readCodeFrames parses the llvm-symbolizer CODE output for a single address. It returns a populated plugin.Frame array.
()
| 143 | // readCodeFrames parses the llvm-symbolizer CODE output for a single address. It |
| 144 | // returns a populated plugin.Frame array. |
| 145 | func (d *llvmSymbolizer) readCodeFrames() ([]plugin.Frame, error) { |
| 146 | line, err := d.rw.readLine() |
| 147 | if err != nil { |
| 148 | return nil, err |
| 149 | } |
| 150 | var frame struct { |
| 151 | Address string `json:"Address"` |
| 152 | ModuleName string `json:"ModuleName"` |
| 153 | Symbol []struct { |
| 154 | Line int `json:"Line"` |
| 155 | Column int `json:"Column"` |
| 156 | FunctionName string `json:"FunctionName"` |
| 157 | FileName string `json:"FileName"` |
| 158 | StartLine int `json:"StartLine"` |
| 159 | } `json:"Symbol"` |
| 160 | } |
| 161 | if err := json.Unmarshal([]byte(line), &frame); err != nil { |
| 162 | return nil, err |
| 163 | } |
| 164 | var stack []plugin.Frame |
| 165 | for _, s := range frame.Symbol { |
| 166 | stack = append(stack, plugin.Frame{Func: s.FunctionName, File: s.FileName, Line: s.Line, Column: s.Column, StartLine: s.StartLine}) |
| 167 | } |
| 168 | return stack, nil |
| 169 | } |
| 170 | |
| 171 | // addrInfo returns the stack frame information for a specific program |
| 172 | // address. It returns nil if the address could not be identified. |