init

lib/.eslintrc.js

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+module.exports = {
+  env: {
+    commonjs: true,
+    es6: true,
+    node: true
+  },
+  extends: [
+    '@scode/eslint-config-ts'
+  ],
+  globals: {
+    Atomics: 'readonly',
+    SharedArrayBuffer: 'readonly'
+  },
+  parserOptions: {
+    ecmaVersion: 2018
+  }
+}

lib/Edge.ts

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+export class Edge {
+  public origin: string;
+  public target: string;
+
+  // eslint-disable-next-line @typescript-eslint/naming-convention
+  public toString (): string {
+    return `${this.origin} -> ${this.target}`;
+  }
+}

lib/Graph.ts

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+import { Node } from './Node';
+import { Edge } from './Edge';
+
+export class Graph extends Node {
+  public children: Array<Graph> = [];
+  public nodes: Array<GraphNode> = [];
+  public is_root = false;
+  public edges: Array<Edge>;
+
+  // eslint-disable-next-line @typescript-eslint/naming-convention
+  public toString (): string {
+    return `subgraph cluster_${this.full_name} { 
+  ${this.children.map ((c) => c.toString ())
+    .join ('\n')}
+  
+  ${this.nodes.map ((c) => c.toString ())
+    .join ('\n')}
+
+  ${this.edges.map ((c) => c.toString ())
+    .join ('\n')}
+}`;
+  }
+}

lib/GraphNode.ts

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+import { Node } from './Node';
+
+export class GraphNode extends Node {
+  public label: string;
+  public is_table: boolean;
+  public table_contents: Array<Array<string>>;
+
+  private get serialized_table (): string {
+    const mapped_columns = this.table_contents
+      .map ((val) => `<td>${val.join ('</td><td>')}</td>`);
+    return `<table><tr>${mapped_columns.join ('</tr><tr>')}</tr></table>`;
+  }
+
+  // eslint-disable-next-line @typescript-eslint/naming-convention
+  public toString (): string {
+    return `${this.full_name}[label=<${this.is_table
+      ? this._serialized_table
+      : this.label}>]`;
+  }
+}

lib/Node.ts

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+export class Node {
+  public name;
+  public parent;
+  public get full_name (): string {
+    return `${this.parent}_${this.name}`;
+  }
+
+  // eslint-disable-next-line @typescript-eslint/naming-convention
+  public toString (): string {
+    return this.full_name;
+  }
+}

lib/index.ts

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+export { Graph } from './Graph';
+export { GraphNode } from './GraphNode';
+export { Node } from './Node';
+export { Edge } from './Edge';