mirror of
https://github.com/traefik/yaegi.git
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Marc Vertes
93e2db7085
In switch case expressions, the condition on case clause was not always properly evaluated. Reverse the order of case clause evaluations (as already done for if-else-if fashion), and fix the wiring to false-next and true-next nodes. Fixes #1126.
115 lines
1.5 KiB
Go
115 lines
1.5 KiB
Go
package main
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import (
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"encoding/json"
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"fmt"
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"log"
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)
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const jsonData = `[
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"foo",
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"bar"
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]`
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const jsonData2 = `[
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{"foo": "foo"},
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{"bar": "bar"}
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]`
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const jsonData3 = `{
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"foo": "foo",
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"bar": "bar"
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}`
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func fromSlice() {
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var a []interface{}
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var c, d interface{}
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c = 2
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d = 3
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a = []interface{}{c, d}
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if err := json.Unmarshal([]byte(jsonData), &a); err != nil {
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log.Fatalln(err)
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}
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for k, v := range a {
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fmt.Println(k, ":", v)
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}
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}
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func fromEmpty() {
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var a interface{}
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var c, d interface{}
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c = 2
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d = 3
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a = []interface{}{c, d}
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if err := json.Unmarshal([]byte(jsonData), &a); err != nil {
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log.Fatalln(err)
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}
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b := a.([]interface{})
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for k, v := range b {
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fmt.Println(k, ":", v)
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}
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}
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func sliceOfObjects() {
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var a interface{}
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if err := json.Unmarshal([]byte(jsonData2), &a); err != nil {
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log.Fatalln(err)
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}
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b := a.([]interface{})
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for k, v := range b {
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fmt.Println(k, ":", v)
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}
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}
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func intoMap() {
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var a interface{}
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if err := json.Unmarshal([]byte(jsonData3), &a); err != nil {
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log.Fatalln(err)
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}
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b := a.(map[string]interface{})
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seenFoo := false
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for k, v := range b {
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vv := v.(string)
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if vv != "foo" {
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if seenFoo {
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fmt.Println(k, ":", vv)
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break
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}
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kk := k
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vvv := vv
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defer fmt.Println(kk, ":", vvv)
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continue
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}
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seenFoo = true
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fmt.Println(k, ":", vv)
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}
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}
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func main() {
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fromSlice()
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fromEmpty()
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sliceOfObjects()
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intoMap()
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}
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// Output:
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// 0 : foo
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// 1 : bar
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// 0 : foo
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// 1 : bar
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// 0 : map[foo:foo]
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// 1 : map[bar:bar]
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// foo : foo
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// bar : bar
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