106 lines
2.6 KiB
Go
106 lines
2.6 KiB
Go
package diff
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import (
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"fmt"
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"log/slog"
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"os"
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"strings"
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"github.com/criyle/go-judge/envexec"
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"github.com/joint-online-judge/JOJ3/internal/stage"
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)
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// operation represents the type of edit operation.
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type operation uint
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const (
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INSERT operation = iota + 1
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DELETE
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MOVE
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)
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func (*Diff) Run(results []stage.ExecutorResult, confAny any) (
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[]stage.ParserResult, bool, error,
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) {
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conf, err := stage.DecodeConf[Conf](confAny)
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if err != nil {
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return nil, true, err
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}
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if len(conf.Cases) != len(results) {
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return nil, true, fmt.Errorf("cases number not match")
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}
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var res []stage.ParserResult
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forceQuit := false
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for i, caseConf := range conf.Cases {
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result := results[i]
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score := 0
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comment := ""
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if conf.FailOnNotAccepted &&
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result.Status != stage.Status(envexec.StatusAccepted) {
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if conf.ForceQuitOnFailed {
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forceQuit = true
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}
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comment += conf.FailComment
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comment += "Executor status not `Accepted`\n"
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} else {
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for _, output := range caseConf.Outputs {
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answer, err := os.ReadFile(output.AnswerPath)
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if err != nil {
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return nil, true, err
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}
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slog.Debug("compare", "filename", output.FileName,
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"answer path", output.AnswerPath,
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"actual length", len(result.Files[output.FileName]),
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"answer length", len(string(answer)))
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// If no difference, assign score
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if compareStrings(string(answer), result.Files[output.FileName],
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output.CompareSpace) {
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score += output.Score
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comment += conf.PassComment
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} else {
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if output.ForceQuitOnDiff || conf.ForceQuitOnFailed {
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forceQuit = true
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}
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comment += conf.FailComment
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comment += fmt.Sprintf("Difference found in `%s`\n",
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output.FileName)
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if !output.AlwaysHide {
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// Convert answer to string and split by lines
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stdoutLines := strings.Split(string(answer), "\n")
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resultLines := strings.Split(
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result.Files[output.FileName], "\n")
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// Generate Myers diff
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diffOps := myersDiff(stdoutLines, resultLines,
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output.CompareSpace)
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if output.MaxDiffLength == 0 { // real default value
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output.MaxDiffLength = 2048
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}
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// Generate diff block with surrounding context
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diffOutput := generateDiffWithContext(
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stdoutLines,
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resultLines,
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diffOps,
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output.MaxDiffLength,
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)
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diffOutput = strings.TrimSuffix(diffOutput, "\n \n")
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comment += fmt.Sprintf(
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"```diff\n%s\n```\n",
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diffOutput,
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)
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} else {
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comment += "(Content hidden.)\n"
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}
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}
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}
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}
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res = append(res, stage.ParserResult{
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Score: score,
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Comment: comment,
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})
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}
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return res, forceQuit, nil
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}
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