/**
 * @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
 */
/**
 * Represents the header configuration options for an HTTP request.
 * Instances are immutable. Modifying methods return a cloned
 * instance with the change. The original object is never changed.
 *
 * @publicApi
 */
export class HttpHeaders {
    /**  Constructs a new HTTP header object with the given values.*/
    constructor(headers) {
        /**
         * Internal map of lowercased header names to the normalized
         * form of the name (the form seen first).
         */
        this.normalizedNames = new Map();
        /**
         * Queued updates to be materialized the next initialization.
         */
        this.lazyUpdate = null;
        if (!headers) {
            this.headers = new Map();
        }
        else if (typeof headers === 'string') {
            this.lazyInit = () => {
                this.headers = new Map();
                headers.split('\n').forEach(line => {
                    const index = line.indexOf(':');
                    if (index > 0) {
                        const name = line.slice(0, index);
                        const key = name.toLowerCase();
                        const value = line.slice(index + 1).trim();
                        this.maybeSetNormalizedName(name, key);
                        if (this.headers.has(key)) {
                            this.headers.get(key).push(value);
                        }
                        else {
                            this.headers.set(key, [value]);
                        }
                    }
                });
            };
        }
        else {
            this.lazyInit = () => {
                this.headers = new Map();
                Object.keys(headers).forEach(name => {
                    let values = headers[name];
                    const key = name.toLowerCase();
                    if (typeof values === 'string') {
                        values = [values];
                    }
                    if (values.length > 0) {
                        this.headers.set(key, values);
                        this.maybeSetNormalizedName(name, key);
                    }
                });
            };
        }
    }
    /**
     * Checks for existence of a given header.
     *
     * @param name The header name to check for existence.
     *
     * @returns True if the header exists, false otherwise.
     */
    has(name) {
        this.init();
        return this.headers.has(name.toLowerCase());
    }
    /**
     * Retrieves the first value of a given header.
     *
     * @param name The header name.
     *
     * @returns The value string if the header exists, null otherwise
     */
    get(name) {
        this.init();
        const values = this.headers.get(name.toLowerCase());
        return values && values.length > 0 ? values[0] : null;
    }
    /**
     * Retrieves the names of the headers.
     *
     * @returns A list of header names.
     */
    keys() {
        this.init();
        return Array.from(this.normalizedNames.values());
    }
    /**
     * Retrieves a list of values for a given header.
     *
     * @param name The header name from which to retrieve values.
     *
     * @returns A string of values if the header exists, null otherwise.
     */
    getAll(name) {
        this.init();
        return this.headers.get(name.toLowerCase()) || null;
    }
    /**
     * Appends a new value to the existing set of values for a header
     * and returns them in a clone of the original instance.
     *
     * @param name The header name for which to append the values.
     * @param value The value to append.
     *
     * @returns A clone of the HTTP headers object with the value appended to the given header.
     */
    append(name, value) {
        return this.clone({ name, value, op: 'a' });
    }
    /**
     * Sets or modifies a value for a given header in a clone of the original instance.
     * If the header already exists, its value is replaced with the given value
     * in the returned object.
     *
     * @param name The header name.
     * @param value The value or values to set or overide for the given header.
     *
     * @returns A clone of the HTTP headers object with the newly set header value.
     */
    set(name, value) {
        return this.clone({ name, value, op: 's' });
    }
    /**
     * Deletes values for a given header in a clone of the original instance.
     *
     * @param name The header name.
     * @param value The value or values to delete for the given header.
     *
     * @returns A clone of the HTTP headers object with the given value deleted.
     */
    delete(name, value) {
        return this.clone({ name, value, op: 'd' });
    }
    maybeSetNormalizedName(name, lcName) {
        if (!this.normalizedNames.has(lcName)) {
            this.normalizedNames.set(lcName, name);
        }
    }
    init() {
        if (!!this.lazyInit) {
            if (this.lazyInit instanceof HttpHeaders) {
                this.copyFrom(this.lazyInit);
            }
            else {
                this.lazyInit();
            }
            this.lazyInit = null;
            if (!!this.lazyUpdate) {
                this.lazyUpdate.forEach(update => this.applyUpdate(update));
                this.lazyUpdate = null;
            }
        }
    }
    copyFrom(other) {
        other.init();
        Array.from(other.headers.keys()).forEach(key => {
            this.headers.set(key, other.headers.get(key));
            this.normalizedNames.set(key, other.normalizedNames.get(key));
        });
    }
    clone(update) {
        const clone = new HttpHeaders();
        clone.lazyInit =
            (!!this.lazyInit && this.lazyInit instanceof HttpHeaders) ? this.lazyInit : this;
        clone.lazyUpdate = (this.lazyUpdate || []).concat([update]);
        return clone;
    }
    applyUpdate(update) {
        const key = update.name.toLowerCase();
        switch (update.op) {
            case 'a':
            case 's':
                let value = update.value;
                if (typeof value === 'string') {
                    value = [value];
                }
                if (value.length === 0) {
                    return;
                }
                this.maybeSetNormalizedName(update.name, key);
                const base = (update.op === 'a' ? this.headers.get(key) : undefined) || [];
                base.push(...value);
                this.headers.set(key, base);
                break;
            case 'd':
                const toDelete = update.value;
                if (!toDelete) {
                    this.headers.delete(key);
                    this.normalizedNames.delete(key);
                }
                else {
                    let existing = this.headers.get(key);
                    if (!existing) {
                        return;
                    }
                    existing = existing.filter(value => toDelete.indexOf(value) === -1);
                    if (existing.length === 0) {
                        this.headers.delete(key);
                        this.normalizedNames.delete(key);
                    }
                    else {
                        this.headers.set(key, existing);
                    }
                }
                break;
        }
    }
    /**
     * @internal
     */
    forEach(fn) {
        this.init();
        Array.from(this.normalizedNames.keys())
            .forEach(key => fn(this.normalizedNames.get(key), this.headers.get(key)));
    }
}
//# sourceMappingURL=data:application/json;base64,{"version":3,"file":"headers.js","sourceRoot":"","sources":["../../../../../../../packages/common/http/src/headers.ts"],"names":[],"mappings":"AAAA;;;;;;GAMG;AAQH;;;;;;GAMG;AACH,MAAM,OAAO,WAAW;IAwBtB,iEAAiE;IAEjE,YAAY,OAAoD;QAlBhE;;;WAGG;QACK,oBAAe,GAAwB,IAAI,GAAG,EAAE,CAAC;QAOzD;;WAEG;QACK,eAAU,GAAkB,IAAI,CAAC;QAKvC,IAAI,CAAC,OAAO,EAAE;YACZ,IAAI,CAAC,OAAO,GAAG,IAAI,GAAG,EAAoB,CAAC;SAC5C;aAAM,IAAI,OAAO,OAAO,KAAK,QAAQ,EAAE;YACtC,IAAI,CAAC,QAAQ,GAAG,GAAG,EAAE;gBACnB,IAAI,CAAC,OAAO,GAAG,IAAI,GAAG,EAAoB,CAAC;gBAC3C,OAAO,CAAC,KAAK,CAAC,IAAI,CAAC,CAAC,OAAO,CAAC,IAAI,CAAC,EAAE;oBACjC,MAAM,KAAK,GAAG,IAAI,CAAC,OAAO,CAAC,GAAG,CAAC,CAAC;oBAChC,IAAI,KAAK,GAAG,CAAC,EAAE;wBACb,MAAM,IAAI,GAAG,IAAI,CAAC,KAAK,CAAC,CAAC,EAAE,KAAK,CAAC,CAAC;wBAClC,MAAM,GAAG,GAAG,IAAI,CAAC,WAAW,EAAE,CAAC;wBAC/B,MAAM,KAAK,GAAG,IAAI,CAAC,KAAK,CAAC,KAAK,GAAG,CAAC,CAAC,CAAC,IAAI,EAAE,CAAC;wBAC3C,IAAI,CAAC,sBAAsB,CAAC,IAAI,EAAE,GAAG,CAAC,CAAC;wBACvC,IAAI,IAAI,CAAC,OAAO,CAAC,GAAG,CAAC,GAAG,CAAC,EAAE;4BACzB,IAAI,CAAC,OAAO,CAAC,GAAG,CAAC,GAAG,CAAE,CAAC,IAAI,CAAC,KAAK,CAAC,CAAC;yBACpC;6BAAM;4BACL,IAAI,CAAC,OAAO,CAAC,GAAG,CAAC,GAAG,EAAE,CAAC,KAAK,CAAC,CAAC,CAAC;yBAChC;qBACF;gBACH,CAAC,CAAC,CAAC;YACL,CAAC,CAAC;SACH;aAAM;YACL,IAAI,CAAC,QAAQ,GAAG,GAAG,EAAE;gBACnB,IAAI,CAAC,OAAO,GAAG,IAAI,GAAG,EAAoB,CAAC;gBAC3C,MAAM,CAAC,IAAI,CAAC,OAAO,CAAC,CAAC,OAAO,CAAC,IAAI,CAAC,EAAE;oBAClC,IAAI,MAAM,GAAoB,OAAO,CAAC,IAAI,CAAC,CAAC;oBAC5C,MAAM,GAAG,GAAG,IAAI,CAAC,WAAW,EAAE,CAAC;oBAC/B,IAAI,OAAO,MAAM,KAAK,QAAQ,EAAE;wBAC9B,MAAM,GAAG,CAAC,MAAM,CAAC,CAAC;qBACnB;oBACD,IAAI,MAAM,CAAC,MAAM,GAAG,CAAC,EAAE;wBACrB,IAAI,CAAC,OAAO,CAAC,GAAG,CAAC,GAAG,EAAE,MAAM,CAAC,CAAC;wBAC9B,IAAI,CAAC,sBAAsB,CAAC,IAAI,EAAE,GAAG,CAAC,CAAC;qBACxC;gBACH,CAAC,CAAC,CAAC;YACL,CAAC,CAAC;SACH;IACH,CAAC;IAED;;;;;;OAMG;IACH,GAAG,CAAC,IAAY;QACd,IAAI,CAAC,IAAI,EAAE,CAAC;QAEZ,OAAO,IAAI,CAAC,OAAO,CAAC,GAAG,CAAC,IAAI,CAAC,WAAW,EAAE,CAAC,CAAC;IAC9C,CAAC;IAED;;;;;;OAMG;IACH,GAAG,CAAC,IAAY;QACd,IAAI,CAAC,IAAI,EAAE,CAAC;QAEZ,MAAM,MAAM,GAAG,IAAI,CAAC,OAAO,CAAC,GAAG,CAAC,IAAI,CAAC,WAAW,EAAE,CAAC,CAAC;QACpD,OAAO,MAAM,IAAI,MAAM,CAAC,MAAM,GAAG,CAAC,CAAC,CAAC,CAAC,MAAM,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,IAAI,CAAC;IACxD,CAAC;IAED;;;;OAIG;IACH,IAAI;QACF,IAAI,CAAC,IAAI,EAAE,CAAC;QAEZ,OAAO,KAAK,CAAC,IAAI,CAAC,IAAI,CAAC,eAAe,CAAC,MAAM,EAAE,CAAC,CAAC;IACnD,CAAC;IAED;;;;;;OAMG;IACH,MAAM,CAAC,IAAY;QACjB,IAAI,CAAC,IAAI,EAAE,CAAC;QAEZ,OAAO,IAAI,CAAC,OAAO,CAAC,GAAG,CAAC,IAAI,CAAC,WAAW,EAAE,CAAC,IAAI,IAAI,CAAC;IACtD,CAAC;IAED;;;;;;;;OAQG;IAEH,MAAM,CAAC,IAAY,EAAE,KAAsB;QACzC,OAAO,IAAI,CAAC,KAAK,CAAC,EAAC,IAAI,EAAE,KAAK,EAAE,EAAE,EAAE,GAAG,EAAC,CAAC,CAAC;IAC5C,CAAC;IACD;;;;;;;;;OASG;IACH,GAAG,CAAC,IAAY,EAAE,KAAsB;QACtC,OAAO,IAAI,CAAC,KAAK,CAAC,EAAC,IAAI,EAAE,KAAK,EAAE,EAAE,EAAE,GAAG,EAAC,CAAC,CAAC;IAC5C,CAAC;IACD;;;;;;;OAOG;IACH,MAAM,CAAC,IAAY,EAAE,KAAuB;QAC1C,OAAO,IAAI,CAAC,KAAK,CAAC,EAAC,IAAI,EAAE,KAAK,EAAE,EAAE,EAAE,GAAG,EAAC,CAAC,CAAC;IAC5C,CAAC;IAEO,sBAAsB,CAAC,IAAY,EAAE,MAAc;QACzD,IAAI,CAAC,IAAI,CAAC,eAAe,CAAC,GAAG,CAAC,MAAM,CAAC,EAAE;YACrC,IAAI,CAAC,eAAe,CAAC,GAAG,CAAC,MAAM,EAAE,IAAI,CAAC,CAAC;SACxC;IACH,CAAC;IAEO,IAAI;QACV,IAAI,CAAC,CAAC,IAAI,CAAC,QAAQ,EAAE;YACnB,IAAI,IAAI,CAAC,QAAQ,YAAY,WAAW,EAAE;gBACxC,IAAI,CAAC,QAAQ,CAAC,IAAI,CAAC,QAAQ,CAAC,CAAC;aAC9B;iBAAM;gBACL,IAAI,CAAC,QAAQ,EAAE,CAAC;aACjB;YACD,IAAI,CAAC,QAAQ,GAAG,IAAI,CAAC;YACrB,IAAI,CAAC,CAAC,IAAI,CAAC,UAAU,EAAE;gBACrB,IAAI,CAAC,UAAU,CAAC,OAAO,CAAC,MAAM,CAAC,EAAE,CAAC,IAAI,CAAC,WAAW,CAAC,MAAM,CAAC,CAAC,CAAC;gBAC5D,IAAI,CAAC,UAAU,GAAG,IAAI,CAAC;aACxB;SACF;IACH,CAAC;IAEO,QAAQ,CAAC,KAAkB;QACjC,KAAK,CAAC,IAAI,EAAE,CAAC;QACb,KAAK,CAAC,IAAI,CAAC,KAAK,CAAC,OAAO,CAAC,IAAI,EAAE,CAAC,CAAC,OAAO,CAAC,GAAG,CAAC,EAAE;YAC7C,IAAI,CAAC,OAAO,CAAC,GAAG,CAAC,GAAG,EAAE,KAAK,CAAC,OAAO,CAAC,GAAG,CAAC,GAAG,CAAE,CAAC,CAAC;YAC/C,IAAI,CAAC,eAAe,CAAC,GAAG,CAAC,GAAG,EAAE,KAAK,CAAC,eAAe,CAAC,GAAG,CAAC,GAAG,CAAE,CAAC,CAAC;QACjE,CAAC,CAAC,CAAC;IACL,CAAC;IAEO,KAAK,CAAC,MAAc;QAC1B,MAAM,KAAK,GAAG,IAAI,WAAW,EAAE,CAAC;QAChC,KAAK,CAAC,QAAQ;YACV,CAAC,CAAC,CAAC,IAAI,CAAC,QAAQ,IAAI,IAAI,CAAC,QAAQ,YAAY,WAAW,CAAC,CAAC,CAAC,CAAC,IAAI,CAAC,QAAQ,CAAC,CAAC,CAAC,IAAI,CAAC;QACrF,KAAK,CAAC,UAAU,GAAG,CAAC,IAAI,CAAC,UAAU,IAAI,EAAE,CAAC,CAAC,MAAM,CAAC,CAAC,MAAM,CAAC,CAAC,CAAC;QAC5D,OAAO,KAAK,CAAC;IACf,CAAC;IAEO,WAAW,CAAC,MAAc;QAChC,MAAM,GAAG,GAAG,MAAM,CAAC,IAAI,CAAC,WAAW,EAAE,CAAC;QACtC,QAAQ,MAAM,CAAC,EAAE,EAAE;YACjB,KAAK,GAAG,CAAC;YACT,KAAK,GAAG;gBACN,IAAI,KAAK,GAAG,MAAM,CAAC,KAAM,CAAC;gBAC1B,IAAI,OAAO,KAAK,KAAK,QAAQ,EAAE;oBAC7B,KAAK,GAAG,CAAC,KAAK,CAAC,CAAC;iBACjB;gBACD,IAAI,KAAK,CAAC,MAAM,KAAK,CAAC,EAAE;oBACtB,OAAO;iBACR;gBACD,IAAI,CAAC,sBAAsB,CAAC,MAAM,CAAC,IAAI,EAAE,GAAG,CAAC,CAAC;gBAC9C,MAAM,IAAI,GAAG,CAAC,MAAM,CAAC,EAAE,KAAK,GAAG,CAAC,CAAC,CAAC,IAAI,CAAC,OAAO,CAAC,GAAG,CAAC,GAAG,CAAC,CAAC,CAAC,CAAC,SAAS,CAAC,IAAI,EAAE,CAAC;gBAC3E,IAAI,CAAC,IAAI,CAAC,GAAG,KAAK,CAAC,CAAC;gBACpB,IAAI,CAAC,OAAO,CAAC,GAAG,CAAC,GAAG,EAAE,IAAI,CAAC,CAAC;gBAC5B,MAAM;YACR,KAAK,GAAG;gBACN,MAAM,QAAQ,GAAG,MAAM,CAAC,KAA2B,CAAC;gBACpD,IAAI,CAAC,QAAQ,EAAE;oBACb,IAAI,CAAC,OAAO,CAAC,MAAM,CAAC,GAAG,CAAC,CAAC;oBACzB,IAAI,CAAC,eAAe,CAAC,MAAM,CAAC,GAAG,CAAC,CAAC;iBAClC;qBAAM;oBACL,IAAI,QAAQ,GAAG,IAAI,CAAC,OAAO,CAAC,GAAG,CAAC,GAAG,CAAC,CAAC;oBACrC,IAAI,CAAC,QAAQ,EAAE;wBACb,OAAO;qBACR;oBACD,QAAQ,GAAG,QAAQ,CAAC,MAAM,CAAC,KAAK,CAAC,EAAE,CAAC,QAAQ,CAAC,OAAO,CAAC,KAAK,CAAC,KAAK,CAAC,CAAC,CAAC,CAAC;oBACpE,IAAI,QAAQ,CAAC,MAAM,KAAK,CAAC,EAAE;wBACzB,IAAI,CAAC,OAAO,CAAC,MAAM,CAAC,GAAG,CAAC,CAAC;wBACzB,IAAI,CAAC,eAAe,CAAC,MAAM,CAAC,GAAG,CAAC,CAAC;qBAClC;yBAAM;wBACL,IAAI,CAAC,OAAO,CAAC,GAAG,CAAC,GAAG,EAAE,QAAQ,CAAC,CAAC;qBACjC;iBACF;gBACD,MAAM;SACT;IACH,CAAC;IAED;;OAEG;IACH,OAAO,CAAC,EAA4C;QAClD,IAAI,CAAC,IAAI,EAAE,CAAC;QACZ,KAAK,CAAC,IAAI,CAAC,IAAI,CAAC,eAAe,CAAC,IAAI,EAAE,CAAC;aAClC,OAAO,CAAC,GAAG,CAAC,EAAE,CAAC,EAAE,CAAC,IAAI,CAAC,eAAe,CAAC,GAAG,CAAC,GAAG,CAAE,EAAE,IAAI,CAAC,OAAO,CAAC,GAAG,CAAC,GAAG,CAAE,CAAC,CAAC,CAAC;IAClF,CAAC;CACF","sourcesContent":["/**\n * @license\n * Copyright Google LLC All Rights Reserved.\n *\n * Use of this source code is governed by an MIT-style license that can be\n * found in the LICENSE file at https://angular.io/license\n */\n\ninterface Update {\n  name: string;\n  value?: string|string[];\n  op: 'a'|'s'|'d';\n}\n\n/**\n * Represents the header configuration options for an HTTP request.\n * Instances are immutable. Modifying methods return a cloned\n * instance with the change. The original object is never changed.\n *\n * @publicApi\n */\nexport class HttpHeaders {\n  /**\n   * Internal map of lowercase header names to values.\n   */\n  // TODO(issue/24571): remove '!'.\n  private headers!: Map<string, string[]>;\n\n\n  /**\n   * Internal map of lowercased header names to the normalized\n   * form of the name (the form seen first).\n   */\n  private normalizedNames: Map<string, string> = new Map();\n\n  /**\n   * Complete the lazy initialization of this object (needed before reading).\n   */\n  private lazyInit!: HttpHeaders|Function|null;\n\n  /**\n   * Queued updates to be materialized the next initialization.\n   */\n  private lazyUpdate: Update[]|null = null;\n\n  /**  Constructs a new HTTP header object with the given values.*/\n\n  constructor(headers?: string|{[name: string]: string | string[]}) {\n    if (!headers) {\n      this.headers = new Map<string, string[]>();\n    } else if (typeof headers === 'string') {\n      this.lazyInit = () => {\n        this.headers = new Map<string, string[]>();\n        headers.split('\\n').forEach(line => {\n          const index = line.indexOf(':');\n          if (index > 0) {\n            const name = line.slice(0, index);\n            const key = name.toLowerCase();\n            const value = line.slice(index + 1).trim();\n            this.maybeSetNormalizedName(name, key);\n            if (this.headers.has(key)) {\n              this.headers.get(key)!.push(value);\n            } else {\n              this.headers.set(key, [value]);\n            }\n          }\n        });\n      };\n    } else {\n      this.lazyInit = () => {\n        this.headers = new Map<string, string[]>();\n        Object.keys(headers).forEach(name => {\n          let values: string|string[] = headers[name];\n          const key = name.toLowerCase();\n          if (typeof values === 'string') {\n            values = [values];\n          }\n          if (values.length > 0) {\n            this.headers.set(key, values);\n            this.maybeSetNormalizedName(name, key);\n          }\n        });\n      };\n    }\n  }\n\n  /**\n   * Checks for existence of a given header.\n   *\n   * @param name The header name to check for existence.\n   *\n   * @returns True if the header exists, false otherwise.\n   */\n  has(name: string): boolean {\n    this.init();\n\n    return this.headers.has(name.toLowerCase());\n  }\n\n  /**\n   * Retrieves the first value of a given header.\n   *\n   * @param name The header name.\n   *\n   * @returns The value string if the header exists, null otherwise\n   */\n  get(name: string): string|null {\n    this.init();\n\n    const values = this.headers.get(name.toLowerCase());\n    return values && values.length > 0 ? values[0] : null;\n  }\n\n  /**\n   * Retrieves the names of the headers.\n   *\n   * @returns A list of header names.\n   */\n  keys(): string[] {\n    this.init();\n\n    return Array.from(this.normalizedNames.values());\n  }\n\n  /**\n   * Retrieves a list of values for a given header.\n   *\n   * @param name The header name from which to retrieve values.\n   *\n   * @returns A string of values if the header exists, null otherwise.\n   */\n  getAll(name: string): string[]|null {\n    this.init();\n\n    return this.headers.get(name.toLowerCase()) || null;\n  }\n\n  /**\n   * Appends a new value to the existing set of values for a header\n   * and returns them in a clone of the original instance.\n   *\n   * @param name The header name for which to append the values.\n   * @param value The value to append.\n   *\n   * @returns A clone of the HTTP headers object with the value appended to the given header.\n   */\n\n  append(name: string, value: string|string[]): HttpHeaders {\n    return this.clone({name, value, op: 'a'});\n  }\n  /**\n   * Sets or modifies a value for a given header in a clone of the original instance.\n   * If the header already exists, its value is replaced with the given value\n   * in the returned object.\n   *\n   * @param name The header name.\n   * @param value The value or values to set or overide for the given header.\n   *\n   * @returns A clone of the HTTP headers object with the newly set header value.\n   */\n  set(name: string, value: string|string[]): HttpHeaders {\n    return this.clone({name, value, op: 's'});\n  }\n  /**\n   * Deletes values for a given header in a clone of the original instance.\n   *\n   * @param name The header name.\n   * @param value The value or values to delete for the given header.\n   *\n   * @returns A clone of the HTTP headers object with the given value deleted.\n   */\n  delete(name: string, value?: string|string[]): HttpHeaders {\n    return this.clone({name, value, op: 'd'});\n  }\n\n  private maybeSetNormalizedName(name: string, lcName: string): void {\n    if (!this.normalizedNames.has(lcName)) {\n      this.normalizedNames.set(lcName, name);\n    }\n  }\n\n  private init(): void {\n    if (!!this.lazyInit) {\n      if (this.lazyInit instanceof HttpHeaders) {\n        this.copyFrom(this.lazyInit);\n      } else {\n        this.lazyInit();\n      }\n      this.lazyInit = null;\n      if (!!this.lazyUpdate) {\n        this.lazyUpdate.forEach(update => this.applyUpdate(update));\n        this.lazyUpdate = null;\n      }\n    }\n  }\n\n  private copyFrom(other: HttpHeaders) {\n    other.init();\n    Array.from(other.headers.keys()).forEach(key => {\n      this.headers.set(key, other.headers.get(key)!);\n      this.normalizedNames.set(key, other.normalizedNames.get(key)!);\n    });\n  }\n\n  private clone(update: Update): HttpHeaders {\n    const clone = new HttpHeaders();\n    clone.lazyInit =\n        (!!this.lazyInit && this.lazyInit instanceof HttpHeaders) ? this.lazyInit : this;\n    clone.lazyUpdate = (this.lazyUpdate || []).concat([update]);\n    return clone;\n  }\n\n  private applyUpdate(update: Update): void {\n    const key = update.name.toLowerCase();\n    switch (update.op) {\n      case 'a':\n      case 's':\n        let value = update.value!;\n        if (typeof value === 'string') {\n          value = [value];\n        }\n        if (value.length === 0) {\n          return;\n        }\n        this.maybeSetNormalizedName(update.name, key);\n        const base = (update.op === 'a' ? this.headers.get(key) : undefined) || [];\n        base.push(...value);\n        this.headers.set(key, base);\n        break;\n      case 'd':\n        const toDelete = update.value as string | undefined;\n        if (!toDelete) {\n          this.headers.delete(key);\n          this.normalizedNames.delete(key);\n        } else {\n          let existing = this.headers.get(key);\n          if (!existing) {\n            return;\n          }\n          existing = existing.filter(value => toDelete.indexOf(value) === -1);\n          if (existing.length === 0) {\n            this.headers.delete(key);\n            this.normalizedNames.delete(key);\n          } else {\n            this.headers.set(key, existing);\n          }\n        }\n        break;\n    }\n  }\n\n  /**\n   * @internal\n   */\n  forEach(fn: (name: string, values: string[]) => void) {\n    this.init();\n    Array.from(this.normalizedNames.keys())\n        .forEach(key => fn(this.normalizedNames.get(key)!, this.headers.get(key)!));\n  }\n}\n"]}