fix(compiler): Allow BigInt usage in templates

src/core/instance/proxy.js

@@ -9,7 +9,7 @@ if (process.env.NODE_ENV !== 'production') {
   const allowedGlobals = makeMap(
     'Infinity,undefined,NaN,isFinite,isNaN,' +
     'parseFloat,parseInt,decodeURI,decodeURIComponent,encodeURI,encodeURIComponent,' +
-    'Math,Number,Date,Array,Object,Boolean,String,RegExp,Map,Set,JSON,Intl,' +
+    'Math,Number,Date,Array,Object,Boolean,String,RegExp,Map,Set,JSON,Intl,BigInt,' +
     'require' // for Webpack/Browserify
   )
 

test/unit/features/filter/filter.spec.js

@@ -194,4 +194,11 @@ describe('Filters', () => {
   it('support template string', () => {
     expect(parseFilters('`a | ${b}c` | d')).toBe('_f("d")(`a | ${b}c`)')
   })
+
+  it('bigint support', () => {
+    const vm = new Vue({
+      template: `<div>{{ BigInt(BigInt(10000000)) + BigInt(2000000000n) * 3000000n }}</div>`
+    }).$mount()
+    expect(vm.$el.textContent).toBe('6000000010000000')
+  })
 })