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scriptonist/goerror.go

Last active June 8, 2021 06:46
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Revisions

  1. scriptonist revised this gist Jun 8, 2021. 1 changed file with 37 additions and 0 deletions.
    37 changes: 37 additions & 0 deletions possible_solution.go
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,37 @@
    package main

    import (
    "fmt"
    )
    type CustomError interface {
    additionalInfo() string
    error
    }

    type Err struct {
    m string
    }

    func (e *Err) additionalInfo() string {
    return "additional info"
    }

    func (e *Err) Error() string {
    return e.m
    }

    func getError() CustomError {
    return nil
    }

    func main() {
    err := fmt.Errorf("test")

    err = getError()

    if err != nil {
    fmt.Printf("got error")
    return
    }
    fmt.Printf("no error")
    }
  2. scriptonist created this gist Mar 25, 2020.
    29 changes: 29 additions & 0 deletions goerror.go
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,29 @@
    package main

    import (
    "fmt"
    )

    type Err struct {
    m string
    }

    func (e *Err) Error() string {
    return e.m
    }

    func getError() *Err {
    return nil
    }

    func main() {
    err := fmt.Errorf("test")

    err = getError()

    if err != nil {
    fmt.Printf("got error")
    return
    }
    fmt.Printf("no error")
    }