AnonymousArgument.ceylon
import ceylon.ast.core {
AnonymousArgument
}
import com.redhat.ceylon.compiler.typechecker.tree {
Tree {
JSpecifiedArgument=SpecifiedArgument
}
}
"Converts a RedHat AST [[SpecifiedArgument|JSpecifiedArgument]] to a `ceylon.ast` [[AnonymousArgument]].
Warning: RedHat AST’s `SpecifiedArgument` is also used for true specified arguments; this function
does not convert those and will throw an exception instead!"
shared AnonymousArgument anonymousArgumentToCeylon(JSpecifiedArgument anonymousArgument) {
"Must be anonymous"
assert (!anonymousArgument.identifier exists,
!anonymousArgument.specifierExpression.mainToken exists);
return AnonymousArgument(expressionToCeylon(anonymousArgument.specifierExpression.expression));
}
"Compiles the given [[code]] for an Anonymous Argument
into an [[AnonymousArgument]] using the Ceylon compiler
(more specifically, the rule for an `anonymousArgument`)."
shared AnonymousArgument? compileAnonymousArgument(String code) {
if (exists jAnonymousArgument = createParser(code).anonymousArgument()) {
return anonymousArgumentToCeylon(jAnonymousArgument);
} else {
return null;
}
}