DynamicModifier.ceylon
import ceylon.ast.core {
DynamicModifier,
Node
}
import com.redhat.ceylon.compiler.typechecker.tree {
JNode=Node,
Tree {
JDynamicModifier=DynamicModifier
}
}
import org.antlr.runtime {
ANTLRStringStream,
CommonTokenStream,
Token
}
import com.redhat.ceylon.compiler.typechecker.parser {
CeylonLexer {
dynamicType=\iDYNAMIC
}
}
"Converts a RedHat AST [[DynamicModifier|JDynamicModifier]] to a `ceylon.ast` [[DynamicModifier]]."
shared DynamicModifier dynamicModifierToCeylon(JDynamicModifier dynamicModifier, Anything(JNode,Node) update = noop) {
value result = DynamicModifier();
update(dynamicModifier, result);
return result;
}
"Compiles the given [[code]] for a Dynamic Modifier
into a [[DynamicModifier]] using the Ceylon compiler
(more specifically, the lexer)."
shared DynamicModifier? compileDynamicModifier(String code, Anything(JNode,Node) update = noop) {
value stream = CommonTokenStream(CeylonLexer(ANTLRStringStream(code + " ")));
Token? token = stream.\iLT(1);
if (exists token, token.type == dynamicType) {
value jDynamicModifier = JDynamicModifier(token);
value result = DynamicModifier();
update(jDynamicModifier, result);
return result;
} else {
return null;
}
}