literal phrase ⇒ token, expression phrase ⇒ tuple, expression phrase ⇒ natural number?, block phrase ⇒ []→⊤
Source: /avail/Avail/Foundation/Concurrency
Categories: Concurrency, Control Structures, Loops, Collections, Tuples, Transformers
Concurrently apply transformer to each consecutive element of aTuple, collecting the results into a new tuple (and preserving ordering of the transformed elements). Answer this tuple.
| Position | Name | Type | Description | |
|---|---|---|---|---|
| Parameters | ||||
| 1 | elementPhrase | literal phrase ⇒ token | A literal phrase holding a synthetic literal token whose value is the name of the loop variable. The generated loop variable is given the strongest possible type based on the type union of the leading types and default type of aTuple. | |
| 2 | aTuple | expression phrase ⇒ tuple | ||
| 3 | optionalLimit | expression phrase ⇒ natural number? |
If specified, then the maximum number of worker fiber s permitted to run in parallel. If not specified, then permit default maximum worker fibers worker fiber s to run in parallel.
|
|
| 4 | action | block phrase ⇒ []→⊤ | A function that includes 1) an element of the tuple and 2) the index of that element. | |
| Returns | ⊤ | Raises | ||
| worker exception | If any of the forked workers raise an exception. | |||