adaptive-expressions/lib/builtinFunctions/numberTransformEvaluator.js

Common Expression Language

"use strict";
/**
 * @module adaptive-expressions
 */
/**
 * Copyright (c) Microsoft Corporation. All rights reserved.
 * Licensed under the MIT License.
 */
Object.defineProperty(exports, "__esModule", { value: true });
const expressionEvaluator_1 = require("../expressionEvaluator");
const functionUtils_1 = require("../functionUtils");
const returnType_1 = require("../returnType");
/**
 * Evaluator that transforms a number to another number.
 */
class NumberTransformEvaluator extends expressionEvaluator_1.ExpressionEvaluator {
    /**
     * Initializes a new instance of the [NumberTransformEvaluator](xref:adaptive-expressions.NumberTransformEvaluator) class.
     *
     * @param type Name of the built-in function.
     * @param func The evaluation function, it takes a list of objects and returns a number.
     */
    constructor(type, func) {
        super(type, NumberTransformEvaluator.evaluator(func), returnType_1.ReturnType.Number, functionUtils_1.FunctionUtils.validateUnaryNumber);
    }
    /**
     * @private
     */
    static evaluator(func) {
        return functionUtils_1.FunctionUtils.apply(func, functionUtils_1.FunctionUtils.verifyNumber);
    }
}
exports.NumberTransformEvaluator = NumberTransformEvaluator;
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