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import sys, textwrap
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# import from the live mercurial repo
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sys.path.insert(0, "..")
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from mercurial import demandimport; demandimport.enable()
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from mercurial.commands import table, globalopts
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from mercurial.i18n import gettext as _
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from mercurial.help import helptable
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def get_desc(docstr):
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if not docstr:
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return "", ""
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# sanitize
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docstr = docstr.strip("\n")
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docstr = docstr.rstrip()
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shortdesc = docstr.splitlines()[0].strip()
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i = docstr.find("\n")
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if i != -1:
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desc = docstr[i+2:]
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else:
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desc = " %s" % shortdesc
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return (shortdesc, desc)
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def get_opts(opts):
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for shortopt, longopt, default, desc in opts:
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allopts = []
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if shortopt:
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allopts.append("-%s" % shortopt)
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if longopt:
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allopts.append("--%s" % longopt)
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desc += default and _(" (default: %s)") % default or ""
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yield(", ".join(allopts), desc)
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def get_cmd(cmd):
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d = {}
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attr = table[cmd]
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cmds = cmd.lstrip("^").split("|")
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d['synopsis'] = attr[2]
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d['cmd'] = cmds[0]
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d['aliases'] = cmd.split("|")[1:]
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d['desc'] = get_desc(attr[0].__doc__)
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d['opts'] = list(get_opts(attr[1]))
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return d
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def show_doc(ui):
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def bold(s, text=""):
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ui.write("%s\n%s\n%s\n" % (s, "="*len(s), text))
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def underlined(s, text=""):
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ui.write("%s\n%s\n%s\n" % (s, "-"*len(s), text))
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# print options
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underlined(_("OPTIONS"))
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for optstr, desc in get_opts(globalopts):
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ui.write("%s::\n %s\n\n" % (optstr, desc))
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# print cmds
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underlined(_("COMMANDS"))
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h = {}
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for c, attr in table.items():
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f = c.split("|")[0]
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f = f.lstrip("^")
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h[f] = c
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cmds = h.keys()
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cmds.sort()
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for f in cmds:
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if f.startswith("debug"): continue
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d = get_cmd(h[f])
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# synopsis
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ui.write("%s::\n" % d['synopsis'].replace("hg ","", 1))
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# description
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ui.write("%s\n\n" % d['desc'][1])
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# options
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opt_output = list(d['opts'])
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if opt_output:
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opts_len = max([len(line[0]) for line in opt_output])
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ui.write(_(" options:\n"))
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for optstr, desc in opt_output:
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if desc:
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s = "%-*s %s" % (opts_len, optstr, desc)
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else:
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s = optstr
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s = textwrap.fill(s, initial_indent=4 * " ",
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subsequent_indent=(6 + opts_len) * " ")
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ui.write("%s\n" % s)
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ui.write("\n")
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# aliases
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if d['aliases']:
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ui.write(_(" aliases: %s\n\n") % " ".join(d['aliases']))
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# print topics
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for t in helptable:
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l = t.split("|")
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section = l[-1]
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underlined(_(section).upper())
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doc = helptable[t]
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if callable(doc):
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doc = doc()
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ui.write(_(doc))
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ui.write("\n")
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if __name__ == "__main__":
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show_doc(sys.stdout)
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