@nocobase/flow-engine/lib/utils/context.js

A standalone flow engine for NocoBase, managing workflows, models, and actions.

/**
 * This file is part of the NocoBase (R) project.
 * Copyright (c) 2020-2024 NocoBase Co., Ltd.
 * Authors: NocoBase Team.
 *
 * This project is dual-licensed under AGPL-3.0 and NocoBase Commercial License.
 * For more information, please refer to: https://www.nocobase.com/agreement.
 */

var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __name = (target, value) => __defProp(target, "name", { value, configurable: true });
var __export = (target, all) => {
  for (var name in all)
    __defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
  if (from && typeof from === "object" || typeof from === "function") {
    for (let key of __getOwnPropNames(from))
      if (!__hasOwnProp.call(to, key) && key !== except)
        __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
  }
  return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
var context_exports = {};
__export(context_exports, {
  extractPropertyPath: () => extractPropertyPath,
  formatPathToVariable: () => formatPathToVariable,
  isVariableExpression: () => isVariableExpression
});
module.exports = __toCommonJS(context_exports);
function extractPropertyPath(value) {
  if (typeof value !== "string") return null;
  const trimmed = value.trim();
  const variableRegex = /^\{\{\s*ctx(?:\.(.+?))?\s*\}\}$/;
  const match = trimmed.match(variableRegex);
  if (!match) return null;
  const pathString = match[1];
  if (!pathString) return [];
  return pathString.split(".").map((part) => part.trim()).filter((part) => part.length > 0);
}
__name(extractPropertyPath, "extractPropertyPath");
function formatPathToVariable(path) {
  if (path.length === 0) return "{{ ctx }}";
  return `{{ ctx.${path.join(".")} }}`;
}
__name(formatPathToVariable, "formatPathToVariable");
function isVariableExpression(value) {
  if (typeof value !== "string") return false;
  const trimmed = value.trim();
  const variableRegex = /^\{\{\s*ctx(?:\..+?)?\s*\}\}$/;
  return variableRegex.test(trimmed);
}
__name(isVariableExpression, "isVariableExpression");
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
  extractPropertyPath,
  formatPathToVariable,
  isVariableExpression
});