refactor: use nanocolors instead of chalk

lib/console/help.js

@@ -1,6 +1,6 @@
 'use strict';
 
-const chalk = require('chalk');
+const { underline, bold } = require('nanocolors');
 const { readFile } = require('hexo-fs');
 const { join } = require('path');
 const Promise = require('bluebird');
@@ -70,7 +70,7 @@ function printAllHelp(list) {
   ]);
 
   console.log('For more help, you can use \'hexo help [command]\' for the detailed information');
-  console.log('or you can check the docs:', chalk.underline('http://hexo.io/docs/'));
+  console.log('or you can check the docs:', underline('http://hexo.io/docs/'));
 
   return Promise.resolve();
 }
@@ -95,7 +95,7 @@ function printList(title, list) {
   for (let i = 0; i < length; i++) {
     const { description = list[i].desc } = list[i];
     const pad = ' '.repeat(maxLen - lengths[i] + 2);
-    str += `  ${chalk.bold(list[i].name)}${pad}${description}\n`;
+    str += `  ${bold(list[i].name)}${pad}${description}\n`;
   }
 
   console.log(str);

lib/console/init.js

@@ -2,7 +2,7 @@
 
 const Promise = require('bluebird');
 const { join, resolve } = require('path');
-const chalk = require('chalk');
+const { magenta } = require('nanocolors');
 const { existsSync, readdirSync, rmdir, unlink, copyDir, readdir, stat } = require('hexo-fs');
 const tildify = require('tildify');
 const { spawn } = require('hexo-util');
@@ -19,7 +19,7 @@ async function initConsole(args) {
   const { log } = this;
 
   if (existsSync(target) && readdirSync(target).length !== 0) {
-    log.fatal(`${chalk.magenta(tildify(target))} not empty, please run \`hexo init\` on an empty folder and then copy your files into it`);
+    log.fatal(`${magenta(tildify(target))} not empty, please run \`hexo init\` on an empty folder and then copy your files into it`);
     await Promise.reject(new Error('target not empty'));
   }
 

lib/context.js

@@ -1,7 +1,7 @@
 'use strict';
 
 const logger = require('hexo-log');
-const chalk = require('chalk');
+const { underline } = require('nanocolors');
 const { EventEmitter } = require('events');
 const Promise = require('bluebird');
 const ConsoleExtend = require('./extend/console');
@@ -46,7 +46,7 @@ class Context extends EventEmitter {
       this.log.fatal(
         {err},
         'Something\'s wrong. Maybe you can find the solution here: %s',
-        chalk.underline('http://hexo.io/docs/troubleshooting.html')
+        underline('http://hexo.io/docs/troubleshooting.html')
       );
     }
 

lib/hexo.js

@@ -1,6 +1,6 @@
 'use strict';
 
-const chalk = require('chalk');
+const { magenta } = require('nanocolors');
 const tildify = require('tildify');
 const Promise = require('bluebird');
 const Context = require('./context');
@@ -36,7 +36,7 @@ function entry(cwd = process.cwd(), args) {
 
     return loadModule(path, args).catch(err => {
       log.error(err.message);
-      log.error('Local hexo loading failed in %s', chalk.magenta(tildify(path)));
+      log.error('Local hexo loading failed in %s', magenta(tildify(path)));
       log.error('Try running: \'rm -rf node_modules && npm install --force\'');
       throw new HexoNotFoundError();
     });