typed-utilities/build/scripts/codegen.js

Strongly typed general purpose utilities

"use strict";

var _range = require("../range");

const genAsyncResultJoinType = k => {
  const t = (0, _range.range)(k).map(k => `V${k + 1}`);
  return `${k === 0 ? `` : `<${t.join(`, `)}>(values: readonly [${t.map(t => `AsyncResult<${t}>`).join(`, `)}]): AsyncResult<[${t.join(`, `)}], AggregateError>;`}`;
};

const genAsyncResultJoinTypes = n => [`type Join = {`, ...(0, _range.range)(n + 1).map(k => `  ${genAsyncResultJoinType(k)}`), `<V>(values: readonly AsyncResult<V>[]): AsyncResult<V[], AggregateError>;`, `};`].join(`\n`);

const genResolveAllType = k => {
  const t = (0, _range.range)(k).map(k => `T${k + 1}`);
  return `${k === 0 ? `` : `<${t.join(`, `)}>`}(values: readonly [${t.map(t => `Promise<${t}>`).join(`, `)}]): Promise<[${t}]>;`;
};

const genResolveAllTypes = n => [`type ResolveAll = {`, ...(0, _range.range)(n + 1).map(k => `  ${genResolveAllType(k)}`), `};`].join(`\n`);

if (require.main === module) {
  console.log(`------- resolveAll --------`);
  console.log(genResolveAllTypes(20));
  console.log(`---------- Join -----------`);
  console.log(genAsyncResultJoinTypes(20));
}
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