feat(cli): reload vant config

packages/vant-cli/src/common/constant.ts

@@ -6,7 +6,7 @@ export const LIB_DIR = join(CWD, 'lib');
 export const SRC_DIR = join(CWD, 'src');
 export const DOCS_DIR = join(CWD, 'docs');
 export const SITE_DIST_DIR = join(CWD, 'site');
-export const CONFIG_FILE = join(CWD, 'vant.config.js');
+export const VANT_CONFIG_FILE = join(CWD, 'vant.config.js');
 export const PACKAGE_JSON_FILE = join(CWD, 'package.json');
 export const WEBPACK_CONFIG_FILE = join(CWD, 'webpack.config.js');
 
@@ -31,5 +31,4 @@ export const JEST_STYLE_MOCK_FILE = join(CONFIG_DIR, 'jest.style-mock.js');
 export const SCRIPT_EXTS = ['.js', '.jsx', '.vue', '.ts', '.tsx'];
 export const STYLE_EXTS = ['.css', '.less', '.scss'];
 
-export const CONFIG = require(CONFIG_FILE);
 export const PACKAGE_JSON = require(PACKAGE_JSON_FILE);

packages/vant-cli/src/common/css.ts

@@ -1,12 +1,14 @@
 import { get } from 'lodash';
-import { join, isAbsolute } from 'path';
-import { CONFIG, STYLE_DIR, SRC_DIR } from './constant';
 import { existsSync } from 'fs';
+import { join, isAbsolute } from 'path';
+import { getVantConfig } from '../common';
+import { STYLE_DIR, SRC_DIR } from './constant';
 
 type CSS_LANG = 'css' | 'less' | 'scss';
 
 function getCssLang(): CSS_LANG {
-  const preprocessor = get(CONFIG, 'build.css.preprocessor', 'less');
+  const vantConfig = getVantConfig();
+  const preprocessor = get(vantConfig, 'build.css.preprocessor', 'less');
 
   if (preprocessor === 'sass') {
     return 'scss';
@@ -18,9 +20,10 @@ function getCssLang(): CSS_LANG {
 export const CSS_LANG = getCssLang();
 
 export function getCssBaseFile() {
+  const vantConfig = getVantConfig();
   let path = join(STYLE_DIR, `base.${CSS_LANG}`);
 
-  const baseFile = get(CONFIG, 'build.css.base', '');
+  const baseFile = get(vantConfig, 'build.css.base', '');
   if (baseFile) {
     path = isAbsolute(baseFile) ? baseFile : join(SRC_DIR, baseFile);
   }

packages/vant-cli/src/common/index.ts

@@ -1,6 +1,5 @@
 import decamelize from 'decamelize';
 import { join } from 'path';
-import { get } from 'lodash';
 import {
   lstatSync,
   existsSync,
@@ -8,7 +7,7 @@ import {
   readFileSync,
   outputFileSync
 } from 'fs-extra';
-import { CONFIG, SRC_DIR, WEBPACK_CONFIG_FILE } from './constant';
+import { SRC_DIR, WEBPACK_CONFIG_FILE, VANT_CONFIG_FILE } from './constant';
 
 export const EXT_REGEXP = /\.\w+$/;
 export const SFC_REGEXP = /\.(vue)$/;
@@ -81,6 +80,12 @@ export function pascalize(str: string): string {
   );
 }
 
+export function getVantConfig() {
+  delete require.cache[VANT_CONFIG_FILE];
+
+  return require(VANT_CONFIG_FILE);
+}
+
 export function getWebpackConfig(): object {
   if (existsSync(WEBPACK_CONFIG_FILE)) {
     const config = require(WEBPACK_CONFIG_FILE);
@@ -110,16 +115,6 @@ export function isDev() {
   return process.env.NODE_ENV === 'development';
 }
 
-export function getCssLang(): string {
-  const preprocessor = get(CONFIG, 'build.css.preprocessor', 'less');
-
-  if (preprocessor === 'sass') {
-    return 'scss';
-  }
-
-  return preprocessor;
-}
-
 // Smarter outputFileSync
 // Skip if content unchanged
 export function smartOutputFile(filePath: string, content: string) {

packages/vant-cli/src/compiler/gen-site-desktop-shared.ts

@@ -10,7 +10,7 @@ import {
 import {
   SRC_DIR,
   DOCS_DIR,
-  CONFIG_FILE,
+  VANT_CONFIG_FILE,
   SITE_DESKTOP_SHARED_FILE
 } from '../common/constant';
 
@@ -51,7 +51,7 @@ function genExportDocuments(items: DocumentItem[]) {
 }
 
 function genImportConfig() {
-  return `import config from '${removeExt(CONFIG_FILE)}';`;
+  return `import config from '${removeExt(VANT_CONFIG_FILE)}';`;
 }
 
 function genExportConfig() {

packages/vant-cli/src/compiler/gen-site-mobile-shared.ts

@@ -1,11 +1,14 @@
 import { join } from 'path';
 import { existsSync } from 'fs-extra';
-import { decamelize, pascalize, removeExt, getComponents, smartOutputFile } from '../common';
+import { SRC_DIR, SITE_MODILE_SHARED_FILE } from '../common/constant';
 import {
-  CONFIG,
-  SRC_DIR,
-  SITE_MODILE_SHARED_FILE
-} from '../common/constant';
+  pascalize,
+  removeExt,
+  decamelize,
+  getVantConfig,
+  getComponents,
+  smartOutputFile
+} from '../common';
 
 type DemoItem = {
   name: string;
@@ -34,16 +37,17 @@ function genExports(demos: DemoItem[]) {
 }
 
 function genConfig(demos: DemoItem[]) {
+  const vantConfig = getVantConfig();
   const demoNames = demos.map(item => decamelize(item.name, '-'));
 
-  CONFIG.site.nav = CONFIG.site.nav.filter((group: any) => {
+  vantConfig.site.nav = vantConfig.site.nav.filter((group: any) => {
     group.items = group.items.filter((item: any) =>
       demoNames.includes(item.path)
     );
     return group.items.length;
   });
 
-  return `export const config = ${JSON.stringify(CONFIG, null, 2)}`;
+  return `export const config = ${JSON.stringify(vantConfig, null, 2)}`;
 }
 
 function genCode(components: string[]) {

packages/vant-cli/src/config/webpack.package.ts

@@ -1,11 +1,11 @@
 import merge from 'webpack-merge';
 import { baseConfig } from './webpack.base';
-import { getWebpackConfig } from '../common';
-import { LIB_DIR, CONFIG, PACKAGE_ENTRY_FILE } from '../common/constant';
-
-const { name } = CONFIG;
+import { getVantConfig, getWebpackConfig } from '../common';
+import { LIB_DIR, PACKAGE_ENTRY_FILE } from '../common/constant';
 
 export function packageConfig(isMinify: boolean) {
+  const { name } = getVantConfig();
+
   return merge(
     baseConfig as any,
     {

packages/vant-cli/src/config/webpack.site.dev.ts

@@ -2,15 +2,14 @@ import merge from 'webpack-merge';
 import HtmlWebpackPlugin from 'html-webpack-plugin';
 import { join } from 'path';
 import { baseConfig } from './webpack.base';
-import { getWebpackConfig } from '../common';
+import { getVantConfig, getWebpackConfig } from '../common';
 import { VantCliSitePlugin } from '../compiler/vant-cli-site-plugin';
 import {
-  CONFIG,
   SITE_MODILE_SHARED_FILE,
   SITE_DESKTOP_SHARED_FILE
 } from '../common/constant';
 
-const siteConfig = CONFIG.site;
+const siteConfig = getVantConfig().site;
 const title = `${siteConfig.title} - ${siteConfig.description}`;
 
 export const siteDevBaseConfig = merge(baseConfig as any, {

packages/vant-cli/src/config/webpack.site.prd.ts

@@ -1,12 +1,12 @@
 import merge from 'webpack-merge';
 import { get } from 'lodash';
-import { getWebpackConfig } from '../common';
+import { getVantConfig, getWebpackConfig } from '../common';
 import { siteDevBaseConfig } from './webpack.site.dev';
-import { CONFIG, SITE_DIST_DIR } from '../common/constant';
+import { SITE_DIST_DIR } from '../common/constant';
 
-const outputDir = get(CONFIG, 'build.site.outputDir', SITE_DIST_DIR);
-
-const publicPath = get(CONFIG, 'build.site.publicPath', '/');
+const vantConfig = getVantConfig();
+const outputDir = get(vantConfig, 'build.site.outputDir', SITE_DIST_DIR);
+const publicPath = get(vantConfig, 'build.site.publicPath', '/');
 
 export const sitePrdConfig = merge(
   siteDevBaseConfig,