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authorRuss Cox <rsc@golang.org>2009-01-30 14:39:31 -0800
committerRuss Cox <rsc@golang.org>2009-01-30 14:39:31 -0800
commit13c0813910e1ee5a6ff12ff11ada037c7ed3aa6f (patch)
tree23faccc99f2fcc5de337a139fb7b812a8a2f3137 /test/func5.go
parent95fa58f7f9799fe1245c824c1a3b318dfabcf909 (diff)
downloadgo-13c0813910e1ee5a6ff12ff11ada037c7ed3aa6f.tar.gz
update go code tree to new func rules.
R=r DELTA=367 (111 added, 59 deleted, 197 changed) OCL=23957 CL=23960
Diffstat (limited to 'test/func5.go')
-rw-r--r--test/func5.go77
1 files changed, 77 insertions, 0 deletions
diff --git a/test/func5.go b/test/func5.go
new file mode 100644
index 000000000..556d94d29
--- /dev/null
+++ b/test/func5.go
@@ -0,0 +1,77 @@
+// $G $D/$F.go && $L $F.$A && ./$A.out
+
+// Copyright 2009 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+func caller(f func(int, int) int, a, b int, c chan int) {
+ c <- f(a,b)
+}
+
+func gocall(f func(int, int) int, a, b int) int {
+ c := make(chan int);
+ go caller(f, a, b, c);
+ return <-c;
+}
+
+func call(f func(int, int) int, a, b int) int {
+ return f(a, b)
+}
+
+func call1(f func(int, int) int, a, b int) int {
+ return call(f, a, b)
+}
+
+var f func(int, int) int
+
+func add(x, y int) int {
+ return x + y
+}
+
+func fn() (func(int, int) int) {
+ return f
+}
+
+var fc func(int, int, chan int)
+
+func addc(x, y int, c chan int) {
+ c <- x+y
+}
+
+func fnc() (func(int, int, chan int)) {
+ return fc
+}
+
+func three(x int) {
+ if x != 3 {
+ panic("wrong val", x)
+ }
+}
+
+var notmain func()
+
+func main() {
+ three(call(add, 1, 2));
+ three(call1(add, 1, 2));
+ f = add;
+ three(call(f, 1, 2));
+ three(call1(f, 1, 2));
+ three(call(fn(), 1, 2));
+ three(call1(fn(), 1, 2));
+ three(call(func(a,b int) int {return a+b}, 1, 2));
+ three(call1(func(a,b int) int {return a+b}, 1, 2));
+
+ fc = addc;
+ c := make(chan int);
+ go addc(1, 2, c);
+ three(<-c);
+ go fc(1, 2, c);
+ three(<-c);
+ go fnc()(1, 2, c);
+ three(<-c);
+ go func(a, b int, c chan int){c <- a+b}(1, 2, c);
+ three(<-c);
+}
+