source: trip-planner-front/node_modules/@angular/compiler/src/render3/partial/util.js@ e29cc2e

(function (factory) {
    if (typeof module === "object" && typeof module.exports === "object") {
        var v = factory(require, exports);
        if (v !== undefined) module.exports = v;
    }
    else if (typeof define === "function" && define.amd) {
        define("@angular/compiler/src/render3/partial/util", ["require", "exports", "@angular/compiler/src/output/output_ast", "@angular/compiler/src/render3/r3_identifiers", "@angular/compiler/src/render3/view/util"], factory);
    }
})(function (require, exports) {
    "use strict";
    Object.defineProperty(exports, "__esModule", { value: true });
    exports.generateForwardRef = exports.compileDependency = exports.compileDependencies = exports.toOptionalLiteralMap = exports.toOptionalLiteralArray = void 0;
    /**
     * @license
     * Copyright Google LLC All Rights Reserved.
     *
     * Use of this source code is governed by an MIT-style license that can be
     * found in the LICENSE file at https://angular.io/license
     */
    var o = require("@angular/compiler/src/output/output_ast");
    var r3_identifiers_1 = require("@angular/compiler/src/render3/r3_identifiers");
    var util_1 = require("@angular/compiler/src/render3/view/util");
    /**
     * Creates an array literal expression from the given array, mapping all values to an expression
     * using the provided mapping function. If the array is empty or null, then null is returned.
     *
     * @param values The array to transfer into literal array expression.
     * @param mapper The logic to use for creating an expression for the array's values.
     * @returns An array literal expression representing `values`, or null if `values` is empty or
     * is itself null.
     */
    function toOptionalLiteralArray(values, mapper) {
        if (values === null || values.length === 0) {
            return null;
        }
        return o.literalArr(values.map(function (value) { return mapper(value); }));
    }
    exports.toOptionalLiteralArray = toOptionalLiteralArray;
    /**
     * Creates an object literal expression from the given object, mapping all values to an expression
     * using the provided mapping function. If the object has no keys, then null is returned.
     *
     * @param object The object to transfer into an object literal expression.
     * @param mapper The logic to use for creating an expression for the object's values.
     * @returns An object literal expression representing `object`, or null if `object` does not have
     * any keys.
     */
    function toOptionalLiteralMap(object, mapper) {
        var entries = Object.keys(object).map(function (key) {
            var value = object[key];
            return { key: key, value: mapper(value), quoted: true };
        });
        if (entries.length > 0) {
            return o.literalMap(entries);
        }
        else {
            return null;
        }
    }
    exports.toOptionalLiteralMap = toOptionalLiteralMap;
    function compileDependencies(deps) {
        if (deps === 'invalid') {
            // The `deps` can be set to the string "invalid"  by the `unwrapConstructorDependencies()`
            // function, which tries to convert `ConstructorDeps` into `R3DependencyMetadata[]`.
            return o.literal('invalid');
        }
        else if (deps === null) {
            return o.literal(null);
        }
        else {
            return o.literalArr(deps.map(compileDependency));
        }
    }
    exports.compileDependencies = compileDependencies;
    function compileDependency(dep) {
        var depMeta = new util_1.DefinitionMap();
        depMeta.set('token', dep.token);
        if (dep.attributeNameType !== null) {
            depMeta.set('attribute', o.literal(true));
        }
        if (dep.host) {
            depMeta.set('host', o.literal(true));
        }
        if (dep.optional) {
            depMeta.set('optional', o.literal(true));
        }
        if (dep.self) {
            depMeta.set('self', o.literal(true));
        }
        if (dep.skipSelf) {
            depMeta.set('skipSelf', o.literal(true));
        }
        return depMeta.toLiteralMap();
    }
    exports.compileDependency = compileDependency;
    /**
     * Generate an expression that has the given `expr` wrapped in the following form:
     *
     * ```
     * forwardRef(() => expr)
     * ```
     */
    function generateForwardRef(expr) {
        return o.importExpr(r3_identifiers_1.Identifiers.forwardRef).callFn([o.fn([], [new o.ReturnStatement(expr)])]);
    }
    exports.generateForwardRef = generateForwardRef;
});
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