@backland/schema/lib/module/tsfy/tsfyWriter.js

TypeScript schema declaration and validation library with static type inference

function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); enumerableOnly && (symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; })), keys.push.apply(keys, symbols); } return keys; }
function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = null != arguments[i] ? arguments[i] : {}; i % 2 ? ownKeys(Object(source), !0).forEach(function (key) { _defineProperty(target, key, source[key]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)) : ownKeys(Object(source)).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); }); } return target; }
function _defineProperty(obj, key, value) { key = _toPropertyKey(key); if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
function _toPropertyKey(arg) { var key = _toPrimitive(arg, "string"); return typeof key === "symbol" ? key : String(key); }
function _toPrimitive(input, hint) { if (typeof input !== "object" || input === null) return input; var prim = input[Symbol.toPrimitive]; if (prim !== undefined) { var res = prim.call(input, hint || "default"); if (typeof res !== "object") return res; throw new TypeError("@@toPrimitive must return a primitive value."); } return (hint === "string" ? String : Number)(input); }
import path from 'path';
import { createStore, Process, simpleObjectHash } from '@backland/utils';
import { ensureFileSync } from 'fs-extra';
import { GraphType } from '../GraphType/GraphType';
import { ObjectType } from '../ObjectType';
import { createTSFYContext, tsfy } from './tsfy';
export var defaultTypesDest = path.resolve(Process.cwd(), 'generated/backland.d.ts');
export function tsfyWriter() {
  var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
  var {
    wrappers,
    dest = defaultTypesDest,
    writeThrottleMS = 3000,
    moduleName = 'backland',
    store = createStore()
  } = options;
  options.dest = dest;
  options.writeThrottleMS = writeThrottleMS;
  options.store = store;
  var context = createTSFYContext(_objectSpread({}, options));
  options.context = context;
  var wrapper = moduleWrapper({
    moduleName,
    extra: wrappers
  });
  var delayRef = undefined;
  function add(value) {
    clearTimeout(delayRef);
    var hash = simpleObjectHash(value);
    store.set(hash, value);
    if (GraphType.is(value) && value.optionalId) {
      var id = value.optionalId;
      context.header["hash_declare_type_".concat(id)] = "declare function createType(name: '".concat(id, "', ...params: unknown[]): T").concat(id, "Type;");
    }
    if (ObjectType.is(value) && value.id) {
      var _id = value.id;
      context.header["hash_declare_object_".concat(_id)] = "declare function createObject(name: '".concat(_id, "', ...params: unknown[]): T").concat(_id, "Object;");
    }
    return {
      hash
    };
  }
  function remove(value) {
    clearTimeout(delayRef);
    var hash = simpleObjectHash(value);
    var {
      index
    } = store.remove(hash);
    return {
      hash,
      index
    };
  }
  function toString() {
    var _options$prettify;
    var values = store.entries.map(el => el[1]);
    return tsfy(values, _objectSpread(_objectSpread({}, options), {}, {
      context,
      many: true
    })).toString({
      prettier: (_options$prettify = options === null || options === void 0 ? void 0 : options.prettify) !== null && _options$prettify !== void 0 ? _options$prettify : true
    }).then(res => {
      var wrapped = wrapper(res);
      return wrapped;
    });
  }
  function writeAll() {
    delayRef = setTimeout(() => {
      toString().catch(console.error);
    }, writeThrottleMS);
  }
  function listen() {
    ensureFileSync(dest);
    store.onRemove(function onRemove(_ref) {
      var {} = _ref;
      clearTimeout(delayRef);
      writeAll();
    });
    store.onSet(function onSet(_ref2) {
      var {} = _ref2;
      clearTimeout(delayRef);
      writeAll();
    });
    return store;
  }
  return {
    toString,
    listen,
    add,
    remove,
    store
  };
}
export function moduleWrapper(init) {
  var {
    extra,
    moduleName
  } = init;
  return function wrap(body) {
    return ['/* tslint-disable */', '/* tslint:disable */', '/* eslint-disable */', 'declare global {', "  module '".concat(moduleName, "' {"), "    export * from '".concat(moduleName, "';"), extra === null || extra === void 0 ? void 0 : extra.map(_ref3 => {
      var [open] = _ref3;
      return open;
    }).join('\n'), "    import { GraphType, ObjectType } from 'backland';", body, extra === null || extra === void 0 ? void 0 : extra.map(_ref4 => {
      var [_, closer] = _ref4;
      return closer;
    }).join('\n'), "}\n}"].filter(el => typeof el === 'string').join('\n');
  };
}
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