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the-moby-effect

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/** * IPv4 address schema. * * @since 1.0.0 */ import * as Array from "effect/Array"; import * as Brand from "effect/Brand"; import * as Effect from "effect/Effect"; import * as Function from "effect/Function"; import * as Schema from "effect/Schema"; import * as String from "effect/String"; /** * @since 1.0.0 * @category Regular expressions * @see https://github.com/nodejs/node/blob/e08a654fae0ecc91678819e0b62a2e014bad3339/lib/internal/net.js#L16-L18 */ export const IPv4Segment = "(?:25[0-5]|2[0-4][0-9]|1[0-9][0-9]|[1-9][0-9]|[0-9])"; /** * @since 1.0.0 * @category Regular expressions */ export const IPv4StringRegex = `(?:${IPv4Segment}\\.){3}${IPv4Segment}`; /** * @since 1.0.0 * @category Regular expressions */ export const IPv4Regex = /*#__PURE__*/new RegExp(`^${IPv4StringRegex}$`); /** * @since 1.0.0 * @category Schemas */ export const IPv4Family = /*#__PURE__*/Schema.Literal("ipv4").annotations({ identifier: "IPv4Family", description: "An ipv4 family" }); /** * An IPv4 address in dot-decimal notation with no leading zeros. * * @since 1.0.0 * @category Schemas */ export const IPv4String = /*#__PURE__*/Schema.String.pipe(/*#__PURE__*/Schema.pattern(IPv4Regex)); /** * @since 1.0.0 * @category Branded constructors */ export const IPv4Brand = /*#__PURE__*/Brand.nominal(); /** * An IPv4 address. * * @since 1.0.0 * @category Schemas * @example * import * as Schema from "effect/Schema"; * import { IPv4 } from "the-moby-effect/schemas/index.js"; * * const decodeIPv4 = Schema.decodeSync(IPv4); * assert.deepEqual(decodeIPv4("1.1.1.1"), { * family: "ipv4", * ip: "1.1.1.1", * }); * * assert.throws(() => decodeIPv4("1.1.a.1")); * assert.doesNotThrow(() => decodeIPv4("1.1.1.2")); */ export const IPv4 = /*#__PURE__*/Schema.transform(IPv4String, Schema.Struct({ family: IPv4Family, ip: Schema.String.pipe(Schema.fromBrand(IPv4Brand)) }), { encode: ({ ip }) => ip, decode: ip => ({ ip, family: "ipv4" }) }).annotations({ identifier: "IPv4", title: "An ipv4 address", description: "An ipv4 address in dot-decimal notation with no leading zeros" }); /** * @since 1.0.0 * @category Branded constructors */ export const IPv4BigintBrand = /*#__PURE__*/Brand.nominal(); /** * An IPv4 as a bigint. * * @since 1.0.0 * @category Schemas * @example * import * as Schema from "effect/Schema"; * import { * IPv4Bigint, * IPv4BigintBrand, * } from "the-moby-effect/schemas/IPv4.js"; * * const x: IPv4BigintBrand = IPv4BigintBrand(748392749382n); * assert.strictEqual(x, 748392749382n); * * const decodeIPv4Bigint = Schema.decodeSync(IPv4Bigint); * const encodeIPv4Bigint = Schema.encodeSync(IPv4Bigint); * * assert.deepEqual(decodeIPv4Bigint("1.1.1.1"), { * family: "ipv4", * value: 16843009n, * }); * assert.deepEqual(decodeIPv4Bigint("254.254.254.254"), { * family: "ipv4", * value: 4278124286n, * }); * * assert.strictEqual( * encodeIPv4Bigint({ * value: IPv4BigintBrand(16843009n), * family: "ipv4", * }), * "1.1.1.1" * ); * assert.strictEqual( * encodeIPv4Bigint({ * value: IPv4BigintBrand(4278124286n), * family: "ipv4", * }), * "254.254.254.254" * ); */ export const IPv4Bigint = /*#__PURE__*/Schema.transformOrFail(IPv4, Schema.Struct({ family: IPv4Family, value: Schema.BigIntFromSelf.pipe(Schema.fromBrand(IPv4BigintBrand)) }), { encode: ({ value }) => { const padded = value.toString(16).replace(/:/g, "").padStart(8, "0"); const groups = []; for (let i = 0; i < 8; i += 2) { const h = padded.slice(i, i + 2); groups.push(parseInt(h, 16)); } return Schema.decode(IPv4)(groups.join(".")).pipe(Effect.mapError(({ issue }) => issue)); }, decode: ({ ip }) => Function.pipe(ip, String.split("."), Array.map(s => Number.parseInt(s, 10)), Array.map(n => n.toString(16)), Array.map(String.padStart(2, "0")), Array.join(""), hex => BigInt(`0x${hex}`), value => ({ value, family: "ipv4" }), Effect.succeed) }).annotations({ identifier: "IPv4Bigint", description: "An ipv4 address as a bigint" }); //# sourceMappingURL=ipv4.js.map