29 lines
699 B
Go
29 lines
699 B
Go
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// Package errors provides standardized error handling for the Core CLI.
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package errors
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import "fmt"
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// Error represents a standardized error with operational context.
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type Error struct {
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Op string // Operation being performed
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Msg string // Human-readable message
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Err error // Underlying error
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}
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// E creates a new Error with operation context.
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func E(op, msg string, err error) error {
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if err == nil {
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return &Error{Op: op, Msg: msg}
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}
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return &Error{Op: op, Msg: msg, Err: err}
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}
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func (e *Error) Error() string {
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if e.Err != nil {
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return fmt.Sprintf("%s: %s: %v", e.Op, e.Msg, e.Err)
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}
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return fmt.Sprintf("%s: %s", e.Op, e.Msg)
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}
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func (e *Error) Unwrap() error { return e.Err }
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