diff options
Diffstat (limited to '')
| -rw-r--r-- | src/prompt_toolkit/contrib/regular_languages/compiler.py | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/src/prompt_toolkit/contrib/regular_languages/compiler.py b/src/prompt_toolkit/contrib/regular_languages/compiler.py index 474f6cf..dd558a6 100644 --- a/src/prompt_toolkit/contrib/regular_languages/compiler.py +++ b/src/prompt_toolkit/contrib/regular_languages/compiler.py @@ -38,6 +38,7 @@ Partial matches are possible:: m.variables().get('operator2') # Returns "add" """ + from __future__ import annotations import re @@ -96,13 +97,13 @@ class _CompiledGrammar: counter = [0] def create_group_func(node: Variable) -> str: - name = "n%s" % counter[0] + name = f"n{counter[0]}" self._group_names_to_nodes[name] = node.varname counter[0] += 1 return name # Compile regex strings. - self._re_pattern = "^%s$" % self._transform(root_node, create_group_func) + self._re_pattern = f"^{self._transform(root_node, create_group_func)}$" self._re_prefix_patterns = list( self._transform_prefix(root_node, create_group_func) ) @@ -153,7 +154,7 @@ class _CompiledGrammar: def transform(node: Node) -> str: # Turn `AnyNode` into an OR. if isinstance(node, AnyNode): - return "(?:%s)" % "|".join(transform(c) for c in node.children) + return "(?:{})".format("|".join(transform(c) for c in node.children)) # Concatenate a `NodeSequence` elif isinstance(node, NodeSequence): @@ -311,11 +312,11 @@ class _CompiledGrammar: yield "".join(result) elif isinstance(node, Regex): - yield "(?:%s)?" % node.regex + yield f"(?:{node.regex})?" elif isinstance(node, Lookahead): if node.negative: - yield "(?!%s)" % cls._transform(node.childnode, create_group_func) + yield f"(?!{cls._transform(node.childnode, create_group_func)})" else: # Not sure what the correct semantics are in this case. # (Probably it's not worth implementing this.) @@ -349,10 +350,10 @@ class _CompiledGrammar: ) else: - raise TypeError("Got %r" % node) + raise TypeError(f"Got {node!r}") for r in transform(root_node): - yield "^(?:%s)$" % r + yield f"^(?:{r})$" def match(self, string: str) -> Match | None: """ |