SpreadArgument.ceylon
import ceylon.ast.core {
Node,
UnioningExpression,
SpreadArgument
}
import com.redhat.ceylon.compiler.typechecker.tree {
JNode=Node,
Tree {
JSpreadArgument=SpreadArgument
}
}
"Converts a RedHat AST [[SpreadArgument|JSpreadArgument]] to a `ceylon.ast` [[SpreadArgument]]."
shared SpreadArgument spreadArgumentToCeylon(JSpreadArgument spreadArgument, Anything(JNode,Node) update = noop) {
"Check precedence"
assert (is UnioningExpression expression = expressionToCeylon(spreadArgument.expression, update));
value result = SpreadArgument(expression);
update(spreadArgument, result);
return result;
}
"Compiles the given [[code]] for a Spread Argument
into a [[SpreadArgument]] using the Ceylon compiler
(more specifically, the rule for a `spreadArgument`)."
shared SpreadArgument? compileSpreadArgument(String code, Anything(JNode,Node) update = noop) {
if (exists jSpreadArgument = createParser(code).spreadArgument()) {
return spreadArgumentToCeylon(jSpreadArgument, update);
} else {
return null;
}
}