#227: Webpack code coverage support

Author: gtrombitas

packages/e2e-cypress/package.json

@@ -44,6 +44,7 @@
   },
   "devDependencies": {
     "@types/lodash": "^4.14.178",
+    "coverage-istanbul-loader": "^3.0.5",
     "rimraf": "^3.0.2"
   }
 }

packages/e2e-cypress/src/index.js

@@ -4,6 +4,7 @@
  *
  * API: https://github.com/quasarframework/quasar/blob/master/app/lib/app-extension/IndexAPI.js
  */
+const path = require('path');
 
 module.exports = async function (api) {
   api.compatibleWith('quasar', '^2.0.0');
@@ -40,10 +41,18 @@ module.exports = async function (api) {
         );
       });
     } else {
-      // TODO: add webpack code coverage support
-      // See https://www.npmjs.com/package/istanbul-instrumenter-loader
-      // https://github.com/vuejs/vue-cli/issues/1363#issuecomment-405352542
-      // https://github.com/akoidan/vue-webpack-typescript
+      if (api.hasWebpack === true) {
+        api.extendWebpack((cfg) => {
+          cfg.module.rules.push({
+            test: /\.(js|ts|vue)$/,
+            loader: '@jsdevtools/coverage-istanbul-loader',
+            options: { esModules: true },
+            enforce: 'post',
+            include: path.join(__dirname, '..', '..', '..', '..', 'src'),
+            exclude: [/\.(e2e|spec)\.(js|ts)$/, /node_modules/],
+          });
+        });
+      }
     }
   }
 };

yarn.lock

@@ -1586,6 +1586,17 @@
     "@jridgewell/resolve-uri" "^3.0.3"
     "@jridgewell/sourcemap-codec" "^1.4.10"
 
+"@jsdevtools/[email protected]":
+  version "3.0.5"
+  resolved "https://registry.yarnpkg.com/@jsdevtools/coverage-istanbul-loader/-/coverage-istanbul-loader-3.0.5.tgz#2a4bc65d0271df8d4435982db4af35d81754ee26"
+  integrity sha512-EUCPEkaRPvmHjWAAZkWMT7JDzpw7FKB00WTISaiXsbNOd5hCHg77XLA8sLYLFDo1zepYLo2w7GstN8YBqRXZfA==
+  dependencies:
+    convert-source-map "^1.7.0"
+    istanbul-lib-instrument "^4.0.3"
+    loader-utils "^2.0.0"
+    merge-source-map "^1.1.0"
+    schema-utils "^2.7.0"
+
 "@lerna/[email protected]":
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/@lerna/add/-/add-4.0.0.tgz#c36f57d132502a57b9e7058d1548b7a565ef183f"
@@ -2575,6 +2586,11 @@
   dependencies:
     "@types/istanbul-lib-report" "*"
 
+"@types/json-schema@^7.0.5":
+  version "7.0.11"
+  resolved "https://registry.yarnpkg.com/@types/json-schema/-/json-schema-7.0.11.tgz#d421b6c527a3037f7c84433fd2c4229e016863d3"
+  integrity sha512-wOuvG1SN4Us4rez+tylwwwCV1psiNVOkJeM3AUWUNWg/jDQY2+HE/444y5gc+jBmRqASOm2Oeh5c1axHobwRKQ==
+
 "@types/json-schema@^7.0.9":
   version "7.0.9"
   resolved "https://registry.yarnpkg.com/@types/json-schema/-/json-schema-7.0.9.tgz#97edc9037ea0c38585320b28964dde3b39e4660d"
@@ -3055,6 +3071,11 @@ aggregate-error@^3.0.0:
     clean-stack "^2.0.0"
     indent-string "^4.0.0"
 
+ajv-keywords@^3.5.2:
+  version "3.5.2"
+  resolved "https://registry.yarnpkg.com/ajv-keywords/-/ajv-keywords-3.5.2.tgz#31f29da5ab6e00d1c2d329acf7b5929614d5014d"
+  integrity sha512-5p6WTN0DdTGVQk6VjcEju19IgaHudalcfabD7yhDGeA6bcQnmL+CpveLJq/3hvfwd1aof6L386Ougkx6RfyMIQ==
+
 ajv@^6.10.0, ajv@^6.12.3, ajv@^6.12.4:
   version "6.12.6"
   resolved "https://registry.yarnpkg.com/ajv/-/ajv-6.12.6.tgz#baf5a62e802b07d977034586f8c3baf5adf26df4"
@@ -4589,6 +4610,13 @@ cosmiconfig@^7.0.0:
     path-type "^4.0.0"
     yaml "^1.10.0"
 
+coverage-istanbul-loader@^3.0.5:
+  version "3.0.5"
+  resolved "https://registry.yarnpkg.com/coverage-istanbul-loader/-/coverage-istanbul-loader-3.0.5.tgz#bf942efc0f4e3ac27565203c17dca5008eae6637"
+  integrity sha512-xsw2phF0VNqUPk47V/vHXkdcTyl0tkMSmaZfLrTOhoPhPMXFelNju7utl5s7I93KXzipqDEK0YwofQSSflPz8A==
+  dependencies:
+    "@jsdevtools/coverage-istanbul-loader" "3.0.5"
+
 create-ecdh@^4.0.0:
   version "4.0.4"
   resolved "https://registry.yarnpkg.com/create-ecdh/-/create-ecdh-4.0.4.tgz#d6e7f4bffa66736085a0762fd3a632684dabcc4e"
@@ -8167,6 +8195,15 @@ loader-utils@^1.2.3:
     emojis-list "^3.0.0"
     json5 "^1.0.1"
 
+loader-utils@^2.0.0:
+  version "2.0.2"
+  resolved "https://registry.yarnpkg.com/loader-utils/-/loader-utils-2.0.2.tgz#d6e3b4fb81870721ae4e0868ab11dd638368c129"
+  integrity sha512-TM57VeHptv569d/GKh6TAYdzKblwDNiumOdkFnejjD0XwTH87K90w3O7AiJRqdQoXygvi1VQTJTLGhJl7WqA7A==
+  dependencies:
+    big.js "^5.2.2"
+    emojis-list "^3.0.0"
+    json5 "^2.1.2"
+
 local-pkg@^0.4.1:
   version "0.4.1"
   resolved "https://registry.yarnpkg.com/local-pkg/-/local-pkg-0.4.1.tgz#e7b0d7aa0b9c498a1110a5ac5b00ba66ef38cfff"
@@ -8493,6 +8530,13 @@ meow@^8.0.0:
     type-fest "^0.18.0"
     yargs-parser "^20.2.3"
 
+merge-source-map@^1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/merge-source-map/-/merge-source-map-1.1.0.tgz#2fdde7e6020939f70906a68f2d7ae685e4c8c646"
+  integrity sha512-Qkcp7P2ygktpMPh2mCQZaf3jhN6D3Z/qVZHSdWvQ+2Ef5HgRAPBO57A77+ENm0CPx2+1Ce/MYKi3ymqdfuqibw==
+  dependencies:
+    source-map "^0.6.1"
+
 merge-stream@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/merge-stream/-/merge-stream-2.0.0.tgz#52823629a14dd00c9770fb6ad47dc6310f2c1f60"
@@ -10533,6 +10577,15 @@ saxes@^5.0.1:
   dependencies:
     xmlchars "^2.2.0"
 
+schema-utils@^2.7.0:
+  version "2.7.1"
+  resolved "https://registry.yarnpkg.com/schema-utils/-/schema-utils-2.7.1.tgz#1ca4f32d1b24c590c203b8e7a50bf0ea4cd394d7"
+  integrity sha512-SHiNtMOUGWBQJwzISiVYKu82GiV4QYGePp3odlY1tuKO7gPtphAT5R/py0fA6xtbgLL/RvtJZnU9b8s0F1q0Xg==
+  dependencies:
+    "@types/json-schema" "^7.0.5"
+    ajv "^6.12.4"
+    ajv-keywords "^3.5.2"
+
 semver-diff@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/semver-diff/-/semver-diff-2.1.0.tgz#4bbb8437c8d37e4b0cf1a68fd726ec6d645d6d36"