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71 lines
1.7 KiB
71 lines
1.7 KiB
/*
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---------------------------------------------------------
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Project activething
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Active Thing (activething.com) git.activething.com/go
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File name stack.go
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Created by DEV
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Modified 23/10/2023
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Copyright 2023 activething.com
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---------------------------------------------------------
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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*/
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package errs
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import "runtime"
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const (
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stackMaxFrames = 32
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stackSkipFrames = 2
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)
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type StackTrace []uintptr
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func NewStackTrace(offset int) *StackTrace {
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var fm [stackMaxFrames]uintptr
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if offset < 0 {
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offset = 0
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}
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cn := runtime.Callers(offset+stackSkipFrames, fm[:])
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st := StackTrace(fm[0:cn])
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return &st
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}
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func (s StackTrace) Frames() []StackTraceFrame {
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ln := len(s)
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if ln == 0 {
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return nil
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}
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st := make([]StackTraceFrame, ln)
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for ix := 0; ix < ln; ix++ {
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st[ix] = StackTraceFrame(s[ix])
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}
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return st
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}
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/*
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::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
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I HAVE NO DESIRE TO WALK ON WATER," SAID SIDDHARTA.
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"LET THE OLD SHRAMANAS SATISFY THEMSELVES WITH SUCH SKILLS.
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SIDDHARTA
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- HERMANN HESSE -
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:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
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*/
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