Niels Bertram created KARAF-3264:
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             Summary: What is the AND operator in shell:if ?
                 Key: KARAF-3264
                 URL: https://issues.apache.org/jira/browse/KARAF-3264
             Project: Karaf
          Issue Type: Question
          Components: karaf-documentation, karaf-shell
    Affects Versions: 2.3.7
            Reporter: Niels Bertram
            Priority: Minor


I have tried to create an shell:if condition that tests for multiple AND / OR 
operators but I am unable to find any useful documentation in KARAF or FELIX 
nor did anyone respond to user forum emails or was there any hint in unit tests 
as to how to construct a if condition with multiple operants.

Using the debugger, I can see in {{org.apache.felix.gogo.runtime.Closure}} that 
there is something amiss when executing my code but I tried quite a few 
permutations without any luck.

Example of what I thought the most likely syntax it should be but fail, fail, 
fail ... any chance someone with some scripting credentials is able to comment? 
I am offering to write it up with a few examples for the developer 
documentation!

{code}
foo = "foo"
bar = "bar"
if { &($foo equals "foo")($bar equals "bar") } { echo "yes foo and bar" } { 
echo "no foo and bar" }
{code}

another one I tried:

{code}
foo = "foo"
bar = "bar"
if { $foo equals "foo" && $bar equals "bar" } { echo "yes foo and bar" } { echo 
"no foo and bar" }
{code}

or this one:

{code}
foo = "foo"
bar = "bar"
if { [ $foo equals "foo" , $bar equals "bar" ] } { echo "yes foo and bar" } { 
echo "no foo and bar" }
{code}



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