@richardo2016/rcli/lib/command-yaml2js/index.js

Richard's cli

Object.defineProperty(exports, "__esModule", { value: true });
const fs = require("fs");
const path = require("path");
const jsYaml = require("js-yaml");
// import YAML = require('yaml')
const fsUtils = require("../utils/fs");
const yamlUtils = require("../utils/yaml");
const INDENTS = {
    tab: '\t',
    space: '\s'
};
exports.JSYAML_SCHEMAS_ABBR = {
    MIN: jsYaml['FAILSAFE_SCHEMA'],
    CORE: jsYaml['JSON_SCHEMA'],
    SAFE: jsYaml['DEFAULT_SAFE_SCHEMA'],
    FULL: jsYaml['DEFAULT_FULL_SCHEMA'],
};
const JSYAML_SCHEMAS = {
    FAILSAFE_SCHEMA: jsYaml['FAILSAFE_SCHEMA'],
    JSON_SCHEMA: jsYaml['JSON_SCHEMA'],
    CORE_SCHEMA: jsYaml['CORE_SCHEMA'],
    DEFAULT_SAFE_SCHEMA: jsYaml['DEFAULT_SAFE_SCHEMA'],
    DEFAULT_FULL_SCHEMA: jsYaml['DEFAULT_FULL_SCHEMA'],
};
// export const YAML_SCHEMAS = {
//     FAILSAFE: 'failsafe',
//     CORE: 'core',
//     JSON: 'json',
//     'YAML-1.1': 'YAML-1.1',
// }
const methodSelector = {
    'safe-loadAll': 'safeLoadAll',
    'loadAll-': 'loadAll',
    'safe-': 'safeLoad',
    '-': 'load',
};
function handler(ymlfile, targetfile, ctx = {}) {
    const { cwd = process.cwd(), safe = true, json: export_json = false, multiple: load_all = false } = ctx || {};
    let { schema: schema_name = 'DEFAULT_SAFE_SCHEMA', } = ctx || {};
    if (!JSYAML_SCHEMAS[schema_name] && !exports.JSYAML_SCHEMAS_ABBR[schema_name])
        schema_name = 'DEFAULT_SAFE_SCHEMA';
    ymlfile = fsUtils.normalizeToAbsolute(ymlfile, cwd);
    if (!fs.exists(ymlfile))
        throw `[yaml2js] ${ymlfile} doesn't exist.`;
    if (!fs.stat(ymlfile).isFile())
        throw `[yaml2js] ${ymlfile} is not file.`;
    if (!targetfile)
        targetfile = `${ymlfile}${export_json ? '.json' : '.js'}`;
    targetfile = fsUtils.normalizeToAbsolute(targetfile, cwd);
    fsUtils.ensureDirectoryExisted(path.dirname(targetfile));
    let doc = null;
    try {
        const flag = [safe ? 'safe' : '', load_all ? 'loadAll' : ''].join('-');
        const method = methodSelector[flag];
        doc = jsYaml[method](yamlUtils.filterYamlInput(fs.readFile(ymlfile, 'utf8')), {
            schema: jsYaml[schema_name],
        });
    }
    catch (e) {
        console.log(`[yaml2js] error occured when loading yml\n`);
        console.error(e);
        return;
    }
    const json = JSON.stringify(doc, null, INDENTS.tab);
    fs.writeTextFile(targetfile, export_json ? json : `module.exports = ${json}`);
    console.notice(`[yaml2js] transform success with {@schema: ${schema_name}}!`);
    console.notice(`source -- ${ymlfile}`);
    console.notice(`target -- ${targetfile}`);
}
exports.default = handler;