DistanceForMatrix reads the edit distance off the given Levenshtein matrix.

DistanceForStrings returns the edit distance between source and target.

EditScriptForMatrix returns an optimal edit script based on the given Levenshtein matrix.

EditScriptForStrings returns an optimal edit script to turn source into target.

LogMatrix writes a visual representation of the given matrix for the given strings to os.Stderr.

MatrixForStrings generates a 2-D array representing the dynamic programming table used by the Levenshtein algorithm, as described e.g.

RatioForMatrix returns the Levenshtein ratio for the given matrix.

RatioForStrings returns the Levenshtein ratio for the given strings.

SplitStringWithPrefix TODO can use function string.SplitN to replace.

WriteMatrix writes a visual representation of the given matrix for the given strings to the given writer.

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Reset Color.

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DefaultOptions is the default options: insertion cost is 1, deletion cost is 1, substitution cost is 2, and two runes match iff they are the same.

This variable is replaced in compile time `-ldflags "-X 'github.com/aliyun/aliyun-cli/cli.Version=${VERSION}'"`.

CLI Command Context.

OUTPUT: Error: "'%s' is not a valid command {Hint}.

helper class for Suggester.

If command.Execute return Noticeable error, print i18n Notice under error information.

error with suggestions.