Examples with PsiItemSection com.perl5.lang.pod.psi.PsiItemSection used on opensource projects

Example 1 with PsiItemSection

use of com.perl5.lang.pod.psi.PsiItemSection in project Perl5-IDEA by Camelcade.

the class PodLinkCompletionProvider method addSectionsCompletions.

protected static void addSectionsCompletions(@Nullable PsiFile targetFile, @NotNull PerlCompletionProcessor completionProcessor) {
    if (targetFile == null) {
        return;
    }
    Set<String> distinctString = new HashSet<>();
    targetFile.accept(new PodStubsAwareRecursiveVisitor() {

        @Override
        public void visitElement(@NotNull PsiElement element) {
            if (completionProcessor.result()) {
                super.visitElement(element);
            }
        }

        @Override
        public void visitTargetableSection(PodTitledSection o) {
            String title = cleanItemText(o.getTitleText());
            if (completionProcessor.matches(title) && distinctString.add(title)) {
                completionProcessor.process(LookupElementBuilder.create(o, escapeTitle(title)).withLookupString(title).withPresentableText(title).withIcon(PerlIcons.POD_FILE).withTypeText(UsageViewUtil.getType(o)));
            }
            super.visitTargetableSection(o);
        }

        @Override
        public void visitItemSection(@NotNull PsiItemSection o) {
            if (((PodSectionItem) o).isTargetable()) {
                super.visitItemSection(o);
            } else {
                visitElement(o);
            }
        }

        @Contract("null->null")
        @Nullable
        private String cleanItemText(@Nullable String itemText) {
            if (itemText == null) {
                return null;
            }
            String trimmed = StringUtil.trimLeading(itemText.trim(), '*');
            if (NumberUtils.isNumber(trimmed)) {
                return null;
            }
            return trimItemText(trimmed);
        }

        @Override
        public void visitPodFormatIndex(@NotNull PsiPodFormatIndex o) {
            assert o instanceof PodFormatterX;
            if (!((PodFormatterX) o).isMeaningful()) {
                return;
            }
            String indexTitle = ((PodFormatterX) o).getTitleText();
            if (StringUtil.isEmpty(indexTitle) || !distinctString.add(indexTitle)) {
                return;
            }
            String escapedIndexTitle = escapeTitle(indexTitle);
            if (!completionProcessor.matches(indexTitle) && !completionProcessor.matches(escapedIndexTitle)) {
                return;
            }
            PsiElement indexTarget = ((PodFormatterX) o).getIndexTarget();
            String targetPresentableText;
            if (indexTarget instanceof PodFile) {
                targetPresentableText = cleanItemText(((PodFile) indexTarget).getPodLinkText());
            } else if (indexTarget instanceof PodCompositeElement) {
                targetPresentableText = cleanItemText(((PodCompositeElement) indexTarget).getPresentableText());
            } else {
                LOG.warn("Unhandled index target: " + indexTarget);
                return;
            }
            String tailText = null;
            if (targetPresentableText != null) {
                tailText = "(" + targetPresentableText + ")";
            }
            completionProcessor.process(LookupElementBuilder.create(o, escapedIndexTitle).withLookupString(indexTitle).withPresentableText(indexTitle).withTailText(tailText).withTypeText(UsageViewUtil.getType(o)).withIcon(PerlIcons.POD_FILE));
        }
    });
}