1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
|
package main
import (
"fmt"
"io"
)
func (msg *MsgName) getLockname(s string) string {
if argv.Mutex {
// use the mutex lock from the modified protoc.pb.go file
return s + ".Lock"
}
// a single global lock by struct name
return msg.Lockname
}
func (msg *MsgName) appendUnique(w io.Writer, FRUIT, APPLES, APPLE string, COLORS []string) {
LOCK := msg.getLockname("x")
fmt.Fprintln(w, "// TESTING")
fmt.Fprintln(w, "// enforces "+APPLE+" is unique in "+FRUIT+"."+APPLES)
fmt.Fprintln(w, "func (x *"+FRUIT+") AppendUnique(newP *"+APPLE+") bool {")
fmt.Fprintln(w, " "+LOCK+".Lock()")
fmt.Fprintln(w, " defer "+LOCK+".Unlock()")
fmt.Fprintln(w, "")
for _, COLOR := range COLORS {
fmt.Fprintln(w, " for _, p := range x."+APPLES+" {")
fmt.Fprintln(w, " if p."+COLOR+" == newP."+COLOR+" {")
fmt.Fprintln(w, " return false")
fmt.Fprintln(w, " }")
fmt.Fprintln(w, " }")
}
fmt.Fprintln(w, "")
fmt.Fprintln(w, " x."+APPLES+" = append(x."+APPLES+", newP)")
fmt.Fprintln(w, " return true")
fmt.Fprintln(w, "}")
fmt.Fprintln(w, "")
}
func (msg *MsgName) appendUniqueBy(w io.Writer, FRUIT, APPLES, APPLE, COLOR string) {
LOCK := msg.getLockname("x")
fmt.Fprintln(w, "// TESTING")
fmt.Fprintln(w, "// enforces "+APPLE+"."+COLOR+" is unique in "+FRUIT+"."+APPLES)
fmt.Fprintln(w, "func (x *"+FRUIT+") AppendUniqueBy"+COLOR+"(newP *"+APPLE+") bool {")
fmt.Fprintln(w, " "+LOCK+".Lock()")
fmt.Fprintln(w, " defer "+LOCK+".Unlock()")
fmt.Fprintln(w, "")
fmt.Fprintln(w, " for _, p := range x."+APPLES+" {")
fmt.Fprintln(w, " if p."+COLOR+" == newP."+COLOR+" {")
fmt.Fprintln(w, " return false")
fmt.Fprintln(w, " }")
fmt.Fprintln(w, " }")
fmt.Fprintln(w, "")
fmt.Fprintln(w, " x."+APPLES+" = append(x."+APPLES+", newP)")
fmt.Fprintln(w, " return true")
fmt.Fprintln(w, "}")
fmt.Fprintln(w, "")
}
|
