@neo4j-cypher/editor-support/es/completion/rules/rulePropInMapLiteral.js

Core functionality to support Cypher integration into editors

import * as CypherTypes from "../../lang/CypherTypes";
import * as CompletionTypes from "../CompletionTypes";
import { TreeUtils } from "../../util/TreeUtils";
export default (element => {
  const mapLiteralContext = TreeUtils.findParent(element, CypherTypes.MAP_LITERAL_CONTEXT);
  const propertiesContext = TreeUtils.findParent(element, CypherTypes.PROPERTIES_CONTEXT);
  if (mapLiteralContext) {
    const text = element.getText();
    if (text === "}") {
      return [];
    }
    return [{
      type: CompletionTypes.PROPERTY_KEY
    }];
  }
  if (propertiesContext) {
    const text = element.getText();
    if (text === "}") {
      return [];
    }
    if (/\s+/.test(text)) {
      return [];
    }
    return [{
      type: CompletionTypes.PROPERTY_KEY
    }, {
      type: CompletionTypes.PARAMETER
    }];
  }
  return [];
});