Refactor random code get

Author: antonmedv

test/gen/env.go

@@ -0,0 +1,47 @@
+package main
+
+var Env = map[string]any{
+	"ok":        true,
+	"i":         1,
+	"str":       "str",
+	"f64":       .5,
+	"f32":       float32(.5),
+	"i64":       int64(1),
+	"i32":       int32(2),
+	"u64":       uint64(4),
+	"u32":       uint32(5),
+	"u16":       uint16(6),
+	"u8":        uint8(7),
+	"array":     []int{1, 2, 3, 4, 5},
+	"foo":       Foo{"foo"},
+	"bar":       Bar{42, "bar"},
+	"listOfFoo": []Foo{{"bar"}, {"baz"}},
+	"add":       func(a, b int) int { return a + b },
+	"div":       func(a, b int) int { return a / b },
+	"half":      func(a float64) float64 { return a / 2 },
+	"sumUp": func(a int, x ...int) int {
+		s := a
+		for _, n := range x {
+			s += n
+		}
+		return s
+	},
+	"greet": func(name string) string { return "Hello, " + name },
+}
+
+type Foo struct {
+	Bar string
+}
+
+func (f Foo) String() string {
+	return "foo"
+}
+
+func (f Foo) Qux(s string) string {
+	return f.Bar + s
+}
+
+type Bar struct {
+	I   int    `expr:"i"`
+	Str string `expr:"str"`
+}