feat: change to default ESM package. For developer testing and node usage in the module customization scenario.

.eslintrc-common.yaml

@@ -39,7 +39,7 @@ rules:
                 - "error"
     prefer-const: 1
     no-constant-condition: 0
-    comma-dangle: 2
+    comma-dangle: 0
     no-debugger: 2
     no-dupe-keys: 2
     no-empty-character-class: 2

.gitignore

@@ -196,6 +196,9 @@ todo
 /extension-esm
 /extension
 /ssr/client/lib
+/ssr/client/types
+/ssr/client/index.js
+/ssr/client/index.d.ts
 /core.js
 /core.d.ts
 /charts.js

build/package.json

@@ -0,0 +1,3 @@
+{
+    "type": "commonjs"
+}

build/pre-publish.js

@@ -75,6 +75,7 @@ const ssrClientGlobby = {
 };
 const ssrClientSrcDir = nodePath.resolve(ecDir, 'ssr/client/src');
 const ssrClientESMDir = nodePath.resolve(ecDir, 'ssr/client/lib');
+const ssrClientTypeDir = nodePath.resolve(ecDir, 'ssr/client/types');
 
 const typesDir = nodePath.resolve(ecDir, 'types');
 const esmDir = 'lib';
@@ -148,9 +149,10 @@ const compileWorkList = [
         logLabel: 'ssr client ts -> js-esm',
         compilerOptionsOverride: {
             module: 'ES2015',
-            declaration: false,
+            declaration: true,
             rootDir: ssrClientSrcDir,
-            outDir: ssrClientESMDir
+            outDir: ssrClientESMDir,
+            declarationDir: ssrClientTypeDir
         },
         srcGlobby: ssrClientGlobby,
         transformOptions: {
@@ -372,6 +374,7 @@ async function readFilePaths({patterns, cwd}) {
     );
 }
 
+// Bundle can be used in echarts-examples.
 async function bundleDTS() {
 
     const outDir = nodePath.resolve(__dirname, '../types/dist');
@@ -442,14 +445,16 @@ function readTSConfig() {
 
 
 function generateEntries() {
-    ['charts', 'components', 'renderers', 'core', 'features'].forEach(entryName => {
-        if (entryName !== 'option') {
-            const jsCode = fs.readFileSync(nodePath.join(__dirname, `template/${entryName}.js`), 'utf-8');
-            fs.writeFileSync(nodePath.join(__dirname, `../${entryName}.js`), jsCode, 'utf-8');
+    ['charts', 'components', 'renderers', 'core', 'features', 'ssr/client/index'].forEach(entryPath => {
+        if (entryPath !== 'option') {
+            const jsCode = fs.readFileSync(nodePath.join(__dirname, `template/${entryPath}.js`), 'utf-8');
+            fs.writeFileSync(nodePath.join(__dirname, `../${entryPath}.js`), jsCode, 'utf-8');
         }
 
-        const dtsCode = fs.readFileSync(nodePath.join(__dirname, `/template/${entryName}.d.ts`), 'utf-8');
-        fs.writeFileSync(nodePath.join(__dirname, `../${entryName}.d.ts`), dtsCode, 'utf-8');
+        // Make the d.ts in the same dir as .js, so that the can be found by tsc.
+        // package.json "types" in "exports" does not always seam to work.
+        const dtsCode = fs.readFileSync(nodePath.join(__dirname, `/template/${entryPath}.d.ts`), 'utf-8');
+        fs.writeFileSync(nodePath.join(__dirname, `../${entryPath}.d.ts`), dtsCode, 'utf-8');
     });
 }
 

build/template/ssr/client/index.d.ts

@@ -0,0 +1,20 @@
+/*
+* Licensed to the Apache Software Foundation (ASF) under one
+* or more contributor license agreements.  See the NOTICE file
+* distributed with this work for additional information
+* regarding copyright ownership.  The ASF licenses this file
+* to you under the Apache License, Version 2.0 (the
+* "License"); you may not use this file except in compliance
+* with the License.  You may obtain a copy of the License at
+*
+*   http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing,
+* software distributed under the License is distributed on an
+* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+* KIND, either express or implied.  See the License for the
+* specific language governing permissions and limitations
+* under the License.
+*/
+
+export * from './types/index';

build/template/ssr/client/index.js

@@ -0,0 +1,20 @@
+/*
+* Licensed to the Apache Software Foundation (ASF) under one
+* or more contributor license agreements.  See the NOTICE file
+* distributed with this work for additional information
+* regarding copyright ownership.  The ASF licenses this file
+* to you under the Apache License, Version 2.0 (the
+* "License"); you may not use this file except in compliance
+* with the License.  You may obtain a copy of the License at
+*
+*   http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing,
+* software distributed under the License is distributed on an
+* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+* KIND, either express or implied.  See the License for the
+* specific language governing permissions and limitations
+* under the License.
+*/
+
+export * from './lib/index.js';

dist/package.json

@@ -0,0 +1,3 @@
+{
+    "type": "commonjs"
+}

i18n/package.json

@@ -0,0 +1,3 @@
+{
+    "type": "commonjs"
+}

package.json

@@ -59,7 +59,7 @@
     "mktest": "node test/build/mktest.js",
     "mktest:help": "node test/build/mktest.js -h",
     "checktype": "tsc --noEmit",
-    "lint": "npx eslint --cache --cache-location node_modules/.cache/eslint src/**/*.ts extension-src/**/*.ts",
+    "lint": "npx eslint --cache --cache-location node_modules/.cache/eslint src/**/*.ts ssr/client/src/**/*.ts extension-src/**/*.ts",
     "lint:fix": "npx eslint --fix src/**/*.ts extension-src/**/*.ts",
     "lint:dist": "echo 'It might take a while. Please wait ...' && npx jshint --config .jshintrc-dist dist/echarts.js"
   },
@@ -101,5 +101,49 @@
     "terser": "^5.16.1",
     "ts-jest": "^26.4.3",
     "typescript": "4.4.3"
+  },
+  "type": "module",
+  "exports": {
+    ".": {
+      "types": "./index.d.ts",
+      "import": "./index.js",
+      "require": "./index.js"
+    },
+    "./core": "./core.js",
+    "./core.js": "./core.js",
+    "./charts": "./charts.js",
+    "./charts.js": "./charts.js",
+    "./components": "./components.js",
+    "./components.js": "./components.js",
+    "./features": "./features.js",
+    "./features.js": "./features.js",
+    "./renderers": "./renderers.js",
+    "./renderers.js": "./renderers.js",
+    "./index.blank": "./index.blank.js",
+    "./index.blank.js": "./index.blank.js",
+    "./index.common": "./index.common.js",
+    "./index.common.js": "./index.common.js",
+    "./index.simple": "./index.simple.js",
+    "./index.simple.js": "./index.simple.js",
+    "./index": "./index.js",
+    "./index.js": "./index.js",
+    "./extension/dataTool": "./extension/dataTool/index.js",
+    "./extension/dataTool/index": "./extension/dataTool/index.js",
+    "./extension/dataTool/index.js": "./extension/dataTool/index.js",
+    "./extension/bmap/bmap": "./extension/bmap/bmap.js",
+    "./extension/bmap/bmap.js": "./extension/bmap/bmap.js",
+    "./lib/echarts": "./lib/echarts.js",
+    "./lib/echarts.js": "./lib/echarts.js",
+    "./lib/extension": "./lib/extension.js",
+    "./lib/extension.js": "./lib/extension.js",
+    "./ssr/client/index": {
+      "types": "./ssr/client/index.d.ts",
+      "import": "./ssr/client/index.js",
+      "require": "./ssr/client/dist/index.js"
+    },
+    "./*.js": "./*.js",
+    "./*.ts": "./*.ts",
+    "./*.json": "./*.json",
+    "./*": "./*.js"
   }
-}
+}

ssr/client/dist/package.json

@@ -0,0 +1,3 @@
+{
+    "type": "commonjs"
+}

ssr/client/src/.eslintrc.yaml

@@ -0,0 +1,48 @@
+
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+
+# Note:
+# If eslint does not work in VSCode, please check:
+# (1) Whether "@typescript-eslint/eslint-plugin" and "@typescript-eslint/parser"
+# are npm installed locally. Should better in the same version.
+# (2) Whether "VSCode ESlint extension" is installed.
+# (3) If the project folder is not the root folder of your working space, please
+# config the "VSCode ESlint extension" in "settings":
+# ```json
+# "eslint.workingDirectories": [{"mode": "auto"}]
+# ```
+# Note that it should be "workingDirectories" rather than "WorkingDirectories".
+
+parser: "@typescript-eslint/parser"
+parserOptions:
+    ecmaVersion: 6
+    sourceType: module
+    ecmaFeatures:
+        modules: true
+    project: "tsconfig.json"
+plugins: ["@typescript-eslint"]
+env:
+    es6: false
+globals:
+    jQuery: false
+    Promise: false
+    console: true
+    setTimeout: true
+    clearTimeout: true
+    __DEV__: true
+extends: '../../../.eslintrc-common.yaml'