UNPKG

@awsless/json

Version:

The `@awsless/json` package adds support for more JavaScript native types to JSON.

202 lines (184 loc) 4.21 kB
// src/type/bigfloat.ts import { BigFloat } from "@awsless/big-float"; var $bigfloat = { is: (v) => v instanceof BigFloat, parse: (v) => new BigFloat(v), stringify: (v) => v.toString() }; // src/type/bigint.ts var $bigint = { is: (v) => typeof v === "bigint", parse: (v) => BigInt(v), stringify: (v) => v.toString() }; // src/type/date.ts var $date = { is: (v) => v instanceof Date, parse: (v) => new Date(v), stringify: (v) => v.toISOString() }; // src/type/infinity.ts var P = Infinity; var N = -Infinity; var $infinity = { is: (v) => v === P || v === N, parse: (v) => v === 1 ? P : N, stringify: (v) => v > 0 ? 1 : 0 }; // src/type/map.ts var $map = { is: (v) => v instanceof Map, parse: (v) => new Map(v), stringify: (v) => Array.from(v) }; // src/type/nan.ts var $nan = { is: (v) => typeof v === "number" && isNaN(v), parse: (_) => NaN, stringify: (_) => 0 }; // src/type/regexp.ts var $regexp = { is: (v) => v instanceof RegExp, parse: (v) => new RegExp(v[0], v[1]), stringify: (v) => [v.source, v.flags] }; // src/type/set.ts var $set = { is: (v) => v instanceof Set, parse: (v) => new Set(v), stringify: (v) => Array.from(v) }; // src/type/binary.ts var $binary = { is: (v) => v instanceof Uint8Array, parse: (v) => Uint8Array.from(atob(v), (c) => c.charCodeAt(0)), stringify: (v) => btoa(String.fromCharCode(...v)) }; // src/type/undefined.ts var $undefined = { is: (v) => typeof v === "undefined", parse: (_) => void 0, stringify: (_) => 0 }; // src/type/url.ts var $url = { is: (v) => v instanceof URL, parse: (v) => new URL(v), stringify: (v) => v.toString() }; // src/type/duration.ts import { Duration } from "@awsless/duration"; var $duration = { is: (v) => v instanceof Duration, parse: (v) => new Duration(BigInt(v)), stringify: (v) => v.value.toString() }; // src/type/index.ts var baseTypes = { $undefined, $duration, $infinity, $bigfloat, $bigint, $regexp, $binary, $date, $set, $map, $nan, $url }; // src/parse.ts var parse = (json, types = {}) => { return JSON.parse(json, createReviver(types)); }; var createReviver = (types = {}) => { types = { ...baseTypes, ...types }; return function(key, value) { const original = this[key]; if (original !== null && typeof original === "object") { const keys = Object.keys(original); if (keys.length === 1) { const typeName = keys[0]; if (typeName in types && types[typeName]) { const type = types[typeName]; return type.parse(original[typeName]); } } } return value; }; }; // src/stringify.ts var stringify = (value, types = {}) => { return JSON.stringify(value, createReplacer(types)); }; var createReplacer = (types = {}) => { types = { ...baseTypes, ...types }; return function(key, value) { const original = this[key]; for (const [typeName, type] of Object.entries(types)) { if (type.is(original)) { return { [typeName]: type.stringify(original) }; } } return value; }; }; // src/patch.ts var patch = (value, types = {}) => { return parse(JSON.stringify(value), types); }; var unpatch = (value, types = {}) => { return JSON.parse(stringify(value, types)); }; // src/safe-number/parse.ts var safeNumberParse = (json, props) => { return JSON.parse( json, // @ts-ignore createSafeNumberReviver(props) ); }; var createSafeNumberReviver = (props) => { return (_, value, context) => { if (typeof value === "number") { return props.parse(context.source); } return value; }; }; // src/safe-number/stringify.ts var safeNumberStringify = (value, props) => { return JSON.stringify(value, createSafeNumberReplacer(props)); }; var createSafeNumberReplacer = (props) => { return function(key, value) { const original = this[key]; if (props.is(original)) { return JSON.rawJSON(props.stringify(original)); } return value; }; }; export { createReplacer, createReviver, createSafeNumberReplacer, createSafeNumberReviver, parse, patch, safeNumberParse, safeNumberStringify, stringify, unpatch };