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 2
-    nothing <- 3
-    nothing <- 5
 mappings for greater
   direct:
     1 -> nothing
diff --git a/plugins/stream-debugger/testData/streamex/outs/groupRuns.out b/plugins/stream-debugger/testData/streamex/outs/groupRuns.out
index 4141430acf38..5e0c435c5aab 100644
--- a/plugins/stream-debugger/testData/streamex/outs/groupRuns.out
+++ b/plugins/stream-debugger/testData/streamex/outs/groupRuns.out
@@ -5,25 +5,12 @@ GroupRuns.java:8
 StreamEx.of(1, 2, 2, 3, 5, 7)
 .groupRuns((l, r) -> l % 2 == r % 2)
 .count()
-StreamEx.of
-    before: nothing
-    after: 1,2,4,5,7,8
 groupRuns
     before: 1,2,4,5,7,8
     after: 3,6,9
 count
     before: 3,6,9
     after: nothing
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 2
-    nothing <- 4
-    nothing <- 5
-    nothing <- 7
-    nothing <- 8
 mappings for groupRuns
   direct:
     1 -> 3
diff --git a/plugins/stream-debugger/testData/streamex/outs/headTail.out b/plugins/stream-debugger/testData/streamex/outs/headTail.out
index 3c777a6277c9..5ece7f1d5178 100644
--- a/plugins/stream-debugger/testData/streamex/outs/headTail.out
+++ b/plugins/stream-debugger/testData/streamex/outs/headTail.out
@@ -5,23 +5,12 @@ HeadTail.java:8
 StreamEx.of(1, 2, 3, 4)
 .headTail((head, tail) -> tail, () -> StreamEx.of(0))
 .count()
-StreamEx.of
-    before: nothing
-    after: 1,2,4,6
 headTail
     before: 1,2,4,6
     after: 3,5,7
 count
     before: 3,5,7
     after: nothing
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 2
-    nothing <- 4
-    nothing <- 6
 mappings for headTail
   direct:
     1 -> nothing
diff --git a/plugins/stream-debugger/testData/streamex/outs/intervalMap.out b/plugins/stream-debugger/testData/streamex/outs/intervalMap.out
index ea40a2472fcd..c96b7ccfbef7 100644
--- a/plugins/stream-debugger/testData/streamex/outs/intervalMap.out
+++ b/plugins/stream-debugger/testData/streamex/outs/intervalMap.out
@@ -5,26 +5,12 @@ IntervalMap.java:8
 StreamEx.of(1, 2, 4, 6, 7, 9, 10)
 .intervalMap((l, r) -> l % 2 == r % 2, (l, r) -> l + r)
 .forEach(System.out::println)
-StreamEx.of
-    before: nothing
-    after: 1,2,4,5,6,8,9
 intervalMap
     before: 1,2,4,5,6,8,9
     after: 3,7,10,11
 forEach
     before: 3,7,10,11
     after: nothing
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 2
-    nothing <- 4
-    nothing <- 5
-    nothing <- 6
-    nothing <- 8
-    nothing <- 9
 mappings for intervalMap
   direct:
     1 -> 3
diff --git a/plugins/stream-debugger/testData/streamex/outs/invert.out b/plugins/stream-debugger/testData/streamex/outs/invert.out
index 327ad62e4f1b..4b821296f6c7 100644
--- a/plugins/stream-debugger/testData/streamex/outs/invert.out
+++ b/plugins/stream-debugger/testData/streamex/outs/invert.out
@@ -5,22 +5,12 @@ Invert.java:8
 EntryStream.of(1, 1, 2, 4, 3, 9)
 .invert()
 .count()
-EntryStream.of
-    before: nothing
-    after: 1,3,5
 invert
     before: 1,3,5
     after: 2,4,6
 count
     before: 2,4,6
     after: nothing
-mappings for EntryStream.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
-    nothing <- 5
 mappings for invert
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/join.out b/plugins/stream-debugger/testData/streamex/outs/join.out
index 88b1dc12ba17..874633ea417f 100644
--- a/plugins/stream-debugger/testData/streamex/outs/join.out
+++ b/plugins/stream-debugger/testData/streamex/outs/join.out
@@ -5,22 +5,12 @@ Join.java:8
 EntryStream.of(1, 1, 2, 4, 3, 9)
 .join(" -> ")
 .forEach(System.out::println)
-EntryStream.of
-    before: nothing
-    after: 1,3,5
 join
     before: 1,3,5
     after: 2,4,6
 forEach
     before: 2,4,6
     after: nothing
-mappings for EntryStream.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
-    nothing <- 5
 mappings for join
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/keys.out b/plugins/stream-debugger/testData/streamex/outs/keys.out
index 0d496fbfd5a6..c364fbe36674 100644
--- a/plugins/stream-debugger/testData/streamex/outs/keys.out
+++ b/plugins/stream-debugger/testData/streamex/outs/keys.out
@@ -5,22 +5,12 @@ Keys.java:8
 EntryStream.of(1, 1, 2, 4, 3, 9)
 .keys()
 .count()
-EntryStream.of
-    before: nothing
-    after: 1,3,5
 keys
     before: 1,3,5
     after: 2,4,6
 count
     before: 2,4,6
     after: nothing
-mappings for EntryStream.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
-    nothing <- 5
 mappings for keys
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/less.out b/plugins/stream-debugger/testData/streamex/outs/less.out
index fd923cf82ff9..72722e440966 100644
--- a/plugins/stream-debugger/testData/streamex/outs/less.out
+++ b/plugins/stream-debugger/testData/streamex/outs/less.out
@@ -5,23 +5,12 @@ Less.java:10
 DoubleStreamEx.of(1., 2., 3., 4.)
 .less(2)
 .max()
-DoubleStreamEx.of
-    before: nothing
-    after: 1,3,4,5
 less
     before: 1,3,4,5
     after: 2
 max
     before: 2
     after: 2147483646
-mappings for DoubleStreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
-    nothing <- 4
-    nothing <- 5
 mappings for less
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/mapFirst.out b/plugins/stream-debugger/testData/streamex/outs/mapFirst.out
index 4d8b27ae6200..021a1d1f37a8 100644
--- a/plugins/stream-debugger/testData/streamex/outs/mapFirst.out
+++ b/plugins/stream-debugger/testData/streamex/outs/mapFirst.out
@@ -5,22 +5,12 @@ MapFirst.java:8
 IntStreamEx.of(1, 2, 3)
 .mapFirst(x -> 10)
 .sum()
-IntStreamEx.of
-    before: nothing
-    after: 1,3,5
 mapFirst
     before: 1,3,5
     after: 2,4,6
 sum
     before: 2,4,6
     after: nothing
-mappings for IntStreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
-    nothing <- 5
 mappings for mapFirst
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/mapFirstOrElse.out b/plugins/stream-debugger/testData/streamex/outs/mapFirstOrElse.out
index 7ccc34316a04..7d249965c8cf 100644
--- a/plugins/stream-debugger/testData/streamex/outs/mapFirstOrElse.out
+++ b/plugins/stream-debugger/testData/streamex/outs/mapFirstOrElse.out
@@ -5,22 +5,12 @@ MapFirstOrElse.java:8
 StreamEx.of(1, 2, 3)
 .mapFirstOrElse(x -> 10, x -> 20)
 .max(Integer::compareTo)
-StreamEx.of
-    before: nothing
-    after: 1,3,5
 mapFirstOrElse
     before: 1,3,5
     after: 2,4,6
 max
     before: 2,4,6
     after: 2147483646
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
-    nothing <- 5
 mappings for mapFirstOrElse
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/mapKeyValue.out b/plugins/stream-debugger/testData/streamex/outs/mapKeyValue.out
index 701ceb88cd29..7d346fb309d5 100644
--- a/plugins/stream-debugger/testData/streamex/outs/mapKeyValue.out
+++ b/plugins/stream-debugger/testData/streamex/outs/mapKeyValue.out
@@ -5,22 +5,12 @@ MapKeyValue.java:23
 EntryStream.of(1, 1, 2, 4, 3, 9)
 .mapKeyValue((k, v) -> k + v)
 .max(Integer::compareTo)
-EntryStream.of
-    before: nothing
-    after: 1,3,5
 mapKeyValue
     before: 1,3,5
     after: 2,4,6
 max
     before: 2,4,6
     after: 2147483646
-mappings for EntryStream.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
-    nothing <- 5
 mappings for mapKeyValue
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/mapKeys.out b/plugins/stream-debugger/testData/streamex/outs/mapKeys.out
index cff3381550bb..3bb22e29eb1b 100644
--- a/plugins/stream-debugger/testData/streamex/outs/mapKeys.out
+++ b/plugins/stream-debugger/testData/streamex/outs/mapKeys.out
@@ -5,22 +5,12 @@ MapKeys.java:8
 EntryStream.of(1, 1, 2, 4, 3, 9)
 .mapKeys(x -> x - 1)
 .count()
-EntryStream.of
-    before: nothing
-    after: 1,3,5
 mapKeys
     before: 1,3,5
     after: 2,4,6
 count
     before: 2,4,6
     after: nothing
-mappings for EntryStream.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
-    nothing <- 5
 mappings for mapKeys
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/mapLast.out b/plugins/stream-debugger/testData/streamex/outs/mapLast.out
index 8b97cfb2e4c8..30afc93e9336 100644
--- a/plugins/stream-debugger/testData/streamex/outs/mapLast.out
+++ b/plugins/stream-debugger/testData/streamex/outs/mapLast.out
@@ -5,22 +5,12 @@ MapLast.java:8
 IntStreamEx.of(1, 2, 3)
 .mapLast(x -> 30)
 .sum()
-IntStreamEx.of
-    before: nothing
-    after: 1,2,4
 mapLast
     before: 1,2,4
     after: 3,5,6
 sum
     before: 3,5,6
     after: nothing
-mappings for IntStreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 2
-    nothing <- 4
 mappings for mapLast
   direct:
     1 -> 3
diff --git a/plugins/stream-debugger/testData/streamex/outs/mapLastOrElse.out b/plugins/stream-debugger/testData/streamex/outs/mapLastOrElse.out
index 82fe745b16c5..b5304db9e53f 100644
--- a/plugins/stream-debugger/testData/streamex/outs/mapLastOrElse.out
+++ b/plugins/stream-debugger/testData/streamex/outs/mapLastOrElse.out
@@ -5,22 +5,12 @@ MapLastOrElse.java:10
 StreamEx.of(1, 2, 3)
 .mapLastOrElse(x -> 30, x -> x - 1)
 .min(Integer::compareTo)
-StreamEx.of
-    before: nothing
-    after: 1,2,4
 mapLastOrElse
     before: 1,2,4
     after: 3,5,6
 min
     before: 3,5,6
     after: 2147483646
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 2
-    nothing <- 4
 mappings for mapLastOrElse
   direct:
     1 -> 3
diff --git a/plugins/stream-debugger/testData/streamex/outs/mapToEntry.out b/plugins/stream-debugger/testData/streamex/outs/mapToEntry.out
index 533f979523dc..ffe6462c65c5 100644
--- a/plugins/stream-debugger/testData/streamex/outs/mapToEntry.out
+++ b/plugins/stream-debugger/testData/streamex/outs/mapToEntry.out
@@ -5,22 +5,12 @@ MapToEntry.java:8
 StreamEx.of(1, 2, 3)
 .mapToEntry(x -> x * x)
 .count()
-StreamEx.of
-    before: nothing
-    after: 1,3,5
 mapToEntry
     before: 1,3,5
     after: 2,4,6
 count
     before: 2,4,6
     after: nothing
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
-    nothing <- 5
 mappings for mapToEntry
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/mapToKey.out b/plugins/stream-debugger/testData/streamex/outs/mapToKey.out
index ea94244d9396..9771051e5238 100644
--- a/plugins/stream-debugger/testData/streamex/outs/mapToKey.out
+++ b/plugins/stream-debugger/testData/streamex/outs/mapToKey.out
@@ -5,22 +5,12 @@ MapToKey.java:8
 EntryStream.of(1, 1, 2, 4, 3, 9)
 .mapToKey((k, v) -> k + v)
 .count()
-EntryStream.of
-    before: nothing
-    after: 1,3,5
 mapToKey
     before: 1,3,5
     after: 2,4,6
 count
     before: 2,4,6
     after: nothing
-mappings for EntryStream.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
-    nothing <- 5
 mappings for mapToKey
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/mapToValue.out b/plugins/stream-debugger/testData/streamex/outs/mapToValue.out
index b41a7d3bb6b8..30c4a305a8f0 100644
--- a/plugins/stream-debugger/testData/streamex/outs/mapToValue.out
+++ b/plugins/stream-debugger/testData/streamex/outs/mapToValue.out
@@ -5,22 +5,12 @@ MapToValue.java:8
 EntryStream.of(1, 1, 2, 4, 3, 9)
 .mapToValue((k, v) -> k + v)
 .count()
-EntryStream.of
-    before: nothing
-    after: 1,3,5
 mapToValue
     before: 1,3,5
     after: 2,4,6
 count
     before: 2,4,6
     after: nothing
-mappings for EntryStream.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
-    nothing <- 5
 mappings for mapToValue
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/mapValues.out b/plugins/stream-debugger/testData/streamex/outs/mapValues.out
index 1292b682c292..01f8ca521916 100644
--- a/plugins/stream-debugger/testData/streamex/outs/mapValues.out
+++ b/plugins/stream-debugger/testData/streamex/outs/mapValues.out
@@ -5,22 +5,12 @@ MapValues.java:8
 EntryStream.of(1, 1, 2, 4, 3, 9)
 .mapValues(x -> 0)
 .count()
-EntryStream.of
-    before: nothing
-    after: 1,3,5
 mapValues
     before: 1,3,5
     after: 2,4,6
 count
     before: 2,4,6
     after: nothing
-mappings for EntryStream.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
-    nothing <- 5
 mappings for mapValues
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/nonNull.out b/plugins/stream-debugger/testData/streamex/outs/nonNull.out
index a6157364a96f..05bf3bf376b5 100644
--- a/plugins/stream-debugger/testData/streamex/outs/nonNull.out
+++ b/plugins/stream-debugger/testData/streamex/outs/nonNull.out
@@ -5,25 +5,12 @@ NonNull.java:9
 StreamEx.of(array)
 .nonNull()
 .count()
-StreamEx.of
-    before: nothing
-    after: 1,3,5,7,9,10
 nonNull
     before: 1,3,5,7,9,10
     after: 2,4,6,8
 count
     before: 2,4,6,8
     after: nothing
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
-    nothing <- 5
-    nothing <- 7
-    nothing <- 9
-    nothing <- 10
 mappings for nonNull
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/nonNullKeys.out b/plugins/stream-debugger/testData/streamex/outs/nonNullKeys.out
index 2e1307ce235d..b47d029c2db1 100644
--- a/plugins/stream-debugger/testData/streamex/outs/nonNullKeys.out
+++ b/plugins/stream-debugger/testData/streamex/outs/nonNullKeys.out
@@ -5,22 +5,12 @@ NonNullKeys.java:8
 EntryStream.of(1, 1, 2, 4, null, 9)
 .nonNullKeys()
 .count()
-EntryStream.of
-    before: nothing
-    after: 1,3,5
 nonNullKeys
     before: 1,3,5
     after: 2,4
 count
     before: 2,4
     after: nothing
-mappings for EntryStream.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
-    nothing <- 5
 mappings for nonNullKeys
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/nonNullValues.out b/plugins/stream-debugger/testData/streamex/outs/nonNullValues.out
index b7049d59fcd5..eda03537912b 100644
--- a/plugins/stream-debugger/testData/streamex/outs/nonNullValues.out
+++ b/plugins/stream-debugger/testData/streamex/outs/nonNullValues.out
@@ -5,22 +5,12 @@ NonNullValues.java:8
 EntryStream.of(1, 1, 2, null, 3, null)
 .nonNullValues()
 .count()
-EntryStream.of
-    before: nothing
-    after: 1,3,4
 nonNullValues
     before: 1,3,4
     after: 2
 count
     before: 2
     after: nothing
-mappings for EntryStream.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
-    nothing <- 4
 mappings for nonNullValues
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/pairMap.out b/plugins/stream-debugger/testData/streamex/outs/pairMap.out
index e88cd39d2d55..36ccacd559e2 100644
--- a/plugins/stream-debugger/testData/streamex/outs/pairMap.out
+++ b/plugins/stream-debugger/testData/streamex/outs/pairMap.out
@@ -5,22 +5,12 @@ PairMap.java:8
 IntStreamEx.of(1, 3, 4)
 .pairMap((l, r) -> l + r)
 .sum()
-IntStreamEx.of
-    before: nothing
-    after: 1,2,4
 pairMap
     before: 1,2,4
     after: 3,5
 sum
     before: 3,5
     after: nothing
-mappings for IntStreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 2
-    nothing <- 4
 mappings for pairMap
   direct:
     1 -> 3
diff --git a/plugins/stream-debugger/testData/streamex/outs/parallel.out b/plugins/stream-debugger/testData/streamex/outs/parallel.out
index 9607508f9d90..4ce0b5a9b6d5 100644
--- a/plugins/stream-debugger/testData/streamex/outs/parallel.out
+++ b/plugins/stream-debugger/testData/streamex/outs/parallel.out
@@ -5,22 +5,12 @@ Parallel.java:11
 StreamEx.of(1, 2, 3)
 .parallel((ForkJoinPool) Executors.newWorkStealingPool())
 .count()
-StreamEx.of
-    before: nothing
-    after: 1,3,5
 parallel
     before: 1,3,5
     after: 2,4,6
 count
     before: 2,4,6
     after: nothing
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
-    nothing <- 5
 mappings for parallel
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/peek.out b/plugins/stream-debugger/testData/streamex/outs/peek.out
index a964c53c900c..b4d966ed9145 100644
--- a/plugins/stream-debugger/testData/streamex/outs/peek.out
+++ b/plugins/stream-debugger/testData/streamex/outs/peek.out
@@ -10,9 +10,6 @@ StreamEx.of(1, 2, 3)
 .peekValues(System.out::print)
 .peekKeyValue((k, v) -> System.out.println("(" + k + " -> " + v + ")"))
 .count()
-StreamEx.of
-    before: nothing
-    after: 1,3,10
 peekFirst
     before: 1,3,10
     after: 2,4,11
@@ -34,13 +31,6 @@ peekKeyValue
 count
     before: 9,16,21
     after: nothing
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
-    nothing <- 10
 mappings for peekFirst
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/prefix.out b/plugins/stream-debugger/testData/streamex/outs/prefix.out
index a5524dc084cd..61246468e20d 100644
--- a/plugins/stream-debugger/testData/streamex/outs/prefix.out
+++ b/plugins/stream-debugger/testData/streamex/outs/prefix.out
@@ -5,25 +5,12 @@ Prefix.java:8
 StreamEx.of(1, 2, 3, 4, 5, 7)
 .prefix((l, r) -> l + r)
 .forEach(System.out::println)
-StreamEx.of
-    before: nothing
-    after: 1,3,5,7,9,11
 prefix
     before: 1,3,5,7,9,11
     after: 2,4,6,8,10,12
 forEach
     before: 2,4,6,8,10,12
     after: nothing
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
-    nothing <- 5
-    nothing <- 7
-    nothing <- 9
-    nothing <- 11
 mappings for prefix
   direct:
     1 -> nothing
diff --git a/plugins/stream-debugger/testData/streamex/outs/prefixKeys.out b/plugins/stream-debugger/testData/streamex/outs/prefixKeys.out
index 68c0c0674073..02811c8c7060 100644
--- a/plugins/stream-debugger/testData/streamex/outs/prefixKeys.out
+++ b/plugins/stream-debugger/testData/streamex/outs/prefixKeys.out
@@ -5,22 +5,12 @@ PrefixKeys.java:8
 EntryStream.of(1, 1, 2, 4, 3, 9)
 .prefixKeys((l, r) -> l + r)
 .count()
-EntryStream.of
-    before: nothing
-    after: 1,3,5
 prefixKeys
     before: 1,3,5
     after: 2,4,6
 count
     before: 2,4,6
     after: nothing
-mappings for EntryStream.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
-    nothing <- 5
 mappings for prefixKeys
   direct:
     1 -> nothing
diff --git a/plugins/stream-debugger/testData/streamex/outs/prefixValues.out b/plugins/stream-debugger/testData/streamex/outs/prefixValues.out
index bfa1be69e20e..e4876969f5ae 100644
--- a/plugins/stream-debugger/testData/streamex/outs/prefixValues.out
+++ b/plugins/stream-debugger/testData/streamex/outs/prefixValues.out
@@ -5,22 +5,12 @@ PrefixValues.java:8
 EntryStream.of(1, 1, 2, 4, 3, 9)
 .prefixValues((l, r) -> l + r)
 .count()
-EntryStream.of
-    before: nothing
-    after: 1,3,5
 prefixValues
     before: 1,3,5
     after: 2,4,6
 count
     before: 2,4,6
     after: nothing
-mappings for EntryStream.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
-    nothing <- 5
 mappings for prefixValues
   direct:
     1 -> nothing
diff --git a/plugins/stream-debugger/testData/streamex/outs/prependMany.out b/plugins/stream-debugger/testData/streamex/outs/prependMany.out
index 52e1892a54c6..a6936154142c 100644
--- a/plugins/stream-debugger/testData/streamex/outs/prependMany.out
+++ b/plugins/stream-debugger/testData/streamex/outs/prependMany.out
@@ -5,21 +5,12 @@ PrependMany.java:10
 StreamEx.of(1, 2)
 .prepend(Stream.of(3, 4, 5))
 .count()
-StreamEx.of
-    before: nothing
-    after: 4,6
 prepend
     before: 4,6
     after: 1,2,3,5,7
 count
     before: 1,2,3,5,7
     after: nothing
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 4
-    nothing <- 6
 mappings for prepend
   direct:
     4 -> 5
diff --git a/plugins/stream-debugger/testData/streamex/outs/prependNone.out b/plugins/stream-debugger/testData/streamex/outs/prependNone.out
index 3bdd814dadaa..fae5e45e584b 100644
--- a/plugins/stream-debugger/testData/streamex/outs/prependNone.out
+++ b/plugins/stream-debugger/testData/streamex/outs/prependNone.out
@@ -5,21 +5,12 @@ PrependNone.java:8
 StreamEx.of(1, 2)
 .prepend()
 .count()
-StreamEx.of
-    before: nothing
-    after: 1,3
 prepend
     before: 1,3
     after: 2,4
 count
     before: 2,4
     after: nothing
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
 mappings for prepend
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/prependOne.out b/plugins/stream-debugger/testData/streamex/outs/prependOne.out
index bbb3fe88d887..0e155b84bf19 100644
--- a/plugins/stream-debugger/testData/streamex/outs/prependOne.out
+++ b/plugins/stream-debugger/testData/streamex/outs/prependOne.out
@@ -5,21 +5,12 @@ PrependOne.java:8
 StreamEx.of(1, 2)
 .prepend(3)
 .count()
-StreamEx.of
-    before: nothing
-    after: 2,4
 prepend
     before: 2,4
     after: 1,3,5
 count
     before: 1,3,5
     after: nothing
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 2
-    nothing <- 4
 mappings for prepend
   direct:
     2 -> 3
diff --git a/plugins/stream-debugger/testData/streamex/outs/prependToEmpty.out b/plugins/stream-debugger/testData/streamex/outs/prependToEmpty.out
index 9b979486c999..0e326c7dd444 100644
--- a/plugins/stream-debugger/testData/streamex/outs/prependToEmpty.out
+++ b/plugins/stream-debugger/testData/streamex/outs/prependToEmpty.out
@@ -5,20 +5,12 @@ PrependToEmpty.java:8
 StreamEx.empty()
 .prepend(1)
 .count()
-StreamEx.empty
-    before: nothing
-    after: nothing
 prepend
     before: nothing
     after: 1
 count
     before: 1
     after: nothing
-mappings for StreamEx.empty
-  direct:
-    no
-  reverse:
-    empty
 mappings for prepend
   direct:
     empty
diff --git a/plugins/stream-debugger/testData/streamex/outs/remove.out b/plugins/stream-debugger/testData/streamex/outs/remove.out
index f6622480f06a..06d161a41620 100644
--- a/plugins/stream-debugger/testData/streamex/outs/remove.out
+++ b/plugins/stream-debugger/testData/streamex/outs/remove.out
@@ -5,23 +5,12 @@ Remove.java:8
 StreamEx.of(1, 2, 3, 4)
 .remove(x -> x % 3 == 0)
 .forEach(System.out::print)
-StreamEx.of
-    before: nothing
-    after: 1,3,5,6
 remove
     before: 1,3,5,6
     after: 2,4,7
 forEach
     before: 2,4,7
     after: nothing
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
-    nothing <- 5
-    nothing <- 6
 mappings for remove
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/removeBy.out b/plugins/stream-debugger/testData/streamex/outs/removeBy.out
index f6d8c495d1fb..c98b11877a7c 100644
--- a/plugins/stream-debugger/testData/streamex/outs/removeBy.out
+++ b/plugins/stream-debugger/testData/streamex/outs/removeBy.out
@@ -5,23 +5,12 @@ RemoveBy.java:8
 StreamEx.of(1, 2, 3, 4)
 .removeBy(x -> x * x, 16)
 .forEach(System.out::print)
-StreamEx.of
-    before: nothing
-    after: 1,3,5,7
 removeBy
     before: 1,3,5,7
     after: 2,4,6
 forEach
     before: 2,4,6
     after: nothing
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
-    nothing <- 5
-    nothing <- 7
 mappings for removeBy
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/removeKeyValue.out b/plugins/stream-debugger/testData/streamex/outs/removeKeyValue.out
index 5ba540a5ef43..bed6c0860207 100644
--- a/plugins/stream-debugger/testData/streamex/outs/removeKeyValue.out
+++ b/plugins/stream-debugger/testData/streamex/outs/removeKeyValue.out
@@ -5,22 +5,12 @@ RemoveKeyValue.java:8
 EntryStream.of(1, 1, 2, 4, 3, 9)
 .removeKeyValue((k, v) -> v < 7)
 .count()
-EntryStream.of
-    before: nothing
-    after: 1,2,3
 removeKeyValue
     before: 1,2,3
     after: 4
 count
     before: 4
     after: nothing
-mappings for EntryStream.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 2
-    nothing <- 3
 mappings for removeKeyValue
   direct:
     1 -> nothing
diff --git a/plugins/stream-debugger/testData/streamex/outs/removeKeys.out b/plugins/stream-debugger/testData/streamex/outs/removeKeys.out
index 3259b7ae8de5..a5499f943bd3 100644
--- a/plugins/stream-debugger/testData/streamex/outs/removeKeys.out
+++ b/plugins/stream-debugger/testData/streamex/outs/removeKeys.out
@@ -5,22 +5,12 @@ RemoveKeys.java:8
 EntryStream.of(1, 1, 2, 4, 3, 9)
 .removeKeys(x -> x < 3)
 .count()
-EntryStream.of
-    before: nothing
-    after: 1,2,3
 removeKeys
     before: 1,2,3
     after: 4
 count
     before: 4
     after: nothing
-mappings for EntryStream.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 2
-    nothing <- 3
 mappings for removeKeys
   direct:
     1 -> nothing
diff --git a/plugins/stream-debugger/testData/streamex/outs/removeValues.out b/plugins/stream-debugger/testData/streamex/outs/removeValues.out
index ade179901f0b..e11ed5f93a93 100644
--- a/plugins/stream-debugger/testData/streamex/outs/removeValues.out
+++ b/plugins/stream-debugger/testData/streamex/outs/removeValues.out
@@ -5,22 +5,12 @@ RemoveValues.java:8
 EntryStream.of(1, 1, 2, 4, 3, 9)
 .removeValues(v-> v < 7)
 .count()
-EntryStream.of
-    before: nothing
-    after: 1,2,3
 removeValues
     before: 1,2,3
     after: 4
 count
     before: 4
     after: nothing
-mappings for EntryStream.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 2
-    nothing <- 3
 mappings for removeValues
   direct:
     1 -> nothing
diff --git a/plugins/stream-debugger/testData/streamex/outs/reverseSorted.out b/plugins/stream-debugger/testData/streamex/outs/reverseSorted.out
index fe8096ed96c3..836403bbcae8 100644
--- a/plugins/stream-debugger/testData/streamex/outs/reverseSorted.out
+++ b/plugins/stream-debugger/testData/streamex/outs/reverseSorted.out
@@ -2,25 +2,15 @@ LineBreakpoint created at ReverseSorted.java:8
 !JDK_HOME!\bin\java -agentlib:jdwp=transport=dt_socket,address=!HOST_NAME!:!HOST_PORT!,suspend=y,server=n -Dfile.encoding=!FILE_ENCODING! -classpath !OUTPUT_PATH!;C:\Projects\stream-debugger-plugin\java\lib\streamex-0.6.5.jar;!RT_JAR! sorted.ReverseSorted
 Connected to the target VM, address: '!HOST_NAME!:PORT_NAME!', transport: 'socket'
 ReverseSorted.java:8
-StreamEx.of(1, 2, 3)
+StreamEx.of(1,2,3)
 .reverseSorted()
 .forEach(System.out::println)
-StreamEx.of
-    before: nothing
-    after: 1,2,3
 reverseSorted
     before: 1,2,3
     after: 4,5,6
 forEach
     before: 4,5,6
     after: nothing
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 2
-    nothing <- 3
 mappings for reverseSorted
   direct:
     1 -> 6
diff --git a/plugins/stream-debugger/testData/streamex/outs/runLengths.out b/plugins/stream-debugger/testData/streamex/outs/runLengths.out
index 7bfe94cd73b7..51b60ba61608 100644
--- a/plugins/stream-debugger/testData/streamex/outs/runLengths.out
+++ b/plugins/stream-debugger/testData/streamex/outs/runLengths.out
@@ -5,26 +5,12 @@ RunLengths.java:8
 StreamEx.of(1, 2, 2, 3, 2, 2, 4)
 .runLengths()
 .count()
-StreamEx.of
-    before: nothing
-    after: 1,2,4,5,7,9,10
 runLengths
     before: 1,2,4,5,7,9,10
     after: 3,6,8,11,12
 count
     before: 3,6,8,11,12
     after: nothing
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 2
-    nothing <- 4
-    nothing <- 5
-    nothing <- 7
-    nothing <- 9
-    nothing <- 10
 mappings for runLengths
   direct:
     1 -> 3
diff --git a/plugins/stream-debugger/testData/streamex/outs/select.out b/plugins/stream-debugger/testData/streamex/outs/select.out
index 2833b1163a73..88eae4c30b13 100644
--- a/plugins/stream-debugger/testData/streamex/outs/select.out
+++ b/plugins/stream-debugger/testData/streamex/outs/select.out
@@ -5,24 +5,12 @@ Select.java:24
 StreamEx.of(objects)
 .select(Long.class)
 .count()
-StreamEx.of
-    before: nothing
-    after: 1,2,3,4,6
 select
     before: 1,2,3,4,6
     after: 5
 count
     before: 5
     after: nothing
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 2
-    nothing <- 3
-    nothing <- 4
-    nothing <- 6
 mappings for select
   direct:
     1 -> nothing
diff --git a/plugins/stream-debugger/testData/streamex/outs/selectKeys.out b/plugins/stream-debugger/testData/streamex/outs/selectKeys.out
index 74fd37d73361..69b2b0d77ec0 100644
--- a/plugins/stream-debugger/testData/streamex/outs/selectKeys.out
+++ b/plugins/stream-debugger/testData/streamex/outs/selectKeys.out
@@ -5,22 +5,12 @@ SelectKeys.java:8
 EntryStream.of(1, 1, 2L, 4, new Object(), 9)
 .selectKeys(Long.class)
 .count()
-EntryStream.of
-    before: nothing
-    after: 1,2,4
 selectKeys
     before: 1,2,4
     after: 3
 count
     before: 3
     after: nothing
-mappings for EntryStream.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 2
-    nothing <- 4
 mappings for selectKeys
   direct:
     1 -> nothing
diff --git a/plugins/stream-debugger/testData/streamex/outs/selectValues.out b/plugins/stream-debugger/testData/streamex/outs/selectValues.out
index e87f00b36fd7..1db3cf6aedc8 100644
--- a/plugins/stream-debugger/testData/streamex/outs/selectValues.out
+++ b/plugins/stream-debugger/testData/streamex/outs/selectValues.out
@@ -5,22 +5,12 @@ SelectValues.java:8
 EntryStream.of(1, 1, 2, 4L, 3, new Object())
 .selectValues(Long.class)
 .count()
-EntryStream.of
-    before: nothing
-    after: 1,2,4
 selectValues
     before: 1,2,4
     after: 3
 count
     before: 3
     after: nothing
-mappings for EntryStream.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 2
-    nothing <- 4
 mappings for selectValues
   direct:
     1 -> nothing
diff --git a/plugins/stream-debugger/testData/streamex/outs/skipOrdered.out b/plugins/stream-debugger/testData/streamex/outs/skipOrdered.out
index aa6c410b192b..a76e8b27bcde 100644
--- a/plugins/stream-debugger/testData/streamex/outs/skipOrdered.out
+++ b/plugins/stream-debugger/testData/streamex/outs/skipOrdered.out
@@ -5,21 +5,12 @@ SkipOrdered.java:8
 IntStreamEx.of(1, 2)
 .skipOrdered(1)
 .sum()
-IntStreamEx.of
-    before: nothing
-    after: 1,2
 skipOrdered
     before: 1,2
     after: 3
 sum
     before: 3
     after: nothing
-mappings for IntStreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 2
 mappings for skipOrdered
   direct:
     1 -> nothing
diff --git a/plugins/stream-debugger/testData/streamex/outs/sortedBy.out b/plugins/stream-debugger/testData/streamex/outs/sortedBy.out
index db1691c58324..94eb878a88d9 100644
--- a/plugins/stream-debugger/testData/streamex/outs/sortedBy.out
+++ b/plugins/stream-debugger/testData/streamex/outs/sortedBy.out
@@ -5,22 +5,12 @@ SortedBy.java:8
 StreamEx.of(1, 2, 10)
 .sortedBy(Object::toString)
 .forEach(System.out::println)
-StreamEx.of
-    before: nothing
-    after: 1,2,3
 sortedBy
     before: 1,2,3
     after: 4,5,6
 forEach
     before: 4,5,6
     after: nothing
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 2
-    nothing <- 3
 mappings for sortedBy
   direct:
     1 -> 4
diff --git a/plugins/stream-debugger/testData/streamex/outs/sortedByDouble.out b/plugins/stream-debugger/testData/streamex/outs/sortedByDouble.out
index 2cd0b7b77ab5..0cd117dba9e3 100644
--- a/plugins/stream-debugger/testData/streamex/outs/sortedByDouble.out
+++ b/plugins/stream-debugger/testData/streamex/outs/sortedByDouble.out
@@ -5,22 +5,12 @@ SortedByDouble.java:8
 StreamEx.of(10, 1, 2)
 .sortedByDouble(Integer::doubleValue)
 .forEach(System.out::println)
-StreamEx.of
-    before: nothing
-    after: 1,2,3
 sortedByDouble
     before: 1,2,3
     after: 4,5,6
 forEach
     before: 4,5,6
     after: nothing
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 2
-    nothing <- 3
 mappings for sortedByDouble
   direct:
     1 -> 6
diff --git a/plugins/stream-debugger/testData/streamex/outs/sortedByInt.out b/plugins/stream-debugger/testData/streamex/outs/sortedByInt.out
index f840851390a3..cb670747096d 100644
--- a/plugins/stream-debugger/testData/streamex/outs/sortedByInt.out
+++ b/plugins/stream-debugger/testData/streamex/outs/sortedByInt.out
@@ -5,21 +5,12 @@ SortedByInt.java:8
 StreamEx.of(2, 1)
 .sortedByInt(Integer::intValue)
 .forEach(System.out::println)
-StreamEx.of
-    before: nothing
-    after: 1,2
 sortedByInt
     before: 1,2
     after: 3,4
 forEach
     before: 3,4
     after: nothing
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 2
 mappings for sortedByInt
   direct:
     1 -> 4
diff --git a/plugins/stream-debugger/testData/streamex/outs/sortedByLong.out b/plugins/stream-debugger/testData/streamex/outs/sortedByLong.out
index 69cc5e68fa88..7adb9952574d 100644
--- a/plugins/stream-debugger/testData/streamex/outs/sortedByLong.out
+++ b/plugins/stream-debugger/testData/streamex/outs/sortedByLong.out
@@ -5,22 +5,12 @@ SortedByLong.java:8
 StreamEx.of(1, 2, 10)
 .sortedByLong(x -> 10 - x)
 .forEach(System.out::println)
-StreamEx.of
-    before: nothing
-    after: 1,2,3
 sortedByLong
     before: 1,2,3
     after: 4,5,6
 forEach
     before: 4,5,6
     after: nothing
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 2
-    nothing <- 3
 mappings for sortedByLong
   direct:
     1 -> 6
diff --git a/plugins/stream-debugger/testData/streamex/outs/takeWhile.out b/plugins/stream-debugger/testData/streamex/outs/takeWhile.out
index ce5fd649b23f..d82a96e1c34e 100644
--- a/plugins/stream-debugger/testData/streamex/outs/takeWhile.out
+++ b/plugins/stream-debugger/testData/streamex/outs/takeWhile.out
@@ -5,21 +5,12 @@ TakeWhile.java:8
 IntStreamEx.of(1, 2, 3)
 .takeWhile(x -> x % 2 != 0)
 .count()
-IntStreamEx.of
-    before: nothing
-    after: 1,3
 takeWhile
     before: 1,3
     after: 2
 count
     before: 2
     after: nothing
-mappings for IntStreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
 mappings for takeWhile
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/takeWhileInclusive.out b/plugins/stream-debugger/testData/streamex/outs/takeWhileInclusive.out
index fbd8731dc2dc..c0405aed9396 100644
--- a/plugins/stream-debugger/testData/streamex/outs/takeWhileInclusive.out
+++ b/plugins/stream-debugger/testData/streamex/outs/takeWhileInclusive.out
@@ -5,21 +5,12 @@ TakeWhileInclusive.java:8
 IntStreamEx.of(1, 2, 3)
 .takeWhileInclusive(x -> x % 2 != 0)
 .count()
-IntStreamEx.of
-    before: nothing
-    after: 1,3
 takeWhileInclusive
     before: 1,3
     after: 2,4
 count
     before: 2,4
     after: nothing
-mappings for IntStreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
 mappings for takeWhileInclusive
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/values.out b/plugins/stream-debugger/testData/streamex/outs/values.out
index 8838d37ee76b..7f30b7e9c665 100644
--- a/plugins/stream-debugger/testData/streamex/outs/values.out
+++ b/plugins/stream-debugger/testData/streamex/outs/values.out
@@ -6,9 +6,6 @@ EntryStream.of(1, 1, 2, 4, 3, 9)
 .values()
 .mapToInt(Integer::intValue)
 .sum()
-EntryStream.of
-    before: nothing
-    after: 1,4,7
 values
     before: 1,4,7
     after: 2,5,8
@@ -18,13 +15,6 @@ mapToInt
 sum
     before: 3,6,9
     after: nothing
-mappings for EntryStream.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 4
-    nothing <- 7
 mappings for values
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/withFirst.out b/plugins/stream-debugger/testData/streamex/outs/withFirst.out
index f03b7a12a637..ffce102c5978 100644
--- a/plugins/stream-debugger/testData/streamex/outs/withFirst.out
+++ b/plugins/stream-debugger/testData/streamex/outs/withFirst.out
@@ -5,22 +5,12 @@ WithFirst.java:8
 StreamEx.of(10., 2., 3.)
 .withFirst((first, other) -> first * other)
 .count()
-StreamEx.of
-    before: nothing
-    after: 1,3,5
 withFirst
     before: 1,3,5
     after: 2,4,6
 count
     before: 2,4,6
     after: nothing
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
-    nothing <- 5
 mappings for withFirst
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/without.out b/plugins/stream-debugger/testData/streamex/outs/without.out
index 386fc8d904c2..01dae5472091 100644
--- a/plugins/stream-debugger/testData/streamex/outs/without.out
+++ b/plugins/stream-debugger/testData/streamex/outs/without.out
@@ -5,22 +5,12 @@ Without.java:8
 IntStreamEx.of(1, 2, 3)
 .without(2, 3)
 .count()
-IntStreamEx.of
-    before: nothing
-    after: 1,3,4
 without
     before: 1,3,4
     after: 2
 count
     before: 2
     after: nothing
-mappings for IntStreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
-    nothing <- 4
 mappings for without
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/zipWithGreater.out b/plugins/stream-debugger/testData/streamex/outs/zipWithGreater.out
index 60a36229ad03..392a2c268813 100644
--- a/plugins/stream-debugger/testData/streamex/outs/zipWithGreater.out
+++ b/plugins/stream-debugger/testData/streamex/outs/zipWithGreater.out
@@ -5,22 +5,12 @@ ZipWithGreater.java:10
 StreamEx.of(1, 2, 3)
 .zipWith(Stream.of(1, 3, 9, 16, 25))
 .count()
-StreamEx.of
-    before: nothing
-    after: 1,3,5
 zipWith
     before: 1,3,5
     after: 2,4,6
 count
     before: 2,4,6
     after: nothing
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
-    nothing <- 5
 mappings for zipWith
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/zipWithLesser.out b/plugins/stream-debugger/testData/streamex/outs/zipWithLesser.out
index 59ad7e85f7db..5c25229675a8 100644
--- a/plugins/stream-debugger/testData/streamex/outs/zipWithLesser.out
+++ b/plugins/stream-debugger/testData/streamex/outs/zipWithLesser.out
@@ -5,22 +5,12 @@ ZipWithLesser.java:10
 StreamEx.of(1, 2, 3, 4, 5)
 .zipWith(Stream.of(1, 3, 9))
 .count()
-StreamEx.of
-    before: nothing
-    after: 1,3,5
 zipWith
     before: 1,3,5
     after: 2,4,6
 count
     before: 2,4,6
     after: nothing
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
-    nothing <- 5
 mappings for zipWith
   direct:
     1 -> 2
diff --git a/plugins/stream-debugger/testData/streamex/outs/zipWithSameSizes.out b/plugins/stream-debugger/testData/streamex/outs/zipWithSameSizes.out
index 575f379f0337..058904bb6b74 100644
--- a/plugins/stream-debugger/testData/streamex/outs/zipWithSameSizes.out
+++ b/plugins/stream-debugger/testData/streamex/outs/zipWithSameSizes.out
@@ -5,22 +5,12 @@ ZipWithSameSizes.java:10
 StreamEx.of(1, 2, 3)
 .zipWith(Stream.of(1, 3, 9))
 .count()
-StreamEx.of
-    before: nothing
-    after: 1,3,5
 zipWith
     before: 1,3,5
     after: 2,4,6
 count
     before: 2,4,6
     after: nothing
-mappings for StreamEx.of
-  direct:
-    no
-  reverse:
-    nothing <- 1
-    nothing <- 3
-    nothing <- 5
 mappings for zipWith
   direct:
     1 -> 2