adapt linter

powerline/lint/__init__.py

@@ -66,7 +66,7 @@ main_spec = (Spec(
 		default_top_theme=top_theme_spec().optional(),
 		term_truecolor=Spec().type(bool).optional(),
 		term_escape_style=Spec().type(unicode).oneof(set(('auto', 'xterm', 'fbterm'))).optional(),
-		# Python is capable of loading from zip archives. Thus checking path 
+		# Python is capable of loading from zip archives. Thus checking path
 		# only for existence of the path, not for it being a directory
 		paths=Spec().list(
 			(lambda value, *args: (True, True, not os.path.exists(os.path.expanduser(value.value)))),
@@ -144,19 +144,33 @@ true_color_spec = Spec().re(
 	'^[0-9a-fA-F]{6}$',
 	(lambda value: '"{0}" is not a six-digit hexadecimal unsigned integer written as a string'.format(value))
 ).copy
+hex_color_spec = Spec().re(
+	'0x[0-9a-fA-F]{6}$',
+	(lambda value: '"{0}" is not a six-digit hexadecimal unsigned integer written as a string'.format(value))
+).copy
+hex_color_spec_long = Spec().re(
+	'0x[0-9a-fA-F]{8}$',
+	(lambda value: '"{0}" is not a eight-digit hexadecimal unsigned integer written as a string'.format(value))
+).copy
+
 colors_spec = (Spec(
 	colors=Spec().unknown_spec(
 		Spec().ident(),
 		Spec().either(
 			Spec().tuple(term_color_spec(), true_color_spec()),
-			term_color_spec()
+			term_color_spec(),
+			hex_color_spec(),
+			hex_color_spec_long()
 		)
 	).context_message('Error while checking colors (key {key})'),
 	gradients=Spec().unknown_spec(
 		Spec().ident(),
-		Spec().tuple(
-			Spec().len('gt', 1).list(term_color_spec()),
-			Spec().len('gt', 1).list(true_color_spec()).optional(),
+		Spec().either(
+			Spec().tuple(
+				Spec().len('gt', 1).list(term_color_spec()),
+				Spec().len('gt', 1).list(true_color_spec()).optional(),
+			),
+			Spec().len('gt', 1).list(hex_color_spec())
 		)
 	).context_message('Error while checking gradients (key {key})'),
 ).context_message('Error while loading colors configuration'))
@@ -168,7 +182,8 @@ group_name_spec = Spec().ident().copy
 group_spec = Spec().either(Spec(
 	fg=color_spec(),
 	bg=color_spec(),
-	attrs=Spec().list(Spec().type(unicode).oneof(set(('bold', 'italic', 'underline')))),
+	attrs=Spec().list(Spec().type(unicode).oneof(set(('bold', 'italic', 'underline', 'overline')))).optional(),
+	click=Spec().optional(),
 ), group_name_spec().func(check_group)).copy
 groups_spec = Spec().unknown_spec(
 	group_name_spec(),
@@ -214,19 +229,37 @@ shell_colorscheme_spec = (Spec(
 		mode_translations_value_spec(),
 	).optional().context_message('Error while loading mode translations (key {key})'),
 ).context_message('Error while loading shell colorscheme'))
-
+ipython_mode_spec = Spec().oneof(set(['vi-navigation', 'vi-insert', 'vi-insert-multiple',
+	'vi-replace'])).copy
+ipython_colorscheme_spec = (Spec(
+	name=name_spec(),
+	groups=groups_spec(),
+	mode_translations=Spec().unknown_spec(
+		ipython_mode_spec(),
+		mode_translations_value_spec(),
+	).optional().context_message('Error while loading mode translations (key {key})'),
+).context_message('Error while loading vim colorscheme'))
 
 args_spec = Spec(
 	pl=Spec().error('pl object must be set by powerline').optional(),
 	segment_info=Spec().error('Segment info dictionary must be set by powerline').optional(),
 ).unknown_spec(Spec(), Spec()).optional().copy
 segment_module_spec = Spec().type(unicode).func(check_segment_module).optional().copy
-exinclude_spec = Spec().re(function_name_re).func(check_exinclude_function).copy
+exinclude_spec = Spec().either(
+	Spec(
+		function=Spec().re(function_name_re).func(check_segment_function),
+		args=Spec().unknown_spec(Spec(), Spec()).func(
+			lambda *args, **kwargs: check_args(get_one_segment_function, *args, **kwargs)
+		)
+	).func(lambda *args, **kwargs: (True, True, False)),
+	Spec().re(function_name_re).func(check_exinclude_function)
+).copy
+
 segment_spec_base = Spec(
 	name=Spec().re('^[a-zA-Z_]\w*$').optional(),
 	function=Spec().re(function_name_re).func(check_segment_function).optional(),
-	exclude_modes=Spec().list(vim_mode_spec()).optional(),
-	include_modes=Spec().list(vim_mode_spec()).optional(),
+	exclude_modes=Spec().optional(),
+	include_modes=Spec().optional(),
 	exclude_function=exinclude_spec().optional(),
 	include_function=exinclude_spec().optional(),
 	draw_hard_divider=Spec().type(bool).optional(),
@@ -263,9 +296,10 @@ segments_spec = Spec().optional().list(segment_spec).copy
 segdict_spec = Spec(
 	left=segments_spec().context_message('Error while loading segments from left side (key {key})'),
 	right=segments_spec().context_message('Error while loading segments from right side (key {key})'),
+	center=segments_spec().context_message('Error while loading segments from center side (key {key})'),
 ).func(
-	(lambda value, *args: (True, True, not (('left' in value) or ('right' in value)))),
-	(lambda value: 'segments dictionary must contain either left, right or both keys')
+	(lambda value, *args: (True, True, not (('left' in value) or ('right' in value) or ('center' in value)))),
+	(lambda value: 'segments dictionary must contain either left, right, center or all keys')
 ).context_message('Error while loading segments (key {key})').copy
 divside_spec = Spec(
 	hard=divider_spec(),
@@ -281,6 +315,7 @@ segment_data_value_spec = Spec(
 dividers_spec = Spec(
 	left=divside_spec(),
 	right=divside_spec(),
+	center=divside_spec(),
 ).copy
 spaces_spec = Spec().unsigned().cmp(
 	'le', 2, (lambda value: 'Are you sure you need such a big ({0}) number of spaces?'.format(value))
@@ -396,17 +431,17 @@ def check(paths=None, debug=False, echoerr=echoerr, require_ext=None):
 	:param list paths:
 		Paths from which configuration should be loaded.
 	:param bool debug:
-		Determines whether some information useful for debugging linter should 
+		Determines whether some information useful for debugging linter should
 		be output.
 	:param function echoerr:
-		Function that will be used to echo the error(s). Should accept four 
-		optional keyword parameters: ``problem`` and ``problem_mark``, and 
+		Function that will be used to echo the error(s). Should accept four
+		optional keyword parameters: ``problem`` and ``problem_mark``, and
 		``context`` and ``context_mark``.
 	:param str require_ext:
 		Require configuration for some extension to be present.
 
 	:return:
-		``False`` if user configuration seems to be completely sane and ``True`` 
+		``False`` if user configuration seems to be completely sane and ``True``
 		if some problems were found.
 	'''
 	hadproblem = False
@@ -556,8 +591,10 @@ def check(paths=None, debug=False, echoerr=echoerr, require_ext=None):
 				spec = vim_colorscheme_spec
 			elif ext == 'shell':
 				spec = shell_colorscheme_spec
+			elif ext == 'ipython':
+				spec = ipython_colorscheme_spec
 			else:
-				spec = colorscheme_spec
+				spec = top_colorscheme_spec
 			if spec.match(config, context=Context(config), data=data, echoerr=ee)[1]:
 				hadproblem = True
 

powerline/lint/checks.py

@@ -16,7 +16,7 @@ from powerline.lint.context import JStr, list_themes
 from powerline.lint.imp import WithPath, import_function, import_segment
 from powerline.lint.spec import Spec
 from powerline.lint.inspect import getconfigargspec
-
+from powerline.colorscheme import hex_to_cterm
 
 list_sep = JStr(', ')
 
@@ -152,13 +152,18 @@ def check_top_theme(theme, data, context, echoerr):
 def check_color(color, data, context, echoerr):
 	havemarks(color)
 	if (color not in data['colors_config'].get('colors', {})
-		and color not in data['colors_config'].get('gradients', {})):
+			and color not in data['colors_config'].get('gradients', {})):
+		try:
+			if hex_to_cterm(color) != -1:
+				return True, False, False
+		except Exception:
+			pass
 		echoerr(
-			context='Error while checking highlight group in colorscheme (key {key})'.format(
-				key=context.key),
-			problem='found unexistent color or gradient {0}'.format(color),
-			problem_mark=color.mark
-		)
+				context='Error while checking highlight group in colorscheme (key {key})'.format(
+					key=context.key),
+				problem='found unexistent color or gradient {0}'.format(color),
+				problem_mark=color.mark
+			)
 		return True, False, True
 	return True, False, False
 
@@ -256,7 +261,7 @@ def check_key_compatibility(segment, data, context, echoerr):
 	hadproblem = False
 
 	keys = set(segment)
-	if not ((keys - generic_keys) < type_keys[segment_type]):
+	if not ((keys - generic_keys) <= type_keys[segment_type]):
 		unknown_keys = keys - generic_keys - type_keys[segment_type]
 		echoerr(
 			context='Error while checking segments (key {key})'.format(key=context.key),
@@ -542,7 +547,7 @@ def hl_group_in_colorscheme(hl_group, cconfig, allow_gradients, data, context, e
 			try:
 				group_config = cconfig['groups'][group_config]
 			except KeyError:
-				# No such group. Error was already reported when checking 
+				# No such group. Error was already reported when checking
 				# colorschemes.
 				return True
 		havemarks(group_config)
@@ -550,12 +555,12 @@ def hl_group_in_colorscheme(hl_group, cconfig, allow_gradients, data, context, e
 		for ckey in ('fg', 'bg'):
 			color = group_config.get(ckey)
 			if not color:
-				# No color. Error was already reported when checking 
+				# No color. Error was already reported when checking
 				# colorschemes.
 				return True
 			havemarks(color)
-			# Gradients are only allowed for function segments. Note that 
-			# whether *either* color or gradient exists should have been 
+			# Gradients are only allowed for function segments. Note that
+			# whether *either* color or gradient exists should have been
 			# already checked
 			hascolor = color in data['colors_config'].get('colors', {})
 			hasgradient = color in data['colors_config'].get('gradients', {})
@@ -570,15 +575,6 @@ def hl_group_in_colorscheme(hl_group, cconfig, allow_gradients, data, context, e
 					problem_mark=color.mark
 				)
 				return False
-		if allow_gradients == 'force' and not hadgradient:
-			echoerr(
-				context='Error while checking highlight group in theme (key {key})'.format(
-					key=context.key),
-				context_mark=hl_group.mark,
-				problem='group {0} should have at least one gradient color, but it has no'.format(hl_group),
-				problem_mark=group_config.mark
-			)
-			return False
 	return True
 
 
@@ -586,7 +582,7 @@ def hl_exists(hl_group, data, context, echoerr, allow_gradients=False):
 	havemarks(hl_group)
 	ext = data['ext']
 	if ext not in data['colorscheme_configs']:
-		# No colorschemes. Error was already reported, no need to report it 
+		# No colorschemes. Error was already reported, no need to report it
 		# twice
 		return []
 	r = []
@@ -805,7 +801,7 @@ def check_exinclude_function(name, data, context, echoerr):
 def check_log_file_level(this_level, data, context, echoerr):
 	'''Check handler level specified in :ref:`log_file key <config-common-log>`
 
-	This level must be greater or equal to the level in :ref:`log_level key 
+	This level must be greater or equal to the level in :ref:`log_level key
 	<config-common-log_level>`.
 	'''
 	havemarks(this_level)