mirror of
https://github.com/go-gitea/gitea.git
synced 2024-08-29 22:24:18 -04:00
commit
e512411863
@ -28,8 +28,10 @@ import (
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"golang.org/x/text/transform"
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)
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// DiffLineType represents the type of a DiffLine.
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type DiffLineType uint8
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// DiffLineType possible values.
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const (
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DiffLinePlain DiffLineType = iota + 1
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DiffLineAdd
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@ -37,8 +39,10 @@ const (
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DiffLineSection
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)
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// DiffFileType represents the type of a DiffFile.
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type DiffFileType uint8
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// DiffFileType possible values.
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const (
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DiffFileAdd DiffFileType = iota + 1
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DiffFileChange
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@ -46,6 +50,7 @@ const (
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DiffFileRename
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)
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// DiffLine represents a line difference in a DiffSection.
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type DiffLine struct {
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LeftIdx int
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RightIdx int
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@ -53,10 +58,12 @@ type DiffLine struct {
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Content string
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}
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// GetType returns the type of a DiffLine.
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func (d *DiffLine) GetType() int {
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return int(d.Type)
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}
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// DiffSection represents a section of a DiffFile.
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type DiffSection struct {
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Name string
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Lines []*DiffLine
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@ -97,7 +104,7 @@ func diffToHTML(diffs []diffmatchpatch.Diff, lineType DiffLineType) template.HTM
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return template.HTML(buf.Bytes())
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}
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// get an specific line by type (add or del) and file line number
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// GetLine gets a specific line by type (add or del) and file line number
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func (diffSection *DiffSection) GetLine(lineType DiffLineType, idx int) *DiffLine {
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var (
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difference = 0
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@ -146,7 +153,7 @@ func init() {
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diffMatchPatch.DiffEditCost = 100
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}
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// computes inline diff for the given line
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// GetComputedInlineDiffFor computes inline diff for the given line.
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func (diffSection *DiffSection) GetComputedInlineDiffFor(diffLine *DiffLine) template.HTML {
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if setting.Git.DisableDiffHighlight {
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return template.HTML(html.EscapeString(diffLine.Content[1:]))
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@ -183,6 +190,7 @@ func (diffSection *DiffSection) GetComputedInlineDiffFor(diffLine *DiffLine) tem
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return diffToHTML(diffRecord, diffLine.Type)
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}
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// DiffFile represents a file diff.
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type DiffFile struct {
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Name string
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OldName string
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@ -198,26 +206,32 @@ type DiffFile struct {
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IsIncomplete bool
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}
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// GetType returns type of diff file.
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func (diffFile *DiffFile) GetType() int {
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return int(diffFile.Type)
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}
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// GetHighlightClass returns highlight class for a filename.
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func (diffFile *DiffFile) GetHighlightClass() string {
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return highlight.FileNameToHighlightClass(diffFile.Name)
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}
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// Diff represents a difference between two git trees.
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type Diff struct {
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TotalAddition, TotalDeletion int
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Files []*DiffFile
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IsIncomplete bool
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}
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// NumFiles returns number of files changes in a diff.
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func (diff *Diff) NumFiles() int {
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return len(diff.Files)
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}
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const DIFF_HEAD = "diff --git "
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const cmdDiffHead = "diff --git "
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// ParsePatch builds a Diff object from a io.Reader and some
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// parameters.
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// TODO: move this function to gogits/git-module
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func ParsePatch(maxLines, maxLineCharacteres, maxFiles int, reader io.Reader) (*Diff, error) {
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var (
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@ -307,19 +321,19 @@ func ParsePatch(maxLines, maxLineCharacteres, maxFiles int, reader io.Reader) (*
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}
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// Get new file.
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if strings.HasPrefix(line, DIFF_HEAD) {
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if strings.HasPrefix(line, cmdDiffHead) {
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middle := -1
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// Note: In case file name is surrounded by double quotes (it happens only in git-shell).
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// e.g. diff --git "a/xxx" "b/xxx"
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hasQuote := line[len(DIFF_HEAD)] == '"'
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hasQuote := line[len(cmdDiffHead)] == '"'
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if hasQuote {
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middle = strings.Index(line, ` "b/`)
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} else {
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middle = strings.Index(line, " b/")
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}
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beg := len(DIFF_HEAD)
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beg := len(cmdDiffHead)
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a := line[beg+2 : middle]
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b := line[middle+3:]
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if hasQuote {
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@ -405,6 +419,9 @@ func ParsePatch(maxLines, maxLineCharacteres, maxFiles int, reader io.Reader) (*
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return diff, nil
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}
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// GetDiffRange builds a Diff between two commits of a repository.
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// passing the empty string as beforeCommitID returns a diff from the
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// parent commit.
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func GetDiffRange(repoPath, beforeCommitID, afterCommitID string, maxLines, maxLineCharacteres, maxFiles int) (*Diff, error) {
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gitRepo, err := git.OpenRepository(repoPath)
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if err != nil {
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@ -456,8 +473,10 @@ func GetDiffRange(repoPath, beforeCommitID, afterCommitID string, maxLines, maxL
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return diff, nil
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}
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// RawDiffType type of a raw diff.
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type RawDiffType string
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// RawDiffType possible values.
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const (
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RawDiffNormal RawDiffType = "diff"
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RawDiffPatch RawDiffType = "patch"
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@ -509,6 +528,7 @@ func GetRawDiff(repoPath, commitID string, diffType RawDiffType, writer io.Write
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return nil
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}
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// GetDiffCommit builds a Diff representing the given commitID.
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func GetDiffCommit(repoPath, commitID string, maxLines, maxLineCharacteres, maxFiles int) (*Diff, error) {
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return GetDiffRange(repoPath, "", commitID, maxLines, maxLineCharacteres, maxFiles)
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}
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