private static void checkNoLiteralVariableUsageAcrossTypes(TypeSignature typeSignature, Map<String, TypeSignature> existingUsages) { List<TypeSignatureParameter> variables = typeSignature.getParameters().stream() .filter(TypeSignatureParameter::isVariable) .collect(toList()); for (TypeSignatureParameter variable : variables) { TypeSignature existing = existingUsages.get(variable.getVariable()); if (existing != null && !existing.equals(typeSignature)) { throw new UnsupportedOperationException("Literal parameters may not be shared across different types"); } existingUsages.put(variable.getVariable(), typeSignature); } for (TypeSignatureParameter parameter : typeSignature.getParameters()) { if (parameter.isLongLiteral() || parameter.isVariable()) { continue; } checkNoLiteralVariableUsageAcrossTypes(parameter.getTypeSignatureOrNamedTypeSignature().get(), existingUsages); } }
private static void checkNoLiteralVariableUsageAcrossTypes(TypeSignature typeSignature, Map<String, TypeSignature> existingUsages) { List<TypeSignatureParameter> variables = typeSignature.getParameters().stream() .filter(TypeSignatureParameter::isVariable) .collect(toList()); for (TypeSignatureParameter variable : variables) { TypeSignature existing = existingUsages.get(variable.getVariable()); if (existing != null && !existing.equals(typeSignature)) { throw new UnsupportedOperationException("Literal parameters may not be shared across different types"); } existingUsages.put(variable.getVariable(), typeSignature); } for (TypeSignatureParameter parameter : typeSignature.getParameters()) { if (parameter.isLongLiteral() || parameter.isVariable()) { continue; } checkNoLiteralVariableUsageAcrossTypes(parameter.getTypeSignatureOrNamedTypeSignature().get(), existingUsages); } }
@Test public void parseSignatureWithLiterals() { TypeSignature result = parseTypeSignature("decimal(X,42)", ImmutableSet.of("X")); assertEquals(result.getParameters().size(), 2); assertEquals(result.getParameters().get(0).isVariable(), true); assertEquals(result.getParameters().get(1).isLongLiteral(), true); }
@Test public void parseSignatureWithLiterals() { TypeSignature result = parseTypeSignature("decimal(X,42)", ImmutableSet.of("X")); assertEquals(result.getParameters().size(), 2); assertEquals(result.getParameters().get(0).isVariable(), true); assertEquals(result.getParameters().get(1).isLongLiteral(), true); }