diff options
Diffstat (limited to 'scripts/qapi/parser.py')
| -rw-r--r-- | scripts/qapi/parser.py | 46 |
1 files changed, 28 insertions, 18 deletions
diff --git a/scripts/qapi/parser.py b/scripts/qapi/parser.py index 1b006cd..50906e2 100644 --- a/scripts/qapi/parser.py +++ b/scripts/qapi/parser.py @@ -21,6 +21,7 @@ from typing import ( TYPE_CHECKING, Dict, List, + Mapping, Optional, Set, Union, @@ -37,15 +38,24 @@ if TYPE_CHECKING: from .schema import QAPISchemaFeature, QAPISchemaMember -#: Represents a single Top Level QAPI schema expression. -TopLevelExpr = Dict[str, object] - # Return value alias for get_expr(). _ExprValue = Union[List[object], Dict[str, object], str, bool] -# FIXME: Consolidate and centralize definitions for TopLevelExpr, -# _ExprValue, _JSONValue, and _JSONObject; currently scattered across -# several modules. + +# FIXME: Consolidate and centralize definitions for _ExprValue, +# JSONValue, and _JSONObject; currently scattered across several +# modules. + + +class QAPIExpression(Dict[str, object]): + # pylint: disable=too-few-public-methods + def __init__(self, + data: Mapping[str, object], + info: QAPISourceInfo, + doc: Optional['QAPIDoc'] = None): + super().__init__(data) + self.info = info + self.doc: Optional['QAPIDoc'] = doc class QAPIParseError(QAPISourceError): @@ -100,7 +110,7 @@ class QAPISchemaParser: self.line_pos = 0 # Parser output: - self.exprs: List[Dict[str, object]] = [] + self.exprs: List[QAPIExpression] = [] self.docs: List[QAPIDoc] = [] # Showtime! @@ -147,8 +157,7 @@ class QAPISchemaParser: "value of 'include' must be a string") incl_fname = os.path.join(os.path.dirname(self._fname), include) - self.exprs.append({'expr': {'include': incl_fname}, - 'info': info}) + self._add_expr(OrderedDict({'include': incl_fname}), info) exprs_include = self._include(include, info, incl_fname, self._included) if exprs_include: @@ -165,17 +174,18 @@ class QAPISchemaParser: for name, value in pragma.items(): self._pragma(name, value, info) else: - expr_elem = {'expr': expr, - 'info': info} - if cur_doc: - if not cur_doc.symbol: - raise QAPISemError( - cur_doc.info, "definition documentation required") - expr_elem['doc'] = cur_doc - self.exprs.append(expr_elem) + if cur_doc and not cur_doc.symbol: + raise QAPISemError( + cur_doc.info, "definition documentation required") + self._add_expr(expr, info, cur_doc) cur_doc = None self.reject_expr_doc(cur_doc) + def _add_expr(self, expr: Mapping[str, object], + info: QAPISourceInfo, + doc: Optional['QAPIDoc'] = None) -> None: + self.exprs.append(QAPIExpression(expr, info, doc)) + @staticmethod def reject_expr_doc(doc: Optional['QAPIDoc']) -> None: if doc and doc.symbol: @@ -784,7 +794,7 @@ class QAPIDoc: % feature.name) self.features[feature.name].connect(feature) - def check_expr(self, expr: TopLevelExpr) -> None: + def check_expr(self, expr: QAPIExpression) -> None: if self.has_section('Returns') and 'command' not in expr: raise QAPISemError(self.info, "'Returns:' is only valid for commands") |