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Add operator precedence to -T output

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rocky
2021-12-23 16:11:25 -05:00
parent 8deb940b21
commit a3bc9bb32b
1 changed files with 10 additions and 5 deletions
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15
uncompyle6/semantics/pysource.py
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@@ -223,7 +223,7 @@ class SourceWalker(GenericASTTraversal, object):
If `showast' is True, we print the syntax tree. If `showast' is True, we print the syntax tree.
`compile_mode' is is either 'exec' or 'single'. It isthe compile `compile_mode' is is either 'exec' or 'single'. It is the compile
mode that was used to create the Syntax Tree and specifies a mode that was used to create the Syntax Tree and specifies a
gramar variant within a Python version to use. gramar variant within a Python version to use.
@@ -288,6 +288,7 @@ class SourceWalker(GenericASTTraversal, object):
# An example is: # An example is:
# __module__ = __name__ # __module__ = __name__
self.hide_internal = True self.hide_internal = True
self.compile_mode = "exec"
self.name = None self.name = None
self.version = version self.version = version
self.is_pypy = is_pypy self.is_pypy = is_pypy
@@ -308,21 +309,24 @@ class SourceWalker(GenericASTTraversal, object):
if isinstance(self.showast, dict) and self.showast.get: if isinstance(self.showast, dict) and self.showast.get:
maybe_show_tree(self, ast) maybe_show_tree(self, ast)
def str_with_template(self, ast): def str_with_template(self, ast) -> str:
stream = sys.stdout stream = sys.stdout
stream.write(self.str_with_template1(ast, "", None)) stream.write(self.str_with_template1(ast, "", None))
stream.write("\n") stream.write("\n")
def str_with_template1(self, ast, indent, sibNum=None): def str_with_template1(self, ast, indent, sibNum=None) -> str:
rv = str(ast.kind) rv = str(ast.kind)
if sibNum is not None: if sibNum is not None:
rv = "%2d. %s" % (sibNum, rv) rv = "%2d. %s" % (sibNum, rv)
enumerate_children = False enumerate_children = False
if len(ast) > 1: if len(ast) > 1:
rv += " (%d)" % (len(ast)) rv += f" ({len(ast)})"
enumerate_children = True enumerate_children = True
if ast in PRECEDENCE:
rv += f", precedence {PRECEDENCE[ast]}"
mapping = self._get_mapping(ast) mapping = self._get_mapping(ast)
table = mapping[0] table = mapping[0]
key = ast key = ast
@@ -2075,6 +2079,7 @@ class SourceWalker(GenericASTTraversal, object):
arg += 1 arg += 1
elif typ == "p": elif typ == "p":
p = self.prec p = self.prec
# entry[arg]
tup = entry[arg] tup = entry[arg]
assert isinstance(tup, tuple) assert isinstance(tup, tuple)
if len(tup) == 3: if len(tup) == 3:
@@ -2443,7 +2448,7 @@ class SourceWalker(GenericASTTraversal, object):
returnNone=False, returnNone=False,
debug_opts=DEFAULT_DEBUG_OPTS, debug_opts=DEFAULT_DEBUG_OPTS,
): ):
"""convert SyntaxTree to Python source code""" """convert parse tree to Python source code"""
rn = self.return_none rn = self.return_none
self.return_none = returnNone self.return_none = returnNone