Split the bridges in their own objects

Author: lordofthelake

src/jsonUtils/nodeImpl/createStringMeasurer.ts

@@ -0,0 +1,19 @@
+import { PlatformBridge } from '../types';
+import weakRequire from '../utils/weakRequire';
+
+const { createStringMeasurer, findFontName } = weakRequire(module, 'node-sketch-bridge');
+const fetch = weakRequire(module, 'node-fetch');
+const { readFile: nodeReadFile } = weakRequire(module, 'fs');
+
+const NodeMacOSBridge: PlatformBridge = {
+  createStringMeasurer,
+  findFontName,
+  fetch,
+  async readFile(path: string): Promise<Buffer> {
+    return new Promise((resolve, reject) => {
+      nodeReadFile(path, (err, data) => (err ? reject(err) : resolve(data)));
+    });
+  },
+};
+
+export default NodeMacOSBridge;

src/jsonUtils/nodeImpl/findFontName.ts

@@ -4,9 +4,9 @@ import {
   TEXT_DECORATION_LINETHROUGH,
   TEXT_ALIGN,
   TEXT_TRANSFORM,
-} from '../textLayers';
+} from '../../jsonUtils/textLayers';
 import { findFont } from './findFontName';
-import { makeColorFromCSS } from '../models';
+import { makeColorFromCSS } from '../../jsonUtils/models';
 
 // TODO(lmr): do something more sensible here
 const FLOAT_MAX = 999999;

src/platformBridges/NodeMacOSBridge.ts

@@ -2,7 +2,7 @@
 
 import hashStyle from '../../utils/hashStyle';
 import { TextStyle } from '../../types';
-import { FONT_STYLES } from '../textLayers';
+import { FONT_STYLES } from '../../jsonUtils/textLayers';
 
 // this borrows heavily from react-native's RCTFont class
 // thanks y'all

src/jsonUtils/sketchImpl/createStringMeasurer.ts renamed to src/platformBridges/SketchBridge/createStringMeasurer.ts

@@ -0,0 +1,13 @@
+import { PlatformBridge } from '../../types';
+import createStringMeasurer from './createStringMeasurer';
+import findFontName from './findFontName';
+import readFile from './readFile';
+
+const SketchBridge: PlatformBridge = {
+  createStringMeasurer,
+  findFontName,
+  fetch,
+  readFile,
+};
+
+export default SketchBridge;

src/jsonUtils/sketchImpl/findFontName.ts renamed to src/platformBridges/SketchBridge/findFontName.ts

@@ -0,0 +1,5 @@
+import { readFileSync } from '@skpm/fs';
+
+export default async function readFile(path: string): Promise<Buffer> {
+  return Promise.resolve(readFileSync(path));
+}

src/platformBridges/SketchBridge/index.ts

@@ -215,3 +215,10 @@ export type ResizeConstraints = {
   fixedHeight?: boolean;
   fixedWidth?: boolean;
 };
+
+export type PlatformBridge = {
+  createStringMeasurer(textNodes: TextNode[], maxWidth: number): Size;
+  findFontName(style: TextStyle): string;
+  fetch(input: RequestInfo, init?: RequestInit): Promise<Response>;
+  readFile(path: string): Promise<Buffer>;
+};