@babel/types#addComments TypeScript Examples

The following examples show how to use @babel/types#addComments. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
Source File: get-sorted-nodes.ts    From prettier-plugin-sort-imports with Apache License 2.0 4 votes vote down vote up 
getSortedNodes: GetSortedNodes = (nodes, options) => {
    naturalSort.insensitive = options.importOrderCaseInsensitive;

    let { importOrder } = options;
    const {
        importOrderSeparation,
        importOrderSortSpecifiers,
        importOrderGroupNamespaceSpecifiers,
    } = options;

    const originalNodes = nodes.map(clone);
    const finalNodes: ImportOrLine[] = [];

    if (!importOrder.includes(THIRD_PARTY_MODULES_SPECIAL_WORD)) {
        importOrder = [THIRD_PARTY_MODULES_SPECIAL_WORD, ...importOrder];
    }

    const importOrderGroups = importOrder.reduce<ImportGroups>(
        (groups, regexp) => ({
            ...groups,
            [regexp]: [],
        }),
        {},
    );

    const importOrderWithOutThirdPartyPlaceholder = importOrder.filter(
        (group) => group !== THIRD_PARTY_MODULES_SPECIAL_WORD,
    );

    for (const node of originalNodes) {
        const matchedGroup = getImportNodesMatchedGroup(
            node,
            importOrderWithOutThirdPartyPlaceholder,
        );
        importOrderGroups[matchedGroup].push(node);
    }

    for (const group of importOrder) {
        const groupNodes = importOrderGroups[group];

        if (groupNodes.length === 0) continue;

        const sortedInsideGroup = getSortedNodesGroup(groupNodes, {
            importOrderGroupNamespaceSpecifiers,
        });

        // Sort the import specifiers
        if (importOrderSortSpecifiers) {
            sortedInsideGroup.forEach((node) =>
                getSortedImportSpecifiers(node),
            );
        }

        finalNodes.push(...sortedInsideGroup);

        if (importOrderSeparation) {
            finalNodes.push(newLineNode);
        }
    }

    if (finalNodes.length > 0 && !importOrderSeparation) {
        // a newline after all imports
        finalNodes.push(newLineNode);
    }

    // maintain a copy of the nodes to extract comments from
    const finalNodesClone = finalNodes.map(clone);

    const firstNodesComments = nodes[0].leadingComments;

    // Remove all comments from sorted nodes
    finalNodes.forEach(removeComments);

    // insert comments other than the first comments
    finalNodes.forEach((node, index) => {
        if (isEqual(nodes[0].loc, node.loc)) return;

        addComments(
            node,
            'leading',
            finalNodesClone[index].leadingComments || [],
        );
    });

    if (firstNodesComments) {
        addComments(finalNodes[0], 'leading', firstNodesComments);
    }

    return finalNodes;
}