feat: add siteConfig loader

.gitignore

@@ -4,4 +4,4 @@
 .eslintcache
 node_modules
 dist
-
+yarn-error.log

lib/loader/config.js

@@ -0,0 +1,14 @@
+const fs = require('fs-extra');
+const path = require('path');
+
+module.exports = function loadConfig(sourceDir, deleteCache = true) {
+  const configPath = path.resolve(sourceDir, '.blogi', 'config.js');
+  if (deleteCache) {
+    delete require.cache[configPath];
+  }
+  let config = {};
+  if (fs.existsSync(configPath)) {
+    config = require(configPath);
+  }
+  return config;
+};

lib/loader/index.js

@@ -0,0 +1,12 @@
+const path = require('path');
+const loadConfig = require('./config');
+
+module.exports = async function load(sourceDir) {
+  // 1. load siteConfig
+  const siteConfig = loadConfig(sourceDir);
+
+  // 2. extract metadata from markdown files
+  const metadatas = [];
+
+  return null; // todo
+};

package.json

@@ -9,9 +9,9 @@
   "scripts": {
     "dev": "node bin/blogi dev blog",
     "build": "node bin/blogi build blog",
-    "prettier": "prettier --config .prettierrc --write \"lib/**/*.js\" \"bin/**/*.js\"",
-    "lint": "eslint --cache \"lib/**/*.js\" \"bin/**/*.js\"",
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "prettier": "prettier --config .prettierrc --write \"lib/**/*.js\" \"bin/**/*.js\" \"test/**/*.js\"",
+    "lint": "eslint --cache \"lib/**/*.js\" \"bin/**/*.js\" \"test/**/*.js\"",
+    "test": "jest"
   },
   "repository": {
     "type": "git",
@@ -35,14 +35,31 @@
     "eslint-plugin-import": "^2.12.0",
     "eslint-plugin-jsx-a11y": "^6.0.3",
     "eslint-plugin-react": "^7.9.1",
+    "jest": "^23.4.2",
     "prettier": "^1.13.7"
   },
   "dependencies": {
     "chalk": "^2.4.1",
+    "chokidar": "^2.0.4",
     "commander": "^2.16.0",
-    "semver": "^5.5.0"
+    "connect-history-api-fallback": "^1.5.0",
+    "fs-extra": "^7.0.0",
+    "koa-connect": "^2.0.1",
+    "koa-convert": "^1.2.0",
+    "koa-mount": "^3.0.0",
+    "koa-range": "^0.3.0",
+    "koa-static": "^5.0.0",
+    "ora": "^3.0.0",
+    "semver": "^5.5.0",
+    "webpack": "^4.16.3",
+    "webpack-chain": "^4.8.0",
+    "webpack-serve": "^2.0.2"
   },
   "engines": {
     "node": ">=8"
+  },
+  "jest": {
+    "testPathIgnorePatterns": ["/node_modules/", "__fixtures__"],
+    "testEnvironment": "node"
   }
 }

test/loader/__fixtures__/custom/.blogi/config.js

@@ -0,0 +1,6 @@
+module.exports = {
+  title: 'Hello World',
+  description: 'Hello World',
+  dest: 'blogi',
+  base: 'blogi'
+};

test/loader/__fixtures__/custom/hello.md

@@ -0,0 +1,5 @@
+---
+title: Hello, World !
+---
+
+Hello World

test/loader/__fixtures__/simple/.blogi/config.js

@@ -0,0 +1,4 @@
+module.exports = {
+  title: 'Hello World',
+  description: 'Hello World'
+};

test/loader/__fixtures__/simple/hello.md

@@ -0,0 +1,5 @@
+---
+title: Hello, World !
+---
+
+Hello World

test/loader/config.test.js

@@ -0,0 +1,28 @@
+const path = require('path');
+const fs = require('fs');
+const loadConfig = require('../../lib/loader/config');
+
+describe('loadConfig', () => {
+  const simpleDir = path.join(__dirname, '__fixtures__', 'simple');
+  const customDir = path.join(__dirname, '__fixtures__', 'custom');
+
+  test('simple', () => {
+    expect(loadConfig(simpleDir)).toMatchInlineSnapshot(`
+Object {
+  "description": "Hello World",
+  "title": "Hello World",
+}
+`);
+  });
+
+  test('custom', () => {
+    expect(loadConfig(customDir)).toMatchInlineSnapshot(`
+Object {
+  "base": "blogi",
+  "description": "Hello World",
+  "dest": "blogi",
+  "title": "Hello World",
+}
+`);
+  });
+});