fix copyright headers and add a script to check (#635)

check_copyright.sh

@@ -0,0 +1,30 @@
+#!/bin/bash
+
+# Copyright (c) Meta Platforms, Inc. and affiliates.
+#
+# This source code is licensed under the MIT license found in the
+# LICENSE file in the root directory of this source tree.
+
+set -eu
+EXITCODE=0
+error() { echo "$1"; EXITCODE=1; }
+
+EXCEPTION_PATTERNS=(
+    "^native/libcst/tests/fixtures/"
+    "^libcst/_add_slots\.py$"
+    "^libcst/tests/test_\(e2e\|fuzz\)\.py$"
+    "^libcst/_parser/base_parser\.py$"
+    "^libcst/_parser/parso/utils\.py$"
+    "^libcst/_parser/parso/pgen2/\(generator\|grammar_parser\)\.py$"
+    "^libcst/_parser/parso/python/\(py_token\|tokenize\)\.py$"
+    "^libcst/_parser/parso/tests/test_\(fstring\|tokenize\|utils\)\.py$"
+)
+
+
+while read filename; do \
+    if ! head -n 16 "$filename" | grep -q "Copyright (c) Meta Platforms, Inc. and affiliates."; then
+        error "Missing copyright in $filename"
+    fi
+done < <( git ls-tree -r --name-only HEAD | grep "\(.py\|\.sh\|\.rs\)$" | \
+            grep -v "${EXCEPTION_PATTERNS[@]/#/-e}" )
+exit $EXITCODE

libcst/_nodes/tests/test_match.py

@@ -1,4 +1,4 @@
-# Copyright (c) Facebook, Inc. and its affiliates.
+# Copyright (c) Meta Platforms, Inc. and affiliates.
 #
 # This source code is licensed under the MIT license found in the
 # LICENSE file in the root directory of this source tree.

libcst/_parser/parso/python/token.py

@@ -1,4 +1,4 @@
-# Copyright (c) Meta Platforms, Inc. and its affiliates.
+# Copyright (c) Meta Platforms, Inc. and affiliates.
 #
 # This source code is licensed under the MIT license found in the
 # LICENSE file in the root directory of this source tree.

libcst/_parser/py_whitespace_parser.py

@@ -1,4 +1,4 @@
-# Copyright (c) Meta Platforms, Inc. and its affiliates.
+# Copyright (c) Meta Platforms, Inc. and affiliates.
 #
 # This source code is licensed under the MIT license found in the
 # LICENSE file in the root directory of this source tree.

libcst/_parser/types/py_config.py

@@ -1,4 +1,4 @@
-# Copyright (c) Meta Platforms, Inc. and its affiliates.
+# Copyright (c) Meta Platforms, Inc. and affiliates.
 #
 # This source code is licensed under the MIT license found in the
 # LICENSE file in the root directory of this source tree.

libcst/_parser/types/py_token.py

@@ -1,4 +1,4 @@
-# Copyright (c) Meta Platforms, Inc. and its affiliates.
+# Copyright (c) Meta Platforms, Inc. and affiliates.
 #
 # This source code is licensed under the MIT license found in the
 # LICENSE file in the root directory of this source tree.

libcst/_parser/types/py_whitespace_state.py

@@ -1,4 +1,4 @@
-# Copyright (c) Meta Platforms, Inc. and its affiliates.
+# Copyright (c) Meta Platforms, Inc. and affiliates.
 #
 # This source code is licensed under the MIT license found in the
 # LICENSE file in the root directory of this source tree.

libcst/codemod/visitors/_apply_type_annotations.py

@@ -1,4 +1,4 @@
-# Copyright (c) 2016-present, Meta Platforms, Inc.
+# Copyright (c) Meta Platforms, Inc. and affiliates.
 #
 # This source code is licensed under the MIT license found in the
 # LICENSE file in the root directory of this source tree

libcst/codemod/visitors/tests/test_apply_type_annotations.py

@@ -1,4 +1,4 @@
-# Copyright (c) 2016-present, Meta Platforms, Inc.
+# Copyright (c) Meta Platforms, Inc. and affiliates.
 #
 # This source code is licensed under the MIT license found in the
 # LICENSE file in the root directory of this source tree.

native/libcst/Cargo.toml

@@ -1,4 +1,4 @@
-# Copyright (c) Meta Platforms, Inc. and its affiliates.
+# Copyright (c) Meta Platforms, Inc. and affiliates.
 #
 # This source code is licensed under the MIT license found in the
 # LICENSE file in the root directory of this source tree.

native/libcst/benches/parser_benchmark.rs

@@ -1,4 +1,4 @@
-// Copyright (c) Meta Platforms, Inc. and its affiliates.
+// Copyright (c) Meta Platforms, Inc. and affiliates.
 //
 // This source code is licensed under the MIT license found in the
 // LICENSE file in the root directory of this source tree

native/libcst/src/bin.rs

@@ -1,4 +1,4 @@
-// Copyright (c) Meta Platforms, Inc. and its affiliates.
+// Copyright (c) Meta Platforms, Inc. and affiliates.
 //
 // This source code is licensed under the MIT license found in the
 // LICENSE file in the root directory of this source tree

native/libcst/src/lib.rs

@@ -1,4 +1,4 @@
-// Copyright (c) Meta Platforms, Inc. and its affiliates.
+// Copyright (c) Meta Platforms, Inc. and affiliates.
 //
 // This source code is licensed under the MIT license found in the
 // LICENSE file in the root directory of this source tree.

native/libcst/src/nodes/codegen.rs

@@ -1,4 +1,4 @@
-// Copyright (c) Meta Platforms, Inc. and its affiliates.
+// Copyright (c) Meta Platforms, Inc. and affiliates.
 //
 // This source code is licensed under the MIT license found in the
 // LICENSE file in the root directory of this source tree.

native/libcst/src/nodes/expression.rs

@@ -1,4 +1,4 @@
-// Copyright (c) Meta Platforms, Inc. and its affiliates.
+// Copyright (c) Meta Platforms, Inc. and affiliates.
 //
 // This source code is licensed under the MIT license found in the
 // LICENSE file in the root directory of this source tree.

native/libcst/src/nodes/inflate_helpers.rs

@@ -1,4 +1,4 @@
-// Copyright (c) Meta Platforms, Inc. and its affiliates.
+// Copyright (c) Meta Platforms, Inc. and affiliates.
 //
 // This source code is licensed under the MIT license found in the
 // LICENSE file in the root directory of this source tree

native/libcst/src/nodes/macros.rs

@@ -1,4 +1,4 @@
-// Copyright (c) Meta Platforms, Inc. and its affiliates.
+// Copyright (c) Meta Platforms, Inc. and affiliates.
 //
 // This source code is licensed under the MIT license found in the
 // LICENSE file in the root directory of this source tree.

native/libcst/src/nodes/mod.rs

@@ -1,4 +1,4 @@
-// Copyright (c) Meta Platforms, Inc. and its affiliates.
+// Copyright (c) Meta Platforms, Inc. and affiliates.
 //
 // This source code is licensed under the MIT license found in the
 // LICENSE file in the root directory of this source tree

native/libcst/src/nodes/module.rs

@@ -1,4 +1,4 @@
-// Copyright (c) Meta Platforms, Inc. and its affiliates.
+// Copyright (c) Meta Platforms, Inc. and affiliates.
 //
 // This source code is licensed under the MIT license found in the
 // LICENSE file in the root directory of this source tree.

native/libcst/src/nodes/op.rs

@@ -1,4 +1,4 @@
-// Copyright (c) Meta Platforms, Inc. and its affiliates.
+// Copyright (c) Meta Platforms, Inc. and affiliates.
 //
 // This source code is licensed under the MIT license found in the
 // LICENSE file in the root directory of this source tree.

native/libcst/src/nodes/parser_config.rs

@@ -1,4 +1,4 @@
-// Copyright (c) Meta Platforms, Inc. and its affiliates.
+// Copyright (c) Meta Platforms, Inc. and affiliates.
 //
 // This source code is licensed under the MIT license found in the
 // LICENSE file in the root directory of this source tree.

native/libcst/src/nodes/py_cached.rs

@@ -1,4 +1,4 @@
-// Copyright (c) Meta Platforms, Inc. and its affiliates.
+// Copyright (c) Meta Platforms, Inc. and affiliates.
 //
 // This source code is licensed under the MIT license found in the
 // LICENSE file in the root directory of this source tree.

native/libcst/src/nodes/statement.rs

@@ -1,4 +1,4 @@
-// Copyright (c) Meta Platforms, Inc. and its affiliates.
+// Copyright (c) Meta Platforms, Inc. and affiliates.
 //
 // This source code is licensed under the MIT license found in the
 // LICENSE file in the root directory of this source tree.

native/libcst/src/nodes/test_utils.rs

@@ -1,4 +1,4 @@
-// Copyright (c) Meta Platforms, Inc. and its affiliates.
+// Copyright (c) Meta Platforms, Inc. and affiliates.
 //
 // This source code is licensed under the MIT license found in the
 // LICENSE file in the root directory of this source tree.

native/libcst/src/nodes/traits.rs

@@ -1,4 +1,4 @@
-// Copyright (c) Meta Platforms, Inc. and its affiliates.
+// Copyright (c) Meta Platforms, Inc. and affiliates.
 //
 // This source code is licensed under the MIT license found in the
 // LICENSE file in the root directory of this source tree

native/libcst/src/nodes/whitespace.rs

@@ -1,4 +1,4 @@
-// Copyright (c) Meta Platforms, Inc. and its affiliates.
+// Copyright (c) Meta Platforms, Inc. and affiliates.
 //
 // This source code is licensed under the MIT license found in the
 // LICENSE file in the root directory of this source tree.

native/libcst/src/parser/errors.rs

@@ -1,4 +1,4 @@
-// Copyright (c) Meta Platforms, Inc. and its affiliates.
+// Copyright (c) Meta Platforms, Inc. and affiliates.
 //
 // This source code is licensed under the MIT license found in the
 // LICENSE file in the root directory of this source tree

native/libcst/src/parser/grammar.rs

@@ -1,4 +1,4 @@
-// Copyright (c) Meta Platforms, Inc. and its affiliates.
+// Copyright (c) Meta Platforms, Inc. and affiliates.
 //
 // This source code is licensed under the MIT license found in the
 // LICENSE file in the root directory of this source tree.

native/libcst/src/parser/mod.rs

@@ -1,4 +1,4 @@
-// Copyright (c) Meta Platforms, Inc. and its affiliates.
+// Copyright (c) Meta Platforms, Inc. and affiliates.
 //
 // This source code is licensed under the MIT license found in the
 // LICENSE file in the root directory of this source tree

native/libcst/src/parser/numbers.rs

@@ -1,4 +1,4 @@
-// Copyright (c) Meta Platforms, Inc. and its affiliates.
+// Copyright (c) Meta Platforms, Inc. and affiliates.
 //
 // This source code is licensed under the MIT license found in the
 // LICENSE file in the root directory of this source tree

native/libcst/src/py.rs

@@ -1,4 +1,4 @@
-// Copyright (c) Meta Platforms, Inc. and its affiliates.
+// Copyright (c) Meta Platforms, Inc. and affiliates.
 //
 // This source code is licensed under the MIT license found in the
 // LICENSE file in the root directory of this source tree

native/libcst/src/tokenizer/core/mod.rs

@@ -1,4 +1,4 @@
-// This implementation is Copyright (c) Meta Platforms, Inc. and its affiliates.
+// This implementation is Copyright (c) Meta Platforms, Inc. and affiliates.
 //
 // CPython 3.10.0a5 and the original C code this is based on is
 // Copyright (c) 2001-2021 Python Software Foundation; All Rights Reserved

native/libcst/src/tokenizer/core/string_types.rs

@@ -1,4 +1,4 @@
-// This implementation is Copyright (c) Meta Platforms, Inc. and its affiliates.
+// This implementation is Copyright (c) Meta Platforms, Inc. and affiliates.
 //
 // CPython 3.10.0a5 and the original C code this is based on is
 // Copyright (c) 2001-2021 Python Software Foundation; All Rights Reserved

native/libcst/src/tokenizer/debug_utils.rs

@@ -1,4 +1,4 @@
-// Copyright (c) Meta Platforms, Inc. and its affiliates.
+// Copyright (c) Meta Platforms, Inc. and affiliates.
 //
 // This source code is licensed under the MIT license found in the
 // LICENSE file in the root directory of this source tree.

native/libcst/src/tokenizer/mod.rs

@@ -1,4 +1,4 @@
-// Copyright (c) Meta Platforms, Inc. and its affiliates.
+// Copyright (c) Meta Platforms, Inc. and affiliates.
 //
 // This source code is licensed under the MIT license found in the
 // LICENSE file in the root directory of this source tree.

native/libcst/src/tokenizer/operators.rs

@@ -1,4 +1,4 @@
-// Copyright (c) Meta Platforms, Inc. and its affiliates.
+// Copyright (c) Meta Platforms, Inc. and affiliates.
 //
 // This source code is licensed under the MIT license found in the
 // LICENSE file in the root directory of this source tree.

native/libcst/src/tokenizer/tests.rs

@@ -1,4 +1,4 @@
-// Copyright (c) Meta Platforms, Inc. and its affiliates.
+// Copyright (c) Meta Platforms, Inc. and affiliates.
 //
 // This source code is licensed under the MIT license found in the
 // LICENSE file in the root directory of this source tree.

native/libcst/src/tokenizer/text_position/char_width.rs

@@ -1,4 +1,4 @@
-// Copyright (c) Meta Platforms, Inc. and its affiliates.
+// Copyright (c) Meta Platforms, Inc. and affiliates.
 //
 // This source code is licensed under the MIT license found in the
 // LICENSE file in the root directory of this source tree.

native/libcst/src/tokenizer/text_position/mod.rs

@@ -1,4 +1,4 @@
-// Copyright (c) Meta Platforms, Inc. and its affiliates.
+// Copyright (c) Meta Platforms, Inc. and affiliates.
 //
 // This source code is licensed under the MIT license found in the
 // LICENSE file in the root directory of this source tree.

native/libcst/src/tokenizer/whitespace_parser.rs

@@ -1,4 +1,4 @@
-// Copyright (c) Meta Platforms, Inc. and its affiliates.
+// Copyright (c) Meta Platforms, Inc. and affiliates.
 //
 // This source code is licensed under the MIT license found in the
 // LICENSE file in the root directory of this source tree

native/libcst/tests/parser_roundtrip.rs

@@ -1,4 +1,4 @@
-// Copyright (c) Meta Platforms, Inc. and its affiliates.
+// Copyright (c) Meta Platforms, Inc. and affiliates.
 //
 // This source code is licensed under the MIT license found in the
 // LICENSE file in the root directory of this source tree

native/libcst_derive/src/codegen.rs

@@ -1,4 +1,4 @@
-// Copyright (c) Meta Platforms, Inc. and its affiliates.
+// Copyright (c) Meta Platforms, Inc. and affiliates.
 //
 // This source code is licensed under the MIT license found in the
 // LICENSE file in the root directory of this source tree

native/libcst_derive/src/inflate.rs

@@ -1,4 +1,4 @@
-// Copyright (c) Meta Platforms, Inc. and its affiliates.
+// Copyright (c) Meta Platforms, Inc. and affiliates.
 //
 // This source code is licensed under the MIT license found in the
 // LICENSE file in the root directory of this source tree

native/libcst_derive/src/into_py.rs

@@ -1,4 +1,4 @@
-// Copyright (c) Meta Platforms, Inc. and its affiliates.
+// Copyright (c) Meta Platforms, Inc. and affiliates.
 //
 // This source code is licensed under the MIT license found in the
 // LICENSE file in the root directory of this source tree

native/libcst_derive/src/lib.rs

@@ -1,4 +1,4 @@
-// Copyright (c) Meta Platforms, Inc. and its affiliates.
+// Copyright (c) Meta Platforms, Inc. and affiliates.
 //
 // This source code is licensed under the MIT license found in the
 // LICENSE file in the root directory of this source tree

native/libcst_derive/src/parenthesized_node.rs

@@ -1,4 +1,4 @@
-// Copyright (c) Meta Platforms, Inc. and its affiliates.
+// Copyright (c) Meta Platforms, Inc. and affiliates.
 //
 // This source code is licensed under the MIT license found in the
 // LICENSE file in the root directory of this source tree

native/roundtrip.sh

@@ -1,5 +1,10 @@
 #!/bin/bash
 
+# Copyright (c) Meta Platforms, Inc. and affiliates.
+#
+# This source code is licensed under the MIT license found in the
+# LICENSE file in the root directory of this source tree.
+
 PARSE=$(dirname $0)/target/release/parse
 
 exec diff -u "$1" <($PARSE < "$1")

stubs/libcst/native.pyi

@@ -1,4 +1,4 @@
-# Copyright (c) Meta Platforms, Inc. and its affiliates.
+# Copyright (c) Meta Platforms, Inc. and affiliates.
 #
 # This source code is licensed under the MIT license found in the
 # LICENSE file in the root directory of this source tree.

stubs/libcst_native/parser_config.pyi

@@ -1,4 +1,4 @@
-# Copyright (c) Meta Platforms, Inc. and its affiliates.
+# Copyright (c) Meta Platforms, Inc. and affiliates.
 #
 # This source code is licensed under the MIT license found in the
 # LICENSE file in the root directory of this source tree.

stubs/libcst_native/token_type.pyi

@@ -1,4 +1,4 @@
-# Copyright (c) Meta Platforms, Inc. and its affiliates.
+# Copyright (c) Meta Platforms, Inc. and affiliates.
 #
 # This source code is licensed under the MIT license found in the
 # LICENSE file in the root directory of this source tree.

stubs/libcst_native/tokenize.pyi

@@ -1,4 +1,4 @@
-# Copyright (c) Meta Platforms, Inc. and its affiliates.
+# Copyright (c) Meta Platforms, Inc. and affiliates.
 #
 # This source code is licensed under the MIT license found in the
 # LICENSE file in the root directory of this source tree.

stubs/libcst_native/whitespace_parser.pyi

@@ -1,4 +1,4 @@
-# Copyright (c) Meta Platforms, Inc. and its affiliates.
+# Copyright (c) Meta Platforms, Inc. and affiliates.
 #
 # This source code is licensed under the MIT license found in the
 # LICENSE file in the root directory of this source tree.

stubs/libcst_native/whitespace_state.pyi

@@ -1,4 +1,4 @@
-# Copyright (c) Meta Platforms, Inc. and its affiliates.
+# Copyright (c) Meta Platforms, Inc. and affiliates.
 #
 # This source code is licensed under the MIT license found in the
 # LICENSE file in the root directory of this source tree.