@typed/io/cjs/decoder/Array.js

Runtime IO type system

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.array = exports.Array = void 0;
const effects_1 = require("@typed/effects");
const either_1 = require("@typed/either");
const maybe_1 = require("@typed/maybe");
const strings_1 = require("@typed/strings");
const G = require("../guard");
const Decoder_1 = require("./Decoder");
const refinement_1 = require("./refinement");
exports.Array = Decoder_1.Decoder.fromGuard(G.Array, 'ReadonlyArray<unknown>');
exports.array = (decoder) => refinement_1.refinement(exports.Array, function* (input) {
    if (input.length === 0) {
        return input;
    }
    const decoded = yield* effects_1.combine(...input.map((i, index) => Decoder_1.catchDecodeFailure(decoder.decode(i), () => index)));
    if (decoded.every(either_1.isRight)) {
        return decoded.map((d) => either_1.fromRight(d));
    }
    const errors = decoded.filter(either_1.isLeft).map(either_1.fromLeft);
    return yield* Decoder_1.decodeFailure(formatArrayErrors(errors, strings_1.toString(input), decoder.expected));
}, `ReadonlyArray<${decoder.expected}>`);
function formatArrayErrors(errors, value, expected) {
    return Decoder_1.DecodeError.create(`ReadonlyArray<${expected}>`, value, {
        errors: errors.map(([e, key]) => ({ ...e, key: maybe_1.Just.of(key.toString()) })),
    });
}
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