feat(load_config): support _config.json

Author: stevenjoezhang

lib/hexo/load_config.ts

@@ -1,8 +1,8 @@
-import { sep, resolve, join } from 'path';
+import { sep, resolve, join, parse } from 'path';
 import tildify from 'tildify';
 import Theme from '../theme';
 import Source from './source';
-import { exists } from 'hexo-fs';
+import { exists, readdir } from 'hexo-fs';
 import { magenta } from 'picocolors';
 import { deepMerge } from 'hexo-util';
 import validateConfig from './validate_config';
@@ -12,12 +12,13 @@ export = async (ctx: Hexo): Promise<void> => {
   if (!ctx.env.init) return;
 
   const baseDir = ctx.base_dir;
-  const configPath = ctx.config_path;
+  let configPath = ctx.config_path;
 
-  const configExists = await exists(configPath);
-  if (!configExists) return;
+  const path = await exists(configPath) ? configPath : await findConfigPath(configPath);
+  if (!path) return;
+  configPath = path;
 
-  let config = await ctx.render.render({ path: configPath });
+  let config = await ctx.render.render({ path });
   if (!config || typeof config !== 'object') return;
 
   ctx.log.debug('Config loaded: %s', magenta(tildify(configPath)));
@@ -63,3 +64,11 @@ export = async (ctx: Hexo): Promise<void> => {
   ctx.theme_script_dir = join(ctx.theme_dir, 'scripts') + sep;
   ctx.theme = new Theme(ctx, { ignored });
 };
+
+async function findConfigPath(path: string): Promise<string> {
+  const { dir, name } = parse(path);
+
+  const files = await readdir(dir);
+  const item = files.find(item => item === name + '.json');
+  if (item != null) return join(dir, item);
+}

test/scripts/hexo/load_config.ts

@@ -14,6 +14,7 @@ describe('Load config', () => {
   after(() => rmdir(hexo.base_dir));
 
   beforeEach(() => {
+    hexo.config_path = join(hexo.base_dir, '_config.yml');
     hexo.config = JSON.parse(JSON.stringify(defaultConfig));
   });
 
@@ -40,7 +41,8 @@ describe('Load config', () => {
     try {
       await writeFile(configPath, '{"baz": 3}');
       await loadConfig(hexo);
-      hexo.config.should.eql(defaultConfig);
+      hexo.config.baz.should.eql(3);
+      hexo.config_path.should.eql(configPath);
     } finally {
       await unlink(configPath);
     }
@@ -53,6 +55,7 @@ describe('Load config', () => {
       await writeFile(configPath, 'foo: 1');
       await loadConfig(hexo);
       hexo.config.should.eql(defaultConfig);
+      hexo.config_path.should.not.eql(configPath);
     } finally {
       await unlink(configPath);
     }
@@ -79,8 +82,8 @@ describe('Load config', () => {
     try {
       await writeFile(realPath, '{"foo": 2}');
       await loadConfig(hexo);
-      hexo.config.should.eql(defaultConfig);
-      hexo.config_path.should.not.eql(realPath);
+      hexo.config.foo.should.eql(2);
+      hexo.config_path.should.eql(realPath);
     } finally {
       hexo.config_path = join(hexo.base_dir, '_config.yml');
       await unlink(realPath);