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- /**
- * Creates a JSON scanner on the given text.
- * If ignoreTrivia is set, whitespaces or comments are ignored.
- */
- export declare const createScanner: (text: string, ignoreTrivia?: boolean) => JSONScanner;
- export declare const enum ScanError {
- None = 0,
- UnexpectedEndOfComment = 1,
- UnexpectedEndOfString = 2,
- UnexpectedEndOfNumber = 3,
- InvalidUnicode = 4,
- InvalidEscapeCharacter = 5,
- InvalidCharacter = 6
- }
- export declare const enum SyntaxKind {
- OpenBraceToken = 1,
- CloseBraceToken = 2,
- OpenBracketToken = 3,
- CloseBracketToken = 4,
- CommaToken = 5,
- ColonToken = 6,
- NullKeyword = 7,
- TrueKeyword = 8,
- FalseKeyword = 9,
- StringLiteral = 10,
- NumericLiteral = 11,
- LineCommentTrivia = 12,
- BlockCommentTrivia = 13,
- LineBreakTrivia = 14,
- Trivia = 15,
- Unknown = 16,
- EOF = 17
- }
- /**
- * The scanner object, representing a JSON scanner at a position in the input string.
- */
- export interface JSONScanner {
- /**
- * Sets the scan position to a new offset. A call to 'scan' is needed to get the first token.
- */
- setPosition(pos: number): void;
- /**
- * Read the next token. Returns the token code.
- */
- scan(): SyntaxKind;
- /**
- * Returns the current scan position, which is after the last read token.
- */
- getPosition(): number;
- /**
- * Returns the last read token.
- */
- getToken(): SyntaxKind;
- /**
- * Returns the last read token value. The value for strings is the decoded string content. For numbers it's of type number, for boolean it's true or false.
- */
- getTokenValue(): string;
- /**
- * The start offset of the last read token.
- */
- getTokenOffset(): number;
- /**
- * The length of the last read token.
- */
- getTokenLength(): number;
- /**
- * The zero-based start line number of the last read token.
- */
- getTokenStartLine(): number;
- /**
- * The zero-based start character (column) of the last read token.
- */
- getTokenStartCharacter(): number;
- /**
- * An error code of the last scan.
- */
- getTokenError(): ScanError;
- }
- /**
- * For a given offset, evaluate the location in the JSON document. Each segment in the location path is either a property name or an array index.
- */
- export declare const getLocation: (text: string, position: number) => Location;
- /**
- * Parses the given text and returns the object the JSON content represents. On invalid input, the parser tries to be as fault tolerant as possible, but still return a result.
- * Therefore, always check the errors list to find out if the input was valid.
- */
- export declare const parse: (text: string, errors?: ParseError[], options?: ParseOptions) => any;
- /**
- * Parses the given text and returns a tree representation the JSON content. On invalid input, the parser tries to be as fault tolerant as possible, but still return a result.
- */
- export declare const parseTree: (text: string, errors?: ParseError[], options?: ParseOptions) => Node | undefined;
- /**
- * Finds the node at the given path in a JSON DOM.
- */
- export declare const findNodeAtLocation: (root: Node, path: JSONPath) => Node | undefined;
- /**
- * Finds the innermost node at the given offset. If includeRightBound is set, also finds nodes that end at the given offset.
- */
- export declare const findNodeAtOffset: (root: Node, offset: number, includeRightBound?: boolean) => Node | undefined;
- /**
- * Gets the JSON path of the given JSON DOM node
- */
- export declare const getNodePath: (node: Node) => JSONPath;
- /**
- * Evaluates the JavaScript object of the given JSON DOM node
- */
- export declare const getNodeValue: (node: Node) => any;
- /**
- * Parses the given text and invokes the visitor functions for each object, array and literal reached.
- */
- export declare const visit: (text: string, visitor: JSONVisitor, options?: ParseOptions) => any;
- /**
- * Takes JSON with JavaScript-style comments and remove
- * them. Optionally replaces every none-newline character
- * of comments with a replaceCharacter
- */
- export declare const stripComments: (text: string, replaceCh?: string) => string;
- export interface ParseError {
- error: ParseErrorCode;
- offset: number;
- length: number;
- }
- export declare const enum ParseErrorCode {
- InvalidSymbol = 1,
- InvalidNumberFormat = 2,
- PropertyNameExpected = 3,
- ValueExpected = 4,
- ColonExpected = 5,
- CommaExpected = 6,
- CloseBraceExpected = 7,
- CloseBracketExpected = 8,
- EndOfFileExpected = 9,
- InvalidCommentToken = 10,
- UnexpectedEndOfComment = 11,
- UnexpectedEndOfString = 12,
- UnexpectedEndOfNumber = 13,
- InvalidUnicode = 14,
- InvalidEscapeCharacter = 15,
- InvalidCharacter = 16
- }
- export declare function printParseErrorCode(code: ParseErrorCode): "InvalidSymbol" | "InvalidNumberFormat" | "PropertyNameExpected" | "ValueExpected" | "ColonExpected" | "CommaExpected" | "CloseBraceExpected" | "CloseBracketExpected" | "EndOfFileExpected" | "InvalidCommentToken" | "UnexpectedEndOfComment" | "UnexpectedEndOfString" | "UnexpectedEndOfNumber" | "InvalidUnicode" | "InvalidEscapeCharacter" | "InvalidCharacter" | "<unknown ParseErrorCode>";
- export declare type NodeType = 'object' | 'array' | 'property' | 'string' | 'number' | 'boolean' | 'null';
- export interface Node {
- readonly type: NodeType;
- readonly value?: any;
- readonly offset: number;
- readonly length: number;
- readonly colonOffset?: number;
- readonly parent?: Node;
- readonly children?: Node[];
- }
- export declare type Segment = string | number;
- export declare type JSONPath = Segment[];
- export interface Location {
- /**
- * The previous property key or literal value (string, number, boolean or null) or undefined.
- */
- previousNode?: Node;
- /**
- * The path describing the location in the JSON document. The path consists of a sequence of strings
- * representing an object property or numbers for array indices.
- */
- path: JSONPath;
- /**
- * Matches the locations path against a pattern consisting of strings (for properties) and numbers (for array indices).
- * '*' will match a single segment of any property name or index.
- * '**' will match a sequence of segments of any property name or index, or no segment.
- */
- matches: (patterns: JSONPath) => boolean;
- /**
- * If set, the location's offset is at a property key.
- */
- isAtPropertyKey: boolean;
- }
- export interface ParseOptions {
- disallowComments?: boolean;
- allowTrailingComma?: boolean;
- allowEmptyContent?: boolean;
- }
- export interface JSONVisitor {
- /**
- * Invoked when an open brace is encountered and an object is started. The offset and length represent the location of the open brace.
- */
- onObjectBegin?: (offset: number, length: number, startLine: number, startCharacter: number) => void;
- /**
- * Invoked when a property is encountered. The offset and length represent the location of the property name.
- */
- onObjectProperty?: (property: string, offset: number, length: number, startLine: number, startCharacter: number) => void;
- /**
- * Invoked when a closing brace is encountered and an object is completed. The offset and length represent the location of the closing brace.
- */
- onObjectEnd?: (offset: number, length: number, startLine: number, startCharacter: number) => void;
- /**
- * Invoked when an open bracket is encountered. The offset and length represent the location of the open bracket.
- */
- onArrayBegin?: (offset: number, length: number, startLine: number, startCharacter: number) => void;
- /**
- * Invoked when a closing bracket is encountered. The offset and length represent the location of the closing bracket.
- */
- onArrayEnd?: (offset: number, length: number, startLine: number, startCharacter: number) => void;
- /**
- * Invoked when a literal value is encountered. The offset and length represent the location of the literal value.
- */
- onLiteralValue?: (value: any, offset: number, length: number, startLine: number, startCharacter: number) => void;
- /**
- * Invoked when a comma or colon separator is encountered. The offset and length represent the location of the separator.
- */
- onSeparator?: (character: string, offset: number, length: number, startLine: number, startCharacter: number) => void;
- /**
- * When comments are allowed, invoked when a line or block comment is encountered. The offset and length represent the location of the comment.
- */
- onComment?: (offset: number, length: number, startLine: number, startCharacter: number) => void;
- /**
- * Invoked on an error.
- */
- onError?: (error: ParseErrorCode, offset: number, length: number, startLine: number, startCharacter: number) => void;
- }
- /**
- * Represents a text modification
- */
- export interface Edit {
- /**
- * The start offset of the modification.
- */
- offset: number;
- /**
- * The length of the modification. Must not be negative. Empty length represents an *insert*.
- */
- length: number;
- /**
- * The new content. Empty content represents a *remove*.
- */
- content: string;
- }
- /**
- * A text range in the document
- */
- export interface Range {
- /**
- * The start offset of the range.
- */
- offset: number;
- /**
- * The length of the range. Must not be negative.
- */
- length: number;
- }
- export interface FormattingOptions {
- /**
- * If indentation is based on spaces (`insertSpaces` = true), the number of spaces that make an indent.
- */
- tabSize?: number;
- /**
- * Is indentation based on spaces?
- */
- insertSpaces?: boolean;
- /**
- * The default 'end of line' character. If not set, '\n' is used as default.
- */
- eol?: string;
- /**
- * If set, will add a new line at the end of the document.
- */
- insertFinalNewline?: boolean;
- }
- /**
- * Computes the edits needed to format a JSON document.
- *
- * @param documentText The input text
- * @param range The range to format or `undefined` to format the full content
- * @param options The formatting options
- * @returns A list of edit operations describing the formatting changes to the original document. Edits can be either inserts, replacements or
- * removals of text segments. All offsets refer to the original state of the document. No two edits must change or remove the same range of
- * text in the original document. However, multiple edits can have
- * the same offset, for example multiple inserts, or an insert followed by a remove or replace. The order in the array defines which edit is applied first.
- * To apply edits to an input, you can use `applyEdits`.
- */
- export declare function format(documentText: string, range: Range | undefined, options: FormattingOptions): Edit[];
- /**
- * Options used when computing the modification edits
- */
- export interface ModificationOptions {
- /**
- * Formatting options. If undefined, the newly inserted code will be inserted unformatted.
- */
- formattingOptions?: FormattingOptions;
- /**
- * Default false. If `JSONPath` refers to an index of an array and {@property isArrayInsertion} is `true`, then
- * {@function modify} will insert a new item at that location instead of overwriting its contents.
- */
- isArrayInsertion?: boolean;
- /**
- * Optional function to define the insertion index given an existing list of properties.
- */
- getInsertionIndex?: (properties: string[]) => number;
- }
- /**
- * Computes the edits needed to modify a value in the JSON document.
- *
- * @param documentText The input text
- * @param path The path of the value to change. The path represents either to the document root, a property or an array item.
- * If the path points to an non-existing property or item, it will be created.
- * @param value The new value for the specified property or item. If the value is undefined,
- * the property or item will be removed.
- * @param options Options
- * @returns A list of edit operations describing the formatting changes to the original document. Edits can be either inserts, replacements or
- * removals of text segments. All offsets refer to the original state of the document. No two edits must change or remove the same range of
- * text in the original document. However, multiple edits can have
- * the same offset, for example multiple inserts, or an insert followed by a remove or replace. The order in the array defines which edit is applied first.
- * To apply edits to an input, you can use `applyEdits`.
- */
- export declare function modify(text: string, path: JSONPath, value: any, options: ModificationOptions): Edit[];
- /**
- * Applies edits to a input string.
- */
- export declare function applyEdits(text: string, edits: Edit[]): string;
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