docs(transform): Add docs for hash transform (#293)

Signed-off-by: Maximilian Blatt <maximilian.blatt-extern@deutschebahn.com> Signed-off-by: Maximilian Blatt <maximilian.blatt-extern@deutschebahn.com>
2023-01-23 19:46:16 +01:00 · 2023-01-23 19:46:16 +01:00 · 0e8d93f756
parent 8a67af56c7
commit 0e8d93f756
1 changed files with 6 additions and 0 deletions
--- a/content/master/reference/composition.md
+++ b/content/master/reference/composition.md
@ -749,6 +749,12 @@ Currently only `multiply` is supported.
     regexp:
      match: 'arn:aws:iam::(\d+):.*'
      group: 1  # Optional capture group. Omit to match the entire regexp.
+
+# The output will be the hash of the JSON representation of the 'from' field.
+- type: string
+  string:
+     type: Convert
+     convert: ToSha1 # alternatives: 'ToSha256' or 'ToSha512'
 ```

 `convert`. Transforms values of one type to another, for example from a string