diff --git a/mercurial/color.py b/mercurial/color.py --- a/mercurial/color.py +++ b/mercurial/color.py @@ -90,14 +90,16 @@ 'branches.inactive': 'none', 'diff.changed': 'white', 'diff.deleted': 'red', - 'diff.deleted.highlight': 'red bold underline', + 'diff.deleted.changed': 'red', + 'diff.deleted.unchanged': 'red dim', 'diff.diffline': 'bold', 'diff.extended': 'cyan bold', 'diff.file_a': 'red bold', 'diff.file_b': 'green bold', 'diff.hunk': 'magenta', 'diff.inserted': 'green', - 'diff.inserted.highlight': 'green bold underline', + 'diff.inserted.changed': 'green', + 'diff.inserted.unchanged': 'green dim', 'diff.tab': '', 'diff.trailingwhitespace': 'bold red_background', 'changeset.public': '', diff --git a/mercurial/patch.py b/mercurial/patch.py --- a/mercurial/patch.py +++ b/mercurial/patch.py @@ -50,7 +50,8 @@ gitre = re.compile(br'diff --git a/(.*) b/(.*)') tabsplitter = re.compile(br'(\t+|[^\t]+)') -_nonwordre = re.compile(br'([^a-zA-Z0-9_\x80-\xff])') +wordsplitter = re.compile(br'(\t+| +|[a-zA-Z0-9_\x80-\xff]+|' + '[^ \ta-zA-Z0-9_\x80-\xff])') PatchError = error.PatchError @@ -2504,8 +2505,78 @@ if chompline != line: yield (line[len(chompline):], '') +def diffsinglehunkinline(hunklines): + """yield tokens for a list of lines in a single hunk, with inline colors""" + # prepare deleted, and inserted content + a = '' + b = '' + for line in hunklines: + if line[0] == '-': + a += line[1:] + elif line[0] == '+': + b += line[1:] + else: + raise error.ProgrammingError('unexpected hunk line: %s' % line) + # fast path: if either side is empty, use diffsinglehunk + if not a or not b: + for t in diffsinglehunk(hunklines): + yield t + return + # re-split the content into words + al = wordsplitter.findall(a) + bl = wordsplitter.findall(b) + # re-arrange the words to lines since the diff algorithm is line-based + aln = [s if s == '\n' else s + '\n' for s in al] + bln = [s if s == '\n' else s + '\n' for s in bl] + an = ''.join(aln) + bn = ''.join(bln) + # run the diff algorithm, prepare atokens and btokens + atokens = [] + btokens = [] + blocks = mdiff.allblocks(an, bn, lines1=aln, lines2=bln) + for (a1, a2, b1, b2), btype in blocks: + changed = btype == '!' + for token in mdiff.splitnewlines(''.join(al[a1:a2])): + atokens.append((changed, token)) + for token in mdiff.splitnewlines(''.join(bl[b1:b2])): + btokens.append((changed, token)) + + # yield deleted tokens, then inserted ones + for prefix, label, tokens in [('-', 'diff.deleted', atokens), + ('+', 'diff.inserted', btokens)]: + nextisnewline = True + for changed, token in tokens: + if nextisnewline: + yield (prefix, label) + nextisnewline = False + # special handling line end + isendofline = token.endswith('\n') + if isendofline: + chomp = token[:-1] # chomp + token = chomp.rstrip() # detect spaces at the end + endspaces = chomp[len(token):] + # scan tabs + for maybetab in tabsplitter.findall(token): + if '\t' == maybetab[0]: + currentlabel = 'diff.tab' + else: + if changed: + currentlabel = label + '.changed' + else: + currentlabel = label + '.unchanged' + yield (maybetab, currentlabel) + if isendofline: + if endspaces: + yield (endspaces, 'diff.trailingwhitespace') + yield ('\n', '') + nextisnewline = True + def difflabel(func, *args, **kw): '''yields 2-tuples of (output, label) based on the output of func()''' + if kw.get(r'opts') and kw[r'opts'].worddiff: + dodiffhunk = diffsinglehunkinline + else: + dodiffhunk = diffsinglehunk headprefixes = [('diff', 'diff.diffline'), ('copy', 'diff.extended'), ('rename', 'diff.extended'), @@ -2525,7 +2596,7 @@ hunkbuffer = [] def consumehunkbuffer(): if hunkbuffer: - for token in diffsinglehunk(hunkbuffer): + for token in dodiffhunk(hunkbuffer): yield token hunkbuffer[:] = [] diff --git a/tests/test-diff-color.t b/tests/test-diff-color.t --- a/tests/test-diff-color.t +++ b/tests/test-diff-color.t @@ -337,41 +337,39 @@ [diff.deleted|-(to see if it works)] [diff.inserted|+three of those lines have] [diff.inserted|+collapsed onto one] -#if false $ hg diff --config experimental.worddiff=True --color=debug [diff.diffline|diff --git a/file1 b/file1] [diff.file_a|--- a/file1] [diff.file_b|+++ b/file1] [diff.hunk|@@ -1,16 +1,17 @@] - [diff.deleted|-this is the ][diff.deleted.highlight|first][diff.deleted| line] - [diff.deleted|-this is the second line] - [diff.deleted|-][diff.deleted.highlight| ][diff.deleted|third line starts with space] - [diff.deleted|-][diff.deleted.highlight|+][diff.deleted| starts with a ][diff.deleted.highlight|plus][diff.deleted| sign] - [diff.deleted|-][diff.tab| ][diff.deleted|this one with ][diff.deleted.highlight|one][diff.deleted| tab] - [diff.deleted|-][diff.tab| ][diff.deleted|now with full ][diff.deleted.highlight|two][diff.deleted| tabs] - [diff.deleted|-][diff.tab| ][diff.deleted|now tabs][diff.tab| ][diff.deleted|everywhere, much fun] - [diff.inserted|+that is the first paragraph] - [diff.inserted|+][diff.inserted.highlight| ][diff.inserted|this is the ][diff.inserted.highlight|second][diff.inserted| line] - [diff.inserted|+third line starts with space] - [diff.inserted|+][diff.inserted.highlight|-][diff.inserted| starts with a ][diff.inserted.highlight|minus][diff.inserted| sign] - [diff.inserted|+][diff.tab| ][diff.inserted|this one with ][diff.inserted.highlight|two][diff.inserted| tab] - [diff.inserted|+][diff.tab| ][diff.inserted|now with full ][diff.inserted.highlight|three][diff.inserted| tabs] - [diff.inserted|+][diff.tab| ][diff.inserted|now][diff.inserted.highlight| there are][diff.inserted| tabs][diff.tab| ][diff.inserted|everywhere, much fun] + [diff.deleted|-][diff.deleted.changed|this][diff.deleted.unchanged| is the first ][diff.deleted.changed|line] + [diff.deleted|-][diff.deleted.unchanged|this is the second line] + [diff.deleted|-][diff.deleted.changed| ][diff.deleted.unchanged|third line starts with space] + [diff.deleted|-][diff.deleted.changed|+][diff.deleted.unchanged| starts with a ][diff.deleted.changed|plus][diff.deleted.unchanged| sign] + [diff.deleted|-][diff.tab| ][diff.deleted.unchanged|this one with ][diff.deleted.changed|one][diff.deleted.unchanged| tab] + [diff.deleted|-][diff.tab| ][diff.deleted.unchanged|now with full ][diff.deleted.changed|two][diff.deleted.unchanged| tabs] + [diff.deleted|-][diff.tab| ][diff.deleted.unchanged|now ][diff.deleted.unchanged|tabs][diff.tab| ][diff.deleted.unchanged|everywhere, much fun] + [diff.inserted|+][diff.inserted.changed|that][diff.inserted.unchanged| is the first ][diff.inserted.changed|paragraph] + [diff.inserted|+][diff.inserted.changed| ][diff.inserted.unchanged|this is the second line] + [diff.inserted|+][diff.inserted.unchanged|third line starts with space] + [diff.inserted|+][diff.inserted.changed|-][diff.inserted.unchanged| starts with a ][diff.inserted.changed|minus][diff.inserted.unchanged| sign] + [diff.inserted|+][diff.tab| ][diff.inserted.unchanged|this one with ][diff.inserted.changed|two][diff.inserted.unchanged| tab] + [diff.inserted|+][diff.tab| ][diff.inserted.unchanged|now with full ][diff.inserted.changed|three][diff.inserted.unchanged| tabs] + [diff.inserted|+][diff.tab| ][diff.inserted.unchanged|now ][diff.inserted.changed|there are ][diff.inserted.unchanged|tabs][diff.tab| ][diff.inserted.unchanged|everywhere, much fun] this line won't change two lines are going to - [diff.deleted|-be changed into ][diff.deleted.highlight|three][diff.deleted|!] - [diff.inserted|+(entirely magically,] - [diff.inserted|+ assuming this works)] - [diff.inserted|+be changed into ][diff.inserted.highlight|four][diff.inserted|!] + [diff.deleted|-][diff.deleted.unchanged|be changed into ][diff.deleted.changed|three][diff.deleted.unchanged|!] + [diff.inserted|+][diff.inserted.changed|(entirely magically,] + [diff.inserted|+][diff.inserted.changed| assuming this works)] + [diff.inserted|+][diff.inserted.unchanged|be changed into ][diff.inserted.changed|four][diff.inserted.unchanged|!] - [diff.deleted|-three of those lines ][diff.deleted.highlight|will] - [diff.deleted|-][diff.deleted.highlight|collapse][diff.deleted| onto one] - [diff.deleted|-(to see if it works)] - [diff.inserted|+three of those lines ][diff.inserted.highlight|have] - [diff.inserted|+][diff.inserted.highlight|collapsed][diff.inserted| onto one] -#endif + [diff.deleted|-][diff.deleted.unchanged|three of those lines ][diff.deleted.changed|will] + [diff.deleted|-][diff.deleted.changed|collapse][diff.deleted.unchanged| onto one] + [diff.deleted|-][diff.deleted.changed|(to see if it works)] + [diff.inserted|+][diff.inserted.unchanged|three of those lines ][diff.inserted.changed|have] + [diff.inserted|+][diff.inserted.changed|collapsed][diff.inserted.unchanged| onto one] multibyte character shouldn't be broken up in word diff: @@ -386,12 +384,10 @@ > EOF $ hg ci -m 'slightly change utf8 char' utf8 -#if false $ hg diff --config experimental.worddiff=True --color=debug -c. [diff.diffline|diff --git a/utf8 b/utf8] [diff.file_a|--- a/utf8] [diff.file_b|+++ b/utf8] [diff.hunk|@@ -1,1 +1,1 @@] - [diff.deleted|-blah ][diff.deleted.highlight|\xe3\x82\xa2][diff.deleted| blah] (esc) - [diff.inserted|+blah ][diff.inserted.highlight|\xe3\x82\xa4][diff.inserted| blah] (esc) -#endif + [diff.deleted|-][diff.deleted.unchanged|blah ][diff.deleted.changed|\xe3\x82\xa2][diff.deleted.unchanged| blah] (esc) + [diff.inserted|+][diff.inserted.unchanged|blah ][diff.inserted.changed|\xe3\x82\xa4][diff.inserted.unchanged| blah] (esc)