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Less naked returns (#25713)

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just a step towards  #25655

and some related refactoring
This commit is contained in:
6543
2023-07-07 07:31:56 +02:00
committed by GitHub
parent b1eb1676aa
commit 8995046110
32 changed files with 254 additions and 239 deletions
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25
services/gitdiff/gitdiff.go
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@ -779,7 +779,7 @@ func skipToNextDiffHead(input *bufio.Reader) (line string, err error) {
for {
lineBytes, isFragment, err = input.ReadLine()
if err != nil {
return
return "", err
}
if wasFragment {
wasFragment = isFragment
@ -795,7 +795,7 @@ func skipToNextDiffHead(input *bufio.Reader) (line string, err error) {
var tail string
tail, err = input.ReadString('\n')
if err != nil {
return
return "", err
}
line += tail
}
@ -821,22 +821,21 @@ func parseHunks(curFile *DiffFile, maxLines, maxLineCharacters int, input *bufio
_, isFragment, err = input.ReadLine()
if err != nil {
// Now by the definition of ReadLine this cannot be io.EOF
err = fmt.Errorf("unable to ReadLine: %w", err)
return
return nil, false, fmt.Errorf("unable to ReadLine: %w", err)
}
}
sb.Reset()
lineBytes, isFragment, err = input.ReadLine()
if err != nil {
if err == io.EOF {
return
return lineBytes, isFragment, err
}
err = fmt.Errorf("unable to ReadLine: %w", err)
return
return nil, false, err
}
if lineBytes[0] == 'd' {
// End of hunks
return
return lineBytes, isFragment, err
}
switch lineBytes[0] {
@ -853,8 +852,7 @@ func parseHunks(curFile *DiffFile, maxLines, maxLineCharacters int, input *bufio
lineBytes, isFragment, err = input.ReadLine()
if err != nil {
// Now by the definition of ReadLine this cannot be io.EOF
err = fmt.Errorf("unable to ReadLine: %w", err)
return
return nil, false, fmt.Errorf("unable to ReadLine: %w", err)
}
_, _ = sb.Write(lineBytes)
}
@ -884,8 +882,7 @@ func parseHunks(curFile *DiffFile, maxLines, maxLineCharacters int, input *bufio
}
// This is used only to indicate that the current file does not have a terminal newline
if !bytes.Equal(lineBytes, []byte("\\ No newline at end of file")) {
err = fmt.Errorf("unexpected line in hunk: %s", string(lineBytes))
return
return nil, false, fmt.Errorf("unexpected line in hunk: %s", string(lineBytes))
}
// Technically this should be the end the file!
// FIXME: we should be putting a marker at the end of the file if there is no terminal new line
@ -953,8 +950,7 @@ func parseHunks(curFile *DiffFile, maxLines, maxLineCharacters int, input *bufio
curSection.Lines = append(curSection.Lines, diffLine)
default:
// This is unexpected
err = fmt.Errorf("unexpected line in hunk: %s", string(lineBytes))
return
return nil, false, fmt.Errorf("unexpected line in hunk: %s", string(lineBytes))
}
line := string(lineBytes)
@ -965,8 +961,7 @@ func parseHunks(curFile *DiffFile, maxLines, maxLineCharacters int, input *bufio
lineBytes, isFragment, err = input.ReadLine()
if err != nil {
// Now by the definition of ReadLine this cannot be io.EOF
err = fmt.Errorf("unable to ReadLine: %w", err)
return
return lineBytes, isFragment, fmt.Errorf("unable to ReadLine: %w", err)
}
}
}