File: formatter.py

package info (click to toggle)
mercurial 6.3.2-1%2Bdeb12u1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 42,052 kB
  • sloc: python: 199,820; ansic: 46,300; tcl: 3,715; sh: 1,676; lisp: 1,483; cpp: 864; javascript: 649; makefile: 626; xml: 36; sql: 30
file content (176 lines) | stat: -rw-r--r-- 5,879 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
# Copyright 2016-present Facebook. All Rights Reserved.
#
# format: defines the format used to output annotate result
#
# This software may be used and distributed according to the terms of the
# GNU General Public License version 2 or any later version.

from mercurial.node import (
    hex,
    short,
)
from mercurial import (
    encoding,
    pycompat,
    templatefilters,
    util,
)
from mercurial.utils import dateutil

# imitating mercurial.commands.annotate, not using the vanilla formatter since
# the data structures are a bit different, and we have some fast paths.
class defaultformatter:
    """the default formatter that does leftpad and support some common flags"""

    def __init__(self, ui, repo, opts):
        self.ui = ui
        self.opts = opts

        if ui.quiet:
            datefunc = dateutil.shortdate
        else:
            datefunc = dateutil.datestr
        datefunc = util.cachefunc(datefunc)
        getctx = util.cachefunc(lambda x: repo[x[0]])
        hexfunc = self._hexfunc

        # special handling working copy "changeset" and "rev" functions
        if self.opts.get(b'rev') == b'wdir()':
            orig = hexfunc
            hexfunc = lambda x: None if x is None else orig(x)
            wnode = hexfunc(repo[b'.'].node()) + b'+'
            wrev = b'%d' % repo[b'.'].rev()
            wrevpad = b''
            if not opts.get(b'changeset'):  # only show + if changeset is hidden
                wrev += b'+'
                wrevpad = b' '
            revenc = lambda x: wrev if x is None else (b'%d' % x) + wrevpad

            def csetenc(x):
                if x is None:
                    return wnode
                return pycompat.bytestr(x) + b' '

        else:
            revenc = csetenc = pycompat.bytestr

        # opt name, separator, raw value (for json/plain), encoder (for plain)
        opmap = [
            (b'user', b' ', lambda x: getctx(x).user(), ui.shortuser),
            (b'number', b' ', lambda x: getctx(x).rev(), revenc),
            (b'changeset', b' ', lambda x: hexfunc(x[0]), csetenc),
            (b'date', b' ', lambda x: getctx(x).date(), datefunc),
            (b'file', b' ', lambda x: x[2], pycompat.bytestr),
            (b'line_number', b':', lambda x: x[1] + 1, pycompat.bytestr),
        ]
        fieldnamemap = {b'number': b'rev', b'changeset': b'node'}
        funcmap = [
            (get, sep, fieldnamemap.get(op, op), enc)
            for op, sep, get, enc in opmap
            if opts.get(op)
        ]
        # no separator for first column
        funcmap[0] = list(funcmap[0])
        funcmap[0][1] = b''
        self.funcmap = funcmap

    def write(self, annotatedresult, lines=None, existinglines=None):
        """(annotateresult, [str], set([rev, linenum])) -> None. write output.
        annotateresult can be [(node, linenum, path)], or [(node, linenum)]
        """
        pieces = []  # [[str]]
        maxwidths = []  # [int]

        # calculate padding
        for f, sep, name, enc in self.funcmap:
            l = [enc(f(x)) for x in annotatedresult]
            pieces.append(l)
            if name in [b'node', b'date']:  # node and date has fixed size
                l = l[:1]
            widths = pycompat.maplist(encoding.colwidth, set(l))
            maxwidth = max(widths) if widths else 0
            maxwidths.append(maxwidth)

        # buffered output
        result = b''
        for i in range(len(annotatedresult)):
            for j, p in enumerate(pieces):
                sep = self.funcmap[j][1]
                padding = b' ' * (maxwidths[j] - len(p[i]))
                result += sep + padding + p[i]
            if lines:
                if existinglines is None:
                    result += b': ' + lines[i]
                else:  # extra formatting showing whether a line exists
                    key = (annotatedresult[i][0], annotatedresult[i][1])
                    if key in existinglines:
                        result += b':  ' + lines[i]
                    else:
                        result += b': ' + self.ui.label(
                            b'-' + lines[i], b'diff.deleted'
                        )

            if result[-1:] != b'\n':
                result += b'\n'

        self.ui.write(result)

    @util.propertycache
    def _hexfunc(self):
        if self.ui.debugflag or self.opts.get(b'long_hash'):
            return hex
        else:
            return short

    def end(self):
        pass


class jsonformatter(defaultformatter):
    def __init__(self, ui, repo, opts):
        super(jsonformatter, self).__init__(ui, repo, opts)
        self.ui.write(b'[')
        self.needcomma = False

    def write(self, annotatedresult, lines=None, existinglines=None):
        if annotatedresult:
            self._writecomma()

        pieces = [
            (name, pycompat.maplist(f, annotatedresult))
            for f, sep, name, enc in self.funcmap
        ]
        if lines is not None:
            pieces.append((b'line', lines))
        pieces.sort()

        seps = [b','] * len(pieces[:-1]) + [b'']

        result = b''
        lasti = len(annotatedresult) - 1
        for i in range(len(annotatedresult)):
            result += b'\n {\n'
            for j, p in enumerate(pieces):
                k, vs = p
                result += b'  "%s": %s%s\n' % (
                    k,
                    templatefilters.json(vs[i], paranoid=False),
                    seps[j],
                )
            result += b' }%s' % (b'' if i == lasti else b',')
        if lasti >= 0:
            self.needcomma = True

        self.ui.write(result)

    def _writecomma(self):
        if self.needcomma:
            self.ui.write(b',')
            self.needcomma = False

    @util.propertycache
    def _hexfunc(self):
        return hex

    def end(self):
        self.ui.write(b'\n]\n')