diff --git a/.eslintrc.js b/.eslintrc.js
new file mode 100644
index 00000000000..0f3a863bf14
--- /dev/null
+++ b/.eslintrc.js
@@ -0,0 +1,8 @@
+module.exports = {
+  plugins: ["prettier"],
+  rules: {
+    "prettier/prettier": "error"
+  },
+  extends: "plugin:prettier/recommended",
+  parser: "babel-eslint"
+};
diff --git a/.npmignore b/.npmignore
index c3af857904e..849ddff3b7e 100644
--- a/.npmignore
+++ b/.npmignore
@@ -1 +1 @@
-lib/
+dist/
diff --git a/README.md b/README.md
index 68cb5251095..e4af09a7a1a 100644
--- a/README.md
+++ b/README.md
@@ -6,8 +6,7 @@
 </h4>
 
 # freesewing
-A port of [freesewing core](https://github.com/freesewing/core)
-to node.js, using [TypeScript](https://www.typescriptlang.org/). 
+A port of [freesewing core](https://github.com/freesewing/core) to node.js.
 
 > This is alpha code.
 
diff --git a/index.ts b/index.ts
deleted file mode 100644
index f49c13b5fc9..00000000000
--- a/index.ts
+++ /dev/null
@@ -1,28 +0,0 @@
-import { Freesewing } from './lib/freesewing'
-
-var freesewing = new Freesewing();
-
-
-
-
-
-
-
-
-
-
-    //svg.pre('loadStyle', function (next) {
-    //  console.log('loadStyle hook');
-    //  console.log(this.style);
-    //  this.style= 'p {line-height: 1.21;}';
-    //  console.log('logging in hook', this);
-    //  next();
-    //});
-
-//var p = new app.pattern({parts:['tst']});
-//p.draft = function(){
-//  console.log('drafting in lib index');
-//}
-//p.draft();
-//p.render();
-export default freesewing;
diff --git a/lib/attributes.ts b/lib/attributes.ts
deleted file mode 100644
index ba3bdba08a8..00000000000
--- a/lib/attributes.ts
+++ /dev/null
@@ -1,53 +0,0 @@
-export class Attributes {
-  list: any = {};
-
-  constructor(init?) {
-    for (let key in init) {
-      let val = init[key];
-      this.add(key, val);
-    }
-
-    return this;
-  }
-
-  /** Adds an attribute */
-  add(name: string, value: string): Attributes {
-    if(typeof this.list[name] === 'undefined') {
-      this.list[name] = [];
-    }
-
-    this.list[name].push(value);
-
-    return this;
-  }
-
-  /** Retrieves an attribute */
-  get(name: string): string {
-    if(typeof this.list[name] === 'undefined') return false;
-    else return this.list[name].join(' ');
-  }
-
-  /** Returns SVG code for attributes */
-  render(): string {
-    let svg = '';
-    for (let key in this.list) {
-      svg += ` ${key}="${this.list[key].join(' ')}"`;
-    }
-
-    return svg;
-  }
-
-  /** Returns SVG code for attributes with a fiven prefix
-   * typically used for data-text*/
-  renderIfPrefixIs(prefix:string = ''): string {
-    let svg = '';
-    let prefixLen = prefix.length;
-    for (let key in this.list) {
-      if(key.substr(0,prefixLen) === prefix) {
-        svg += ` ${key.substr(prefixLen)}="${this.list[key].join(' ')}"`;
-      }
-    }
-
-    return svg;
-  }
-}
diff --git a/lib/freesewing.ts b/lib/freesewing.ts
deleted file mode 100644
index 9909cecfe51..00000000000
--- a/lib/freesewing.ts
+++ /dev/null
@@ -1,22 +0,0 @@
-import { Pattern } from './pattern'
-import { Point } from './point'
-import { Path } from './path'
-import { Snippet } from './snippet'
-import * as utils from './utils'
-
-export class Freesewing {
-  version: string;
-  pattern: Pattern;
-  point: Point;
-  path: Path;
-  snippet: Snippet;
-  utils: utils;
-  constructor() {
-    this.version = '1.0.1';
-    this.pattern = Pattern;
-    this.point = Point;
-    this.path = Path;
-    this.snippet = Snippet;
-    this.utils = utils;
-  }
-}
diff --git a/lib/hooks.d.ts b/lib/hooks.d.ts
deleted file mode 100644
index 1c5abbbbba0..00000000000
--- a/lib/hooks.d.ts
+++ /dev/null
@@ -1 +0,0 @@
-declare module 'hooks';
diff --git a/lib/hooks.ts b/lib/hooks.ts
deleted file mode 100644
index 23b438301f7..00000000000
--- a/lib/hooks.ts
+++ /dev/null
@@ -1,24 +0,0 @@
-export class Hooks {
-  hooks: object;
-  all: string[];
-
-  constructor(app) {
-    this._hooks = {};
-    this.all = ['preRenderSvg', 'postRenderSvg'];
-  }
-
-  list(hook): function[] {
-    if(typeof this._hooks[hook] === 'undefined') {
-      return false;
-    }
-
-    return this._hooks[hook];
-  }
-
-  attach (hook: string, obj: object): void {
-      if(typeof this._hooks[hook] === 'undefined') return;
-      for(let func of this._hooks[hook]) {
-        obj.pre(hook, func);
-      }
-    }
-}
diff --git a/lib/option.ts b/lib/option.ts
deleted file mode 100644
index 0ce3517347a..00000000000
--- a/lib/option.ts
+++ /dev/null
@@ -1,14 +0,0 @@
-import { PatternOption } from './types'
-export class Option {
-  id: string;
-  config: PatternOption;
-  val: number;
-
-  constructor(config: PatternOption) {
-    this.id = config.id;
-    this.config = config;
-    this.val = config.val;
-
-    return this;
-  }
-}
diff --git a/lib/part.ts b/lib/part.ts
deleted file mode 100644
index a1999b26488..00000000000
--- a/lib/part.ts
+++ /dev/null
@@ -1,41 +0,0 @@
-import { Point } from './point'
-import { Path } from './path'
-import { Snippet } from './snippet'
-import { Attributes } from './attributes'
-import hooklib from 'hooks'
-
-export class Part {
-  id: string;
-  render: boolean;
-  points: { [index: string]: Point; } = {};
-  paths: { [index: string]: Path; } = {};
-  snippets: { [index: string]: Snippet; } = {};
-  attributes = new Attributes();
-  // Expose constructors for macros
-  point: Point = Point;
-  path: Path = Path;
-  attr: Attribute = Attributes;
-  [propName: string]: any;
-
-  constructor(id: string) {
-    this.id = id;
-    this.render = (id.substr(0,1) === '_') ? false : true;
-    this.points.origin = new Point(0,0);
-    for(let k in hooklib) this[k] = hooklib[k];
-
-    return this;
-  }
-
-  macroRunner(args?) {
-    let self = this;
-    let data = args;
-    let method = function (key, data) {
-      let macro = `_macro_${key}`;
-      if(typeof self[macro] === 'function') {
-        self[macro](data);
-      }
-    }
-
-    return method;
-  }
-}
diff --git a/lib/path.ts b/lib/path.ts
deleted file mode 100644
index 6923bdc479f..00000000000
--- a/lib/path.ts
+++ /dev/null
@@ -1,76 +0,0 @@
-import { Point } from './point'
-import { Attributes } from './attributes'
-
-
-export class Path {
-  render: boolean = true;
-  ops: {
-      type: "move" | "line" | "curve" | "close";
-      to?: Point;
-      cp1?: Point;
-      cp2?: Point;
-    }[] = [];
-  attributes: Attributes = new Attributes();
-
-  /** Adds a move operation to Point to */
-  move(to: Point): Path {
-    this.ops.push({type: "move", to});
-
-    return this;
-  }
-
-  /** Adds a line operation to Point to */
-  line(to: Point): Path {
-    this.ops.push({type: "line", to});
-
-    return this;
-  }
-
-  /** Adds a line operation to Point to */
-  curve(cp1: Point, cp2: Point, to: Point): Path {
-    this.ops.push({type: "curve", cp1, cp2, to});
-
-    return this;
-  }
-
-  /** Adds a close operation */
-  close(): Path {
-    this.ops.push({type: "close"});
-
-    return this;
-  }
-
-  /** Adds an attribute. This is here to make this call chainable in assignment */
-  attr(name, value): Path {
-    this.attributes.add(name, value);
-
-    return this;
-  }
-
-  /** Returns SVG pathstring for this path */
-  asPathstring() {
-    let d = '';
-    for(let op of this.ops) {
-      switch (op.type) {
-        case 'move':
-          d += `M ${op.to!.x},${op.to!.y}`;
-          break;
-        case 'line':
-          d += ` L ${op.to!.x},${op.to!.y}`;
-          break;
-        case 'curve':
-          d += ` C ${op.cp1!.x},${op.cp1!.y} ${op.cp2!.x},${op.cp2!.y} ${op.to!.x},${op.to!.y}`;
-          break;
-        case 'close':
-          d += ' z';
-          break;
-        default:
-          throw `${op.type} is not a valid path command`;
-          break;
-      }
-    }
-
-    return d;
-  }
-
-}
diff --git a/lib/pattern.ts b/lib/pattern.ts
deleted file mode 100644
index 84dff11b1b6..00000000000
--- a/lib/pattern.ts
+++ /dev/null
@@ -1,111 +0,0 @@
-import { PatternConfig, PatternOption } from './types'
-import { Point } from './point'
-import { Part } from './part'
-import { Svg } from './svg'
-import { Hooks } from './hooks'
-import { Option } from './option'
-import { Snippet } from './snippet'
-import { Path } from './path'
-
-export class Pattern {
-  config: PatternConfig;
-  svg: Svg;
-  parts: {
-    [index: string]: Part;
-  }
-  options: {[propName: string]: number};
-  values: {[propName: string]: any} = {};
-  settings: {[propName: string]: any} = {mode: 'draft', units: 'metric'};
-  hooks: Hooks;
-  snippet: Snippet;
-  path: Path;
-  context: any
-  hook: any;
-
-  constructor(config: PatternConfig) {
-    if(!config) {
-      throw "Could not create pattern: You need to provide a pattern config."
-    }
-    if(typeof config.parts === 'undefined' || !config.parts || config.parts.length < 1) {
-      throw "Could not create pattern: You should define at least one part in your pattern config";
-    }
-    this.config = config;
-    this.point = Point;
-    this.path = Path;
-    this.snippet = Snippet;
-    this.parts = {};
-    this.svg = new Svg(this);
-    this.hooks = new Hooks();
-    for (let id of config.parts) {
-      this.parts[id] = new Part(id);
-    }
-
-    this.options = {};
-    if(typeof config.options !== 'undefined' && config.options.length > 0) {
-      for (let conf of config.options) {
-        if(conf.type === 'percentage') this.options[conf.id] = conf.val/100;
-        else this.options[conf.id] = conf.val;
-      }
-    }
-    this.context = {
-      parts: this.parts,
-      options: this.options,
-      values: this.values,
-      config: this.config,
-      settings: this.settings
-    }
-    return this;
-  }
-
-  draft(): void {
-    throw Error('You have to implement the draft() method in your Pattern instance.');
-  }
-
-  render(): string {
-    this.hooks.attach('preRenderSvg', this.svg);
-    this.hooks.attach('postRenderSvg', this.svg);
-    //this.hooks.attach('insertText', this.svg);
-
-    return this.svg.render(this);
-  }
-
-  on(hook, method): void {
-    if(typeof this.hooks._hooks[hook] === 'undefined') {
-      this.hooks._hooks[hook] = [];
-    }
-    this.hooks._hooks[hook].push(method);
-  }
-
-  macro(key, method): void {
-    let name = `_macro_${key}`;
-    this.on(name, method);
-    for(let partId in this.parts) {
-      let part = this.parts[partId];
-      part[name] = () => null;
-      this.hooks.attach(name, part);
-    }
-  }
-
-  withPlugin(plugin: () => void): void {
-    if(plugin.hooks) this.loadPluginHooks(plugin);
-    if(plugin.macros) this.loadPluginMacros(plugin);
-
-    return this; // Make it chainable
-  }
-
-  loadPluginHooks(plugin: () => void): void {
-    for(let hook of this.hooks.all) {
-      if(typeof plugin.hooks[hook] === 'function') {
-        this.on(hook, plugin.hooks[hook]);
-      }
-    }
-  }
-
-  loadPluginMacros(plugin: () => void): void {
-    for(let macro in plugin.macros) {
-      if(typeof plugin.macros[macro] === 'function') {
-        this.macro(macro, plugin.macros[macro]);
-      }
-    }
-  }
-}
diff --git a/lib/snippet.ts b/lib/snippet.ts
deleted file mode 100644
index 8a8d00eb585..00000000000
--- a/lib/snippet.ts
+++ /dev/null
@@ -1,17 +0,0 @@
-import { Point } from './point'
-import { Attributes } from './attributes'
-
-export class Snippet {
-  anchor: Point;
-  def: string;
-  attributes: Attributes = new Attributes();
-  description: string | false;
-
-  constructor(def: string, anchor: Point, description: string | false = false) {
-    this.anchor = anchor;
-    this.def = def;
-    this.description = description;
-
-    return this;
-  }
-}
diff --git a/lib/svg.ts b/lib/svg.ts
deleted file mode 100644
index fc9724f8296..00000000000
--- a/lib/svg.ts
+++ /dev/null
@@ -1,251 +0,0 @@
-import { Part } from './part'
-import { Path } from './path'
-import { Snippet } from './snippet'
-import { Pattern } from './pattern'
-import { Attributes } from './attributes'
-import hooklib from 'hooks'
-import { Hooks } from './hooks'
-
-export class Svg {
-  prefix: string;
-  body: string = '';
-  style: string = '';
-  script: string = '';
-  header: string = '';
-  footer: string = '';
-  defs: string = '';
-  attributes: Attributes = new Attributes();
-  tabs: number = 0;
-  freeId: number = 1;
-  svg: string = '';
-  openGroups: string[] = [];
-  hook: any;
-  hooks: string[];
-  pattern: Pattern;
-
-  constructor(pattern: Pattern) {
-    this.pattern = pattern; // Needed to expose pattern to hooks
-    this.prefix = '<?xml version="1.0" encoding="UTF-8" standalone="no"?>';
-    this.attributes.add("xmlns", "http://www.w3.org/2000/svg");
-    this.attributes.add("xmlns:svg", "http://www.w3.org/2000/svg");
-    this.attributes.add("xmlns:xlink", "http://www.w3.org/1999/xlink");
-    this.hooks = ['preRenderSvg', 'postRenderSvg'];
-    for(let k in hooklib) this[k] = hooklib[k];
-    for(let k in this.hooks) this.hook(k, this[k]);
-
-    return this;
-  }
-
-  /** Method to attach preRenderSvg hooks on */
-  preRenderSvg(): void {}
-
-  /** Method to attach postRenderSvg hooks on */
-  postRenderSvg(): void {}
-
-  /** Renders a draft object as SVG */
-  render(pattern: Pattern): string {
-    this.preRenderSvg();
-    this.svg = this.prefix;
-    this.svg += this.renderComments(this.header);
-    this.svg += this.renderSvgTag(pattern);
-    this.svg += this.renderStyle();
-    this.svg += this.renderScript();
-    this.svg += this.renderDefs();
-    this.svg += this.openGroup('draftContainer');
-    for (let partId in pattern.parts) {
-      let part = pattern.parts[partId];
-      if (part.render) {
-        this.svg += this.openGroup(part.id, part.attributes);
-        this.svg += this.renderPart(part);
-        this.svg += this.closeGroup();
-      }
-    }
-    this.svg += this.closeGroup();
-    this.svg += this.nl()+'</svg>';
-    this.svg += this.renderComments(this.footer);
-    this.postRenderSvg();
-    return this.svg;
-  }
-
-  /** Returns SVG code for the opening SVG tag */
-  renderSvgTag(pattern: Pattern) {
-    let svg = '<svg';
-    this.indent();
-    svg += this.nl()+this.attributes.render();
-    this.outdent();
-    svg += this.nl()+'>'+this.nl();
-
-    return svg;
-  }
-
-  /** Returns SVG code for the style block */
-  renderStyle() {
-    let svg = '<style type="text/css"> <![CDATA[ ';
-    this.indent();
-    svg += this.nl()+this.style;
-    this.outdent();
-    svg += this.nl()+']]>'+this.nl()+'</style>'+this.nl();
-    return svg;
-  }
-
-  /** Returns SVG code for the script block */
-  renderScript() {
-    let svg = '<script type="text/javascript"> <![CDATA[';
-    this.indent();
-    svg += this.nl()+this.script;
-    this.outdent();
-    svg += this.nl()+']]>'+this.nl()+'</script>'+this.nl();
-
-    return svg;
-  }
-
-  /** Returns SVG code for the defs block */
-  renderDefs() {
-    let svg = '<defs id="defs">';
-    this.indent();
-    svg += this.nl()+this.defs;
-    this.outdent();
-    svg += this.nl()+'</defs>'+this.nl();
-
-    return svg;
-  }
-
-  /** Returns SVG code for a comment block */
-  renderComments(comments: string) {
-    return this.nl()+this.nl()+'<!--'+this.nl()+comments+this.nl()+'-->';
-  }
-
-  /** Returns SVG code for a Part object */
-  renderPart(part: Part): string {
-		let svg = '';
-    for (let key in part.paths) {
-      let path = part.paths[key];
-      if(path.render) svg += this.renderPath(path);
-    }
-    for (let key in part.points) {
-      if(part.points[key].attributes.get('data-text')) {
-        svg += this.renderPoint(part.points[key]);
-      }
-    }
-    for (let key in part.snippets) {
-      let snippet = part.snippets[key];
-      svg += this.renderSnippet(snippet);
-    }
-
-    return svg;
-  }
-
-  /** Returns SVG code for a Point object */
-  renderPoint(point: Point): string
-  {
-    let svg = ''
-    if(point.attributes.get('data-text')) svg += this.renderText(point);
-
-    return svg;
-  }
-
-  /** Returns SVG code for a Path object */
-  renderPath(path: Path): string
-  {
-    if(!path.attributes.get('id')) path.attributes.add('id', this.getUid());
-    path.attributes.add('d', path.asPathstring());
-
-    return `${this.nl()}<path ${path.attributes.render()} />${this.renderPathText(path)}`;
-  }
-
-  renderPathText(path: Path): string
-  {
-    let text = path.attributes.get('data-text');
-    if(!text) return false;
-    let attributes = path.attributes.renderIfPrefixIs('data-text-');
-    let svg = this.nl()+'<text>';
-    this.indent();
-    svg += `<textPath xlink:href="#${path.attributes.get('id')}" startOffset="50%"><tspan ${attributes}>${text}</tspan></textPath>`;
-    this.outdent();
-    svg += this.nl()+'</text>';
-
-    return svg;
-  }
-
-  renderText(point: Point): string
-  {
-    let text = point.attributes.get('data-text');
-    if(!text) return false;
-
-    point.attributes.add('data-text-x', point.x);
-    point.attributes.add('data-text-y', point.y);
-    let attributes = point.attributes.renderIfPrefixIs('data-text-');
-    let svg = `${this.nl()}<text ${point.attributes.renderIfPrefixIs('data-text-')}>`;
-    this.indent();
-    svg += `<tspan>${text}</tspan>`;
-    this.outdent();
-    svg += this.nl()+'</text>';
-
-    return svg;
-  }
-
-  /** Returns SVG code for a snippet */
-  renderSnippet(snippet: Snippet): string
-  {
-    let svg = this.nl();
-    svg += `<use x="${snippet.anchor.x}" y="${snippet.anchor.y}" `
-    svg += `xlink:href="#${snippet.def}" ${snippet.attributes.render()}>`;
-    if(snippet.description) {
-      svg += `<title>${snippet.description}</title>`;
-    }
-    svg += '</use>';
-
-    return svg;
-  }
-
-  /** Returns SVG code to open a group */
-  openGroup(id: string, attributes?: Attributes): string {
-    let svg = this.nl()+this.nl();
-    svg += `<!-- Start of group #${id} -->`;
-    svg += this.nl();
-    svg += `<g id="${id}">`;
-    this.indent();
-    this.openGroups.push(id);
-
-    return svg;
-  }
-
-  /** Returns SVG code to close a group */
-  closeGroup(): string {
-    this.outdent();
-
-    return `${this.nl()}</g>${this.nl()}<!-- end of group #${this.openGroups.pop()} -->`;
-  }
-
-  /** Returns a linebreak + identation */
-  nl(): string {
-    return "\n"+this.tab();
-  }
-
-  /** Returns indentation */
-  tab(): string {
-    let space = '';
-    for (let i = 0; i < this.tabs; i++) {
-      space += '  ';
-    }
-
-    return space;
-  }
-
-  /** Increases indentation by 1 */
-  indent(): void {
-    this.tabs += 1;
-  }
-
-  /** Decreases indentation by 1 */
-  outdent(): void {
-    this.tabs -= 1;
-  }
-
-   /** Returns an unused ID */
-   getUid() {
-     this.freeId += 1;
-
-     return ''+this.freeId;
-   }
-}
diff --git a/lib/types.ts b/lib/types.ts
deleted file mode 100644
index 7880ce6d223..00000000000
--- a/lib/types.ts
+++ /dev/null
@@ -1,74 +0,0 @@
-export type context = {
-  settings: {[propName: string]: any};
-  options: {[propName: string]: any};
-  values: {[propName: string]: any};
-}
-
-/////////////////////////////////////////////////////////////
-/*
-export type PatternOptionType = "measure" | "percentage" | "angle" | "choice" | "constant";
-
-export interface PatternOption {
-  id: string;
-  val: number;
-  type?: string;
-  onlyIf?: {
-    option: string;
-    oneOf: number[];
-  }
-  min?: number;
-  max?: number;
-  options?: {
-    [index: number]: string;
-  }
-}
-
-export interface PatternConfig {
-  parts: string[];
-  measurements: string[];
-  options: PatternOption[];
-  [propName: string]: any;
-}
-
-export type DraftMode = "sample" | "compare" | "draft";
-export type CompareGroup = "men" | "women";
-export type Units = "metric" | "imperial";
-
-export interface DraftConfig {
-  mode: DraftMode;
-  units?: Units;
-  options: PatternOption[];
-  measurements?: {
-    [index:string]: number;
-  };
-  sa?: number;
-  scope?: string[];
-  theme?: string;
-}
-
-declare namespace Pattern {
-  export type OptionType = "measure" | "percentage" | "angle" | "choice" | "constant";
-
-  export interface Option {
-    id: string;
-    val: number;
-    type?: string;
-    onlyIf?: {
-      option: string;
-      oneOf: number[];
-    }
-    min?: number;
-    max?: number;
-    options?: {
-      [index: number]: string;
-    }
-  }
-
-  export interface Config {
-    parts: string[];
-    measurements: string[];
-    options: Option[];
-    [propName: string]: any;
-  }
-}
-*/
diff --git a/lib/utils.ts b/lib/utils.ts
deleted file mode 100644
index 9417fcabcc4..00000000000
--- a/lib/utils.ts
+++ /dev/null
@@ -1,89 +0,0 @@
-import { Part } from './part'
-import { Point } from './point'
-import {context} from './types'
-
-/** Rounds a value to PRECISION */
-export function round(value: number): number {
-  return Math.round(value * 1e2) / 1e2;
-}
-
-/** Radians to degrees */
-export function rad2deg(radians: number): number {
-  return radians * 57.29577951308232;
-}
-
-/** Degrees to radians */
-export function deg2rad(degrees: number): number {
-  return degrees / 57.29577951308232;
-}
-
-/** Find intersection of two (endless) lines */
-export function beamsCross(a1: Point, a2: Point, b1: Point, b2: Point): Point | false {
-  let slopeA = a1.slope(a2);
-  let slopeB = b1.slope(b2);
-  if(slopeA === slopeB) return false; // Parallel lines
-
-  if(a1.x === a2.x) return new Point(a1.x, slopeB * a1.x + (b1.y - (slopeB * b1.x))); // Vertical line A
-  else if(b1.x === b2.x) return new Point(b1.x, slopeA * b1.x + (a1.y - (slopeA * a1.x))); // Vertical line B
-  else {
-    // Swap points if line A or B goes from right to left
-    if(a1.x > a2.x) {
-      let tmp = a1.copy();
-      a1 = a2.copy();
-      a2 = tmp;
-    }
-    if(b1.x > b2.x) {
-      let tmp = b1.copy();
-      b1 = b2.copy();
-      b2 = tmp;
-    }
-    // Find y intercept
-    let iA = a1.y - (slopeA * a1.x);
-    let iB = b1.y - (slopeB * b1.x);
-
-    // Find intersection
-    let x = (iB - iA) / (slopeA - slopeB);
-    let y = slopeA * x + iA;
-
-    return new Point(x, y);
-  }
-}
-
-/** Find intersection of two line segments */
-export function linesCross(a1: Point, a2: Point, b1: Point, b2: Point): Point | false {
-  let p = beamsCross(a1,a2,b1,b2);
-  if(p) {
-    let lenA = a1.dist(a2);
-    let lenB = b1.dist(b2);
-    let lenC = a1.dist(p) + p.dist(a2);
-    let lenD = b1.dist(p) + p.dist(b2);
-    if (round(lenA) == round(lenC) && round(lenB) == round(lenD)) return p;
-  }
-  return false;
-}
-
-/** Find where an (endless) line crosses a certain Y-value */
-export function beamCrossesY(from: Point, to: Point, y: number) {
-  if(from.y === to.y) return false; // Horizontal line
-  let left = new Point(-10,y);
-  let right = new Point(10,y);
-
-  return beamsCross(from, to, left, right);
-}
-
-/** Returns an object with shorthand access for pattern design */
-export function shorthand(part: Part, context: context): {} {
-  let final = (context.settings.mode === 'draft') ? true : false;
-  let paperless = (context.settings.paperless === true) ? true : false;
-  return {
-    measurements: context.settings.measurements || {},
-    options: context.options || {},
-    values: context.values || {},
-    points: part.points || {},
-    paths: part.paths || {},
-    snippets: part.snippets || {},
-    macro: part.macroRunner(),
-    final,
-    paperless
-  }
-}
diff --git a/package-lock.json b/package-lock.json
index 71bc25c80fe..241bef3556c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,49 +1,305 @@
 {
   "name": "freesewing",
-  "version": "0.3.3",
+  "version": "0.4.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
-    "@types/bezier-js": {
-      "version": "0.0.7",
-      "resolved": "https://registry.npmjs.org/@types/bezier-js/-/bezier-js-0.0.7.tgz",
-      "integrity": "sha512-N+/UZFYVp9ka8Xby7hZSHsXqKm6FJIXK/+BRH0BpEfb18aVTtRBPzGIQfDRexAZPYgtWupqP6afapmYYKjvWoQ==",
-      "dev": true
+    "@babel/code-frame": {
+      "version": "7.0.0-beta.54",
+      "resolved": "https://registry.npmjs.org/@babel/code-frame/-/code-frame-7.0.0-beta.54.tgz",
+      "integrity": "sha1-ACT5b99wKKIdaOJzr9TpUyFKHq0=",
+      "dev": true,
+      "requires": {
+        "@babel/highlight": "7.0.0-beta.54"
+      }
     },
-    "@types/chai": {
-      "version": "4.1.4",
-      "resolved": "https://registry.npmjs.org/@types/chai/-/chai-4.1.4.tgz",
-      "integrity": "sha512-h6+VEw2Vr3ORiFCyyJmcho2zALnUq9cvdB/IO8Xs9itrJVCenC7o26A6+m7D0ihTTr65eS259H5/Ghl/VjYs6g==",
-      "dev": true
+    "@babel/generator": {
+      "version": "7.0.0-beta.44",
+      "resolved": "https://registry.npmjs.org/@babel/generator/-/generator-7.0.0-beta.44.tgz",
+      "integrity": "sha512-5xVb7hlhjGcdkKpMXgicAVgx8syK5VJz193k0i/0sLP6DzE6lRrU1K3B/rFefgdo9LPGMAOOOAWW4jycj07ShQ==",
+      "dev": true,
+      "requires": {
+        "@babel/types": "7.0.0-beta.44",
+        "jsesc": "^2.5.1",
+        "lodash": "^4.2.0",
+        "source-map": "^0.5.0",
+        "trim-right": "^1.0.1"
+      },
+      "dependencies": {
+        "jsesc": {
+          "version": "2.5.1",
+          "resolved": "https://registry.npmjs.org/jsesc/-/jsesc-2.5.1.tgz",
+          "integrity": "sha1-5CGiqOINawgZ3yiQj3glJrlt0f4=",
+          "dev": true
+        },
+        "source-map": {
+          "version": "0.5.7",
+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.5.7.tgz",
+          "integrity": "sha1-igOdLRAh0i0eoUyA2OpGi6LvP8w=",
+          "dev": true
+        }
+      }
     },
-    "@types/mocha": {
-      "version": "5.2.4",
-      "resolved": "https://registry.npmjs.org/@types/mocha/-/mocha-5.2.4.tgz",
-      "integrity": "sha512-XMHApnKWI0jvXU5gLcSTsRjJBpSzP0BG+2oGv98JFyS4a5R0tRy0oshHBRndb3BuHb9AwDKaUL8Ja7GfUvsG4g==",
-      "dev": true
+    "@babel/helper-function-name": {
+      "version": "7.0.0-beta.44",
+      "resolved": "https://registry.npmjs.org/@babel/helper-function-name/-/helper-function-name-7.0.0-beta.44.tgz",
+      "integrity": "sha512-MHRG2qZMKMFaBavX0LWpfZ2e+hLloT++N7rfM3DYOMUOGCD8cVjqZpwiL8a0bOX3IYcQev1ruciT0gdFFRTxzg==",
+      "dev": true,
+      "requires": {
+        "@babel/helper-get-function-arity": "7.0.0-beta.44",
+        "@babel/template": "7.0.0-beta.44",
+        "@babel/types": "7.0.0-beta.44"
+      }
     },
-    "@types/node": {
-      "version": "10.5.2",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-10.5.2.tgz",
-      "integrity": "sha512-m9zXmifkZsMHZBOyxZWilMwmTlpC8x5Ty360JKTiXvlXZfBWYpsg9ZZvP/Ye+iZUh+Q+MxDLjItVTWIsfwz+8Q==",
-      "dev": true
+    "@babel/helper-get-function-arity": {
+      "version": "7.0.0-beta.44",
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+      "dev": true,
+      "requires": {
+        "@babel/types": "7.0.0-beta.44"
+      }
+    },
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+      "version": "7.0.0-beta.44",
+      "resolved": "https://registry.npmjs.org/@babel/helper-split-export-declaration/-/helper-split-export-declaration-7.0.0-beta.44.tgz",
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+      "dev": true,
+      "requires": {
+        "@babel/types": "7.0.0-beta.44"
+      }
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+      "version": "7.0.0-beta.54",
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+      "integrity": "sha1-FV1Qc1gym45waJcAF8P9dKmwhYQ=",
+      "dev": true,
+      "requires": {
+        "chalk": "^2.0.0",
+        "esutils": "^2.0.2",
+        "js-tokens": "^3.0.0"
+      }
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+          "dev": true,
+          "requires": {
+            "@babel/highlight": "7.0.0-beta.44"
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+          "dev": true
+        }
+      }
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+      "version": "7.0.0-beta.44",
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+      "dev": true,
+      "requires": {
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+        "@babel/generator": "7.0.0-beta.44",
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+        "invariant": "^2.2.0",
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+      "requires": {
+        "esutils": "^2.0.2",
+        "lodash": "^4.2.0",
+        "to-fast-properties": "^2.0.0"
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+        "to-fast-properties": {
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+        }
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+      "resolved": "https://registry.npmjs.org/@samverschueren/stream-to-observable/-/stream-to-observable-0.3.0.tgz",
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+        "mime-types": "~2.1.18",
         "negotiator": "0.6.1"
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-        "statuses": "1.3.1",
-        "unpipe": "1.0.0"
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+        "del": "^2.0.2",
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+      "integrity": "sha1-QpD60n8T6Jvn8zeZxrxaCr//DRk=",
+      "dev": true,
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@@ -442,8 +1997,8 @@
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@@ -508,7 +2063,7 @@
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@@ -554,7 +2109,7 @@
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@@ -562,7 +2117,7 @@
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@@ -570,8 +2125,8 @@
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@@ -619,7 +2174,7 @@
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@@ -639,9 +2194,9 @@
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@@ -649,16 +2204,16 @@
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-            "rimraf": "2.6.2",
-            "semver": "5.5.0",
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+            "detect-libc": "^1.0.2",
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@@ -666,8 +2221,8 @@
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@@ -689,10 +2244,10 @@
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@@ -777,7 +2332,7 @@
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+      "resolved": "https://registry.npmjs.org/to-regex-range/-/to-regex-range-2.1.1.tgz",
+      "integrity": "sha1-fIDBe53+vlmeJzZ+DU3VWQFB2zg=",
+      "dev": true,
+      "requires": {
+        "is-number": "^3.0.0",
+        "repeat-string": "^1.6.1"
       },
       "dependencies": {
-        "minimist": {
-          "version": "1.2.0",
-          "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
-          "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ=",
-          "dev": true
+        "is-number": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/is-number/-/is-number-3.0.0.tgz",
+          "integrity": "sha1-JP1iAaR4LPUFYcgQJ2r8fRLXEZU=",
+          "dev": true,
+          "requires": {
+            "kind-of": "^3.0.2"
+          }
         }
       }
     },
+    "trim-right": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/trim-right/-/trim-right-1.0.1.tgz",
+      "integrity": "sha1-yy4SAwZ+DI3h9hQJS5/kVwTqYAM=",
+      "dev": true
+    },
+    "tslib": {
+      "version": "1.9.3",
+      "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.9.3.tgz",
+      "integrity": "sha512-4krF8scpejhaOgqzBEcGM7yDIEfi0/8+8zDRZhNZZ2kjmHJ4hv3zCbQWxoJGz1iw5U0Jl0nma13xzHXcncMavQ==",
+      "dev": true
+    },
+    "tunnel-agent": {
+      "version": "0.6.0",
+      "resolved": "https://registry.npmjs.org/tunnel-agent/-/tunnel-agent-0.6.0.tgz",
+      "integrity": "sha1-J6XeoGs2sEoKmWZ3SykIaPD8QP0=",
+      "dev": true,
+      "requires": {
+        "safe-buffer": "^5.0.1"
+      }
+    },
+    "type-check": {
+      "version": "0.3.2",
+      "resolved": "https://registry.npmjs.org/type-check/-/type-check-0.3.2.tgz",
+      "integrity": "sha1-WITKtRLPHTVeP7eE8wgEsrUg23I=",
+      "dev": true,
+      "requires": {
+        "prelude-ls": "~1.1.2"
+      }
+    },
     "type-detect": {
       "version": "4.0.8",
       "resolved": "https://registry.npmjs.org/type-detect/-/type-detect-4.0.8.tgz",
       "integrity": "sha512-0fr/mIH1dlO+x7TlcMy+bIDqKPsw/70tVyeHW787goQjhmqaZe10uwLujubK9q9Lg6Fiho1KUKDYz0Z7k7g5/g==",
       "dev": true
     },
-    "typescript": {
-      "version": "2.9.2",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-2.9.2.tgz",
-      "integrity": "sha512-Gr4p6nFNaoufRIY4NMdpQRNmgxVIGMs4Fcu/ujdYk3nAZqk7supzBE9idmvfZIlH/Cuj//dvi+019qEue9lV0w==",
-      "dev": true
+    "union-value": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/union-value/-/union-value-1.0.0.tgz",
+      "integrity": "sha1-XHHDTLW61dzr4+oM0IIHulqhrqQ=",
+      "dev": true,
+      "requires": {
+        "arr-union": "^3.1.0",
+        "get-value": "^2.0.6",
+        "is-extendable": "^0.1.1",
+        "set-value": "^0.4.3"
+      },
+      "dependencies": {
+        "extend-shallow": {
+          "version": "2.0.1",
+          "resolved": "https://registry.npmjs.org/extend-shallow/-/extend-shallow-2.0.1.tgz",
+          "integrity": "sha1-Ua99YUrZqfYQ6huvu5idaxxWiQ8=",
+          "dev": true,
+          "requires": {
+            "is-extendable": "^0.1.0"
+          }
+        },
+        "set-value": {
+          "version": "0.4.3",
+          "resolved": "https://registry.npmjs.org/set-value/-/set-value-0.4.3.tgz",
+          "integrity": "sha1-fbCPnT0i3H945Trzw79GZuzfzPE=",
+          "dev": true,
+          "requires": {
+            "extend-shallow": "^2.0.1",
+            "is-extendable": "^0.1.1",
+            "is-plain-object": "^2.0.1",
+            "to-object-path": "^0.3.0"
+          }
+        }
+      }
     },
     "unix-crypt-td-js": {
       "version": "1.0.0",
@@ -1619,6 +5820,73 @@
       "resolved": "https://registry.npmjs.org/unpipe/-/unpipe-1.0.0.tgz",
       "integrity": "sha1-sr9O6FFKrmFltIF4KdIbLvSZBOw="
     },
+    "unset-value": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/unset-value/-/unset-value-1.0.0.tgz",
+      "integrity": "sha1-g3aHP30jNRef+x5vw6jtDfyKtVk=",
+      "dev": true,
+      "requires": {
+        "has-value": "^0.3.1",
+        "isobject": "^3.0.0"
+      },
+      "dependencies": {
+        "has-value": {
+          "version": "0.3.1",
+          "resolved": "https://registry.npmjs.org/has-value/-/has-value-0.3.1.tgz",
+          "integrity": "sha1-ex9YutpiyoJ+wKIHgCVlSEWZXh8=",
+          "dev": true,
+          "requires": {
+            "get-value": "^2.0.3",
+            "has-values": "^0.1.4",
+            "isobject": "^2.0.0"
+          },
+          "dependencies": {
+            "isobject": {
+              "version": "2.1.0",
+              "resolved": "https://registry.npmjs.org/isobject/-/isobject-2.1.0.tgz",
+              "integrity": "sha1-8GVWEJaj8dou9GJy+BXIQNh+DIk=",
+              "dev": true,
+              "requires": {
+                "isarray": "1.0.0"
+              }
+            }
+          }
+        },
+        "has-values": {
+          "version": "0.1.4",
+          "resolved": "https://registry.npmjs.org/has-values/-/has-values-0.1.4.tgz",
+          "integrity": "sha1-bWHeldkd/Km5oCCJrThL/49it3E=",
+          "dev": true
+        },
+        "isobject": {
+          "version": "3.0.1",
+          "resolved": "https://registry.npmjs.org/isobject/-/isobject-3.0.1.tgz",
+          "integrity": "sha1-TkMekrEalzFjaqH5yNHMvP2reN8=",
+          "dev": true
+        }
+      }
+    },
+    "uri-js": {
+      "version": "4.2.2",
+      "resolved": "https://registry.npmjs.org/uri-js/-/uri-js-4.2.2.tgz",
+      "integrity": "sha512-KY9Frmirql91X2Qgjry0Wd4Y+YTdrdZheS8TFwvkbLWf/G5KNJDCh6pKL5OZctEW4+0Baa5idK2ZQuELRwPznQ==",
+      "dev": true,
+      "requires": {
+        "punycode": "^2.1.0"
+      }
+    },
+    "urix": {
+      "version": "0.1.0",
+      "resolved": "https://registry.npmjs.org/urix/-/urix-0.1.0.tgz",
+      "integrity": "sha1-2pN/emLiH+wf0Y1Js1wpNQZ6bHI=",
+      "dev": true
+    },
+    "use": {
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/use/-/use-3.1.1.tgz",
+      "integrity": "sha512-cwESVXlO3url9YWlFW/TA9cshCEhtu7IKJ/p5soJ/gGpj7vbvFrAY/eIioQ6Dw23KjZhYgiIo8HOs1nQ2vr/oQ==",
+      "dev": true
+    },
     "util-deprecate": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
@@ -1639,13 +5907,19 @@
       "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
       "integrity": "sha1-IpnwLG3tMNSllhsLn3RSShj2NPw="
     },
+    "vlq": {
+      "version": "0.2.3",
+      "resolved": "https://registry.npmjs.org/vlq/-/vlq-0.2.3.tgz",
+      "integrity": "sha512-DRibZL6DsNhIgYQ+wNdWDL2SL3bKPlVrRiBqV5yuMm++op8W4kGFtaQfCs4KEJn0wBZcHVHJ3eoywX8983k1ow==",
+      "dev": true
+    },
     "websocket-driver": {
       "version": "0.7.0",
       "resolved": "https://registry.npmjs.org/websocket-driver/-/websocket-driver-0.7.0.tgz",
       "integrity": "sha1-DK+dLXVdk67gSdS90NP+LMoqJOs=",
       "requires": {
-        "http-parser-js": "0.4.13",
-        "websocket-extensions": "0.1.3"
+        "http-parser-js": ">=0.4.0",
+        "websocket-extensions": ">=0.1.1"
       }
     },
     "websocket-extensions": {
@@ -1653,16 +5927,70 @@
       "resolved": "https://registry.npmjs.org/websocket-extensions/-/websocket-extensions-0.1.3.tgz",
       "integrity": "sha512-nqHUnMXmBzT0w570r2JpJxfiSD1IzoI+HGVdd3aZ0yNi3ngvQ4jv1dtHt5VGxfI2yj5yqImPhOK4vmIh2xMbGg=="
     },
+    "which": {
+      "version": "1.3.1",
+      "resolved": "https://registry.npmjs.org/which/-/which-1.3.1.tgz",
+      "integrity": "sha512-HxJdYWq1MTIQbJ3nw0cqssHoTNU267KlrDuGZ1WYlxDStUtKUhOaJmh112/TZmHxxUfuJqPXSOm7tDyas0OSIQ==",
+      "dev": true,
+      "requires": {
+        "isexe": "^2.0.0"
+      }
+    },
+    "which-pm-runs": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/which-pm-runs/-/which-pm-runs-1.0.0.tgz",
+      "integrity": "sha1-Zws6+8VS4LVd9rd4DKdGFfI60cs=",
+      "dev": true
+    },
+    "wide-align": {
+      "version": "1.1.3",
+      "resolved": "https://registry.npmjs.org/wide-align/-/wide-align-1.1.3.tgz",
+      "integrity": "sha512-QGkOQc8XL6Bt5PwnsExKBPuMKBxnGxWWW3fU55Xt4feHozMUhdUMaBCk290qpm/wG5u/RSKzwdAC4i51YigihA==",
+      "dev": true,
+      "requires": {
+        "string-width": "^1.0.2 || 2"
+      }
+    },
+    "widest-line": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/widest-line/-/widest-line-2.0.0.tgz",
+      "integrity": "sha1-AUKk6KJD+IgsAjOqDgKBqnYVInM=",
+      "dev": true,
+      "requires": {
+        "string-width": "^2.1.1"
+      }
+    },
+    "wordwrap": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-1.0.0.tgz",
+      "integrity": "sha1-J1hIEIkUVqQXHI0CJkQa3pDLyus=",
+      "dev": true
+    },
     "wrappy": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
       "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=",
       "dev": true
     },
-    "yn": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/yn/-/yn-2.0.0.tgz",
-      "integrity": "sha1-5a2ryKz0CPY4X8dklWhMiOavaJo=",
+    "write": {
+      "version": "0.2.1",
+      "resolved": "https://registry.npmjs.org/write/-/write-0.2.1.tgz",
+      "integrity": "sha1-X8A4KOJkzqP+kUVUdvejxWbLB1c=",
+      "dev": true,
+      "requires": {
+        "mkdirp": "^0.5.1"
+      }
+    },
+    "xtend": {
+      "version": "4.0.1",
+      "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.1.tgz",
+      "integrity": "sha1-pcbVMr5lbiPbgg77lDofBJmNY68=",
+      "dev": true
+    },
+    "yallist": {
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/yallist/-/yallist-2.1.2.tgz",
+      "integrity": "sha1-HBH5IY8HYImkfdUS+TxmmaaoHVI=",
       "dev": true
     }
   }
diff --git a/package.json b/package.json
index 3ab8368c907..ab99eeb1967 100644
--- a/package.json
+++ b/package.json
@@ -1,13 +1,18 @@
 {
   "name": "freesewing",
-  "version": "0.3.3",
+  "version": "0.4.0",
   "description": "A library for creating made-to-measure sewing patterns",
-  "main": "dist/index.js",
-  "types": "dist/index.d.ts",
+  "main": "dist/module.js",
+  "unpkg": "dist/freesewing.min.js",
   "scripts": {
+    "precommit": "npm run pretty && lint-staged",
     "test": "mocha -r ts-node/register tests/*.test.js",
-    "build": "tsc",
-    "watch": "tsc -w --sourceMap"
+    "clean": "rimraf dist",
+    "pretty": "npx prettier --write \"src/*.js\"",
+    "lint": "eslint --fix \"src/*.js\"",
+    "browserbuild": "rollup -c rollup.browser.js",
+    "nodebuild": "rollup -c rollup.node.js",
+    "build": "npm run clean && npm run browserbuild && npm run nodebuild"
   },
   "repository": {
     "type": "git",
@@ -18,19 +23,45 @@
   "bugs": {
     "url": "https://github.com/joostdecock/freesewing/issues"
   },
+  "husky": {
+    "hooks": {
+      "pre-commit": "lint-staged"
+    }
+  },
+  "lint-staged": {
+    "*.{js,json}": [
+      "prettier --write",
+      "git add"
+    ]
+  },
   "homepage": "https://github.com/joostdecock/freesewing#readme",
   "dependencies": {
     "bezier-js": "^2.2.13",
     "hooks": "^0.3.2"
   },
   "devDependencies": {
-    "@types/bezier-js": "0.0.7",
-    "@types/chai": "^4.1.4",
-    "@types/mocha": "^5.2.4",
-    "@types/node": "^10.5.2",
+    "babel-core": "^6.26.3",
+    "babel-eslint": "^8.2.6",
     "chai": "^4.1.2",
+    "eslint": "^5.2.0",
+    "eslint-config-prettier": "^2.9.0",
+    "eslint-plugin-prettier": "^2.6.2",
+    "husky": "^0.14.3",
+    "lint-staged": "^7.2.0",
     "mocha": "^5.2.0",
-    "ts-node": "^7.0.0",
-    "typescript": "^2.9.2"
-  }
+    "prettier": "^1.13.7",
+    "rimraf": "^2.6.2",
+    "rollup-plugin-babel": "^3.0.7",
+    "rollup-plugin-commonjs": "^9.1.3",
+    "rollup-plugin-filesize": "^4.0.1",
+    "rollup-plugin-json": "^3.0.0",
+    "rollup-plugin-node-resolve": "^3.3.0",
+    "rollup-plugin-terser": "^1.0.1"
+  },
+  "files": [
+    "dist/*",
+    "README.md",
+    "package-lock.json",
+    "package.json"
+  ]
 }
diff --git a/rollup.browser.js b/rollup.browser.js
new file mode 100644
index 00000000000..606cb3abe7f
--- /dev/null
+++ b/rollup.browser.js
@@ -0,0 +1,26 @@
+import { terser } from "rollup-plugin-terser";
+import babel from "rollup-plugin-babel";
+import resolve from "rollup-plugin-node-resolve";
+import commonjs from "rollup-plugin-commonjs";
+import json from "rollup-plugin-json";
+
+export default {
+  input: "src/index.js",
+  output: {
+    file: "dist/freesewing.min.js",
+    format: "iife",
+    name: "freesewing",
+    banner: `/**\n * Freesewing\n * (c) ${new Date().getFullYear()} Joost De Cock\n * @license MIT\n */`
+  },
+  plugins: [
+    resolve({
+      browser: true
+    }),
+    json(),
+    commonjs(),
+    babel({
+      exclude: "node_modules/**"
+    }),
+    terser()
+  ]
+};
diff --git a/rollup.node.js b/rollup.node.js
new file mode 100644
index 00000000000..ddd0e495d68
--- /dev/null
+++ b/rollup.node.js
@@ -0,0 +1,22 @@
+import filesize from "rollup-plugin-filesize";
+import babel from "rollup-plugin-babel";
+import resolve from "rollup-plugin-node-resolve";
+import json from "rollup-plugin-json";
+
+export default {
+  input: "src/index.js",
+  output: {
+    file: "dist/module.js",
+    format: "cjs"
+  },
+  plugins: [
+    resolve({
+      browser: false
+    }),
+    json(),
+    babel({
+      exclude: "node_modules/**"
+    }),
+    filesize()
+  ]
+};
diff --git a/src/attributes.js b/src/attributes.js
new file mode 100644
index 00000000000..fdaf369bdb2
--- /dev/null
+++ b/src/attributes.js
@@ -0,0 +1,52 @@
+function attributes(init = false) {
+  if (init) {
+    for (let key in init) {
+      let val = init[key];
+      this.add(key, val);
+    }
+  }
+
+  return this;
+
+  /** Adds an attribute */
+  this.prototype.add = function(name, value) {
+    if (typeof this.list[name] === "undefined") {
+      this.list[name] = [];
+    }
+    this.list[name].push(value);
+
+    return this;
+  };
+
+  /** Retrieves an attribute */
+  this.prototype.get = function(name) {
+    if (typeof this.list[name] === "undefined") return false;
+    else return this.list[name].join(" ");
+  };
+
+  /** Returns SVG code for attributes */
+  this.prototype.render = function() {
+    let svg = "";
+    for (let key in this.list) {
+      svg += ` ${key}="${this.list[key].join(" ")}"`;
+    }
+
+    return svg;
+  };
+
+  /** Returns SVG code for attributes with a fiven prefix
+   * typically used for data-text*/
+  this.prototype.renderIfPrefixIs = function(prefix = "") {
+    let svg = "";
+    let prefixLen = prefix.length;
+    for (let key in this.list) {
+      if (key.substr(0, prefixLen) === prefix) {
+        svg += ` ${key.substr(prefixLen)}="${this.list[key].join(" ")}"`;
+      }
+    }
+
+    return svg;
+  };
+}
+
+export default attributes;
diff --git a/src/hooks.js b/src/hooks.js
new file mode 100644
index 00000000000..b4498beee27
--- /dev/null
+++ b/src/hooks.js
@@ -0,0 +1,19 @@
+export default function hooks() {
+  this._hooks = {};
+  this.all = ["preRenderSvg", "postRenderSvg", "insertText"];
+
+  this.prototype.list = function(hook) {
+    if (typeof this._hooks[hook] === "undefined") {
+      return false;
+    }
+
+    return this._hooks[hook];
+  };
+
+  this.prototype.attach = function(hook, obj) {
+    if (typeof this._hooks[hook] === "undefined") return;
+    for (let func of this._hooks[hook]) {
+      obj.pre(hook, func);
+    }
+  };
+}
diff --git a/src/index.js b/src/index.js
new file mode 100644
index 00000000000..4148e115781
--- /dev/null
+++ b/src/index.js
@@ -0,0 +1,16 @@
+import pattern from "./pattern";
+import point from "./point";
+import path from "./path";
+import snippet from "./snippet";
+import * as utils from "./utils";
+
+import { version } from "../package.json";
+
+export default {
+  version: version,
+  pattern,
+  point,
+  path,
+  snippet,
+  utils
+};
diff --git a/src/option.js b/src/option.js
new file mode 100644
index 00000000000..cd71d7a9ccc
--- /dev/null
+++ b/src/option.js
@@ -0,0 +1,9 @@
+function option(config) {
+  this.id = config.id;
+  this.config = config;
+  this.val = config.val;
+
+  return this;
+}
+
+export default option;
diff --git a/src/part.js b/src/part.js
new file mode 100644
index 00000000000..cb0f1aefb0e
--- /dev/null
+++ b/src/part.js
@@ -0,0 +1,32 @@
+import { macroName } from "./utils";
+import point from "./point";
+import * as hooklib from "hooks";
+
+function part(id) {
+  attributes = new Attributes();
+
+  this.points = {};
+  this.paths = {};
+  this.snippets = {};
+  this.id = id;
+  this.render = id.substr(0, 1) === "_" ? false : true;
+  this.points.origin = new point(0, 0);
+  for (let k in hooklib) this[k] = hooklib[k];
+
+  return this;
+
+  this.prototype.macroRunner = function(args) {
+    let self = this;
+    let data = args;
+    let method = function(key, data) {
+      let macro = macroName(key);
+      if (typeof self[macro] === "function") {
+        self[macro](data);
+      }
+    };
+
+    return method;
+  };
+}
+
+export default part;
diff --git a/src/path.js b/src/path.js
new file mode 100644
index 00000000000..399fd258684
--- /dev/null
+++ b/src/path.js
@@ -0,0 +1,71 @@
+import attributes from "./attributes";
+
+function path() {
+  this.render = true;
+  this.attributes = new attributes();
+
+  /** Adds a move operation to Point to */
+  this.prototype.move = function(to) {
+    this.ops.push({ type: "move", to });
+
+    return this;
+  };
+
+  /** Adds a line operation to Point to */
+  this.prototype.line = function(to) {
+    this.ops.push({ type: "line", to });
+
+    return this;
+  };
+
+  /** Adds a line operation to Point to */
+  this.prototype.curve = function(cp1, cp2, to) {
+    this.ops.push({ type: "curve", cp1, cp2, to });
+
+    return this;
+  };
+
+  /** Adds a close operation */
+  this.prototype.close = function() {
+    this.ops.push({ type: "close" });
+
+    return this;
+  };
+
+  /** Adds an attribute. This is here to make this call chainable in assignment */
+  this.prototype.attr = function(name, value) {
+    this.attributes.add(name, value);
+
+    return this;
+  };
+
+  /** Returns SVG pathstring for this path */
+  this.prototype.asPathstring = function() {
+    let d = "";
+    for (let op of this.ops) {
+      switch (op.type) {
+        case "move":
+          d += `M ${op.to.x},${op.to.y}`;
+          break;
+        case "line":
+          d += ` L ${op.to.x},${op.to.y}`;
+          break;
+        case "curve":
+          d += ` C ${op.cp1.x},${op.cp1.y} ${op.cp2.x},${op.cp2.y} ${op.to.x},${
+            op.to.y
+          }`;
+          break;
+        case "close":
+          d += " z";
+          break;
+        default:
+          throw `${op.type} is not a valid path command`;
+          break;
+      }
+    }
+
+    return d;
+  };
+}
+
+export default path;
diff --git a/src/pattern.js b/src/pattern.js
new file mode 100644
index 00000000000..ac9e48c7ec6
--- /dev/null
+++ b/src/pattern.js
@@ -0,0 +1,115 @@
+import { macroName } from "./utils";
+import part from "./part";
+import svg from "./svg";
+import hooks from "./hooks";
+
+export default function pattern(config = false) {
+  // Allow no-config patterns
+  if (!config) {
+    this.config = {
+      parts: ["part"],
+      measurements: {},
+      options: {}
+    };
+  } else {
+    this.config = config;
+  }
+  if (
+    typeof config.parts === "undefined" ||
+    !config.parts ||
+    config.parts.length < 1
+  ) {
+    throw "Could not create pattern: You should define at least one part in your pattern config";
+  }
+
+  // Constructors
+  this.point = point;
+  this.path = path;
+  this.snippet = snippet;
+
+  // Svg and hooks instance
+  this.svg = new svg(this);
+  this.hooks = new hooks();
+
+  // Data containers
+  this.values = {};
+  this.parts = {};
+  for (let id of config.parts) {
+    this.parts[id] = new part(id);
+  }
+  this.options = {};
+  if (typeof config.options !== "undefined" && config.options.length > 0) {
+    for (let conf of config.options) {
+      if (conf.type === "percentage") this.options[conf.id] = conf.val / 100;
+      else this.options[conf.id] = conf.val;
+    }
+  }
+
+  // Context object to pass around
+  this.context = {
+    parts: this.parts,
+    options: this.options,
+    values: this.values,
+    config: this.config
+  };
+
+  return this;
+
+  /**
+   * @throws Will throw an error when called
+   */
+  this.prototype.draft = function() {
+    throw Error(
+      "You have to implement the draft() method in your Pattern instance."
+    );
+  };
+
+  this.prototype.render = function() {
+    this.hooks.attach("preRenderSvg", this.svg);
+    this.hooks.attach("postRenderSvg", this.svg);
+    //this.hooks.attach('insertText', this.svg);
+
+    return this.svg.render(this);
+  };
+
+  this.prototype.on = function(hook, method) {
+    if (typeof this.hooks._hooks[hook] === "undefined") {
+      this.hooks._hooks[hook] = [];
+    }
+    this.hooks._hooks[hook].push(method);
+  };
+
+  this.prototype.macro = function(key, method) {
+    let name = macroName(key);
+    this.on(name, method);
+    for (let partId in this.parts) {
+      let part = this.parts[partId];
+      part[name] = () => null;
+      this.hooks.attach(name, part);
+    }
+  };
+
+  this.prototype.withPlugin(plugin);
+  {
+    if (plugin.hooks) this.loadPluginHooks(plugin);
+    if (plugin.macros) this.loadPluginMacros(plugin);
+
+    return this;
+  }
+
+  this.prototype.loadPluginHooks = function(plugin) {
+    for (let hook of this.hooks.all) {
+      if (typeof plugin.hooks[hook] === "function") {
+        this.on(hook, plugin.hooks[hook]);
+      }
+    }
+  };
+
+  this.prototype.loadPluginMacros = function(plugin) {
+    for (let macro in plugin.macros) {
+      if (typeof plugin.macros[macro] === "function") {
+        this.macro(macro, plugin.macros[macro]);
+      }
+    }
+  };
+}
diff --git a/lib/point.ts b/src/point.js
similarity index 52%
rename from lib/point.ts
rename to src/point.js
index 1b7a058815f..6aca2b57feb 100644
--- a/lib/point.ts
+++ b/src/point.js
@@ -1,108 +1,118 @@
-import { round, rad2deg, deg2rad } from './utils';
-import { Attributes } from './attributes'
+import attributes from "./attributes";
 
-export class Point {
-  x: number;
-  y: number;
-  attributes: Attributes = new Attributes();
+function point(x, y) {
+  this.x = this.round(x);
+  this.y = this.round(y);
+  this.attributes = new attributes();
 
-  constructor(x: number, y: number) {
-    this.x = round(x);
-    this.y = round(y);
+  return this;
 
-    return this;
+  /** Rounds a value to PRECISION */
+  this.prototype.round = function(value) {
+    return Math.round(value * 1e2) / 1e2;
+  };
+
+  /** Radians to degrees */
+  this.prototype.rad2deg = function(radians) {
+    return radians * 57.29577951308232;
+  };
+
+  /** Degrees to radians */
+  this.prototype.deg2rad(degrees);
+  {
+    return degrees / 57.29577951308232;
   }
 
   /** Adds an attribute. This is here to make this call chainable in assignment */
-  attr(name: string, value: string): Point {
+  this.prototype.attr = function(name, value) {
     this.attributes.add(name, value);
 
     return this;
-  }
+  };
 
   /** Returns the distance between this point and that point */
-  dist(that: Point): number {
+  this.prototype.dist = function(that) {
     let dx = this.x - that.x;
     let dy = this.y - that.y;
 
-    return round(Math.sqrt(Math.pow(dx, 2) + Math.pow(dy, 2)));
-  }
+    return this.round(Math.sqrt(Math.pow(dx, 2) + Math.pow(dy, 2)));
+  };
 
   /** Returns slope of a line made by this point and that point */
-  slope(that: Point): number {
+  this.prototype.slope = function(that) {
     return (that.y - this.y) / (that.x - this.x);
-  }
+  };
 
   /** Returns the x-delta between this point and that point */
-  dx(that: Point): number {
+  this.prototype.dx = function(that) {
     return that.x - this.x;
-  }
+  };
 
   /** Returns the y-delta between this point and that point */
-  dy(that: Point): number {
+  this.prototype.dy = function(that) {
     return that.y - this.y;
-  }
+  };
 
   /** Returns the angle between this point and that point */
-  angle(that: Point): number {
+  this.prototype.angle = function(that) {
     let rad = Math.atan2(-1 * this.dy(that), this.dx(that));
     while (rad < 0) rad += 2 * Math.PI;
 
-    return rad2deg(rad);
-  }
+    return this.rad2deg(rad);
+  };
 
   /** Rotate this point deg around that point */
-  rotate(deg: number, that: Point): Point {
+  this.prototype.rotate = function(deg, that) {
     let radius = this.dist(that);
     let angle = this.angle(that);
-    let x = that.x + radius * Math.cos(deg2rad(angle + deg)) * -1;
-    let y = that.y + radius * Math.sin(deg2rad(angle + deg));
+    let x = that.x + radius * Math.cos(this.deg2rad(angle + deg)) * -1;
+    let y = that.y + radius * Math.sin(this.deg2rad(angle + deg));
 
     return new Point(x, y);
-  }
+  };
 
   /** returns an identical copy of this point */
-  copy(): Point {
+  this.prototype.copy = function() {
     return new Point(this.x, this.y);
-  }
+  };
 
   /** checks whether this point is equal to that point */
-  equals(that: Point): boolean {
-    return (this.x === that.x && this.y === that.y) ? true : false;
-  }
+  this.prototype.equals = function(that) {
+    return this.x === that.x && this.y === that.y ? true : false;
+  };
 
   /** Mirrors this point around X value of that point */
-  flipX(that: Point): Point
-  {
+  this.prototype.flipX = function(that) {
     return new Point(that.x + this.dx(that), that.y);
-  }
+  };
 
   /** Mirrors this point around Y value of that point */
-  flipY(that: Point): Point
-  {
+  this.prototype.flipY = function(that) {
     return new Point(that.x, that.y + this.dy(that));
-  }
+  };
 
   /** Shifts this point distance in the deg direction */
-  shift(deg: number, distance: number): Point {
+  this.prototype.shift = function(deg, distance) {
     let p = this.copy();
     p.x += distance;
 
     return p.rotate(deg, this);
-  }
+  };
 
   /** Shifts this point distance in the direction of that point */
-  shiftTowards(that: Point, distance: number): Point {
+  this.prototype.shiftTowards = function(that, distance) {
     return this.shift(this.angle(that), distance);
-  }
+  };
 
   /** Shifts this point fraction of the distance towards that point */
-  shiftFractionTowards(that: Point, fraction: number): Point {
+  this.prototype.shiftFractionTowards = function(that, fraction) {
     return this.shiftTowards(that, this.dist(that) * fraction);
-  }
+  };
 
   /** Shifts this point distance beyond that point */
-  shiftOutwards(that: Point, distance: number): Point {
+  this.prototype.shiftOutwards = function(that, distance) {
     return this.shiftTowards(that, this.dist(that) + distance);
-  }
+  };
 }
+
+export default point;
diff --git a/src/snippet.js b/src/snippet.js
new file mode 100644
index 00000000000..00f98ba34a9
--- /dev/null
+++ b/src/snippet.js
@@ -0,0 +1,12 @@
+import attributes from "./attributes";
+
+function snippet(def, anchor, description = "") {
+  this.def = def;
+  this.anchor = anchor;
+  this.description = description;
+  this.attributes = new attributes();
+
+  return this;
+}
+
+export default snippet;
diff --git a/src/svg.js b/src/svg.js
new file mode 100644
index 00000000000..4f175e7ae26
--- /dev/null
+++ b/src/svg.js
@@ -0,0 +1,245 @@
+import attributes from "./attributes";
+import * as hooklib from "hooks";
+import hooks from "./hooks";
+
+function svg(pattern) {
+  this.body = "";
+  this.style = "";
+  this.script = "";
+  this.header = "";
+  this.footer = "";
+  this.defs = "";
+  this.pattern = pattern; // Needed to expose pattern to hooks
+  this.prefix = '<?xml version="1.0" encoding="UTF-8" standalone="no"?>';
+  this.attributes = new attributes();
+  this.attributes.add("xmlns", "http://www.w3.org/2000/svg");
+  this.attributes.add("xmlns:svg", "http://www.w3.org/2000/svg");
+  this.attributes.add("xmlns:xlink", "http://www.w3.org/1999/xlink");
+  this.hooks = hooks.all;
+  for (let k in hooklib) this[k] = hooklib[k];
+  for (let k in this.hooks) this.hook(k, this[k]);
+
+  return this;
+
+  /** Method to attach preRenderSvg hooks on */
+  this.prototype.preRenderSvg = function() {};
+
+  /** Method to attach postRenderSvg hooks on */
+  this.prototype.postRenderSvg = function() {};
+
+  /** Method to attach insertText hooks on */
+  this.prototype.insertText = function() {};
+
+  /** Renders a draft object as SVG */
+  this.prototype.render = function(pattern) {
+    this.preRenderSvg();
+    this.svg = this.prefix;
+    this.svg += this.renderComments(this.header);
+    this.svg += this.renderSvgTag(pattern);
+    this.svg += this.renderStyle();
+    this.svg += this.renderScript();
+    this.svg += this.renderDefs();
+    this.svg += this.openGroup("draftContainer");
+    for (let partId in pattern.parts) {
+      let part = pattern.parts[partId];
+      if (part.render) {
+        this.svg += this.openGroup(part.id, part.attributes);
+        this.svg += this.renderPart(part);
+        this.svg += this.closeGroup();
+      }
+    }
+    this.svg += this.closeGroup();
+    this.svg += this.nl() + "</svg>";
+    this.svg += this.renderComments(this.footer);
+    this.postRenderSvg();
+    return this.svg;
+  };
+
+  /** Returns SVG code for the opening SVG tag */
+  this.prototype.renderSvgTag = funtion(pattern);
+  {
+    let svg = "<svg";
+    this.indent();
+    svg += this.nl() + this.attributes.render();
+    this.outdent();
+    svg += this.nl() + ">" + this.nl();
+
+    return svg;
+  }
+
+  /** Returns SVG code for the style block */
+  this.prototype.renderStyle = function() {
+    let svg = '<style type="text/css"> <![CDATA[ ';
+    this.indent();
+    svg += this.nl() + this.style;
+    this.outdent();
+    svg += this.nl() + "]]>" + this.nl() + "</style>" + this.nl();
+    return svg;
+  };
+
+  /** Returns SVG code for the script block */
+  this.prototype.renderScript = function() {
+    let svg = '<script type="text/javascript"> <![CDATA[';
+    this.indent();
+    svg += this.nl() + this.script;
+    this.outdent();
+    svg += this.nl() + "]]>" + this.nl() + "</script>" + this.nl();
+
+    return svg;
+  };
+
+  /** Returns SVG code for the defs block */
+  this.prototype.renderDefs = function() {
+    let svg = '<defs id="defs">';
+    this.indent();
+    svg += this.nl() + this.defs;
+    this.outdent();
+    svg += this.nl() + "</defs>" + this.nl();
+
+    return svg;
+  };
+
+  /** Returns SVG code for a comment block */
+  this.prototype.renderComments = function(comments) {
+    return (
+      this.nl() + this.nl() + "<!--" + this.nl() + comments + this.nl() + "-->"
+    );
+  };
+
+  /** Returns SVG code for a Part object */
+  this.prototype.renderPart = function(part) {
+    let svg = "";
+    for (let key in part.paths) {
+      let path = part.paths[key];
+      if (path.render) svg += this.renderPath(path);
+    }
+    for (let key in part.points) {
+      if (part.points[key].attributes.get("data-text")) {
+        svg += this.renderPoint(part.points[key]);
+      }
+    }
+    for (let key in part.snippets) {
+      let snippet = part.snippets[key];
+      svg += this.renderSnippet(snippet);
+    }
+
+    return svg;
+  };
+
+  /** Returns SVG code for a Point object */
+  this.prototype.renderPoint = function(point) {
+    let svg = "";
+    if (point.attributes.get("data-text")) svg += this.renderText(point);
+
+    return svg;
+  };
+
+  /** Returns SVG code for a Path object */
+  this.prototype.renderPath = function(path) {
+    if (!path.attributes.get("id")) path.attributes.add("id", this.getUid());
+    path.attributes.add("d", path.asPathstring());
+
+    return `${this.nl()}<path ${path.attributes.render()} />${this.renderPathText(
+      path
+    )}`;
+  };
+
+  this.prototype.renderPathText = function(path) {
+    let text = path.attributes.get("data-text");
+    if (!text) return false;
+    let attributes = path.attributes.renderIfPrefixIs("data-text-");
+    let svg = this.nl() + "<text>";
+    this.indent();
+    svg += `<textPath xlink:href="#${path.attributes.get(
+      "id"
+    )}" startOffset="50%"><tspan ${attributes}>${text}</tspan></textPath>`;
+    this.outdent();
+    svg += this.nl() + "</text>";
+
+    return svg;
+  };
+
+  this.prototype.renderText = function(point) {
+    let text = point.attributes.get("data-text");
+    if (!text) return false;
+
+    point.attributes.add("data-text-x", point.x);
+    point.attributes.add("data-text-y", point.y);
+    let attributes = point.attributes.renderIfPrefixIs("data-text-");
+    let svg = `${this.nl()}<text ${point.attributes.renderIfPrefixIs(
+      "data-text-"
+    )}>`;
+    this.indent();
+    svg += `<tspan>${text}</tspan>`;
+    this.outdent();
+    svg += this.nl() + "</text>";
+
+    return svg;
+  };
+
+  /** Returns SVG code for a snippet */
+  this.prototype.renderSnippet = function(snippet) {
+    let svg = this.nl();
+    svg += `<use x="${snippet.anchor.x}" y="${snippet.anchor.y}" `;
+    svg += `xlink:href="#${snippet.def}" ${snippet.attributes.render()}>`;
+    if (snippet.description) {
+      svg += `<title>${snippet.description}</title>`;
+    }
+    svg += "</use>";
+
+    return svg;
+  };
+
+  /** Returns SVG code to open a group */
+  this.prototype.openGroup = function(id) {
+    let svg = this.nl() + this.nl();
+    svg += `<!-- Start of group #${id} -->`;
+    svg += this.nl();
+    svg += `<g id="${id}">`;
+    this.indent();
+    this.openGroups.push(id);
+
+    return svg;
+  };
+
+  /** Returns SVG code to close a group */
+  this.prototype.closeGroup = function() {
+    this.outdent();
+
+    return `${this.nl()}</g>${this.nl()}<!-- end of group #${this.openGroups.pop()} -->`;
+  };
+
+  /** Returns a linebreak + identation */
+  this.prototype.nl = function() {
+    return "\n" + this.tab();
+  };
+
+  /** Returns indentation */
+  this.prototype.tab = function() {
+    let space = "";
+    for (let i = 0; i < this.tabs; i++) {
+      space += "  ";
+    }
+
+    return space;
+  };
+
+  /** Increases indentation by 1 */
+  this.prototype.indent = function() {
+    this.tabs += 1;
+  };
+
+  /** Decreases indentation by 1 */
+  this.prototype.outdent = function() {
+    this.tabs -= 1;
+  };
+
+  /** Returns an unused ID */
+  this.prototype.getUid = function() {
+    this.freeId += 1;
+
+    return "" + this.freeId;
+  };
+}
+
+export default svg;
diff --git a/src/utils.js b/src/utils.js
new file mode 100644
index 00000000000..d82bea2242d
--- /dev/null
+++ b/src/utils.js
@@ -0,0 +1,81 @@
+import point from "./point";
+
+/** Returns internal hook name for a macro */
+export function macroName(name) {
+  return `_macro_${name}`;
+}
+
+/** Find intersection of two (endless) lines */
+export function beamsCross(a1, a2, b1, b2) {
+  let slopeA = a1.slope(a2);
+  let slopeB = b1.slope(b2);
+  if (slopeA === slopeB) return false; // Parallel lines
+
+  if (a1.x === a2.x)
+    return new point(a1.x, slopeB * a1.x + (b1.y - slopeB * b1.x));
+  // Vertical line A
+  else if (b1.x === b2.x)
+    return new point(b1.x, slopeA * b1.x + (a1.y - slopeA * a1.x));
+  // Vertical line B
+  else {
+    // Swap points if line A or B goes from right to left
+    if (a1.x > a2.x) {
+      let tmp = a1.copy();
+      a1 = a2.copy();
+      a2 = tmp;
+    }
+    if (b1.x > b2.x) {
+      let tmp = b1.copy();
+      b1 = b2.copy();
+      b2 = tmp;
+    }
+    // Find y intercept
+    let iA = a1.y - slopeA * a1.x;
+    let iB = b1.y - slopeB * b1.x;
+
+    // Find intersection
+    let x = (iB - iA) / (slopeA - slopeB);
+    let y = slopeA * x + iA;
+
+    return new point(x, y);
+  }
+}
+
+/** Find intersection of two line segments */
+export function linesCross(a1, a2, b1, b2) {
+  let p = beamsCross(a1, a2, b1, b2);
+  if (p) {
+    let lenA = a1.dist(a2);
+    let lenB = b1.dist(b2);
+    let lenC = a1.dist(p) + p.dist(a2);
+    let lenD = b1.dist(p) + p.dist(b2);
+    if (round(lenA) == round(lenC) && round(lenB) == round(lenD)) return p;
+  }
+  return false;
+}
+
+/** Find where an (endless) line crosses a certain Y-value */
+export function beamCrossesY(from, to, y) {
+  if (from.y === to.y) return false; // Horizontal line
+  let left = new point(-10, y);
+  let right = new point(10, y);
+
+  return beamsCross(from, to, left, right);
+}
+
+/** Returns an object with shorthand access for pattern design */
+export function shorthand(part, context) {
+  let final = context.settings.mode === "draft" ? true : false;
+  let paperless = context.settings.paperless === true ? true : false;
+  return {
+    measurements: context.settings.measurements || {},
+    options: context.options || {},
+    values: context.values || {},
+    points: part.points || {},
+    paths: part.paths || {},
+    snippets: part.snippets || {},
+    macro: part.macroRunner(),
+    final,
+    paperless
+  };
+}
diff --git a/tsconfig.json b/tsconfig.json
deleted file mode 100644
index 8d6e9fc4c4e..00000000000
--- a/tsconfig.json
+++ /dev/null
@@ -1,10 +0,0 @@
-{
-  "compilerOptions": {
-    "target": "es6",
-    "module": "commonjs",
-    "declaration": true,
-    "outDir": "./dist",
-    "strict": true,
-    "esModuleInterop": true
-  }
-}