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1import { Directives } from '../doc/directives.js';
2import { Document } from '../doc/Document.js';
3import { ErrorCode, YAMLParseError, YAMLWarning } from '../errors.js';
4import type { ParsedNode, Range } from '../nodes/Node.js';
5import type { DocumentOptions, ParseOptions, SchemaOptions } from '../options.js';
6import type { Token } from '../parse/cst.js';
7type ErrorSource = number | [number, number] | Range | {
8 offset: number;
9 source?: string;
10};
11export type ComposeErrorHandler = (source: ErrorSource, code: ErrorCode, message: string, warning?: boolean) => void;
12/**
13 * Compose a stream of CST nodes into a stream of YAML Documents.
14 *
15 * ```ts
16 * import { Composer, Parser } from 'yaml'
17 *
18 * const src: string = ...
19 * const tokens = new Parser().parse(src)
20 * const docs = new Composer().compose(tokens)
21 * ```
22 */
23export declare class Composer<Contents extends ParsedNode = ParsedNode, Strict extends boolean = true> {
24 private directives;
25 private doc;
26 private options;
27 private atDirectives;
28 private prelude;
29 private errors;
30 private warnings;
31 constructor(options?: ParseOptions & DocumentOptions & SchemaOptions);
32 private onError;
33 private decorate;
34 /**
35 * Current stream status information.
36 *
37 * Mostly useful at the end of input for an empty stream.
38 */
39 streamInfo(): {
40 comment: string;
41 directives: Directives;
42 errors: YAMLParseError[];
43 warnings: YAMLWarning[];
44 };
45 /**
46 * Compose tokens into documents.
47 *
48 * @param forceDoc - If the stream contains no document, still emit a final document including any comments and directives that would be applied to a subsequent document.
49 * @param endOffset - Should be set if `forceDoc` is also set, to set the document range end and to indicate errors correctly.
50 */
51 compose(tokens: Iterable<Token>, forceDoc?: boolean, endOffset?: number): Generator<Document.Parsed<Contents, Strict>, void, unknown>;
52 /** Advance the composer by one CST token. */
53 next(token: Token): Generator<Document.Parsed<Contents, Strict>, void, unknown>;
54 /**
55 * Call at end of input to yield any remaining document.
56 *
57 * @param forceDoc - If the stream contains no document, still emit a final document including any comments and directives that would be applied to a subsequent document.
58 * @param endOffset - Should be set if `forceDoc` is also set, to set the document range end and to indicate errors correctly.
59 */
60 end(forceDoc?: boolean, endOffset?: number): Generator<Document.Parsed<Contents, Strict>, void, unknown>;
61}
62export {};