@alorel-personal/build-tools/commands/clean-pkg-json.js

"use strict";
const fs = require("fs");
const lodash_1 = require("lodash");
const depFields_1 = require("../const/depFields");
const addConfig_1 = require("../fns/add-cmd/addConfig");
const cmdName_1 = require("../fns/cmdName");
const getFiles_1 = require("../fns/getFiles");
const sortObjectByKey_1 = require("../fns/sortObjectByKey");
const command = cmdName_1.cmdName(__filename);
function removeFields(contents, fields) {
    for (const field of fields) {
        if (lodash_1.has(contents, field)) {
            lodash_1.unset(contents, field);
        }
    }
}
function removeScripts(contents, whitelist, sort) {
    const scripts = contents.scripts;
    if (!scripts) {
        return;
    }
    let scriptNames = Object.keys(scripts);
    if (sort) {
        scriptNames.sort();
    }
    contents.scripts = scriptNames
        .filter(n => whitelist.indexOf(n) !== -1)
        .reduce((acc, name) => {
        acc[name] = scripts[name];
        return acc;
    }, {});
    if (lodash_1.isEmpty(contents.scripts)) {
        delete contents.scripts;
    }
}
function sortDeps(contents) {
    for (const topKey of depFields_1.depFields) {
        if (lodash_1.isEmpty(contents[topKey])) {
            continue;
        }
        contents[topKey] = sortObjectByKey_1.sortObjectByKey(contents[topKey]);
    }
}
const cmd = {
    builder(argv) {
        const rmFields = [
            'devDependencies',
            'greenkeeper',
            'angularCompilerOptions',
            '$schema',
            'private'
        ].sort();
        const scriptWhitelist = [
            'preinstall',
            'install',
            'postinstall',
            'preuninstall',
            'postuninstall',
            'prestop',
            'stop',
            'poststop',
            'prestart',
            'start',
            'poststart',
            'prerestart',
            'restart',
            'postrestart'
        ].sort();
        return addConfig_1.addConfig(argv, command)
            .option('dist-dirs', {
            alias: 'd',
            array: true,
            demandOption: true,
            describe: 'Directories containing package.json files'
        })
            .option('skip-clean-scripts', {
            boolean: true,
            default: false,
            describe: 'Don\'t clean the scripts section'
        })
            .option('skip-remove-fields', {
            boolean: true,
            default: false,
            describe: 'Don\'t remove any fields'
        })
            .option('skip-sort-deps', {
            boolean: true,
            default: false,
            describe: 'Don\'t sort dependencies alphabetically by name'
        })
            .option('remove-fields', {
            alias: 'r',
            array: true,
            default: rmFields,
            describe: 'Fields to remove from package.json'
        })
            .option('script-whitelist', {
            alias: 'w',
            array: true,
            default: scriptWhitelist,
            describe: 'Scripts to keep in package.json'
        })
            .option('sort-scripts', {
            alias: 's',
            boolean: true,
            default: false,
            describe: 'Sort scripts alphabetically by name'
        });
    },
    command,
    describe: 'Clean pre-dist package.json fields. Nested object paths can be separated by dot, e.g.: "foo.bar"',
    handler(c) {
        const files = getFiles_1.flatGlobDirs(c.distDirs, '**/package.json');
        for (const file of files) {
            const contents = JSON.parse(fs.readFileSync(file, 'utf8'));
            if (!c.skipRemoveFields) {
                removeFields(contents, c.removeFields);
            }
            if (!c.skipCleanScripts) {
                removeScripts(contents, c.scriptWhitelist, c.sortScripts);
            }
            for (const f of depFields_1.depFields) {
                if (lodash_1.isEmpty(contents[f])) {
                    delete contents[f];
                }
            }
            if (!c.skipSortDeps) {
                sortDeps(contents);
            }
            //tslint:disable-next-line:no-magic-numbers
            fs.writeFileSync(file, JSON.stringify(contents, null, 2).trim() + '\n');
        }
    }
};
module.exports = cmd;