Revert "disable postcss-calc"

This reverts commit 87eb444.

fix: postcss/postcss-calc#111

scripts/build/css-var-temp-file-core.js

@@ -2,8 +2,8 @@ const fs = require('fs-extra');
 const path = require('path');
 const glob = require('glob');
 const sass = require('node-sass');
-// const postcss = require('postcss');
-// const postcssCalc = require('postcss-calc');
+const postcss = require('postcss');
+const postcssCalc = require('postcss-calc');
 // 保留原状
 const cwd = process.cwd();
 const { logger } = require('../utils');
@@ -104,10 +104,9 @@ ${mainScssContent}`;
             data: mainScss2,
         });
         const css = result.css.toString();
-        // const output = postcss()
-        //     .use(postcssCalc())
-        //     .process(css).css;
-        const output = css;
+        const output = postcss()
+            .use(postcssCalc())
+            .process(css).css;
 
         fs.outputFileSync(cPath.replace('.scss', '-def-default.css').replace('core', 'core-temp'), output);
     });

scripts/build/generate-css-entry.js

@@ -3,7 +3,7 @@ const path = require('path');
 const glob = require('glob');
 const sass = require('node-sass');
 const postcss = require('postcss');
-// const postcssCalc = require('postcss-calc');
+const postcssCalc = require('postcss-calc');
 const cssvarFallback = require('postcss-custom-properties');
 const less = require('less')
 
@@ -67,7 +67,7 @@ module.exports = async function() {
                 const css = result.css.toString();
                 const output = postcss()
                     .use(cssvarFallback())
-                    // .use(postcssCalc())
+                    .use(postcssCalc())
                     .process(css).css;
 
                 const indexContent = output;

scripts/webpack/loaders.js

@@ -28,7 +28,7 @@ const css = (options = {}) => [
                 require('autoprefixer')({
                     browsers: ['last 2 versions', 'Firefox ESR', '> 1%', 'ie >= 9'],
                 }),
-                // require('postcss-calc')(),
+                require('postcss-calc')(),
             ],
         },
     },