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@hlang-org/runtime

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A FBP-Inspired language for universal applications.

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"use strict"; Object.defineProperty(exports, "__esModule", { value: true }); exports.Edge = exports.Vertex = void 0; const _ = (k) => String(k.id); class Graph { constructor(directed) { // digraph or undigraph this.directed = typeof directed === 'undefined' || Boolean(directed); // Map<Vertex> this.vertices = new Map(); // Matrix<{src: Port, dest: Port}> Adjacency matrix this.adjList = new Matrix(); // Matrix<boolean> Join matrix cache this.connectedMatrix = new Matrix(); } addVertex(v) { const vk = _(v.data); if (this.vertices.has(vk)) return; this.vertices.set(vk, v); this.adjList.setRow(vk); } addEdge(e) { const { v1, v2, data } = e; const v1k = _(v1.data); const v2k = _(v2.data); if (!this.vertices.has(v1k)) this.vertices.set(v1k, v1); if (!this.vertices.has(v2k)) this.vertices.set(v2k, v2); this.adjList.set(v1k, v2k, data); if (!this.directed) { this.adjList.set(v2k, v1k, data); } } // digraph hasDest(from, to, visited = new Set()) { if (visited.has(from)) return false; visited.add(from); if (this.connectedMatrix.get(from, to)) return true; if (!this.adjList.getRow(from)) return false; if (this.adjList.get(from, to)) { this.connectedMatrix.set(from, to, true); return true; } for (const dest of this.adjList.cols(from)) { if (this.connectedMatrix.get(dest, to)) { this.connectedMatrix.set(from, to, true); return true; } if (this.hasDest(dest, to, new Set([...visited]))) return true; } return false; } isCircled(prev, next) { const pk = _(prev); const nk = _(next); if (pk === nk) return true; return this.hasDest(nk, pk); } } exports.default = Graph; class Vertex { constructor(data) { this.data = data; this.visited = false; } } exports.Vertex = Vertex; class Edge { constructor(v1, v2, data) { this.data = data; this.v1 = new Vertex(v1); this.v2 = new Vertex(v2); } } exports.Edge = Edge; class Matrix { constructor() { this.matrix = new Map(); return this; } setRow(row) { if (!this.matrix.has(row)) { this.matrix.set(row, new Map()); } return this.matrix.get(row); } getRow(row) { if (!this.matrix.has(row)) return null; return this.matrix.get(row); } set(row, col, v) { this.setRow(row); this.matrix.get(row).set(col, v); } get(row, col) { if (!this.matrix.has(row)) return null; return this.matrix.get(row).get(col); } cols(row) { if (!this.matrix) return []; if (!this.matrix.has(row)) return []; return Array.from(this.matrix.get(row).keys()); } rows() { if (!this.matrix) return []; return Array.from(this.matrix.keys()); } } //# 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_ = (k): string => String(k.id);\n\nexport default class Graph<T, K> {\n  directed: boolean;\n  vertices: Map<string, Vertex<K>>;\n  adjList: Matrix<T>;\n  connectedMatrix: Matrix<boolean>;\n\n  constructor(directed: boolean) {\n    // digraph or undigraph\n    this.directed = typeof directed === 'undefined' || Boolean(directed);\n    // Map<Vertex>\n    this.vertices = new Map();\n    // Matrix<{src: Port, dest: Port}> Adjacency matrix\n    this.adjList = new Matrix();\n    // Matrix<boolean> Join matrix cache\n    this.connectedMatrix = new Matrix();\n  }\n\n  addVertex(v: Vertex<K>) {\n    const vk = _(v.data);\n\n    if (this.vertices.has(vk)) return;\n\n    this.vertices.set(vk, v);\n\n    this.adjList.setRow(vk);\n  }\n\n  addEdge(e: Edge<T, K>) {\n    const { v1, v2, data } = e;\n\n    const v1k = _(v1.data);\n    const v2k = _(v2.data);\n\n    if (!this.vertices.has(v1k)) this.vertices.set(v1k, v1);\n    if (!this.vertices.has(v2k)) this.vertices.set(v2k, v2);\n\n    this.adjList.set(v1k, v2k, data);\n\n    if (!this.directed) {\n      this.adjList.set(v2k, v1k, data);\n    }\n  }\n\n  // digraph\n  hasDest(from: string, to: string, visited: Set<string> = new Set()) {\n    if (visited.has(from)) return false;\n    visited.add(from);\n\n    if (this.connectedMatrix.get(from, to)) return true;\n    if (!this.adjList.getRow(from)) return false;\n    if (this.adjList.get(from, to)) {\n      this.connectedMatrix.set(from, to, true);\n      return true;\n    }\n    for (const dest of this.adjList.cols(from)) {\n      if (this.connectedMatrix.get(dest, to)) {\n        this.connectedMatrix.set(from, to, true);\n        return true;\n      }\n      if (this.hasDest(dest, to, new Set([...visited]))) return true;\n    }\n\n    return false;\n  }\n\n  isCircled(prev: T, next: T) {\n    const pk = _(prev);\n    const nk = _(next);\n    if (pk === nk) return true;\n    return this.hasDest(nk, pk);\n  }\n}\n\nexport class Vertex<T> {\n  data: T;\n  visited: boolean;\n\n  constructor(data: T) {\n    this.data = data;\n    this.visited = false;\n  }\n}\n\nexport class Edge<T, K>  {\n  data: T;\n  v1: Vertex<K>;\n  v2: Vertex<K>;\n\n  constructor(v1: K, v2: K, data: T) {\n    this.data = data;\n    this.v1 = new Vertex<K>(v1);\n    this.v2 = new Vertex<K>(v2);\n  }\n}\n\nclass Matrix<T> {\n  matrix: Map<string, Map<string, T>>;\n\n  constructor() {\n    this.matrix = new Map();\n\n    return this;\n  }\n\n  setRow(row: string) {\n    if (!this.matrix.has(row)) {\n      this.matrix.set(row, new Map());\n    }\n\n    return this.matrix.get(row);\n  }\n\n  getRow(row: string): Map<string, T> | null | undefined {\n    if (!this.matrix.has(row)) return null;\n\n    return this.matrix.get(row);\n  }\n\n  set(row: string, col: string, v: T) {\n    this.setRow(row);\n\n    (this.matrix.get(row) as Map<string, T>).set(col, v);\n  }\n\n  get(row: string, col: string): T | null | undefined {\n    if (!this.matrix.has(row)) return null;\n\n    return (this.matrix.get(row) as Map<string, T>).get(col);\n  }\n\n  cols(row): string[] {\n    if (!this.matrix) return [];\n    if (!this.matrix.has(row)) return [];\n\n    return Array.from((this.matrix.get(row) as Map<string, T>).keys());\n  }\n\n  rows(): string[] {\n    if (!this.matrix) return [];\n\n    return Array.from(this.matrix.keys());\n  }\n}\n"]}