Добавлена ДБ

node_modules/fast-check/lib/arbitrary/mapToConstant.js

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+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.mapToConstant = mapToConstant;
+const nat_1 = require("./nat");
+const IndexToMappedConstant_1 = require("./_internals/mappers/IndexToMappedConstant");
+const globals_1 = require("../utils/globals");
+function computeNumChoices(options) {
+    if (options.length === 0)
+        throw new globals_1.Error(`fc.mapToConstant expects at least one option`);
+    let numChoices = 0;
+    for (let idx = 0; idx !== options.length; ++idx) {
+        if (options[idx].num < 0)
+            throw new globals_1.Error(`fc.mapToConstant expects all options to have a number of entries greater or equal to zero`);
+        numChoices += options[idx].num;
+    }
+    if (numChoices === 0)
+        throw new globals_1.Error(`fc.mapToConstant expects at least one choice among options`);
+    return numChoices;
+}
+function mapToConstant(...entries) {
+    const numChoices = computeNumChoices(entries);
+    return (0, nat_1.nat)({ max: numChoices - 1 }).map((0, IndexToMappedConstant_1.indexToMappedConstantMapperFor)(entries), (0, IndexToMappedConstant_1.indexToMappedConstantUnmapperFor)(entries));
+}