AliasDec.ceylon
import ceylon.ast.core {
AliasDec
}
import com.redhat.ceylon.compiler.typechecker.tree {
Tree {
JAliasLiteral=AliasLiteral,
JBaseType=BaseType,
JQualifiedType=QualifiedType
}
}
"Converts a RedHat AST [[AliasLiteral|JAliasLiteral]] to a `ceylon.ast` [[AliasDec]]."
shared AliasDec aliasDecToCeylon(JAliasLiteral aliasDec) {
assert (is JBaseType|JQualifiedType jType = aliasDec.type);
switch (jType)
case (is JBaseType) { return AliasDec(uIdentifierToCeylon(jType.identifier)); }
case (is JQualifiedType) { return AliasDec(uIdentifierToCeylon(jType.identifier), decQualifierToCeylon(jType.outerType)); }
}
"Compiles the given [[code]] for an Alias Dec
into an [[AliasDec]] using the Ceylon compiler
(more specifically, the rule for a `metaLiteral`)."
shared AliasDec? compileAliasDec(String code) {
if (is JAliasLiteral jMetaLiteral = createParser(code).metaLiteral()) {
return aliasDecToCeylon(jMetaLiteral);
} else {
return null;
}
}