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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
}
// I like these functions the best.
func (msg *MsgName) simpleAppend(w io.Writer, FRUIT, APPLES, APPLE string) {
LOCK := msg.getLockname("x")
// append -- no check at all
fmt.Fprintln(w, "// TESTING 2")
fmt.Fprintln(w, "// just a simple Append() shortcut (but still uses the mutex lock)")
fmt.Fprintln(w, "func (x *"+FRUIT+") Append(y *"+APPLE+") {")
fmt.Fprintln(w, " "+LOCK+".Lock()")
fmt.Fprintln(w, " defer "+LOCK+".Unlock()")
fmt.Fprintln(w, "")
fmt.Fprintln(w, " x."+APPLES+" = append(x."+APPLES+", y)")
fmt.Fprintln(w, "}")
fmt.Fprintln(w, "")
}
func (msg *MsgName) insertByColor(w io.Writer, FRUIT, APPLES, APPLE string, COLOR string) {
LOCK := msg.getLockname("x")
fmt.Fprintln(w, "// TESTING")
fmt.Fprintln(w, "// returns an "+APPLE+" if "+COLOR+" matches, otherwise create")
fmt.Fprintln(w, "func (x *"+FRUIT+") InsertBy"+COLOR+" (y string) *"+APPLE+" {")
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+" == y {")
fmt.Fprintln(w, " return p")
fmt.Fprintln(w, " }")
fmt.Fprintln(w, " }")
fmt.Fprintln(w, "")
fmt.Fprintln(w, " z := new("+APPLE+")")
fmt.Fprintln(w, " z."+COLOR+" = y")
fmt.Fprintln(w, " x."+APPLES+" = append(x."+APPLES+", z)")
fmt.Fprintln(w, " return z")
fmt.Fprintln(w, "}")
fmt.Fprintln(w, "")
}
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, "")
fmt.Fprintln(w, " for _, p := range x."+APPLES+" {")
for _, COLOR := range COLORS {
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, "")
}
func (msg *MsgName) findBy(w io.Writer, FRUIT, APPLES, APPLE, COLOR string) {
LOCK := msg.getLockname("x")
fmt.Fprintln(w, "// TESTING")
fmt.Fprintln(w, "// find a dependancy by the go path")
fmt.Fprintln(w, "func (x *"+FRUIT+") FindBy"+COLOR+"(s string) *"+APPLE+" {")
fmt.Fprintln(w, " if x == nil {")
fmt.Fprintln(w, " return nil")
fmt.Fprintln(w, " }")
fmt.Fprintln(w, "")
fmt.Fprintln(w, " "+LOCK+".RLock()")
fmt.Fprintln(w, " defer "+LOCK+".RUnlock()")
fmt.Fprintln(w, "")
fmt.Fprintln(w, " for i, _ := range x."+APPLES+" {")
fmt.Fprintln(w, " if x."+APPLES+"[i]."+COLOR+" == s {")
fmt.Fprintln(w, " return x."+APPLES+"[i]")
fmt.Fprintln(w, " }")
fmt.Fprintln(w, " }")
fmt.Fprintln(w, " return nil")
fmt.Fprintln(w, "}")
fmt.Fprintln(w, "")
}
func (msg *MsgName) deleteBy(w io.Writer, FRUIT, APPLES, APPLE, COLOR string) {
LOCK := msg.getLockname("x")
fmt.Fprintln(w, "// TESTING")
fmt.Fprintln(w, "func (x *"+FRUIT+") DeleteBy"+COLOR+"(s string) bool {")
fmt.Fprintln(w, " "+LOCK+".Lock()")
fmt.Fprintln(w, " defer "+LOCK+".Unlock()")
fmt.Fprintln(w, "")
fmt.Fprintln(w, " for i, _ := range x."+APPLES+" {")
fmt.Fprintln(w, " if x."+APPLES+"[i]."+COLOR+" == s {")
fmt.Fprintln(w, " x."+APPLES+"[i] = x."+APPLES+"[len(x."+APPLES+")-1]")
fmt.Fprintln(w, " x."+APPLES+" = x."+APPLES+"[:len(x."+APPLES+")-1]")
fmt.Fprintln(w, " return true")
fmt.Fprintln(w, " }")
fmt.Fprintln(w, " }")
fmt.Fprintln(w, " return false")
fmt.Fprintln(w, "}")
fmt.Fprintln(w, "")
}
// this tries to return the deleted one but is wrong/gives warning if mutex lock is in struct
func (msg *MsgName) deleteByWithCopy(w io.Writer, FRUIT, APPLES, APPLE, COLOR string) {
LOCK := msg.getLockname("x")
fmt.Fprintln(w, "// TESTING")
fmt.Fprintln(w, "func (x *"+FRUIT+") DeleteBy"+COLOR+"(s string) *"+APPLE+" {")
fmt.Fprintln(w, " "+LOCK+".Lock()")
fmt.Fprintln(w, " defer "+LOCK+".Unlock()")
fmt.Fprintln(w, "")
fmt.Fprintln(w, " var newr "+APPLE)
fmt.Fprintln(w, "")
fmt.Fprintln(w, " for i, _ := range x."+APPLES+" {")
fmt.Fprintln(w, " if x."+APPLES+"[i]."+COLOR+" == s {")
fmt.Fprintln(w, " newr = *x."+APPLES+"[i]")
fmt.Fprintln(w, " x."+APPLES+"[i] = x."+APPLES+"[len(x."+APPLES+")-1]")
fmt.Fprintln(w, " x."+APPLES+" = x."+APPLES+"[:len(x."+APPLES+")-1]")
fmt.Fprintln(w, " return &newr")
fmt.Fprintln(w, " }")
fmt.Fprintln(w, " }")
fmt.Fprintln(w, " return nil")
fmt.Fprintln(w, "}")
fmt.Fprintln(w, "")
}
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