fix docs only

Author: xiazcy

docs/src/dev/provider/gremlin-semantics.asciidoc

@@ -632,16 +632,16 @@ incoming list traverser as string.
 *Arguments:*
 
 * `scope` - Determines the type of traverser it operates on. Both scopes will operate on the level of individual traversers.
-The `global` scope will operate on individual traverser, casting all (except null) to string. The `local` scope will behave like
-`global` for everything except lists, where it will cast individual non-null elements inside the list into string and return a
+The `global` scope will operate on individual traverser, casting all (except `null`) to string. The `local` scope will behave like
+`global` for everything except lists, where it will cast individual non-`null` elements inside the list into string and return a
 list of string instead.
 
 Null values from the incoming traverser are not processed and remain as null when returned.
 
 *Exceptions*
 None
 
-See: link:https://github.com/apache/tinkerpop/tree/x.y.z/gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/step/map/AsStringStep.java[source],
+See: link:https://github.com/apache/tinkerpop/tree/x.y.z/gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/step/map/AsStringGlobalStep.java[source],
 link:https://tinkerpop.apache.org/docs/x.y.z/reference/#asString-step[reference]
 
 [[call-step]]
@@ -763,7 +763,7 @@ will cause exceptions to be thrown.
 
 See: link:https://github.com/apache/tinkerpop/tree/x.y.z/gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/step/map/CombineStep.java[source],
 link:https://tinkerpop.apache.org/docs/x.y.z/reference/#combine-step[reference],
-link:https://tinkerpop.apache.org/docs/x.y.z/reference/#merge-step[merge() reference],
+link:https://tinkerpop.apache.org/docs/x.y.z/reference/#merge-step[merge() reference]
 
 [[concat-step]]
 === concat()
@@ -1061,7 +1061,7 @@ Null values from the incoming traverser are not processed and remain as null whe
 * For `Scope.global` or parameterless function calls, if the incoming traverser is a non-String value then an `IllegalArgumentException` will be thrown.
 * For `Scope.local`, if the incoming traverser is not a string or a list of strings then an `IllegalArgumentException` will be thrown.
 
-See: link:https://github.com/apache/tinkerpop/tree/x.y.z/gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/step/map/LengthStep.java[source],
+See: link:https://github.com/apache/tinkerpop/tree/x.y.z/gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/step/map/LengthGlobalStep.java[source],
 link:https://tinkerpop.apache.org/docs/x.y.z/reference/#length-step[reference]
 
 [[intersect-step]]
@@ -1122,9 +1122,9 @@ None
 
 *Considerations:*
 
-Every element in the list (except null) is converted to a String. Null values are ignored. The delimiter is inserted
+Every element in the list (except `null`) is converted to a String. Null values are ignored. The delimiter is inserted
 between neighboring elements to form the final result. This step only applies to list types which means that
-non-iterable types (including null) will cause exceptions to be thrown.
+non-iterable types (including `null`) will cause exceptions to be thrown.
 
 *Exceptions*
 
@@ -1158,7 +1158,7 @@ Null values from the incoming traverser are not processed and remain as null whe
 * For `Scope.global` or parameterless function calls, if the incoming traverser is a non-String value then an `IllegalArgumentException` will be thrown.
 * For `Scope.local`, if the incoming traverser is not a string or a list of strings then an `IllegalArgumentException` will be thrown.
 
-See: link:https://github.com/apache/tinkerpop/tree/x.y.z/gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/step/map/LTrimStep.java[source],
+See: link:https://github.com/apache/tinkerpop/tree/x.y.z/gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/step/map/LTrimGlobalStep.java[source],
 link:https://tinkerpop.apache.org/docs/x.y.z/reference/#lTrim-step[reference]
 
 [[merge-step]]
@@ -1401,7 +1401,7 @@ Null values from the incoming traverser are not processed and remain as null whe
 * For `Scope.global` or parameterless function calls, if the incoming traverser is a non-String value then an `IllegalArgumentException` will be thrown.
 * For `Scope.local`, if the incoming traverser is not a string or a list of strings then an `IllegalArgumentException` will be thrown.
 
-See: link:https://github.com/apache/tinkerpop/tree/x.y.z/gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/step/map/ReplaceStep.java[source],
+See: link:https://github.com/apache/tinkerpop/tree/x.y.z/gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/step/map/ReplaceGlobalStep.java[source],
 link:https://tinkerpop.apache.org/docs/x.y.z/reference/#replace-step[reference]
 
 [[reverse-step]]
@@ -1456,7 +1456,7 @@ Null values from the incoming traverser are not processed and remain as null whe
 * For `Scope.global` or parameterless function calls, if the incoming traverser is a non-String value then an `IllegalArgumentException` will be thrown.
 * For `Scope.local`, if the incoming traverser is not a string or a list of strings then an `IllegalArgumentException` will be thrown.
 
-See: link:https://github.com/apache/tinkerpop/tree/x.y.z/gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/step/map/RTrimStep.java[source],
+See: link:https://github.com/apache/tinkerpop/tree/x.y.z/gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/step/map/RTrimGlobalStep.java[source],
 link:https://tinkerpop.apache.org/docs/x.y.z/reference/#rTrim-step[reference]
 
 [[split-step]]
@@ -1485,7 +1485,7 @@ Null values from the incoming traverser are not processed and remain as null whe
 * For `Scope.global` or parameterless function calls, if the incoming traverser is a non-String value then an `IllegalArgumentException` will be thrown.
 * For `Scope.local`, if the incoming traverser is not a string or a list of strings then an `IllegalArgumentException` will be thrown.
 
-See: link:https://github.com/apache/tinkerpop/tree/x.y.z/gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/step/map/SplitStep.java[source],
+See: link:https://github.com/apache/tinkerpop/tree/x.y.z/gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/step/map/SplitGlobalStep.java[source],
 link:https://tinkerpop.apache.org/docs/x.y.z/reference/#split-step[reference]
 
 [[substring-step]]
@@ -1516,7 +1516,7 @@ Null values from the incoming traverser are not processed and remain as null whe
 * For `Scope.global` or parameterless function calls, if the incoming traverser is a non-String value then an `IllegalArgumentException` will be thrown.
 * For `Scope.local`, if the incoming traverser is not a string or a list of strings then an `IllegalArgumentException` will be thrown.
 
-See: link:https://github.com/apache/tinkerpop/tree/x.y.z/gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/step/map/SubstringStep.java[source],
+See: link:https://github.com/apache/tinkerpop/tree/x.y.z/gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/step/map/SubstringGlobalStep.java[source],
 link:https://tinkerpop.apache.org/docs/x.y.z/reference/#substring-step[reference]
 
 [[toLower-step]]
@@ -1544,7 +1544,7 @@ Null values from the incoming traverser are not processed and remain as null whe
 * For `Scope.global` or parameterless function calls, if the incoming traverser is a non-String value then an `IllegalArgumentException` will be thrown.
 * For `Scope.local`, if the incoming traverser is not a string or a list of strings then an `IllegalArgumentException` will be thrown.
 
-See: link:https://github.com/apache/tinkerpop/tree/x.y.z/gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/step/map/ToLowerStep.java[source],
+See: link:https://github.com/apache/tinkerpop/tree/x.y.z/gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/step/map/ToLowerGlobalStep.java[source],
 link:https://tinkerpop.apache.org/docs/x.y.z/reference/#toLower-step[reference]
 
 [[toUpper-step]]
@@ -1572,7 +1572,7 @@ Null values from the incoming traverser are not processed and remain as null whe
 * For `Scope.global` or parameterless function calls, if the incoming traverser is a non-String value then an `IllegalArgumentException` will be thrown.
 * For `Scope.local`, if the incoming traverser is not a string or a list of strings then an `IllegalArgumentException` will be thrown.
 
-See: link:https://github.com/apache/tinkerpop/tree/x.y.z/gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/step/map/ToUpperStep.java[source],
+See: link:https://github.com/apache/tinkerpop/tree/x.y.z/gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/step/map/ToUpperGlobalStep.java[source],
 link:https://tinkerpop.apache.org/docs/x.y.z/reference/#toUpper-step[reference]
 
 [[trim-step]]
@@ -1599,5 +1599,5 @@ Null values from the incoming traverser are not processed and remain as null whe
 * For `Scope.global` or parameterless function calls, if the incoming traverser is a non-String value then an `IllegalArgumentException` will be thrown.
 * For `Scope.local`, if the incoming traverser is not a string or a list of strings then an `IllegalArgumentException` will be thrown.
 
-See: link:https://github.com/apache/tinkerpop/tree/x.y.z/gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/step/map/TrimStep.java[source],
+See: link:https://github.com/apache/tinkerpop/tree/x.y.z/gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/step/map/TrimGlobalStep.java[source],
 link:https://tinkerpop.apache.org/docs/x.y.z/reference/#trim-step[reference]