fix(moize): helper function not working fine with relative_url

lib/plugins/helper/css.ts

@@ -1,9 +1,12 @@
 import { htmlTag, url_for } from 'hexo-util';
 import moize from 'moize';
 
+let relative_link = true;
 function cssHelper(...args) {
   let result = '\n';
 
+  relative_link = this.config.relative_link;
+
   args.flat(Infinity).forEach(item => {
     if (typeof item === 'string' || item instanceof String) {
       let path = item;
@@ -23,5 +26,8 @@ function cssHelper(...args) {
 
 export = moize(cssHelper, {
   maxSize: 10,
-  isDeepEqual: true
+  isDeepEqual: true,
+  updateCacheForKey() {
+    return relative_link;
+  }
 });

lib/plugins/helper/js.ts

@@ -1,9 +1,12 @@
 import { htmlTag, url_for } from 'hexo-util';
 import moize from 'moize';
 
+let relative_link = true;
 function jsHelper(...args) {
   let result = '\n';
 
+  relative_link = this.config.relative_link;
+
   args.flat(Infinity).forEach(item => {
     if (typeof item === 'string' || item instanceof String) {
       let path = item;
@@ -23,5 +26,8 @@ function jsHelper(...args) {
 
 export = moize(jsHelper, {
   maxSize: 10,
-  isDeepEqual: true
+  isDeepEqual: true,
+  updateCacheForKey() {
+    return relative_link;
+  }
 });

test/scripts/helpers/css.js

@@ -73,4 +73,17 @@ describe('css', () => {
     assertResult(css([{href: '/aaa.css', bbb: 'ccc'}, {href: '/ddd.css', eee: 'fff'}]),
       [{href: '/aaa.css', bbb: 'ccc'}, {href: '/ddd.css', eee: 'fff'}]);
   });
+
+  it('relative link', () => {
+    ctx.config.relative_link = true;
+    ctx.config.root = '/';
+
+    ctx.path = '';
+    assertResult(css('style'), 'style.css');
+
+    ctx.path = 'foo/bar/';
+    assertResult(css('style'), '../../style.css');
+
+    ctx.config.relative_link = false;
+  });
 });

test/scripts/helpers/js.js

@@ -82,4 +82,17 @@ describe('js', () => {
     assertResult(js({src: '/foo.js', 'async': true}), {src: '/foo.js', 'async': true});
     assertResult(js({src: '/bar.js', 'defer': true}), {src: '/bar.js', 'defer': true});
   });
+
+  it('relative link', () => {
+    ctx.config.relative_link = true;
+    ctx.config.root = '/';
+
+    ctx.path = '';
+    assertResult(js('script'), 'script.js');
+
+    ctx.path = 'foo/bar/';
+    assertResult(js('script'), '../../script.js');
+
+    ctx.config.relative_link = false;
+  });
 });