Examples with PerlSubReference com.perl5.lang.perl.psi.references.PerlSubReference used on opensource projects

Example 1 with PerlSubReference

use of com.perl5.lang.perl.psi.references.PerlSubReference in project Perl5-IDEA by Camelcade.

the class PerlAnnotator method annotate.

@Override
public void annotate(@NotNull final PsiElement element, @NotNull AnnotationHolder holder) {
    IElementType elementType = PsiUtilCore.getElementType(element);
    if (elementType == NYI_STATEMENT) {
        holder.createInfoAnnotation(element, "Unimplemented statement").setTextAttributes(CodeInsightColors.TODO_DEFAULT_ATTRIBUTES);
    } else if (element instanceof PerlGlobVariable && ((PerlGlobVariable) element).isBuiltIn()) {
        holder.createInfoAnnotation(element, null).setTextAttributes(PERL_GLOB_BUILTIN);
    } else if (element instanceof PerlVariable && ((PerlVariable) element).isBuiltIn()) {
        holder.createInfoAnnotation(element, null).setTextAttributes(VARIABLE_KEYS_MAP.get(element.getClass()));
    } else if (elementType == LABEL_DECLARATION || elementType == LABEL_EXPR) {
        holder.createInfoAnnotation(element.getFirstChild(), null).setTextAttributes(PerlSyntaxHighlighter.PERL_LABEL);
    } else if (elementType == PACKAGE) {
        assert element instanceof PerlNamespaceElement;
        PerlNamespaceElement namespaceElement = (PerlNamespaceElement) element;
        PsiElement parent = namespaceElement.getParent();
        if (parent instanceof PerlNamespaceDefinitionWithIdentifier) {
            decorateElement(namespaceElement, holder, PerlSyntaxHighlighter.PERL_PACKAGE_DEFINITION, false);
        } else {
            if (namespaceElement.isPragma()) {
                decorateElement(namespaceElement, holder, PerlSyntaxHighlighter.PERL_PACKAGE_PRAGMA, false);
            } else if (namespaceElement.isBuiltin()) {
                decorateElement(namespaceElement, holder, PerlSyntaxHighlighter.PERL_PACKAGE_CORE, false);
            }
        }
    } else if (element instanceof PerlPolyNamedElement) {
        TextAttributesKey subAttribute = PerlSyntaxHighlighter.PERL_SUB_DEFINITION;
        if (elementType == PerlConstantsWrapperElementType.CONSTANT_WRAPPER) {
            // fixme some interface?
            subAttribute = PerlSyntaxHighlighter.PERL_CONSTANT;
        }
        for (PerlDelegatingLightNamedElement lightNamedElement : ((PerlPolyNamedElement) element).getLightElements()) {
            TextAttributesKey currentKey = lightNamedElement instanceof PerlSubDefinition ? subAttribute : PerlSyntaxHighlighter.PERL_PACKAGE_DEFINITION;
            PsiElement navigationElement = lightNamedElement.getNavigationElement();
            holder.createInfoAnnotation(ElementManipulators.getValueTextRange(navigationElement).shiftRight(lightNamedElement.getTextOffset()), null).setEnforcedTextAttributes(adjustTextAttributes(currentScheme.getAttributes(currentKey), false));
        }
    } else if (// instanceof PerlSubNameElement
    elementType == SUB_NAME) {
        PsiElement parent = element.getParent();
        if (parent instanceof PsiPerlSubDeclaration) {
            holder.createInfoAnnotation(element, null).setTextAttributes(PerlSyntaxHighlighter.PERL_SUB_DECLARATION);
        } else if (parent instanceof PerlSubDefinitionElement) {
            if ("AUTOLOAD".equals(((PerlSubNameElement) element).getName())) {
                holder.createInfoAnnotation(element, null).setTextAttributes(PerlSyntaxHighlighter.PERL_AUTOLOAD);
            } else {
                holder.createInfoAnnotation(element, null).setTextAttributes(PerlSyntaxHighlighter.PERL_SUB_DEFINITION);
            }
        } else if (parent instanceof PerlMethod) {
            // fixme don't we need to take multiple references here?
            PsiElement grandParent = parent.getParent();
            PerlNamespaceElement methodNamespace = ((PerlMethod) parent).getNamespaceElement();
            if (// / not ...->method fixme shouldn't we use isObjectMethod here?
            !(grandParent instanceof PsiPerlNestedCall) && // no explicit NS or it's core
            (methodNamespace == null || methodNamespace.isCORE()) && ((PerlSubNameElement) element).isBuiltIn()) {
                decorateElement(element, holder, PerlSyntaxHighlighter.PERL_SUB_BUILTIN);
            } else {
                PsiReference reference = element.getReference();
                if (reference instanceof PerlSubReference) {
                    ((PerlSubReference) reference).multiResolve(false);
                    if (((PerlSubReference) reference).isConstant()) {
                        holder.createInfoAnnotation(element, "Constant").setTextAttributes(PerlSyntaxHighlighter.PERL_CONSTANT);
                    } else if (((PerlSubReference) reference).isAutoloaded()) {
                        holder.createInfoAnnotation(element, "Auto-loaded sub").setTextAttributes(PerlSyntaxHighlighter.PERL_AUTOLOAD);
                    } else if (((PerlSubReference) reference).isXSub()) {
                        holder.createInfoAnnotation(element, "XSub").setTextAttributes(PerlSyntaxHighlighter.PERL_XSUB);
                    }
                }
            }
        }
    }
}

Example 2 with PerlSubReference

use of com.perl5.lang.perl.psi.references.PerlSubReference in project Perl5-IDEA by Camelcade.

the class PerlSubUtil method getMethodReturnValue.

/**
 * Detects return value of method container
 *
 * @param methodContainer method container inspected
 * @return package name or null
 */
@Nullable
public static String getMethodReturnValue(PerlMethodContainer methodContainer) {
    if (methodContainer instanceof PerlSmartMethodContainer) {
        return ((PerlSmartMethodContainer) methodContainer).getReturnPackageName();
    }
    PerlMethod methodElement = methodContainer.getMethod();
    if (methodElement == null) {
        return null;
    }
    PerlSubNameElement subNameElement = methodElement.getSubNameElement();
    if (subNameElement == null) {
        return null;
    }
    if ("new".equals(subNameElement.getName())) {
        return methodElement.getPackageName();
    }
    PsiReference reference = subNameElement.getReference();
    if (reference instanceof PerlSubReference) {
        for (ResolveResult resolveResult : ((PerlSubReference) reference).multiResolve(false)) {
            PsiElement targetElement = resolveResult.getElement();
            if (targetElement instanceof PerlSub) {
                String returnType = ((PerlSub) targetElement).getReturns(subNameElement.getPackageName(), methodContainer.getCallArgumentsList());
                if (returnType != null) {
                    return returnType;
                }
            }
        }
    }
    return null;
}