errors - examples_test.go

     1  package errors_test
     2  
     3  import (
     4  	"fmt"
     5  
     6  	"vimagination.zapto.org/errors"
     7  )
     8  
     9  func Example() {
    10  	const ErrExample errors.Error = "my example error"
    11  
    12  	err := errors.AddTrace(errors.WithContext("An error: ", ErrExample))
    13  
    14  	fmt.Println(err)
    15  
    16  	trace := err.(*errors.Trace)
    17  
    18  	fmt.Println(trace.Traces[0].Function)
    19  
    20  	// Output:
    21  	// An error: my example error
    22  	// vimagination.zapto.org/errors_test.Example
    23  }
    24