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// https://en.wikipedia.org/wiki/IIf
// https://blog.twofei.com/716/#没有条件运算符
//
// 用法：
//      a := IIF(b, c, d)
// 类似于：
//      a := d; if b { a = c }
// 其它语言写法：
//      let a = b ? c : d;
func IIF[Condition ~bool, Any any](cond Condition, first, second Any) Any {
	if cond {
		return first
	}
	return second
}

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ul, ol {
    list-style-type: initial;
}

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// https://developer.mozilla.org/en-US/docs/Web/CSS/@counter-style
@counter-style parenthesis {
	system: numeric;
	symbols: "0" "1" "2" "3" "4" "5" "6" "7" "8" "9";
	suffix: ") ";
}
ul, ol {
	&.marker-minus          { list-style-type: "- ";        }
	&.marker-plus           { list-style-type: "+ ";        }
	&.marker-asterisk       { list-style-type: "* ";        }
	&.marker-period         { list-style-type: decimal;     }
	&.marker-parenthesis    { list-style-type: parenthesis; }
}

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var knownListItemMarkers = map[byte]string{
	'-': `minus`,
	'+': `plus`,
	'*': `asterisk`,
	'.': `period`,
	')': `parenthesis`,
}

// 保留列表样式。
//
// 只是增加类名，前端通过类名自行决定怎么展示。
func (*_ReserveListItemMarkerStyle) WalkEntering(n ast.Node) (ast.WalkStatus, error) {
	switch typed := n.(type) {
	case *ast.List:
		if class, ok := knownListItemMarkers[typed.Marker]; ok {
			appendClass(typed, `marker-`+class)
		}
	}
	return ast.WalkContinue, nil
}

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-- MySQL dump 10.13  Distrib 5.5.43, for debian-linux-gnu (x86_64)
--
-- Host: localhost    Database: taoblog
-- ------------------------------------------------------
-- Server version	5.5.43-0ubuntu0.14.04.1

-- Dump completed on 2017-10-08  3:38:08

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DROP TABLE IF EXISTS `shuoshuo`;
/*!40101 SET @saved_cs_client     = @@character_set_client */;
/*!40101 SET character_set_client = utf8 */;
CREATE TABLE `shuoshuo` (
  `id` int(20) unsigned NOT NULL AUTO_INCREMENT,
  `content` text CHARACTER SET utf8 NOT NULL,
  `source` text CHARACTER SET utf8,
  `date` datetime NOT NULL DEFAULT '1970-01-01 00:00:00',
  `geo_lat` float(10,6) NOT NULL DEFAULT '0.000000',
  `geo_lng` float(10,6) NOT NULL DEFAULT '0.000000',
  `geo_addr` varchar(256) CHARACTER SET utf8 NOT NULL,
  `comments` int(20) unsigned NOT NULL DEFAULT '0',
  PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=208 DEFAULT CHARSET=latin1;
/*!40101 SET character_set_client = @saved_cs_client */;

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DROP TABLE IF EXISTS `shuoshuo_comments`;
/*!40101 SET @saved_cs_client     = @@character_set_client */;
/*!40101 SET character_set_client = utf8 */;
CREATE TABLE `shuoshuo_comments` (
  `id` int(20) unsigned NOT NULL AUTO_INCREMENT,
  `sid` int(20) unsigned NOT NULL,
  `author` tinytext CHARACTER SET utf8 NOT NULL,
  `date` datetime NOT NULL DEFAULT '1970-01-01 00:00:00',
  `content` text CHARACTER SET utf8 NOT NULL,
  PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=36 DEFAULT CHARSET=latin1;
/*!40101 SET character_set_client = @saved_cs_client */;

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package main

import (
	"io"
)

type A struct{}

func (a *A) Close() error               { return nil }
func (a *A) Read(p []byte) (int, error) { return len(p), nil }

// A 实现了 ReadCloser
var _ io.ReadCloser = (*A)(nil)

// 无论以何种方式嵌入 A，B/N 都无法完全断言出 A 实现的全部接口。
type B struct{ io.Closer }
type N struct{ any }

func main() {
	var b any

	b = &B{&A{}}
	b.(io.Closer).Close()
	b.(io.Reader).Read(nil)

	b = &N{&A{}}
	b.(io.Closer).Close()
	b.(io.Reader).Read(nil)
}

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type _ResponseWriter struct {
	http.ResponseWriter
	code int
}

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// https://blog.twofei.com/909/
type _ResponseWriter struct {
	http.ResponseWriter
	*http.ResponseController
	code int
}

func (w *_ResponseWriter) WriteHeader(statusCode int) {
	w.code = statusCode
	w.ResponseWriter.WriteHeader(statusCode)
}

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(function () {
    /* ... */
})();

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// https://dev.to/kevinluo201/set-value-of-datetime-local-input-field-3435
// getFullYear, getMonth, getDate, getHours, getMinutes all return values of local time.
const convertToDateTimeLocalString = (date) => {
  const year = date.getFullYear();
  const month = (date.getMonth() + 1).toString().padStart(2, "0");
  const day = date.getDate().toString().padStart(2, "0");
  const hours = date.getHours().toString().padStart(2, "0");
  const minutes = date.getMinutes().toString().padStart(2, "0");

  return `${year}-${month}-${day}T${hours}:${minutes}`;
}
const currentTime = new Date()
document.getElementById('start-time').value = convertToDateTimeLocalString(currentTime)

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time.Now().Format("2006-01-02T15:04:05")

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(true ? document.body.prepend : document.body.append)(document.createElement('hr'))

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(true ? document.body.prepend : document.body.append).call(document.body,document.createElement('hr'))

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let a = document.append;
a('<hr>');