var parseQuery = require('webpack-parse-query');
var query = parseQuery(this.query);
assert(typeof query == "object");
if(query.flag)
// ...null -> {}
? -> {}
?flag -> { flag: true }
?+flag -> { flag: true }
?-flag -> { flag: false }
?xyz=test -> { xyz: "test" }
?xyz[]=a -> { xyz: ["a"] }
?flag1&flag2 -> { flag1: true, flag2: true }
?+flag1,-flag2 -> { flag1: true, flag2: false }
?xyz[]=a,xyz[]=b -> { xyz: ["a", "b"] }
?a%2C%26b=c%2C%26d -> { "a,&b": "c,&d" }
?{json:5,data:{a:1}} -> { json: 5, data: { a: 1 } }