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@@ -15,7 +15,15 @@
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# See the COPYING file in the top-level directory.
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import re
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-from typing import Dict, Optional, cast
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+from typing import (
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+ Collection,
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+ Dict,
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+ Iterable,
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+ List,
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+ Optional,
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+ Union,
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+ cast,
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+)
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from .common import c_name
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from .error import QAPISemError
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@@ -39,12 +47,14 @@
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r'([a-z][a-z0-9_-]*)$', re.IGNORECASE)
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-def check_name_is_str(name, info, source):
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+def check_name_is_str(name: object,
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+ info: QAPISourceInfo,
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+ source: str) -> None:
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if not isinstance(name, str):
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raise QAPISemError(info, "%s requires a string name" % source)
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-def check_name_str(name, info, source):
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+def check_name_str(name: str, info: QAPISourceInfo, source: str) -> str:
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# Reserve the entire 'q_' namespace for c_name(), and for 'q_empty'
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# and 'q_obj_*' implicit type names.
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match = valid_name.match(name)
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@@ -53,16 +63,16 @@ def check_name_str(name, info, source):
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return match.group(3)
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-def check_name_upper(name, info, source):
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+def check_name_upper(name: str, info: QAPISourceInfo, source: str) -> None:
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stem = check_name_str(name, info, source)
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if re.search(r'[a-z-]', stem):
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raise QAPISemError(
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info, "name of %s must not use lowercase or '-'" % source)
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-def check_name_lower(name, info, source,
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- permit_upper=False,
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- permit_underscore=False):
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+def check_name_lower(name: str, info: QAPISourceInfo, source: str,
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+ permit_upper: bool = False,
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+ permit_underscore: bool = False) -> None:
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stem = check_name_str(name, info, source)
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if ((not permit_upper and re.search(r'[A-Z]', stem))
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or (not permit_underscore and '_' in stem)):
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@@ -70,13 +80,13 @@ def check_name_lower(name, info, source,
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info, "name of %s must not use uppercase or '_'" % source)
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-def check_name_camel(name, info, source):
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+def check_name_camel(name: str, info: QAPISourceInfo, source: str) -> None:
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stem = check_name_str(name, info, source)
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if not re.match(r'[A-Z][A-Za-z0-9]*[a-z][A-Za-z0-9]*$', stem):
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raise QAPISemError(info, "name of %s must use CamelCase" % source)
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-def check_defn_name_str(name, info, meta):
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+def check_defn_name_str(name: str, info: QAPISourceInfo, meta: str) -> None:
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if meta == 'event':
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check_name_upper(name, info, meta)
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elif meta == 'command':
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@@ -90,9 +100,13 @@ def check_defn_name_str(name, info, meta):
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info, "%s name should not end in '%s'" % (meta, name[-4:]))
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-def check_keys(value, info, source, required, optional):
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+def check_keys(value: _JSONObject,
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+ info: QAPISourceInfo,
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+ source: str,
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+ required: Collection[str],
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+ optional: Collection[str]) -> None:
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- def pprint(elems):
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+ def pprint(elems: Iterable[str]) -> str:
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return ', '.join("'" + e + "'" for e in sorted(elems))
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missing = set(required) - set(value)
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@@ -112,7 +126,7 @@ def pprint(elems):
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pprint(unknown), pprint(allowed)))
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-def check_flags(expr, info):
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+def check_flags(expr: _JSONObject, info: QAPISourceInfo) -> None:
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for key in ['gen', 'success-response']:
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if key in expr and expr[key] is not False:
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raise QAPISemError(
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@@ -130,9 +144,9 @@ def check_flags(expr, info):
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"are incompatible")
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-def check_if(expr, info, source):
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+def check_if(expr: _JSONObject, info: QAPISourceInfo, source: str) -> None:
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- def check_if_str(ifcond):
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+ def check_if_str(ifcond: object) -> None:
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if not isinstance(ifcond, str):
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raise QAPISemError(
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info,
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@@ -158,7 +172,7 @@ def check_if_str(ifcond):
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expr['if'] = [ifcond]
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-def normalize_members(members):
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+def normalize_members(members: object) -> None:
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if isinstance(members, dict):
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for key, arg in members.items():
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if isinstance(arg, dict):
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@@ -166,8 +180,11 @@ def normalize_members(members):
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members[key] = {'type': arg}
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-def check_type(value, info, source,
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- allow_array=False, allow_dict=False):
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+def check_type(value: Optional[object],
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+ info: QAPISourceInfo,
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+ source: str,
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+ allow_array: bool = False,
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+ allow_dict: Union[bool, str] = False) -> None:
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if value is None:
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return
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@@ -214,7 +231,8 @@ def check_type(value, info, source,
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check_type(arg['type'], info, key_source, allow_array=True)
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-def check_features(features, info):
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+def check_features(features: Optional[object],
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+ info: QAPISourceInfo) -> None:
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if features is None:
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return
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if not isinstance(features, list):
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@@ -231,7 +249,7 @@ def check_features(features, info):
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check_if(f, info, source)
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-def check_enum(expr, info):
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+def check_enum(expr: _JSONObject, info: QAPISourceInfo) -> None:
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name = expr['enum']
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members = expr['data']
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prefix = expr.get('prefix')
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@@ -260,7 +278,7 @@ def check_enum(expr, info):
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check_if(member, info, source)
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-def check_struct(expr, info):
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+def check_struct(expr: _JSONObject, info: QAPISourceInfo) -> None:
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name = cast(str, expr['struct']) # Checked in check_exprs
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members = expr['data']
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@@ -268,7 +286,7 @@ def check_struct(expr, info):
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check_type(expr.get('base'), info, "'base'")
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-def check_union(expr, info):
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+def check_union(expr: _JSONObject, info: QAPISourceInfo) -> None:
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name = cast(str, expr['union']) # Checked in check_exprs
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base = expr.get('base')
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discriminator = expr.get('discriminator')
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@@ -296,7 +314,7 @@ def check_union(expr, info):
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check_type(value['type'], info, source, allow_array=not base)
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-def check_alternate(expr, info):
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+def check_alternate(expr: _JSONObject, info: QAPISourceInfo) -> None:
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members = expr['data']
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if not members:
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@@ -313,7 +331,7 @@ def check_alternate(expr, info):
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check_type(value['type'], info, source)
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-def check_command(expr, info):
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+def check_command(expr: _JSONObject, info: QAPISourceInfo) -> None:
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args = expr.get('data')
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rets = expr.get('returns')
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boxed = expr.get('boxed', False)
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@@ -324,7 +342,7 @@ def check_command(expr, info):
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check_type(rets, info, "'returns'", allow_array=True)
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-def check_event(expr, info):
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+def check_event(expr: _JSONObject, info: QAPISourceInfo) -> None:
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args = expr.get('data')
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boxed = expr.get('boxed', False)
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@@ -333,7 +351,7 @@ def check_event(expr, info):
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check_type(args, info, "'data'", allow_dict=not boxed)
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-def check_exprs(exprs):
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+def check_exprs(exprs: List[_JSONObject]) -> List[_JSONObject]:
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for expr_elem in exprs:
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# Expression
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assert isinstance(expr_elem['expr'], dict)
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