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114 lines
5.5 KiB
Text
114 lines
5.5 KiB
Text
/*---------------------------------------------------------------------------------------------
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* Copyright (c) Microsoft Corporation. All rights reserved.
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* Licensed under the MIT License. See License.txt in the project root for license information.
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*--------------------------------------------------------------------------------------------*/
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'use strict';
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import * as formatter from './impl/format';
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import * as edit from './impl/edit';
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import * as scanner from './impl/scanner';
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import * as parser from './impl/parser';
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/**
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* Creates a JSON scanner on the given text.
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* If ignoreTrivia is set, whitespaces or comments are ignored.
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*/
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export var createScanner = scanner.createScanner;
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/**
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* 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.
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*/
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export var getLocation = parser.getLocation;
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/**
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* 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.
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* Therefore, always check the errors list to find out if the input was valid.
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*/
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export var parse = parser.parse;
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/**
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* 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.
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*/
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export var parseTree = parser.parseTree;
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/**
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* Finds the node at the given path in a JSON DOM.
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*/
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export var findNodeAtLocation = parser.findNodeAtLocation;
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/**
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* Finds the innermost node at the given offset. If includeRightBound is set, also finds nodes that end at the given offset.
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*/
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export var findNodeAtOffset = parser.findNodeAtOffset;
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/**
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* Gets the JSON path of the given JSON DOM node
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*/
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export var getNodePath = parser.getNodePath;
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/**
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* Evaluates the JavaScript object of the given JSON DOM node
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*/
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export var getNodeValue = parser.getNodeValue;
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/**
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* Parses the given text and invokes the visitor functions for each object, array and literal reached.
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*/
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export var visit = parser.visit;
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/**
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* Takes JSON with JavaScript-style comments and remove
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* them. Optionally replaces every none-newline character
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* of comments with a replaceCharacter
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*/
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export var stripComments = parser.stripComments;
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export function printParseErrorCode(code) {
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switch (code) {
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case 1 /* ParseErrorCode.InvalidSymbol */: return 'InvalidSymbol';
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case 2 /* ParseErrorCode.InvalidNumberFormat */: return 'InvalidNumberFormat';
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case 3 /* ParseErrorCode.PropertyNameExpected */: return 'PropertyNameExpected';
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case 4 /* ParseErrorCode.ValueExpected */: return 'ValueExpected';
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case 5 /* ParseErrorCode.ColonExpected */: return 'ColonExpected';
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case 6 /* ParseErrorCode.CommaExpected */: return 'CommaExpected';
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case 7 /* ParseErrorCode.CloseBraceExpected */: return 'CloseBraceExpected';
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case 8 /* ParseErrorCode.CloseBracketExpected */: return 'CloseBracketExpected';
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case 9 /* ParseErrorCode.EndOfFileExpected */: return 'EndOfFileExpected';
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case 10 /* ParseErrorCode.InvalidCommentToken */: return 'InvalidCommentToken';
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case 11 /* ParseErrorCode.UnexpectedEndOfComment */: return 'UnexpectedEndOfComment';
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case 12 /* ParseErrorCode.UnexpectedEndOfString */: return 'UnexpectedEndOfString';
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case 13 /* ParseErrorCode.UnexpectedEndOfNumber */: return 'UnexpectedEndOfNumber';
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case 14 /* ParseErrorCode.InvalidUnicode */: return 'InvalidUnicode';
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case 15 /* ParseErrorCode.InvalidEscapeCharacter */: return 'InvalidEscapeCharacter';
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case 16 /* ParseErrorCode.InvalidCharacter */: return 'InvalidCharacter';
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}
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return '<unknown ParseErrorCode>';
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}
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/**
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* Computes the edit operations needed to format a JSON document.
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*
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* @param documentText The input text
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* @param range The range to format or `undefined` to format the full content
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* @param options The formatting options
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* @returns The edit operations describing the formatting changes to the original document following the format described in {@linkcode EditResult}.
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* To apply the edit operations to the input, use {@linkcode applyEdits}.
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*/
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export function format(documentText, range, options) {
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return formatter.format(documentText, range, options);
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}
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/**
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* Computes the edit operations needed to modify a value in the JSON document.
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*
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* @param documentText The input text
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* @param path The path of the value to change. The path represents either to the document root, a property or an array item.
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* If the path points to an non-existing property or item, it will be created.
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* @param value The new value for the specified property or item. If the value is undefined,
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* the property or item will be removed.
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* @param options Options
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* @returns The edit operations describing the changes to the original document, following the format described in {@linkcode EditResult}.
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* To apply the edit operations to the input, use {@linkcode applyEdits}.
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*/
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export function modify(text, path, value, options) {
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return edit.setProperty(text, path, value, options);
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}
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/**
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* Applies edits to an input string.
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* @param text The input text
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* @param edits Edit operations following the format described in {@linkcode EditResult}.
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* @returns The text with the applied edits.
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* @throws An error if the edit operations are not well-formed as described in {@linkcode EditResult}.
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*/
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export function applyEdits(text, edits) {
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for (var i = edits.length - 1; i >= 0; i--) {
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text = edit.applyEdit(text, edits[i]);
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}
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return text;
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}
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