asl-path-validator/dist/index.js

Validates the path expressions for the Amazon States Language

"use strict";
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    if (k2 === undefined) k2 = k;
    var desc = Object.getOwnPropertyDescriptor(m, k);
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      desc = { enumerable: true, get: function() { return m[k]; } };
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    if (k2 === undefined) k2 = k;
    o[k2] = m[k];
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    for (var p in m) if (p !== "default" && !Object.prototype.hasOwnProperty.call(exports, p)) __createBinding(exports, m, p);
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Object.defineProperty(exports, "__esModule", { value: true });
exports.validatePath = void 0;
const aslPaths_1 = require("./generated/aslPaths");
const types_1 = require("./types");
const ast_1 = require("./ast");
const validatePath = (path, context) => {
    let ast = null;
    try {
        ast = (0, aslPaths_1.parse)(path);
    }
    catch (e) {
        return {
            isValid: false,
            code: types_1.ErrorCodes.parse_error,
            message: JSON.stringify(e),
        };
    }
    if (!ast) {
        return {
            isValid: false,
            code: types_1.ErrorCodes.parse_error,
            message: "no ast returned",
        };
    }
    switch (context) {
        case types_1.AslPathContext.PAYLOAD_TEMPLATE:
            break;
        case types_1.AslPathContext.PATH:
            if ((0, ast_1.hasFunctions)(ast)) {
                return {
                    isValid: false,
                    code: types_1.ErrorCodes.exp_has_functions,
                };
            }
            break;
        case types_1.AslPathContext.REFERENCE_PATH:
        case types_1.AslPathContext.RESULT_PATH:
            if ((0, ast_1.hasFunctions)(ast)) {
                return {
                    isValid: false,
                    code: types_1.ErrorCodes.exp_has_functions,
                };
            }
            if (!(0, ast_1.referencePathChecks)(ast)) {
                return {
                    isValid: false,
                    code: types_1.ErrorCodes.exp_has_non_reference_path_ops,
                };
            }
            if (context === types_1.AslPathContext.RESULT_PATH) {
                if ((0, ast_1.hasVariable)(ast)) {
                    return {
                        isValid: false,
                        code: types_1.ErrorCodes.exp_has_variable,
                    };
                }
            }
            break;
        default: {
            const invalid = context;
            throw Error(invalid);
        }
    }
    return { isValid: true };
};
exports.validatePath = validatePath;
__exportStar(require("./ajv"), exports);
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