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107 lines
2.2 KiB
107 lines
2.2 KiB
package toml |
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import ( |
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"errors" |
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"fmt" |
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"reflect" |
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"strconv" |
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) |
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var ( |
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errArrayMultiType = errors.New("array can't contain multiple types") |
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) |
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// LineError is returned by Unmarshal, UnmarshalTable and Parse |
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// if the error is local to a line. |
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type LineError struct { |
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Line int |
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StructField string |
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Err error |
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} |
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func (err *LineError) Error() string { |
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field := "" |
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if err.StructField != "" { |
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field = "(" + err.StructField + ") " |
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} |
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return fmt.Sprintf("line %d: %s%v", err.Line, field, err.Err) |
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} |
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func lineError(line int, err error) error { |
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if err == nil { |
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return nil |
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} |
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if _, ok := err.(*LineError); ok { |
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return err |
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} |
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return &LineError{Line: line, Err: err} |
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} |
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func lineErrorField(line int, field string, err error) error { |
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if lerr, ok := err.(*LineError); ok { |
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return lerr |
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} else if err != nil { |
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err = &LineError{Line: line, StructField: field, Err: err} |
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} |
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return err |
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} |
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type overflowError struct { |
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kind reflect.Kind |
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v string |
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} |
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func (err *overflowError) Error() string { |
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return fmt.Sprintf("value %s is out of range for %v", err.v, err.kind) |
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} |
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func convertNumError(kind reflect.Kind, err error) error { |
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if numerr, ok := err.(*strconv.NumError); ok && numerr.Err == strconv.ErrRange { |
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return &overflowError{kind, numerr.Num} |
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} |
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return err |
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} |
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type invalidUnmarshalError struct { |
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typ reflect.Type |
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} |
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func (err *invalidUnmarshalError) Error() string { |
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if err.typ == nil { |
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return "toml: Unmarshal(nil)" |
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} |
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if err.typ.Kind() != reflect.Ptr { |
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return "toml: Unmarshal(non-pointer " + err.typ.String() + ")" |
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} |
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return "toml: Unmarshal(nil " + err.typ.String() + ")" |
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} |
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type unmarshalTypeError struct { |
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what string |
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want string |
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typ reflect.Type |
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} |
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func (err *unmarshalTypeError) Error() string { |
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msg := fmt.Sprintf("cannot unmarshal TOML %s into %s", err.what, err.typ) |
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if err.want != "" { |
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msg += " (need " + err.want + ")" |
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} |
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return msg |
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} |
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type marshalNilError struct { |
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typ reflect.Type |
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} |
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func (err *marshalNilError) Error() string { |
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return fmt.Sprintf("toml: cannot marshal nil %s", err.typ) |
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} |
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type marshalTableError struct { |
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typ reflect.Type |
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} |
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func (err *marshalTableError) Error() string { |
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return fmt.Sprintf("toml: cannot marshal %s as table, want struct or map type", err.typ) |
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}
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