def _find_sections(self):
pattern = re.compile("^\[([a-z]{2,50})\]")
current_lines = []
sections = {}
Section = namedtuple("Section", "line content headline")
parsed_sections = set()
for i, line in enumerate(self._text.splitlines()):
m = pattern.match(line)
if m:
group = m.group(1)
if group not in BiiConfig.sections:
raise ConfigurationFileError(
"%d: Unrecognized section '%s'" % (i + 1, group))
if group in parsed_sections:
raise ConfigurationFileError(
"%d: Duplicated section '%s'" % (i + 1, group))
parsed_sections.add(group)
current_lines = []
sections[group] = Section(i + 1, current_lines, line)
else:
current_lines.append(line)
return {
name: Section(line, '\n'.join(lines), headline)
for name, (line, lines, headline) in sections.iteritems()
}
def parse_dependencies(line):
tokens = line.strip().split(':', 1)
if len(tokens) != 2:
raise ConfigurationFileError(
'Every entry in layout should be NAME: RELATIVE PATH')
name, value = tokens
if name not in default_layout:
raise ConfigurationFileError('Unknown layout entry %s' % name)
# relative path between tmp and project with the project name as dest folder
if "$TMP" in value:
try:
tmp_rel_folder = os.path.join(
os.path.relpath(tempfile.gettempdir(), project_root),
os.path.basename(project_root)).replace('\\', '/')
except Exception:
raise ConfigurationFileError(
"Unable to compute relative path to $TMP folder "
"in layout.bii\nYou are probably in another drive "
"to your tmp folder")
value = value.replace("$TMP", tmp_rel_folder)
value = value.strip()
if value == "/" or value.lower() == "false":
value = ""
if name == ROOT_BLOCK:
value = BlockName(value)
current_layout[name] = value
def deserialize(cls, data):
try:
d = smart_deserialize(cls, data)
except ValueError as error:
raise ConfigurationFileError("Error parsing settings.bii %s %s" %
(os.linesep, error))
return d
def evaluate(self, settings):
aux = {}
exec self.code in aux
f = aux['virtual']
tokens = self.name.rsplit('/', 1)
try:
evaluated = f(settings)
return BlockCellName('%s/%s/%s' % (tokens[0], evaluated, tokens[1]))
except Exception as e:
raise ConfigurationFileError("Error evaluating virtual resource %s, %s. "
"Check virtual.bii and try again" % (self.ID, e))
def bii_config(self):
bii_configs = {}
for block_cell_name, (resource, _) in self.iteritems():
if block_cell_name.cell_name == 'biicode.conf':
try:
content_ = resource.content.load.text
bii_config = BiiConfig(content_)
except ConfigurationFileError as e:
raise ConfigurationFileError('%s: Line %s'
% (block_cell_name, str(e)))
bii_configs[block_cell_name.block_name] = bii_config
return bii_configs
def parse(text, line_parser, base_line_number=0):
"""Parse configuration file. parse_tokens method should be written on to provide behavior
depending on each case.
Comments with # and blank lines are skipped
Params:
text: string to be parsed on a per line basis
"""
for i, line in enumerate(text.splitlines()):
line = line.strip()
if not line or line.startswith('#'): # Blank and comment lines
continue
tokens = line.split('#', 1)
line = tokens[0]
if '<<<' in line or '===' in line or '>>>' in line:
raise ConfigurationFileError('%d: merge conflict' %
(i + 1 + base_line_number))
try:
line_parser(line)
except Exception as e:
raise ConfigurationFileError('%d: Parse error: \n\t%s' %
(i + 1 + base_line_number, str(e)))
def config(self):
if self._config is None:
try:
res = self._resources[BIICODE_FILE]
content = res.content.load.bytes
except KeyError:
content = None
try:
self._config = BiiConfig(content)
except ConfigurationFileError as e:
raise ConfigurationFileError('%s/biicode.conf: Line %s' %
(self.block_name, str(e)))
return self._config
def loads(cls, data):
"""Load Settings from a yaml file."""
try:
settings = yaml_loads(cls, data) or cls()
except ScannerError as e:
raise ConfigurationFileError(str(e))
# Migration to 2.3 new toolchain settings. Remove July 2015
if settings.cpp.generator:
settings.cmake.generator = settings.cpp.generator
settings.cpp = CPPSettings()
if settings.arduino.generator:
settings.cmake.generator = settings.arduino.generator
settings.arduino.generator = None
return settings
def parse_layout_conf(text, project_root):
""" parses a layout.bii file, with the format:
lib: mylib
deps: dependencies
...
"""
current_layout = default_layout.copy()
def parse_dependencies(line):
tokens = line.strip().split(':', 1)
if len(tokens) != 2:
raise ConfigurationFileError(
'Every entry in layout should be NAME: RELATIVE PATH')
name, value = tokens
if name not in default_layout:
raise ConfigurationFileError('Unknown layout entry %s' % name)
# relative path between tmp and project with the project name as dest folder
if "$TMP" in value:
try:
tmp_rel_folder = os.path.join(
os.path.relpath(tempfile.gettempdir(), project_root),
os.path.basename(project_root)).replace('\\', '/')
except Exception:
raise ConfigurationFileError(
"Unable to compute relative path to $TMP folder "
"in layout.bii\nYou are probably in another drive "
"to your tmp folder")
value = value.replace("$TMP", tmp_rel_folder)
value = value.strip()
if value == "/" or value.lower() == "false":
value = ""
if name == ROOT_BLOCK:
value = BlockName(value)
current_layout[name] = value
parse(text, parse_dependencies)
# Lets make sure nothing else is inside the edited blocks folder
src_dir = current_layout[SRC_DIR]
for name, path in current_layout.iteritems():
if name not in [SRC_DIR, AUTO_ROOT_BLOCK, ROOT_BLOCK
] and path.startswith(src_dir):
raise ConfigurationFileError(
'Layout: Please do not locate %s inside blocks' % name)
return current_layout
def parse(cls, line):
tokens = line.strip().split()
if len(tokens) < 2:
raise ConfigurationFileError('line is missing elements')
pattern = tokens[0]
action = tokens[1]
if action not in ('+-='):
action = pattern[0]
if action not in ('+-='):
action = '+'
else:
pattern = pattern[1:]
deps = tokens[1:]
else:
deps = tokens[2:]
dependencies = set()
for token in deps:
if token == 'NULL':
break
dependencies.add(DependencyConfiguration.parse(token))
obj = cls(pattern, action, dependencies)
return obj