Esempio n. 1
0
func patch(c *object.Commit, path string) ([]diffmatchpatch.Diff, error) {
	// get contents of the file in the commit
	file, err := c.File(path)
	if err != nil {
		return nil, err
	}
	content, err := file.Contents()
	if err != nil {
		return nil, err
	}

	// get contents of the file in the first parent of the commit
	var contentParent string
	iter := c.Parents()
	parent, err := iter.Next()
	if err != nil {
		return nil, err
	}
	file, err = parent.File(path)
	if err != nil {
		contentParent = ""
	} else {
		contentParent, err = file.Contents()
		if err != nil {
			return nil, err
		}
	}

	// compare the contents of parent and child
	return diff.Do(content, contentParent), nil
}
Esempio n. 2
0
func (s *suiteCommon) TestAll(c *C) {
	for i, t := range diffTests {
		diffs := diff.Do(t.src, t.dst)
		src := diff.Src(diffs)
		dst := diff.Dst(diffs)
		c.Assert(src, Equals, t.src, Commentf("subtest %d, src=%q, dst=%q, bad calculated src", i, t.src, t.dst))
		c.Assert(dst, Equals, t.dst, Commentf("subtest %d, src=%q, dst=%q, bad calculated dst", i, t.src, t.dst))
	}
}
Esempio n. 3
0
// Assigns origin to vertexes in current (c) rev from data in its previous (p)
// revision
func (b *blame) assignOrigin(c, p int) {
	// assign origin based on diff info
	hunks := diff.Do(b.data[p], b.data[c])
	sl := -1 // source line
	dl := -1 // destination line
	for h := range hunks {
		hLines := countLines(hunks[h].Text)
		for hl := 0; hl < hLines; hl++ {
			switch {
			case hunks[h].Type == 0:
				sl++
				dl++
				b.graph[c][dl] = b.graph[p][sl]
			case hunks[h].Type == 1:
				dl++
				b.graph[c][dl] = (*object.Commit)(b.revs[c])
			case hunks[h].Type == -1:
				sl++
			default:
				panic("unreachable")
			}
		}
	}
}
Esempio n. 4
0
func (s *suiteCommon) TestDo(c *C) {
	for i, t := range doTests {
		diffs := diff.Do(t.src, t.dst)
		c.Assert(diffs, DeepEquals, t.exp, Commentf("subtest %d", i))
	}
}