@putout/plugin-putout-config/lib/move-formatter-up/index.js

🐊Putout plugin helps to maintain putout config

import {operator, types} from 'putout';

const {objectProperty} = types;
const {
    insertAfter,
    remove,
    getProperties,
    __json,
} = operator;

export const report = () => `Move 'formatter' up`;

export const match = () => ({
    [__json]: (vars, path) => {
        const objectPath = path.get('arguments.0');
        const {
            formatterPath,
            parserPath,
            printerPath,
        } = getProperties(objectPath, ['formatter', 'parser', 'printer']);
        
        if (!formatterPath)
            return false;
        
        const next = formatterPath.getNextSibling();
        const prev = formatterPath.getPrevSibling();
        
        if (prev === parserPath)
            return false;
        
        if (prev === printerPath)
            return false;
        
        return !next.node && prev.node;
    },
});

export const replace = () => ({
    [__json]: (vars, path) => {
        const objectPath = path.get('arguments.0');
        const {
            formatterPath,
            parserPath,
            printerPath,
        } = getProperties(objectPath, ['formatter', 'parser', 'printer']);
        
        const {key, value} = formatterPath.node;
        const node = objectProperty(key, value);
        
        remove(formatterPath);
        
        if (!parserPath && !printerPath)
            objectPath.node.properties.unshift(node);
        else if (printerPath && !printerPath.getPrevSibling().node)
            insertAfter(printerPath, node);
        else if (parserPath && !parserPath.getPrevSibling().node)
            insertAfter(parserPath, node);
        
        return path;
    },
});