diff options
Diffstat (limited to 'usr/austin/eval/abort.go')
| -rw-r--r-- | usr/austin/eval/abort.go | 91 | 
1 files changed, 0 insertions, 91 deletions
| diff --git a/usr/austin/eval/abort.go b/usr/austin/eval/abort.go deleted file mode 100644 index 38ad2bf62..000000000 --- a/usr/austin/eval/abort.go +++ /dev/null @@ -1,91 +0,0 @@ -// 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 eval - -import ( -	"fmt"; -	"os"; -	"runtime"; -) - -// Abort aborts the thread's current computation, -// causing the innermost Try to return err. -func (t *Thread) Abort(err os.Error) { -	if t.abort == nil { -		panicln("abort:", err.String()); -	} -	t.abort <- err; -	runtime.Goexit(); -} - -// Try executes a computation; if the computation -// Aborts, Try returns the error passed to abort. -func (t *Thread) Try(f func(t *Thread)) os.Error { -	oc := t.abort; -	c := make(chan os.Error); -	t.abort = c; -	go func() { -		f(t); -		c <- nil; -	}(); -	err := <-c; -	t.abort = oc; -	return err; -} - -type DivByZeroError struct {} - -func (DivByZeroError) String() string { -	return "divide by zero"; -} - -type NilPointerError struct {} - -func (NilPointerError) String() string { -	return "nil pointer dereference"; -} - -type IndexError struct { -	Idx, Len int64; -} - -func (e IndexError) String() string { -	if e.Idx < 0 { -		return fmt.Sprintf("negative index: %d", e.Idx); -	} -	return fmt.Sprintf("index %d exceeds length %d", e.Idx, e.Len); -} - -type SliceError struct { -	Lo, Hi, Cap int64; -} - -func (e SliceError) String() string { -	return fmt.Sprintf("slice [%d:%d]; cap %d", e.Lo, e.Hi, e.Cap); -} - -type KeyError struct { -	Key interface {}; -} - -func (e KeyError) String() string { -	return fmt.Sprintf("key '%v' not found in map", e.Key); -} - -type NegativeLengthError struct { -	Len int64; -} - -func (e NegativeLengthError) String() string { -	return fmt.Sprintf("negative length: %d", e.Len); -} - -type NegativeCapacityError struct { -	Len int64; -} - -func (e NegativeCapacityError) String() string { -	return fmt.Sprintf("negative capacity: %d", e.Len); -} | 
