472 lines
12 KiB
JavaScript
472 lines
12 KiB
JavaScript
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import * as E from 'fp-ts/es6/Either';
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import { identity } from 'fp-ts/es6/function';
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import { pipe } from 'fp-ts/es6/pipeable';
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import * as DE from './DecodeError';
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import * as FS from './FreeSemigroup';
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import * as G from './Guard';
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import * as K from './Kleisli';
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// -------------------------------------------------------------------------------------
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// Kleisli config
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// -------------------------------------------------------------------------------------
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/**
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* @internal
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*/
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export var SE =
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/*#__PURE__*/
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DE.getSemigroup();
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/**
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* @internal
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*/
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export var ap = function (fab, fa) {
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return E.isLeft(fab)
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? E.isLeft(fa)
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? E.left(SE.concat(fab.left, fa.left))
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: fab
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: E.isLeft(fa)
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? fa
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: E.right(fab.right(fa.right));
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};
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var M = {
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URI: E.URI,
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_E: undefined,
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map: function (fa, f) { return pipe(fa, E.map(f)); },
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ap: ap,
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of: E.right,
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chain: function (ma, f) { return pipe(ma, E.chain(f)); },
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throwError: E.left,
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bimap: function (fa, f, g) { return pipe(fa, E.bimap(f, g)); },
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mapLeft: function (fa, f) { return pipe(fa, E.mapLeft(f)); },
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alt: function (me, that) {
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if (E.isRight(me)) {
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return me;
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}
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var ea = that();
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return E.isLeft(ea) ? E.left(SE.concat(me.left, ea.left)) : ea;
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}
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};
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/**
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* @category DecodeError
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* @since 2.2.7
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*/
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export var error = function (actual, message) { return FS.of(DE.leaf(actual, message)); };
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/**
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* @category DecodeError
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* @since 2.2.7
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*/
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export var success = E.right;
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/**
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* @category DecodeError
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* @since 2.2.7
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*/
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export var failure = function (actual, message) {
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return E.left(error(actual, message));
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};
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// -------------------------------------------------------------------------------------
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// constructors
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// -------------------------------------------------------------------------------------
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/**
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* @category constructors
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* @since 2.2.8
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*/
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export var fromRefinement = function (refinement, expected) {
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return K.fromRefinement(M)(refinement, function (u) { return error(u, expected); });
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};
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/**
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* @category constructors
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* @since 2.2.8
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*/
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export var fromGuard = function (guard, expected) {
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return fromRefinement(guard.is, expected);
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};
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/**
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* @category constructors
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* @since 2.2.7
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*/
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export var literal =
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/*#__PURE__*/
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K.literal(M)(function (u, values) { return error(u, values.map(function (value) { return JSON.stringify(value); }).join(' | ')); });
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// -------------------------------------------------------------------------------------
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// primitives
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// -------------------------------------------------------------------------------------
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/**
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* @category primitives
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* @since 2.2.7
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*/
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export var string =
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/*#__PURE__*/
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fromGuard(G.string, 'string');
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/**
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* @category primitives
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* @since 2.2.7
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*/
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export var number =
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/*#__PURE__*/
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fromGuard(G.number, 'number');
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/**
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* @category primitives
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* @since 2.2.7
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*/
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export var boolean =
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/*#__PURE__*/
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fromGuard(G.boolean, 'boolean');
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/**
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* @category primitives
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* @since 2.2.7
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*/
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export var UnknownArray =
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/*#__PURE__*/
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fromGuard(G.UnknownArray, 'Array<unknown>');
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/**
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* @category primitives
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* @since 2.2.7
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*/
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export var UnknownRecord =
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/*#__PURE__*/
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fromGuard(G.UnknownRecord, 'Record<string, unknown>');
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// -------------------------------------------------------------------------------------
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// combinators
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// -------------------------------------------------------------------------------------
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/**
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* @category combinators
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* @since 2.2.7
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*/
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export var mapLeftWithInput =
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/*#__PURE__*/
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K.mapLeftWithInput(M);
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/**
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* @category combinators
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* @since 2.2.9
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*/
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export var withMessage = function (message) {
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return mapLeftWithInput(function (input, e) { return FS.of(DE.wrap(message(input, e), e)); });
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};
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/**
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* @category combinators
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* @since 2.2.7
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*/
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export var refine = function (refinement, id) { return K.refine(M)(refinement, function (a) { return error(a, id); }); };
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/**
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* @category combinators
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* @since 2.2.7
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*/
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export var parse =
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/*#__PURE__*/
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K.parse(M);
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/**
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* @category combinators
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* @since 2.2.7
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*/
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export var nullable =
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/*#__PURE__*/
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K.nullable(M)(function (u, e) { return FS.concat(FS.of(DE.member(0, error(u, 'null'))), FS.of(DE.member(1, e))); });
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/**
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* @category combinators
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* @since 2.2.15
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*/
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export var fromStruct = function (properties) {
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return K.fromStruct(M)(function (k, e) { return FS.of(DE.key(k, DE.required, e)); })(properties);
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};
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/**
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* Use `fromStruct` instead.
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*
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* @category combinators
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* @since 2.2.8
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* @deprecated
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*/
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export var fromType = fromStruct;
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/**
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* @category combinators
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* @since 2.2.15
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*/
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export var struct = function (properties) { return pipe(UnknownRecord, compose(fromStruct(properties))); };
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/**
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* Use `struct` instead.
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*
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* @category combinators
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* @since 2.2.7
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* @deprecated
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*/
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export var type = struct;
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/**
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* @category combinators
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* @since 2.2.8
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*/
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export var fromPartial = function (properties) {
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return K.fromPartial(M)(function (k, e) { return FS.of(DE.key(k, DE.optional, e)); })(properties);
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};
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/**
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* @category combinators
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* @since 2.2.7
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*/
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export var partial = function (properties) { return pipe(UnknownRecord, compose(fromPartial(properties))); };
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/**
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* @category combinators
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* @since 2.2.8
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*/
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export var fromArray = function (item) {
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return K.fromArray(M)(function (i, e) { return FS.of(DE.index(i, DE.optional, e)); })(item);
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};
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/**
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* @category combinators
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* @since 2.2.7
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*/
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export var array = function (item) {
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return pipe(UnknownArray, compose(fromArray(item)));
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};
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/**
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* @category combinators
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* @since 2.2.8
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*/
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export var fromRecord = function (codomain) {
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return K.fromRecord(M)(function (k, e) { return FS.of(DE.key(k, DE.optional, e)); })(codomain);
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};
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/**
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* @category combinators
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* @since 2.2.7
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*/
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export var record = function (codomain) {
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return pipe(UnknownRecord, compose(fromRecord(codomain)));
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};
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/**
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* @category combinators
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* @since 2.2.8
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*/
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export var fromTuple = function () {
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var components = [];
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for (var _i = 0; _i < arguments.length; _i++) {
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components[_i] = arguments[_i];
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}
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return K.fromTuple(M)(function (i, e) { return FS.of(DE.index(i, DE.required, e)); }).apply(void 0, components);
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};
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/**
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* @category combinators
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* @since 2.2.7
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*/
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export var tuple = function () {
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var components = [];
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for (var _i = 0; _i < arguments.length; _i++) {
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components[_i] = arguments[_i];
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}
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return pipe(UnknownArray, compose(fromTuple.apply(void 0, components)));
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};
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/**
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* @category combinators
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* @since 2.2.7
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*/
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export var union =
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/*#__PURE__*/
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K.union(M)(function (i, e) { return FS.of(DE.member(i, e)); });
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/**
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* @category combinators
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* @since 2.2.7
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*/
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export var intersect =
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/*#__PURE__*/
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K.intersect(M);
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/**
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* @category combinators
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* @since 2.2.8
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*/
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export var fromSum = function (tag) { return function (members) {
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return K.fromSum(M)(function (tag, value, keys) {
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return FS.of(DE.key(tag, DE.required, error(value, keys.length === 0 ? 'never' : keys.map(function (k) { return JSON.stringify(k); }).join(' | '))));
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})(tag)(members);
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}; };
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/**
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* @category combinators
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* @since 2.2.7
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*/
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export var sum = function (tag) { return function (members) { return pipe(UnknownRecord, compose(fromSum(tag)(members))); }; };
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/**
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* @category combinators
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* @since 2.2.7
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*/
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export var lazy =
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/*#__PURE__*/
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K.lazy(M)(function (id, e) { return FS.of(DE.lazy(id, e)); });
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/**
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* @category combinators
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* @since 2.2.15
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*/
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export var readonly = identity;
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// -------------------------------------------------------------------------------------
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// non-pipeables
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// -------------------------------------------------------------------------------------
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var map_ = function (fa, f) { return pipe(fa, map(f)); };
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var alt_ = function (me, that) { return pipe(me, alt(that)); };
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var compose_ = function (ab, la) { return pipe(la, compose(ab)); };
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// -------------------------------------------------------------------------------------
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// pipeables
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// -------------------------------------------------------------------------------------
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/**
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* @category Functor
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* @since 2.2.7
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*/
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export var map =
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/*#__PURE__*/
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K.map(M);
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/**
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* @category Alt
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* @since 2.2.7
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*/
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export var alt =
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/*#__PURE__*/
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K.alt(M);
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/**
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* @category Semigroupoid
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* @since 2.2.8
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*/
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export var compose =
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/*#__PURE__*/
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K.compose(M);
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/**
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* @category Category
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* @since 2.2.8
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*/
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export var id =
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/*#__PURE__*/
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K.id(M);
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// -------------------------------------------------------------------------------------
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// instances
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// -------------------------------------------------------------------------------------
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/**
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* @category instances
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* @since 2.2.7
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*/
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export var URI = 'io-ts/Decoder';
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/**
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* @category instances
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* @since 2.2.8
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*/
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export var Functor = {
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URI: URI,
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map: map_
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};
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/**
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* @category instances
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* @since 2.2.8
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*/
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export var Alt = {
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URI: URI,
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map: map_,
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alt: alt_
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};
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/**
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* @category instances
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* @since 2.2.8
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*/
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export var Category = {
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URI: URI,
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compose: compose_,
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id: id
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};
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/**
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* @category instances
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* @since 2.2.8
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*/
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export var Schemable = {
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URI: URI,
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literal: literal,
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string: string,
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number: number,
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boolean: boolean,
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nullable: nullable,
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type: type,
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struct: struct,
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partial: partial,
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record: record,
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array: array,
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tuple: tuple,
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intersect: intersect,
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sum: sum,
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lazy: lazy,
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readonly: readonly
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};
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/**
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* @category instances
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* @since 2.2.8
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*/
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export var WithUnknownContainers = {
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UnknownArray: UnknownArray,
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UnknownRecord: UnknownRecord
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};
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/**
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* @category instances
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* @since 2.2.8
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*/
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export var WithUnion = {
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union: union
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};
|
||
|
|
/**
|
||
|
|
* @category instances
|
||
|
|
* @since 2.2.8
|
||
|
|
*/
|
||
|
|
export var WithRefine = {
|
||
|
|
refine: refine
|
||
|
|
};
|
||
|
|
var empty = [];
|
||
|
|
var make = function (value, forest) {
|
||
|
|
if (forest === void 0) { forest = empty; }
|
||
|
|
return ({
|
||
|
|
value: value,
|
||
|
|
forest: forest
|
||
|
|
});
|
||
|
|
};
|
||
|
|
var drawTree = function (tree) { return tree.value + drawForest('\n', tree.forest); };
|
||
|
|
var drawForest = function (indentation, forest) {
|
||
|
|
var r = '';
|
||
|
|
var len = forest.length;
|
||
|
|
var tree;
|
||
|
|
for (var i = 0; i < len; i++) {
|
||
|
|
tree = forest[i];
|
||
|
|
var isLast = i === len - 1;
|
||
|
|
r += indentation + (isLast ? '└' : '├') + '─ ' + tree.value;
|
||
|
|
r += drawForest(indentation + (len > 1 && !isLast ? '│ ' : ' '), tree.forest);
|
||
|
|
}
|
||
|
|
return r;
|
||
|
|
};
|
||
|
|
var toTree = DE.fold({
|
||
|
|
Leaf: function (input, error) { return make("cannot decode ".concat(JSON.stringify(input), ", should be ").concat(error)); },
|
||
|
|
Key: function (key, kind, errors) { return make("".concat(kind, " property ").concat(JSON.stringify(key)), toForest(errors)); },
|
||
|
|
Index: function (index, kind, errors) { return make("".concat(kind, " index ").concat(index), toForest(errors)); },
|
||
|
|
Member: function (index, errors) { return make("member ".concat(index), toForest(errors)); },
|
||
|
|
Lazy: function (id, errors) { return make("lazy type ".concat(id), toForest(errors)); },
|
||
|
|
Wrap: function (error, errors) { return make(error, toForest(errors)); }
|
||
|
|
});
|
||
|
|
var toForest = function (e) {
|
||
|
|
var stack = [];
|
||
|
|
var focus = e;
|
||
|
|
var res = [];
|
||
|
|
// eslint-disable-next-line no-constant-condition
|
||
|
|
while (true) {
|
||
|
|
switch (focus._tag) {
|
||
|
|
case 'Of':
|
||
|
|
{
|
||
|
|
res.push(toTree(focus.value));
|
||
|
|
var tmp = stack.pop();
|
||
|
|
if (tmp === undefined) {
|
||
|
|
return res;
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
focus = tmp;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case 'Concat':
|
||
|
|
stack.push(focus.right);
|
||
|
|
focus = focus.left;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
};
|
||
|
|
/**
|
||
|
|
* @since 2.2.7
|
||
|
|
*/
|
||
|
|
export var draw = function (e) { return toForest(e).map(drawTree).join('\n'); };
|
||
|
|
/**
|
||
|
|
* @internal
|
||
|
|
*/
|
||
|
|
export var stringify =
|
||
|
|
/*#__PURE__*/
|
||
|
|
E.fold(draw, function (a) { return JSON.stringify(a, null, 2); });
|