First take on grammar

src/diagrams/mindmap/mindmapDb.js

@@ -0,0 +1,94 @@
+/** Created by knut on 15-01-14. */
+import { log } from '../../logger';
+import { sanitizeText } from '../../diagram-api/diagramAPI';
+
+var message = '';
+var info = false;
+const root = {};
+let nodes = [];
+
+export const clear = () => {
+  nodes = [];
+};
+
+const getParent = function (level) {
+  for (let i = nodes.length - 1; i >= 0; i--) {
+    if (nodes[i].level < level) {
+      return nodes[i];
+    }
+  }
+  // No parent found
+  return null;
+};
+
+export const getMindmap = () => {
+  console.log('getMindmap', nodes[0]);
+  return nodes.length > 0 ? nodes[0] : null;
+};
+export const addNode = (level, id, descr, type) => {
+  const node = { id: sanitizeText(id), level, descr: sanitizeText(descr), type, children: [] };
+  const parent = getParent(level);
+  if (parent) {
+    parent.children.push(node);
+    // Keep all nodes in the list
+    nodes.push(node);
+  } else {
+    if (nodes.length === 0) {
+      // First node, the root
+      nodes.push(node);
+    } else {
+      // Syntax error ... there can only bee one root
+      let error = new Error(
+        'There can be only one root. No parent could be found for ("' + node.descr + '")'
+      );
+      error.hash = {
+        text: 'branch ' + name,
+        token: 'branch ' + name,
+        line: '1',
+        loc: { first_line: 1, last_line: 1, first_column: 1, last_column: 1 },
+        expected: ['"checkout ' + name + '"'],
+      };
+      throw error;
+    }
+  }
+};
+
+export const nodeType = {
+  DEFAULT: 0,
+  NO_BORDER: 0,
+  ROUNDED_RECT: 1,
+  RECT: 2,
+  CIRCLE: 3,
+};
+
+export const getTypeFromStart = (str) => {
+  switch (str) {
+    case '[':
+      return nodeType.RECT;
+    case '(':
+      return nodeType.ROUNDED_RECT;
+    case '((':
+      return nodeType.CIRCLE;
+    default:
+      return nodeType.DEFAULT;
+  }
+};
+export const decorateNode = (decoration) => {
+  console.log('decorateNode', decoration);
+  const node = nodes[nodes.length - 1];
+  if (decoration && decoration.icon) {
+    node.icon = sanitizeText(decoration.icon);
+  }
+  if (decoration && decoration.class) {
+    node.class = sanitizeText(decoration.class);
+  }
+};
+export default {
+  getMindmap,
+  addNode,
+  clear,
+  nodeType,
+  getTypeFromStart,
+  decorateNode,
+  // parseError
+};