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Posted to notifications@groovy.apache.org by "Suminda Dharmasena (JIRA)" <ji...@apache.org> on 2017/02/05 13:53:41 UTC
[jira] [Updated] (GROOVY-8071) 1st Class Messages
[ https://issues.apache.org/jira/browse/GROOVY-8071?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Suminda Dharmasena updated GROOVY-8071:
---------------------------------------
Description:
Just like the spread operator it would be good to have something similar to saving and calling function.
E.g.
```
def aCall = .equals(obj1)
obj2.*aCall(obj1) // same as obj2.equals(obj1)
```
Deciding to call and placing the call happens in 2 different instances.
```
def l1 = [ .f1(a), .f2(b)]
myObj.*l1
// similarly
myObj.*[ .f1(a), .f2(b)]
myObj.*[ .f1 : a, .f2 : b]
```
Calls both f1 and f2 and return the results as a list of 2 items.
```
[obj1, obj2].*f1()
```
Call f1 on both objects. Same as spread, but
```
[obj1, obj2].*[.f1(), .f2()]
```
Calls f1 and f2 on obj1 followed by obj2 returning nested list of the 2 values.
```
[ Obj1.f1 : a, Obj1.f : b].*[.f3: c, .f4 : d]
```
Call returning [Obj1.f1(a).f3(c), Obj2.f2(a).f4(d)]
was:
Just like the spread operator it would be good to have something similar to saving and calling function.
E.g.
```
def aCall = .equals(obj1)
obj2.*aCall(obj1) // same as obj2.equals(obj1)
```
Deciding to call and placing the call happens in 2 different instances.
```
def l1 = [ .f1(a), .f2(b)]
myObj.*l1
// similarly
myObj.*[ .f1(a), .f2(b)]
myObj.*[ .f1 : a, .f2 : b]
```
Calls both f1 and f2 and return the results as a list of 2 items.
```
[obj1, obj2].*f1()
```
Call f1 on both objects. Same as spread, but
```
[obj1, obj2].*[.f1(), .f2()]
```
Calls f1 and f2 on obj1 followed by obj2 returning nested list of the 2 values.
```
[obj1 : .f1(a), obj2 : .f(b)].*[.f3(), .f4()]
```
Call returning [Obj1.f1(a).f3(), Obj2.f2(a).f4()]
> 1st Class Messages
> ------------------
>
> Key: GROOVY-8071
> URL: https://issues.apache.org/jira/browse/GROOVY-8071
> Project: Groovy
> Issue Type: Improvement
> Reporter: Suminda Dharmasena
>
> Just like the spread operator it would be good to have something similar to saving and calling function.
> E.g.
> ```
> def aCall = .equals(obj1)
> obj2.*aCall(obj1) // same as obj2.equals(obj1)
> ```
> Deciding to call and placing the call happens in 2 different instances.
> ```
> def l1 = [ .f1(a), .f2(b)]
> myObj.*l1
> // similarly
> myObj.*[ .f1(a), .f2(b)]
> myObj.*[ .f1 : a, .f2 : b]
> ```
> Calls both f1 and f2 and return the results as a list of 2 items.
> ```
> [obj1, obj2].*f1()
> ```
> Call f1 on both objects. Same as spread, but
> ```
> [obj1, obj2].*[.f1(), .f2()]
> ```
> Calls f1 and f2 on obj1 followed by obj2 returning nested list of the 2 values.
> ```
> [ Obj1.f1 : a, Obj1.f : b].*[.f3: c, .f4 : d]
> ```
> Call returning [Obj1.f1(a).f3(c), Obj2.f2(a).f4(d)]
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