def compile_string(self, string, filename=None):
compilation = self.make_compilation()
if filename is not None:
f = StringIO(string)
filename = PurePath(filename)
source = SourceFile.from_file(f, origin=filename.parent, relpath=PurePath(filename.name))
else:
source = SourceFile.from_string(string)
compilation.add_source(source)
return self.call_and_catch_errors(compilation.run)
def compile_string(self, string, filename=None):
compilation = self.make_compilation()
if filename is not None:
f = StringIO(string)
filename = PurePath(filename)
source = SourceFile.from_file(f,
origin=filename.parent,
relpath=PurePath(filename.name))
else:
source = SourceFile.from_string(string)
compilation.add_source(source)
return self.call_and_catch_errors(compilation.run)
def compile(self, *paths):
compilation = self.make_compilation()
for path in paths:
path = PurePath(path)
if path.is_absolute():
path = path.relative_to('/')
filename, storage = get_file_and_storage(str(path))
with storage.open(filename) as f:
source = SourceFile.from_file(f,
origin=path.parent,
relpath=PurePath(path.name))
compilation.add_source(source)
return self.call_and_catch_errors(compilation.run)
def do_build(options, args):
if options.output is not None:
out = open(options.output, 'wb')
else:
out = sys.stdout
# Get the unencoded stream on Python 3
out = getattr(out, 'buffer', out)
css = Scss(
scss_opts={
'style': options.style,
'debug_info': options.debug_info,
},
search_paths=options.load_paths,
)
if not args:
args = ['-']
source_files = []
for path in args:
if path == '-':
source = SourceFile.from_file(sys.stdin,
relpath="<stdin>",
is_sass=options.is_sass)
else:
source = SourceFile.from_filename(path, is_sass=options.is_sass)
source_files.append(source)
encodings = set(source.encoding for source in source_files)
if len(encodings) > 1:
sys.stderr.write("Can't combine these files! "
"They have different encodings: {0}\n".format(
', '.join(encodings)))
sys.exit(3)
output = css.compile(source_files=source_files)
out.write(output.encode(source_files[0].encoding))
for f, t in profiling.items():
sys.stderr.write("%s took %03fs" % (f, t))
def do_build(options, args):
if options.output is not None:
out = open(options.output, 'wb')
else:
out = sys.stdout
# Get the unencoded stream on Python 3
out = getattr(out, 'buffer', out)
css = Scss(scss_opts={
'style': options.style,
'debug_info': options.debug_info,
},
search_paths=options.load_paths,
)
if not args:
args = ['-']
source_files = []
for path in args:
if path == '-':
source = SourceFile.from_file(sys.stdin, relpath="<stdin>", is_sass=options.is_sass)
else:
source = SourceFile.from_filename(path, is_sass=options.is_sass)
source_files.append(source)
encodings = set(source.encoding for source in source_files)
if len(encodings) > 1:
sys.stderr.write(
"Can't combine these files! "
"They have different encodings: {0}\n"
.format(', '.join(encodings))
)
sys.exit(3)
output = css.compile(source_files=source_files)
out.write(output.encode(source_files[0].encoding))
for f, t in profiling.items():
sys.stderr.write("%s took %03fs" % (f, t))
def handle_import(self, name, compilation, rule):
"""
Re-implementation of the core Sass import mechanism, which looks for
files using the staticfiles storage and staticfiles finders.
"""
original_path = PurePath(name)
search_exts = list(compilation.compiler.dynamic_extensions)
if original_path.suffix and original_path.suffix in search_exts:
basename = original_path.stem
else:
basename = original_path.name
if original_path.is_absolute() or name[
0] == '/': # such that name like '/path/to/file.scss' works on Windows
# Remove the beginning slash
search_path = original_path.relative_to('/').parent
elif rule.source_file.origin:
search_path = rule.source_file.origin
if original_path.parent:
search_path = os.path.normpath(
str(search_path / original_path.parent))
else:
search_path = original_path.parent
for prefix, suffix in product(('_', ''), search_exts):
filename = PurePath(prefix + basename + suffix)
full_filename, storage = get_file_and_storage(
str(search_path / filename))
if full_filename:
with storage.open(full_filename) as f:
return SourceFile.from_file(f,
origin=search_path,
relpath=filename)
def compile(
self, scss_string=None, scss_file=None, source_files=None,
super_selector=None, filename=None, is_sass=None,
line_numbers=True, import_static_css=False):
"""Compile Sass to CSS. Returns a single CSS string.
This method is DEPRECATED; see :mod:`scss.compiler` instead.
"""
# Derive our root namespace
self.scss_vars = _default_scss_vars.copy()
if self._scss_vars is not None:
self.scss_vars.update(self._scss_vars)
root_namespace = Namespace(
variables=self.scss_vars,
functions=self._library,
)
# Figure out search paths. Fall back from provided explicitly to
# defined globally to just searching the current directory
search_paths = ['.']
if self._search_paths is not None:
assert not isinstance(self._search_paths, six.string_types), \
"`search_paths` should be an iterable, not a string"
search_paths.extend(self._search_paths)
else:
if config.LOAD_PATHS:
if isinstance(config.LOAD_PATHS, six.string_types):
# Back-compat: allow comma-delimited
search_paths.extend(config.LOAD_PATHS.split(','))
else:
search_paths.extend(config.LOAD_PATHS)
search_paths.extend(self._scss_opts.get('load_paths', []))
# Normalize a few old styles of options
output_style = self._scss_opts.get('style', config.STYLE)
if output_style is True:
output_style = 'compressed'
elif output_style is False:
output_style = 'legacy'
fixed_search_path = []
for path in search_paths:
if isinstance(path, six.string_types):
fixed_search_path.append(Path(path))
else:
fixed_search_path.append(path)
# Build the compiler
compiler = Compiler(
namespace=root_namespace,
extensions=[
CoreExtension,
ExtraExtension,
FontsExtension,
CompassExtension,
BootstrapExtension,
],
search_path=fixed_search_path,
import_static_css=import_static_css,
live_errors=self.live_errors,
generate_source_map=self._scss_opts.get('debug_info', False),
output_style=output_style,
warn_unused_imports=self._scss_opts.get('warn_unused', False),
ignore_parse_errors=config.DEBUG,
loops_have_own_scopes=config.CONTROL_SCOPING,
undefined_variables_fatal=config.FATAL_UNDEFINED,
super_selector=super_selector or self.super_selector,
)
# Gonna add the source files manually
compilation = compiler.make_compilation()
# Inject the files we know about
# TODO how does this work with the expectation of absoluteness
if source_files is not None:
for source in source_files:
compilation.add_source(source)
elif scss_string is not None:
source = SourceFile.from_string(
scss_string,
relpath=filename,
is_sass=is_sass,
)
compilation.add_source(source)
elif scss_file is not None:
# This is now the only way to allow forcibly overriding the
# filename a source "thinks" it is
with open(scss_file, 'rb') as f:
source = SourceFile.from_file(
f,
relpath=filename or scss_file,
is_sass=is_sass,
)
compilation.add_source(source)
# Plus the ones from the constructor
if self._scss_files:
for name, contents in list(self._scss_files.items()):
source = SourceFile.from_string(contents, relpath=name)
compilation.add_source(source)
return compiler.call_and_catch_errors(compilation.run)
def compile(self,
scss_string=None,
scss_file=None,
source_files=None,
super_selector=None,
filename=None,
is_sass=None,
line_numbers=True,
import_static_css=False):
"""Compile Sass to CSS. Returns a single CSS string.
This method is DEPRECATED; see :mod:`scss.compiler` instead.
"""
# Derive our root namespace
self.scss_vars = _default_scss_vars.copy()
if self._scss_vars is not None:
self.scss_vars.update(self._scss_vars)
root_namespace = Namespace(
variables=self.scss_vars,
functions=self._library,
)
# Figure out search paths. Fall back from provided explicitly to
# defined globally to just searching the current directory
search_paths = ['.']
if self._search_paths is not None:
assert not isinstance(self._search_paths, six.string_types), \
"`search_paths` should be an iterable, not a string"
search_paths.extend(self._search_paths)
else:
if config.LOAD_PATHS:
if isinstance(config.LOAD_PATHS, six.string_types):
# Back-compat: allow comma-delimited
search_paths.extend(config.LOAD_PATHS.split(','))
else:
search_paths.extend(config.LOAD_PATHS)
search_paths.extend(self._scss_opts.get('load_paths', []))
# Normalize a few old styles of options
output_style = self._scss_opts.get('style', config.STYLE)
if output_style is True:
output_style = 'compressed'
elif output_style is False:
output_style = 'legacy'
fixed_search_path = []
for path in search_paths:
if isinstance(path, six.string_types):
fixed_search_path.append(Path(path))
else:
fixed_search_path.append(path)
# Build the compiler
compiler = Compiler(
namespace=root_namespace,
extensions=[
CoreExtension,
ExtraExtension,
FontsExtension,
CompassExtension,
BootstrapExtension,
],
search_path=fixed_search_path,
import_static_css=import_static_css,
live_errors=self.live_errors,
generate_source_map=self._scss_opts.get('debug_info', False),
output_style=output_style,
warn_unused_imports=self._scss_opts.get('warn_unused', False),
ignore_parse_errors=config.DEBUG,
loops_have_own_scopes=config.CONTROL_SCOPING,
undefined_variables_fatal=config.FATAL_UNDEFINED,
super_selector=super_selector or self.super_selector,
)
# Gonna add the source files manually
compilation = compiler.make_compilation()
# Inject the files we know about
# TODO how does this work with the expectation of absoluteness
if source_files is not None:
for source in source_files:
compilation.add_source(source)
elif scss_string is not None:
source = SourceFile.from_string(
scss_string,
relpath=filename,
is_sass=is_sass,
)
compilation.add_source(source)
elif scss_file is not None:
# This is now the only way to allow forcibly overriding the
# filename a source "thinks" it is
with open(scss_file, 'rb') as f:
source = SourceFile.from_file(
f,
relpath=filename or scss_file,
is_sass=is_sass,
)
compilation.add_source(source)
# Plus the ones from the constructor
if self._scss_files:
for name, contents in list(self._scss_files.items()):
source = SourceFile.from_string(contents, relpath=name)
compilation.add_source(source)
return compiler.call_and_catch_errors(compilation.run)
def handle_import(self, name, compilation, rule):
"""
Re-implementation of the core Sass import mechanism, which looks for
files using the staticfiles storage and staticfiles finders.
"""
original_path = PurePath(name)
if original_path.suffix:
search_exts = [original_path.suffix]
else:
search_exts = compilation.compiler.dynamic_extensions
if original_path.is_absolute():
# Remove the beginning slash
search_path = original_path.relative_to('/').parent
elif rule.source_file.origin:
search_path = rule.source_file.origin
if original_path.parent:
search_path = search_path / original_path.parent
else:
search_path = original_path.parent
basename = original_path.stem
for prefix, suffix in product(('_', ''), search_exts):
filename = PurePath(prefix + basename + suffix)
full_filename, storage = get_file_and_storage(str(search_path / filename))
if full_filename:
with storage.open(full_filename) as f:
return SourceFile.from_file(f, origin=search_path, relpath=filename)
def compile(self, *paths):
compilation = self.make_compilation()
for path in paths:
path = PurePath(path)
if path.is_absolute():
path = path.relative_to('/')
filename, storage = get_file_and_storage(str(path))
with storage.open(filename) as f:
source = SourceFile.from_file(f, origin=path.parent, relpath=PurePath(path.name))
compilation.add_source(source)
return self.call_and_catch_errors(compilation.run)
