def format_line(line, first="", subsequent="", force_quiet=False):
"""Wrap a string at word boundaries and optionally indent the first line
and/or subsequent lines with custom strings.
Preserve newlines if the longest line is not longer than
CONFIG['termWidth']. To force the preservation of newlines and indents,
split the string into a list and feed it to format_line via format_list.
@see: format_list()
@type line: string
@param line: text to format
@type first: string
@param first: text to prepend to the first line
@type subsequent: string
@param subsequent: text to prepend to subsequent lines
@type force_quiet: boolean
@rtype: string
@return: A wrapped line
"""
if line:
line = line.expandtabs().strip("\n").splitlines()
else:
if force_quiet:
return
else:
return first + "None specified"
if len(first) > len(subsequent):
wider_indent = first
else:
wider_indent = subsequent
widest_line_len = len(max(line, key=len)) + len(wider_indent)
if widest_line_len > CONFIG['termWidth']:
twrap = TextWrapper(width=CONFIG['termWidth'], expand_tabs=False,
initial_indent=first, subsequent_indent=subsequent)
line = " ".join(line)
line = re.sub("\s+", " ", line)
line = line.lstrip()
result = twrap.fill(line)
else:
# line will fit inside CONFIG['termWidth'], so preserve whitespace and
# newlines
line[0] = first + line[0] # Avoid two newlines if len == 1
if len(line) > 1:
line[0] = line[0] + "\n"
for i in range(1, (len(line[1:-1]) + 1)):
line[i] = subsequent + line[i] + "\n"
line[-1] = subsequent + line[-1] # Avoid two newlines on last line
if line[-1].isspace():
del line[-1] # Avoid trailing blank lines
result = "".join(line)
return result
def format_line(line, first="", subsequent="", force_quiet=False):
"""Wrap a string at word boundaries and optionally indent the first line
and/or subsequent lines with custom strings.
Preserve newlines if the longest line is not longer than
CONFIG['termWidth']. To force the preservation of newlines and indents,
split the string into a list and feed it to format_line via format_list.
@see: format_list()
@type line: string
@param line: text to format
@type first: string
@param first: text to prepend to the first line
@type subsequent: string
@param subsequent: text to prepend to subsequent lines
@type force_quiet: boolean
@rtype: string
@return: A wrapped line
"""
if line:
line = line.expandtabs().strip("\n").splitlines()
else:
if force_quiet:
return
else:
return first + "None specified"
if len(first) > len(subsequent):
wider_indent = first
else:
wider_indent = subsequent
widest_line_len = len(max(line, key=len)) + len(wider_indent)
if widest_line_len > CONFIG['termWidth']:
twrap = TextWrapper(width=CONFIG['termWidth'], expand_tabs=False,
initial_indent=first, subsequent_indent=subsequent)
line = " ".join(line)
line = re.sub("\s+", " ", line)
line = line.lstrip()
result = twrap.fill(line)
else:
# line will fit inside CONFIG['termWidth'], so preserve whitespace and
# newlines
line[0] = first + line[0] # Avoid two newlines if len == 1
if len(line) > 1:
line[0] = line[0] + "\n"
for i in range(1, (len(line[1:-1]) + 1)):
line[i] = subsequent + line[i] + "\n"
line[-1] = subsequent + line[-1] # Avoid two newlines on last line
if line[-1].isspace():
del line[-1] # Avoid trailing blank lines
result = "".join(line)
return result
def format_options_respect_newline(options, indent_c=25): """Like format_options, but respects newlines.""" wrapper = TextWrapper(width=gentoolkit.CONFIG['termWidth']) result = [] opts, descs = zip(*options) for opt, desc in zip(opts, descs): wrapper.initial_indent = gentoolkit.pprinter.emph(opt.ljust(indent_c)) wrapper.subsequent_indent = " " * indent_c for line in desc.splitlines(): result.append(wrapper.fill(line)) wrapper.initial_indent = ''.ljust(indent_c) return '\n'.join(result)
def format_options(options):
"""Format module options.
@type options: list
@param options: [('option 1', 'description 1'), ('option 2', 'des... )]
@rtype: str
@return: formatted options string
"""
result = []
twrap = TextWrapper(width=gentoolkit.CONFIG["termWidth"])
opts = (x[0] for x in options)
descs = (x[1] for x in options)
for opt, desc in zip(opts, descs):
twrap.initial_indent = pp.emph(opt.ljust(25))
twrap.subsequent_indent = " " * 25
result.append(twrap.fill(desc))
return "\n".join(result)
def format_options(options):
"""Format module options.
@type options: list
@param options: [('option 1', 'description 1'), ('option 2', 'des... )]
@rtype: str
@return: formatted options string
"""
result = []
twrap = TextWrapper(width=gentoolkit.CONFIG['termWidth'])
opts = (x[0] for x in options)
descs = (x[1] for x in options)
for opt, desc in zip(opts, descs):
twrap.initial_indent = pp.emph(opt.ljust(25))
twrap.subsequent_indent = " " * 25
result.append(twrap.fill(desc))
return '\n'.join(result)
class CpvValueWrapper(object): """Format a cpv and linewrap pre-formatted values""" def __init__(self, cpv_width=None, width=None): self.cpv_width = cpv_width if width is None: width = gentoolkit.CONFIG['termWidth'] self.twrap = TextWrapper(width=width) #self.init_indent = len(self.spacer) def _format_values(self, key, values): """Format entry values ie. USE flags, keywords,... @type key: str @param key: a pre-formatted cpv @type values: list of pre-formatted strings @param values: ['flag1', 'flag2',...] @rtype: str @return: formatted options string """ result = [] if self.cpv_width > 1: _cpv = pp.cpv(key+'.'*(self.cpv_width-len(key))) if not len(values): return _cpv self.twrap.initial_indent = _cpv self.twrap.subsequent_indent = " " * (self.cpv_width+1) else: _cpv = pp.cpv(key+' ') if not len(values): return _cpv self.twrap.initial_indent = _cpv self.twrap.subsequent_indent = " " * (len(key)+1) result.append(self.twrap.fill(values)) return '\n'.join(result)
class CpvValueWrapper:
"""Format a cpv and linewrap pre-formatted values"""
def __init__(self, cpv_width=None, width=None):
self.cpv_width = cpv_width
if width is None:
width = gentoolkit.CONFIG["termWidth"]
self.twrap = TextWrapper(width=width)
# self.init_indent = len(self.spacer)
def _format_values(self, key, values):
"""Format entry values ie. USE flags, keywords,...
@type key: str
@param key: a pre-formatted cpv
@type values: list of pre-formatted strings
@param values: ['flag1', 'flag2',...]
@rtype: str
@return: formatted options string
"""
result = []
if self.cpv_width > 1:
_cpv = pp.cpv(key + "." * (self.cpv_width - len(key)))
if not len(values):
return _cpv
self.twrap.initial_indent = _cpv
self.twrap.subsequent_indent = " " * (self.cpv_width + 1)
else:
_cpv = pp.cpv(key + " ")
if not len(values):
return _cpv
self.twrap.initial_indent = _cpv
self.twrap.subsequent_indent = " " * (len(key) + 1)
result.append(self.twrap.fill(values))
return "\n".join(result)
def display_useflags(output):
"""Print USE flag descriptions and statuses.
@type output: list
@param output: [(inuse, inused, flag, desc, restrict), ...]
inuse (int) = 0 or 1; if 1, flag is set in make.conf
inused (int) = 0 or 1; if 1, package is installed with flag enabled
flag (str) = the name of the USE flag
desc (str) = the flag's description
restrict (str) = corresponds to the text of restrict in metadata
"""
maxflag_len = len(max([t[2] for t in output], key=len))
twrap = TextWrapper()
twrap.width = CONFIG['termWidth']
twrap.subsequent_indent = " " * (maxflag_len + 8)
markers = ("-", "+")
color = (
partial(pp.useflag, enabled=False), partial(pp.useflag, enabled=True)
)
for in_makeconf, in_installed, flag, desc, restrict in output:
if CONFIG['verbose']:
flag_name = ""
if in_makeconf != in_installed:
flag_name += pp.emph(" %s %s" %
(markers[in_makeconf], markers[in_installed]))
else:
flag_name += (" %s %s" %
(markers[in_makeconf], markers[in_installed]))
flag_name += " " + color[in_makeconf](flag.ljust(maxflag_len))
flag_name += " : "
# Strip initial whitespace at the start of the description
# Bug 432530
if desc:
desc = desc.lstrip()
# print description
if restrict:
restrict = "(%s %s)" % (pp.emph("Restricted to"),
pp.cpv(restrict))
twrap.initial_indent = flag_name
pp.uprint(twrap.fill(restrict))
if desc:
twrap.initial_indent = twrap.subsequent_indent
pp.uprint(twrap.fill(desc))
else:
print(" : <unknown>")
else:
if desc:
twrap.initial_indent = flag_name
desc = twrap.fill(desc)
pp.uprint(desc)
else:
twrap.initial_indent = flag_name
print(twrap.fill("<unknown>"))
else:
pp.uprint(markers[in_makeconf] + flag)
def display_useflags(output):
"""Print USE flag descriptions and statuses.
@type output: list
@param output: [(inuse, inused, flag, desc, restrict), ...]
inuse (int) = 0 or 1; if 1, flag is set in make.conf
inused (int) = 0 or 1; if 1, package is installed with flag enabled
flag (str) = the name of the USE flag
desc (str) = the flag's description
restrict (str) = corresponds to the text of restrict in metadata
"""
maxflag_len = len(max([t[2] for t in output], key=len))
twrap = TextWrapper()
twrap.width = CONFIG['termWidth']
twrap.subsequent_indent = " " * (maxflag_len + 8)
markers = ("-", "+")
color = (
partial(pp.useflag, enabled=False), partial(pp.useflag, enabled=True)
)
for in_makeconf, in_installed, flag, desc, restrict in output:
if CONFIG['verbose']:
flag_name = ""
if in_makeconf != in_installed:
flag_name += pp.emph(" %s %s" %
(markers[in_makeconf], markers[in_installed]))
else:
flag_name += (" %s %s" %
(markers[in_makeconf], markers[in_installed]))
flag_name += " " + color[in_makeconf](flag.ljust(maxflag_len))
flag_name += " : "
# Strip initial whitespace at the start of the description
# Bug 432530
if desc:
desc = desc.lstrip()
# print description
if restrict:
restrict = "(%s %s)" % (pp.emph("Restricted to"),
pp.cpv(restrict))
twrap.initial_indent = flag_name
pp.uprint(twrap.fill(restrict))
if desc:
twrap.initial_indent = twrap.subsequent_indent
pp.uprint(twrap.fill(desc))
else:
print(" : <unknown>")
else:
if desc:
twrap.initial_indent = flag_name
desc = twrap.fill(desc)
pp.uprint(desc)
else:
twrap.initial_indent = flag_name
print(twrap.fill("<unknown>"))
else:
pp.uprint(markers[in_makeconf] + flag)
def __init__(self, cpv_width=None, width=None):
self.cpv_width = cpv_width
if width is None:
width = gentoolkit.CONFIG["termWidth"]
self.twrap = TextWrapper(width=width)
def __init__(self, cpv_width=None, width=None): self.cpv_width = cpv_width if width is None: width = gentoolkit.CONFIG['termWidth'] self.twrap = TextWrapper(width=width)