@microsoft.azure/openapi-validator-core/dist/src/jsonParser.js

Azure OpenAPI Validator

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.JsonParser = void 0;
const jsonc_parser_1 = require("jsonc-parser");
class JsonParser {
    parse(text) {
        const errors = [];
        const rootNode = (0, jsonc_parser_1.parseTree)(text, errors, { disallowComments: true });
        if (errors.length || rootNode == undefined) {
            throw new Error("Parser failed with errors:" + JSON.stringify(errors));
        }
        return {
            getLocation: (path) => {
                const targetPath = [...path];
                if (targetPath.length === 0) {
                    return getRange(text, rootNode);
                }
                while (targetPath.length > 0) {
                    const root = (0, jsonc_parser_1.findNodeAtLocation)(rootNode, targetPath);
                    if (root) {
                        return getRange(text, root);
                    }
                    targetPath.pop();
                }
                throw new Error("Invalid JSONPath:" + path.join("."));
            },
            getValue: () => {
                return Object.assign({}, (0, jsonc_parser_1.getNodeValue)(rootNode));
            }
        };
    }
}
exports.JsonParser = JsonParser;
function getLocation(text, offset) {
    let line = 1;
    let column = 0;
    for (let i = 0; i < offset; i++) {
        if (text[i] === "\n") {
            line++;
            column = 0;
        }
        column++;
    }
    return {
        line,
        column
    };
}
function getRange(text, node) {
    return {
        start: getLocation(text, node.offset),
        end: getLocation(text, node.offset + node.length)
    };
}
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