add file cache to vue-loader to speed up compilation

config/webpack.config.js

@@ -9,6 +9,7 @@ const CompressionPlugin = require('compression-webpack-plugin');
 const BundleAnalyzerPlugin = require('webpack-bundle-analyzer').BundleAnalyzerPlugin;
 
 const ROOT_PATH = path.resolve(__dirname, '..');
+const CACHE_PATH = path.join(ROOT_PATH, 'tmp/cache');
 const IS_PRODUCTION = process.env.NODE_ENV === 'production';
 const IS_DEV_SERVER = process.argv.join(' ').indexOf('webpack-dev-server') !== -1;
 const DEV_SERVER_HOST = process.env.DEV_SERVER_HOST || 'localhost';
@@ -17,6 +18,9 @@ const DEV_SERVER_LIVERELOAD = IS_DEV_SERVER && process.env.DEV_SERVER_LIVERELOAD
 const WEBPACK_REPORT = process.env.WEBPACK_REPORT;
 const NO_COMPRESSION = process.env.NO_COMPRESSION;
 
+const VUE_VERSION = require('vue/package.json').version;
+const VUE_LOADER_VERSION = require('vue-loader/package.json').version;
+
 let autoEntriesCount = 0;
 let watchAutoEntries = [];
 const defaultEntries = ['./main'];
@@ -99,12 +103,21 @@ module.exports = {
         exclude: path => /node_modules|vendor[\\/]assets/.test(path) && !/\.vue\.js/.test(path),
         loader: 'babel-loader',
         options: {
-          cacheDirectory: path.join(ROOT_PATH, 'tmp/cache/babel-loader'),
+          cacheDirectory: path.join(CACHE_PATH, 'babel-loader'),
         },
       },
       {
         test: /\.vue$/,
         loader: 'vue-loader',
+        options: {
+          cacheDirectory: path.join(CACHE_PATH, 'vue-loader'),
+          cacheIdentifier: [
+            process.env.NODE_ENV || 'development',
+            webpack.version,
+            VUE_VERSION,
+            VUE_LOADER_VERSION,
+          ].join('|'),
+        },
       },
       {
         test: /\.svg$/,

package.json

@@ -27,6 +27,7 @@
     "blackst0ne-mermaid": "^7.1.0-fixed",
     "bootstrap-sass": "^3.3.6",
     "brace-expansion": "^1.1.8",
+    "cache-loader": "^1.2.2",
     "chart.js": "1.0.2",
     "classlist-polyfill": "^1.2.0",
     "clipboard": "^1.7.1",
@@ -83,7 +84,7 @@
     "url-loader": "^1.0.1",
     "visibilityjs": "^1.2.4",
     "vue": "^2.5.16",
-    "vue-loader": "^15.0.12",
+    "vue-loader": "^15.2.0",
     "vue-resource": "^1.5.0",
     "vue-router": "^3.0.1",
     "vue-template-compiler": "^2.5.16",

yarn.lock

@@ -1481,6 +1481,15 @@ cache-base@^1.0.1:
     union-value "^1.0.0"
     unset-value "^1.0.0"
 
+cache-loader@^1.2.2:
+  version "1.2.2"
+  resolved "https://registry.yarnpkg.com/cache-loader/-/cache-loader-1.2.2.tgz#6d5c38ded959a09cc5d58190ab5af6f73bd353f5"
+  dependencies:
+    loader-utils "^1.1.0"
+    mkdirp "^0.5.1"
+    neo-async "^2.5.0"
+    schema-utils "^0.4.2"
+
 cacheable-request@^2.1.1:
   version "2.1.4"
   resolved "https://registry.yarnpkg.com/cacheable-request/-/cacheable-request-2.1.4.tgz#0d808801b6342ad33c91df9d0b44dc09b91e5c3d"
@@ -7689,7 +7698,7 @@ sax@~1.2.1:
   version "1.2.2"
   resolved "https://registry.yarnpkg.com/sax/-/sax-1.2.2.tgz#fd8631a23bc7826bef5d871bdb87378c95647828"
 
-schema-utils@^0.4.0, schema-utils@^0.4.3, schema-utils@^0.4.4, schema-utils@^0.4.5:
+schema-utils@^0.4.0, schema-utils@^0.4.2, schema-utils@^0.4.3, schema-utils@^0.4.4, schema-utils@^0.4.5:
   version "0.4.5"
   resolved "https://registry.yarnpkg.com/schema-utils/-/schema-utils-0.4.5.tgz#21836f0608aac17b78f9e3e24daff14a5ca13a3e"
   dependencies:
@@ -8957,9 +8966,9 @@ vue-hot-reload-api@^2.3.0:
   version "2.3.0"
   resolved "https://registry.yarnpkg.com/vue-hot-reload-api/-/vue-hot-reload-api-2.3.0.tgz#97976142405d13d8efae154749e88c4e358cf926"
 
-vue-loader@^15.0.12:
-  version "15.0.12"
-  resolved "https://registry.yarnpkg.com/vue-loader/-/vue-loader-15.0.12.tgz#9221e88f1c4f7657d425e40c676cd25671d5d294"
+vue-loader@^15.2.0:
+  version "15.2.0"
+  resolved "https://registry.yarnpkg.com/vue-loader/-/vue-loader-15.2.0.tgz#5a8138e490a1040942d2f10ae68fa72b5a923364"
   dependencies:
     "@vue/component-compiler-utils" "^1.2.1"
     hash-sum "^1.0.2"