Dst-ErrorCode Rule #

Introduction: #

Dst-ErrorCode provides specific rules to identify any error that was occurred during the execution. According to the rules of ErrorCode, users can clearly interpret the error class information from it.

The meaning of each code: #

1. First digit: Data class / Grammatical errors #

Digit Code	Meaning
0	Meaningless/Error-free
A	String
B	List
C	Set
D	Dict
E	SortedList
F	Table
X	Grammatical error

2. Second digit: Common advanced error class #

Digit Code	Meaning
0	Meaningless/Error-free
1	KeyNotFound
2	OutOfBounds

3. Third digit: Grammatical error identification #

Digit Code	Meaning
0	Meaningless/Error-free
1	Incomprehensible input
2	Incorrect number of parameters

4. Fourth digit: Concrete error class #

Digit Code	Meaning
0	Meaningless/Error-free
1	DictKeyNotFound
2	ListIndexOutOfBounds
3	ItemNotExistInSet
4	ItemNotFoundInSortedList
5	SortedListTopNumBePositive

ErrorCode List: #

ErrorCode	Meaning	Suggest
X010	Grammatical error. Incomprehensible input.	Please check your command.
X020	Grammatical error. Incorrect number of parameters.	Please confirm whether the parameters of your command are correct.
A100	String command. Key not found.	Please check whether the content of 'key' is correct.
B100	List command. Key not found.	Please check whether the content of 'key' is correct.
B202	List command. Out of bounds. List index out of bounds.	Please confirm whether the 'index' parameter in your command is in the range of List.
C100	Set command. Key not found.	Please check whether the content of 'key' is correct.
D100	Dict command. Key not found.	Please check whether the content of 'key' is correct.
D001	Dict command. Dict key not found.	Please check whether the keyword in your command is correct.