
from lark.lark import Lark
from python_parser import PythonIndenter

GRAMMAR = r"""
%import python (compound_stmt, single_input, file_input, eval_input, test, suite, _NEWLINE, _INDENT, _DEDENT, COMMENT)

%extend compound_stmt: match_stmt

match_stmt: "match" test ":" cases
cases: _NEWLINE _INDENT case+ _DEDENT

case: "case" test ":" suite // test is not quite correct.

%ignore /[\t \f]+/          // WS
%ignore /\\[\t \f]*\r?\n/   // LINE_CONT
%ignore COMMENT
"""

parser = Lark(GRAMMAR, parser='lalr', start=['single_input', 'file_input', 'eval_input'], postlex=PythonIndenter())

tree = parser.parse(r"""
def name(n):
    match n:
        case 1:
            print("one")
        case 2:
            print("two")
        case _:
            print("number is too big")

""", start='file_input')

# Remove the 'python3__' prefix that was added to the implicitly imported rules.
for t in tree.iter_subtrees():
    t.data = t.data.rsplit('__', 1)[-1]

print(tree.pretty())


from lark.lark import Lark
from lark.indenter import PythonIndenter

GRAMMAR = r"""
%import python (compound_stmt, single_input, file_input, eval_input, test, suite, _NEWLINE, _INDENT, _DEDENT, COMMENT)

%extend compound_stmt: match_stmt

match_stmt: "match" test ":" cases
cases: _NEWLINE _INDENT case+ _DEDENT

case: "case" test ":" suite // test is not quite correct.

%ignore /[\t \f]+/          // WS
%ignore /\\[\t \f]*\r?\n/   // LINE_CONT
%ignore COMMENT
"""

parser = Lark(GRAMMAR, parser='lalr', start=['single_input', 'file_input', 'eval_input'], postlex=PythonIndenter())

tree = parser.parse(r"""
def name(n):
    match n:
        case 1:
            print("one")
        case 2:
            print("two")
        case _:
            print("number is too big")

""", start='file_input')

# Remove the 'python3__' prefix that was added to the implicitly imported rules.
for t in tree.iter_subtrees():
    t.data = t.data.rsplit('__', 1)[-1]

print(tree.pretty())

Fix confusing import (no change in functionality)
Fix confusing import (no change in functionality)
  
  from lark.lark import Lark
- from python_parser import PythonIndenter
+ from lark.indenter import PythonIndenter
  
  GRAMMAR = r"""
  %import python (compound_stmt, single_input, file_input, eval_input, test, suite, _NEWLINE, _INDENT, _DEDENT, COMMENT)
  
  %extend compound_stmt: match_stmt
  
  match_stmt: "match" test ":" cases
  cases: _NEWLINE _INDENT case+ _DEDENT
  
  case: "case" test ":" suite // test is not quite correct.
  
  %ignore /[\t \f]+/          // WS
  %ignore /\\[\t \f]*\r?\n/   // LINE_CONT
  %ignore COMMENT
  """
  
  parser = Lark(GRAMMAR, parser='lalr', start=['single_input', 'file_input', 'eval_input'], postlex=PythonIndenter())
  
  tree = parser.parse(r"""
  def name(n):
      match n:
          case 1:
              print("one")
          case 2:
              print("two")
          case _:
              print("number is too big")
  
  """, start='file_input')
  
  # Remove the 'python3__' prefix that was added to the implicitly imported rules.
  for t in tree.iter_subtrees():
      t.data = t.data.rsplit('__', 1)[-1]
  
  print(tree.pretty())
  
Fix confusing import (no change in functionality)
## Code Before:

from lark.lark import Lark
from python_parser import PythonIndenter

GRAMMAR = r"""
%import python (compound_stmt, single_input, file_input, eval_input, test, suite, _NEWLINE, _INDENT, _DEDENT, COMMENT)

%extend compound_stmt: match_stmt

match_stmt: "match" test ":" cases
cases: _NEWLINE _INDENT case+ _DEDENT

case: "case" test ":" suite // test is not quite correct.

%ignore /[\t \f]+/          // WS
%ignore /\\[\t \f]*\r?\n/   // LINE_CONT
%ignore COMMENT
"""

parser = Lark(GRAMMAR, parser='lalr', start=['single_input', 'file_input', 'eval_input'], postlex=PythonIndenter())

tree = parser.parse(r"""
def name(n):
    match n:
        case 1:
            print("one")
        case 2:
            print("two")
        case _:
            print("number is too big")

""", start='file_input')

# Remove the 'python3__' prefix that was added to the implicitly imported rules.
for t in tree.iter_subtrees():
    t.data = t.data.rsplit('__', 1)[-1]

print(tree.pretty())

## Instruction:
Fix confusing import (no change in functionality)
## Code After:

from lark.lark import Lark
from lark.indenter import PythonIndenter

GRAMMAR = r"""
%import python (compound_stmt, single_input, file_input, eval_input, test, suite, _NEWLINE, _INDENT, _DEDENT, COMMENT)

%extend compound_stmt: match_stmt

match_stmt: "match" test ":" cases
cases: _NEWLINE _INDENT case+ _DEDENT

case: "case" test ":" suite // test is not quite correct.

%ignore /[\t \f]+/          // WS
%ignore /\\[\t \f]*\r?\n/   // LINE_CONT
%ignore COMMENT
"""

parser = Lark(GRAMMAR, parser='lalr', start=['single_input', 'file_input', 'eval_input'], postlex=PythonIndenter())

tree = parser.parse(r"""
def name(n):
    match n:
        case 1:
            print("one")
        case 2:
            print("two")
        case _:
            print("number is too big")

""", start='file_input')

# Remove the 'python3__' prefix that was added to the implicitly imported rules.
for t in tree.iter_subtrees():
    t.data = t.data.rsplit('__', 1)[-1]

print(tree.pretty())
