ts-flex-query/operators/basic/if.js

Flexible and type-safe data queries

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.ifThenElse = ifThenElse;
exports.ifThen = ifThen;
const if_1 = require("../../expressions/if");
const convenience_1 = require("../convenience");
/** Returns the @see thenValue if @see condition evaluates to true and @see elseValue otherwise. */
function ifThenElse(condition, thenValue, elseValue) {
    return {
        instantiate: (input) => new if_1.IfExpression(condition.instantiate(input), thenValue.instantiate(input), elseValue.instantiate(input))
    };
}
/** Returns the @see thenValue if @see condition evaluates to true. Otherwise, returns undefined. */
function ifThen(condition, thenValue) {
    return ifThenElse(condition, thenValue, (0, convenience_1.value)(undefined));
}
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