import (
    "database/sql"
    "fmt"
    "github.com/didi/gendry/scanner"
)

type Person struct {
    Name string `ddb:"name"`
    Age int `ddb:"m_age"`
}

rows,_ := db.Query("select name,m_age from person")
var students []Person
err := scanner.Scan(rows, &students)
for _,student := range students {
	fmt.Println(student)
}

rows,_ := db.Query("select name,m_age from person")
result,err := scanner.ScanMap(rows)
for _,record := range result {
	fmt.Println(record["name"], record["m_age"])
}

package scaner

import (
	"github.com/stretchr/testify/assert"
	"testing"
)

func TestMap(t *testing.T) {
	type Person struct {
		Name string `ddb:"name"`
		Age  int    `ddb:"age"`
		foo  byte   `ddb:"foo"`
	}
	a := Person{"deen", 22, 1}
	b := &Person{"caibirdme", 23, 1}
	c := &b
	mapA, err := Map(a, DefaultTagName)
	ass := assert.New(t)
	ass.NoError(err)
	ass.Equal("deen", mapA["name"])
	ass.Equal(22, mapA["age"])
	_, ok := mapA["foo"]
	ass.False(ok)
	mapB, err := Map(c, "")
	ass.NoError(err)
	ass.Equal("caibirdme", mapB["Name"])
	ass.Equal(23, mapB["Age"])
}