[6a3a178] | 1 | /**
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| 2 | * @license
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| 3 | * Copyright Google LLC All Rights Reserved.
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| 4 | *
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| 5 | * Use of this source code is governed by an MIT-style license that can be
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| 6 | * found in the LICENSE file at https://angular.io/license
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| 7 | */
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| 8 | /// <reference types="node" />
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| 9 | import { BaseException } from '@angular-devkit/core';
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| 10 | import { LinkedList } from './linked-list';
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| 11 | export declare class IndexOutOfBoundException extends BaseException {
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| 12 | constructor(index: number, min: number, max?: number);
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| 13 | }
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| 14 | export declare class ContentCannotBeRemovedException extends BaseException {
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| 15 | constructor();
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| 16 | }
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| 17 | /**
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| 18 | * A Chunk description, including left/right content that has been inserted.
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| 19 | * If _left/_right is null, this means that content was deleted. If the _content is null,
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| 20 | * it means the content itself was deleted.
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| 21 | *
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| 22 | * @see UpdateBuffer
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| 23 | */
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| 24 | export declare class Chunk {
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| 25 | start: number;
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| 26 | end: number;
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| 27 | originalContent: Buffer;
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| 28 | private _content;
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| 29 | private _left;
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| 30 | private _right;
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| 31 | private _assertLeft;
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| 32 | private _assertRight;
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| 33 | next: Chunk | null;
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| 34 | constructor(start: number, end: number, originalContent: Buffer);
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| 35 | get length(): number;
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[e29cc2e] | 36 | toString(encoding?: BufferEncoding): string;
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[6a3a178] | 37 | slice(start: number): Chunk;
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| 38 | append(buffer: Buffer, essential: boolean): void;
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| 39 | prepend(buffer: Buffer, essential: boolean): void;
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| 40 | assert(left: boolean, _content: boolean, right: boolean): void;
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| 41 | remove(left: boolean, content: boolean, right: boolean): void;
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| 42 | copy(target: Buffer, start: number): number;
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| 43 | }
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| 44 | /**
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| 45 | * An utility class that allows buffers to be inserted to the _right or _left, or deleted, while
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| 46 | * keeping indices to the original buffer.
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| 47 | *
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| 48 | * The constructor takes an original buffer, and keeps it into a linked list of chunks, smaller
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| 49 | * buffers that keep track of _content inserted to the _right or _left of it.
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| 50 | *
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| 51 | * Since the Node Buffer structure is non-destructive when slicing, we try to use slicing to create
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| 52 | * new chunks, and always keep chunks pointing to the original content.
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| 53 | */
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| 54 | export declare class UpdateBuffer {
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| 55 | protected _originalContent: Buffer;
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| 56 | protected _linkedList: LinkedList<Chunk>;
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| 57 | constructor(_originalContent: Buffer);
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| 58 | protected _assertIndex(index: number): void;
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| 59 | protected _slice(start: number): [Chunk, Chunk];
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| 60 | /**
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| 61 | * Gets the position in the content based on the position in the string.
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| 62 | * Some characters might be wider than one byte, thus we have to determine the position using
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| 63 | * string functions.
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| 64 | */
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| 65 | protected _getTextPosition(index: number): number;
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| 66 | get length(): number;
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| 67 | get original(): Buffer;
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[e29cc2e] | 68 | toString(encoding?: BufferEncoding): string;
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[6a3a178] | 69 | generate(): Buffer;
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| 70 | insertLeft(index: number, content: Buffer, assert?: boolean): void;
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| 71 | insertRight(index: number, content: Buffer, assert?: boolean): void;
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| 72 | remove(index: number, length: number): void;
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| 73 | }
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