comparison mercurial/logcmdutil.py @ 35886:b0014780c7fc

logcmdutil: rename classes and functions to conform to our coding style (API)

show_changeset is renamed to changesetdisplayer as its return value is called
a displayer.

35885:7625b4f7db70

                tempnode2 = None
            submatch = matchmod.subdirmatcher(subpath, match)
            sub.diff(ui, diffopts, tempnode2, submatch, changes=changes,
                     stat=stat, fp=fp, prefix=prefix)

def _changesetlabels(ctx):
    labels = ['log.changeset', 'changeset.%s' % ctx.phasestr()]
    if ctx.obsolete():
        labels.append('changeset.obsolete')
    if ctx.isunstable():
        labels.append('changeset.unstable')
        for instability in ctx.instabilities():
            labels.append('instability.%s' % instability)
    return ' '.join(labels)

class changeset_printer(object):
    '''show changeset information when templating not requested.'''

    def __init__(self, ui, repo, matchfn, diffopts, buffered):
        self.ui = ui
        self.repo = repo

                          label='log.node')
            return

        columns = self._columns
        self.ui.write(columns['changeset'] % scmutil.formatchangeid(ctx),
                      label=_changesetlabels(ctx))

        # branches are shown first before any other names due to backwards
        # compatibility
        branch = ctx.branch()
        # don't show the default branch name

                               match=matchfn, stat=False,
                               hunksfilterfn=hunksfilterfn)
            if stat or diff:
                self.ui.write("\n")

class jsonchangeset(changeset_printer):
    '''format changeset information.'''

    def __init__(self, ui, repo, matchfn, diffopts, buffered):
        changeset_printer.__init__(self, ui, repo, matchfn, diffopts, buffered)
        self.cache = {}
        self._first = True

    def close(self):
        if not self._first:

                               match=matchfn, stat=False)
                self.ui.write((',\n  "diff": "%s"') % j(self.ui.popbuffer()))

        self.ui.write("\n }")

class changeset_templater(changeset_printer):
    '''format changeset information.

    Note: there are a variety of convenience functions to build a
    changeset_templater for common cases. See functions such as:
    makelogtemplater, show_changeset, buildcommittemplate, or other
    functions that use changesest_templater.
    '''

    # Arguments before "buffered" used to be positional. Consider not
    # adding/removing arguments before "buffered" to not break callers.
    def __init__(self, ui, repo, tmplspec, matchfn=None, diffopts=None,
                 buffered=False):
        diffopts = diffopts or {}

        changeset_printer.__init__(self, ui, repo, matchfn, diffopts, buffered)
        tres = formatter.templateresources(ui, repo)
        self.t = formatter.loadtemplater(ui, tmplspec,
                                         defaults=templatekw.keywords,
                                         resources=tres,
                                         cache=templatekw.defaulttempl)

    def close(self):
        if self._parts['docfooter']:
            if not self.footer:
                self.footer = ""
            self.footer += templater.stringify(self.t(self._parts['docfooter']))
        return super(changeset_templater, self).close()

    def _show(self, ctx, copies, matchfn, hunksfilterfn, props):
        '''show a single changeset or file revision'''
        props = props.copy()
        props['ctx'] = ctx

        return logtemplatespec(None, None)

    return formatter.lookuptemplate(ui, 'changeset', tmpl)

def makelogtemplater(ui, repo, tmpl, buffered=False):
    """Create a changeset_templater from a literal template 'tmpl'
    byte-string."""
    spec = logtemplatespec(tmpl, None)
    return changeset_templater(ui, repo, spec, buffered=buffered)

def show_changeset(ui, repo, opts, buffered=False):
    """show one changeset using template or regular display.

    Display format will be the first non-empty hit of:
    1. option 'template'
    2. option 'style'
    3. [ui] setting 'logtemplate'
    4. [ui] setting 'style'
    If all of these values are either the unset or the empty string,
    regular display via changeset_printer() is done.
    """
    # options
    match = None
    if opts.get('patch') or opts.get('stat'):
        match = scmutil.matchall(repo)

        return jsonchangeset(ui, repo, match, opts, buffered)

    spec = _lookuplogtemplate(ui, opts.get('template'), opts.get('style'))

    if not spec.ref and not spec.tmpl and not spec.mapfile:
        return changeset_printer(ui, repo, match, opts, buffered)

    return changeset_templater(ui, repo, spec, match, opts, buffered)

def _makelogmatcher(repo, revs, pats, opts):
    """Build matcher and expanded patterns from log options

    If --follow, revs are the revisions to follow from.

    if not spec:
        return templatekw.showgraphnode  # fast path for "{graphnode}"

    spec = templater.unquotestring(spec)
    tres = formatter.templateresources(ui)
    if isinstance(displayer, changeset_templater):
        tres['cache'] = displayer.cache  # reuse cache of slow templates
    templ = formatter.maketemplater(ui, spec, defaults=templatekw.keywords,
                                    resources=tres)
    def formatnode(repo, ctx):
        props = {'ctx': ctx, 'repo': repo, 'revcache': {}}

        if opts.get('rev'):
            endrev = scmutil.revrange(repo, opts.get('rev')).max() + 1
        getrenamed = templatekw.getrenamedfn(repo, endrev=endrev)

    ui.pager('log')
    displayer = show_changeset(ui, repo, opts, buffered=True)
    displaygraph(ui, repo, revdag, displayer, graphmod.asciiedges, getrenamed,
                 filematcher)

def checkunsupportedgraphflags(pats, opts):
    for op in ["newest_first"]:

35886:b0014780c7fc

                tempnode2 = None
            submatch = matchmod.subdirmatcher(subpath, match)
            sub.diff(ui, diffopts, tempnode2, submatch, changes=changes,
                     stat=stat, fp=fp, prefix=prefix)

def changesetlabels(ctx):
    labels = ['log.changeset', 'changeset.%s' % ctx.phasestr()]
    if ctx.obsolete():
        labels.append('changeset.obsolete')
    if ctx.isunstable():
        labels.append('changeset.unstable')
        for instability in ctx.instabilities():
            labels.append('instability.%s' % instability)
    return ' '.join(labels)

class changesetprinter(object):
    '''show changeset information when templating not requested.'''

    def __init__(self, ui, repo, matchfn, diffopts, buffered):
        self.ui = ui
        self.repo = repo

                          label='log.node')
            return

        columns = self._columns
        self.ui.write(columns['changeset'] % scmutil.formatchangeid(ctx),
                      label=changesetlabels(ctx))

        # branches are shown first before any other names due to backwards
        # compatibility
        branch = ctx.branch()
        # don't show the default branch name

                               match=matchfn, stat=False,
                               hunksfilterfn=hunksfilterfn)
            if stat or diff:
                self.ui.write("\n")

class jsonchangeset(changesetprinter):
    '''format changeset information.'''

    def __init__(self, ui, repo, matchfn, diffopts, buffered):
        changesetprinter.__init__(self, ui, repo, matchfn, diffopts, buffered)
        self.cache = {}
        self._first = True

    def close(self):
        if not self._first:

                               match=matchfn, stat=False)
                self.ui.write((',\n  "diff": "%s"') % j(self.ui.popbuffer()))

        self.ui.write("\n }")

class changesettemplater(changesetprinter):
    '''format changeset information.

    Note: there are a variety of convenience functions to build a
    changesettemplater for common cases. See functions such as:
    makelogtemplater, changesetdisplayer, buildcommittemplate, or other
    functions that use changesest_templater.
    '''

    # Arguments before "buffered" used to be positional. Consider not
    # adding/removing arguments before "buffered" to not break callers.
    def __init__(self, ui, repo, tmplspec, matchfn=None, diffopts=None,
                 buffered=False):
        diffopts = diffopts or {}

        changesetprinter.__init__(self, ui, repo, matchfn, diffopts, buffered)
        tres = formatter.templateresources(ui, repo)
        self.t = formatter.loadtemplater(ui, tmplspec,
                                         defaults=templatekw.keywords,
                                         resources=tres,
                                         cache=templatekw.defaulttempl)

    def close(self):
        if self._parts['docfooter']:
            if not self.footer:
                self.footer = ""
            self.footer += templater.stringify(self.t(self._parts['docfooter']))
        return super(changesettemplater, self).close()

    def _show(self, ctx, copies, matchfn, hunksfilterfn, props):
        '''show a single changeset or file revision'''
        props = props.copy()
        props['ctx'] = ctx

        return logtemplatespec(None, None)

    return formatter.lookuptemplate(ui, 'changeset', tmpl)

def makelogtemplater(ui, repo, tmpl, buffered=False):
    """Create a changesettemplater from a literal template 'tmpl'
    byte-string."""
    spec = logtemplatespec(tmpl, None)
    return changesettemplater(ui, repo, spec, buffered=buffered)

def changesetdisplayer(ui, repo, opts, buffered=False):
    """show one changeset using template or regular display.

    Display format will be the first non-empty hit of:
    1. option 'template'
    2. option 'style'
    3. [ui] setting 'logtemplate'
    4. [ui] setting 'style'
    If all of these values are either the unset or the empty string,
    regular display via changesetprinter() is done.
    """
    # options
    match = None
    if opts.get('patch') or opts.get('stat'):
        match = scmutil.matchall(repo)

        return jsonchangeset(ui, repo, match, opts, buffered)

    spec = _lookuplogtemplate(ui, opts.get('template'), opts.get('style'))

    if not spec.ref and not spec.tmpl and not spec.mapfile:
        return changesetprinter(ui, repo, match, opts, buffered)

    return changesettemplater(ui, repo, spec, match, opts, buffered)

def _makelogmatcher(repo, revs, pats, opts):
    """Build matcher and expanded patterns from log options

    If --follow, revs are the revisions to follow from.

    if not spec:
        return templatekw.showgraphnode  # fast path for "{graphnode}"

    spec = templater.unquotestring(spec)
    tres = formatter.templateresources(ui)
    if isinstance(displayer, changesettemplater):
        tres['cache'] = displayer.cache  # reuse cache of slow templates
    templ = formatter.maketemplater(ui, spec, defaults=templatekw.keywords,
                                    resources=tres)
    def formatnode(repo, ctx):
        props = {'ctx': ctx, 'repo': repo, 'revcache': {}}

        if opts.get('rev'):
            endrev = scmutil.revrange(repo, opts.get('rev')).max() + 1
        getrenamed = templatekw.getrenamedfn(repo, endrev=endrev)

    ui.pager('log')
    displayer = changesetdisplayer(ui, repo, opts, buffered=True)
    displaygraph(ui, repo, revdag, displayer, graphmod.asciiedges, getrenamed,
                 filematcher)

def checkunsupportedgraphflags(pats, opts):
    for op in ["newest_first"]: