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backend/node_modules/effect/dist/cjs/Equivalence.js

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+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.tuple = exports.symbol = exports.struct = exports.string = exports.strict = exports.productMany = exports.product = exports.number = exports.mapInput = exports.make = exports.combineMany = exports.combineAll = exports.combine = exports.boolean = exports.bigint = exports.array = exports.all = exports.Date = void 0;
+var _Function = require("./Function.js");
+/**
+ * This module provides an implementation of the `Equivalence` type class, which defines a binary relation
+ * that is reflexive, symmetric, and transitive. In other words, it defines a notion of equivalence between values of a certain type.
+ * These properties are also known in mathematics as an "equivalence relation".
+ *
+ * @since 2.0.0
+ */
+
+/**
+ * @category constructors
+ * @since 2.0.0
+ */
+const make = isEquivalent => (self, that) => self === that || isEquivalent(self, that);
+exports.make = make;
+const isStrictEquivalent = (x, y) => x === y;
+/**
+ * Return an `Equivalence` that uses strict equality (===) to compare values.
+ *
+ * @since 2.0.0
+ * @category constructors
+ */
+const strict = () => isStrictEquivalent;
+/**
+ * @category instances
+ * @since 2.0.0
+ */
+exports.strict = strict;
+const string = exports.string = /*#__PURE__*/strict();
+/**
+ * @category instances
+ * @since 2.0.0
+ */
+const number = exports.number = /*#__PURE__*/strict();
+/**
+ * @category instances
+ * @since 2.0.0
+ */
+const boolean = exports.boolean = /*#__PURE__*/strict();
+/**
+ * @category instances
+ * @since 2.0.0
+ */
+const bigint = exports.bigint = /*#__PURE__*/strict();
+/**
+ * @category instances
+ * @since 2.0.0
+ */
+const symbol = exports.symbol = /*#__PURE__*/strict();
+/**
+ * @category combining
+ * @since 2.0.0
+ */
+const combine = exports.combine = /*#__PURE__*/(0, _Function.dual)(2, (self, that) => make((x, y) => self(x, y) && that(x, y)));
+/**
+ * @category combining
+ * @since 2.0.0
+ */
+const combineMany = exports.combineMany = /*#__PURE__*/(0, _Function.dual)(2, (self, collection) => make((x, y) => {
+  if (!self(x, y)) {
+    return false;
+  }
+  for (const equivalence of collection) {
+    if (!equivalence(x, y)) {
+      return false;
+    }
+  }
+  return true;
+}));
+const isAlwaysEquivalent = (_x, _y) => true;
+/**
+ * @category combining
+ * @since 2.0.0
+ */
+const combineAll = collection => combineMany(isAlwaysEquivalent, collection);
+/**
+ * @category mapping
+ * @since 2.0.0
+ */
+exports.combineAll = combineAll;
+const mapInput = exports.mapInput = /*#__PURE__*/(0, _Function.dual)(2, (self, f) => make((x, y) => self(f(x), f(y))));
+/**
+ * @category instances
+ * @since 2.0.0
+ */
+const Date = exports.Date = /*#__PURE__*/mapInput(number, date => date.getTime());
+/**
+ * @category combining
+ * @since 2.0.0
+ */
+const product = exports.product = /*#__PURE__*/(0, _Function.dual)(2, (self, that) => make(([xa, xb], [ya, yb]) => self(xa, ya) && that(xb, yb)));
+/**
+ * @category combining
+ * @since 2.0.0
+ */
+const all = collection => {
+  return make((x, y) => {
+    const len = Math.min(x.length, y.length);
+    let collectionLength = 0;
+    for (const equivalence of collection) {
+      if (collectionLength >= len) {
+        break;
+      }
+      if (!equivalence(x[collectionLength], y[collectionLength])) {
+        return false;
+      }
+      collectionLength++;
+    }
+    return true;
+  });
+};
+/**
+ * @category combining
+ * @since 2.0.0
+ */
+exports.all = all;
+const productMany = (self, collection) => {
+  const equivalence = all(collection);
+  return make((x, y) => !self(x[0], y[0]) ? false : equivalence(x.slice(1), y.slice(1)));
+};
+/**
+ * Similar to `Promise.all` but operates on `Equivalence`s.
+ *
+ * ```ts skip-type-checking
+ * [Equivalence<A>, Equivalence<B>, ...] -> Equivalence<[A, B, ...]>
+ * ```
+ *
+ * Given a tuple of `Equivalence`s returns a new `Equivalence` that compares values of a tuple
+ * by applying each `Equivalence` to the corresponding element of the tuple.
+ *
+ * @category combinators
+ * @since 2.0.0
+ */
+exports.productMany = productMany;
+const tuple = (...elements) => all(elements);
+/**
+ * Creates a new `Equivalence` for an array of values based on a given `Equivalence` for the elements of the array.
+ *
+ * @category combinators
+ * @since 2.0.0
+ */
+exports.tuple = tuple;
+const array = item => make((self, that) => {
+  if (self.length !== that.length) {
+    return false;
+  }
+  for (let i = 0; i < self.length; i++) {
+    const isEq = item(self[i], that[i]);
+    if (!isEq) {
+      return false;
+    }
+  }
+  return true;
+});
+/**
+ * Given a struct of `Equivalence`s returns a new `Equivalence` that compares values of a struct
+ * by applying each `Equivalence` to the corresponding property of the struct.
+ *
+ * @category combinators
+ * @since 2.0.0
+ */
+exports.array = array;
+const struct = fields => {
+  const keys = Object.keys(fields);
+  return make((self, that) => {
+    for (const key of keys) {
+      if (!fields[key](self[key], that[key])) {
+        return false;
+      }
+    }
+    return true;
+  });
+};
+exports.struct = struct;
+//# sourceMappingURL=Equivalence.js.map