Method generateDiffLinesForDiff

cmd/grv/diff_view.go:644–763

(diff *Diff)

}

func (diffView *DiffView) generateDiffLinesForDiff(diff *Diff) (lines []*diffLineData, err error) {
	scanner := bufio.NewScanner(&diff.stats)

	for scanner.Scan() {
		line := scanner.Text()

		if diffStatsSummaryRegex.MatchString(line) {
			lines = append(lines, newDiffLineData(line, dltDiffStatsSummary, CmpDiffviewDifflineNormal))
			continue
		}

		filePart, changePart, err := diffView.splitDiffStatsFileLine(line)
		if err != nil {
			log.Warnf("Diff stats line in unexpected format: %v - %v", line, err)
			continue
		}

		sections := []*diffLineSection{
			&diffLineSection{
				text:             filePart + " |",
				themeComponentID: CmpDiffviewDifflineDiffStatsFile,
			},
		}

		if strings.Contains(changePart, " -> ") {
			sections = append(sections, &diffLineSection{
				text:             changePart,
				themeComponentID: CmpDiffviewDifflineNormal,
			})
		} else {
			for _, char := range changePart {
				switch char {
				case '+':
					sections = append(sections, &diffLineSection{
						text:             "+",
						themeComponentID: CmpDiffviewDifflineLineAdded,
					})
				case '-':
					sections = append(sections, &diffLineSection{
						text:             "-",
						themeComponentID: CmpDiffviewDifflineLineRemoved,
					})
				default:
					sections = append(sections, &diffLineSection{
						text:             fmt.Sprintf("%c", char),
						themeComponentID: CmpDiffviewDifflineNormal,
					})
				}
			}
		}

		lines = append(lines, newSectionedDiffLineData(sections, dltDiffStatsFile))
	}

	if len(lines) > 0 {
		lines = append(lines, newEmptyDiffLineData())
	}