mirror of
https://github.com/golang/go
synced 2024-11-25 03:17:58 -07:00
4f61fc96b2
The ken directory is untouched so we have some examples with explicit semis. R=gri CC=golang-dev https://golang.org/cl/2157041
100 lines
1.5 KiB
Go
100 lines
1.5 KiB
Go
// $G $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 assertequal(is, shouldbe int, msg string) {
|
|
if is != shouldbe {
|
|
print("assertion fail", msg, "\n")
|
|
panic(1)
|
|
}
|
|
}
|
|
|
|
func main() {
|
|
i5 := 5
|
|
i7 := 7
|
|
|
|
var count int
|
|
|
|
count = 0
|
|
if true {
|
|
count = count + 1
|
|
}
|
|
assertequal(count, 1, "if true")
|
|
|
|
count = 0
|
|
if false {
|
|
count = count + 1
|
|
}
|
|
assertequal(count, 0, "if false")
|
|
|
|
count = 0
|
|
if one := 1; true {
|
|
count = count + one
|
|
}
|
|
assertequal(count, 1, "if true one")
|
|
|
|
count = 0
|
|
if one := 1; false {
|
|
count = count + 1
|
|
_ = one
|
|
}
|
|
assertequal(count, 0, "if false one")
|
|
|
|
count = 0
|
|
if {
|
|
count = count + 1
|
|
}
|
|
assertequal(count, 1, "if empty")
|
|
|
|
count = 0
|
|
if one := 1; true {
|
|
count = count + one
|
|
}
|
|
assertequal(count, 1, "if empty one")
|
|
|
|
count = 0
|
|
if i5 < i7 {
|
|
count = count + 1
|
|
}
|
|
assertequal(count, 1, "if cond")
|
|
|
|
count = 0
|
|
if true {
|
|
count = count + 1
|
|
} else
|
|
count = count - 1
|
|
assertequal(count, 1, "if else true")
|
|
|
|
count = 0
|
|
if false {
|
|
count = count + 1
|
|
} else
|
|
count = count - 1
|
|
assertequal(count, -1, "if else false")
|
|
|
|
count = 0
|
|
if t:=1; false {
|
|
count = count + 1
|
|
_ = t
|
|
t := 7
|
|
_ = t
|
|
} else
|
|
count = count - t
|
|
assertequal(count, -1, "if else false var")
|
|
|
|
count = 0
|
|
t := 1
|
|
if false {
|
|
count = count + 1
|
|
t := 7
|
|
_ = t
|
|
} else
|
|
count = count - t
|
|
_ = t
|
|
assertequal(count, -1, "if else false var outside")
|
|
}
|