Implement an infrastructure of Blink-in-JS

Source/build/scripts/make_blink_in_js.py

+# Copyright 2014 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+"""Convert Blink-in-JS sources to C++ constant strings.
+
+Usage:
+python make_blink_in_js.py DESTINATION_FILE SOURCE_FILES
+"""
+
+import os
+import sys
+
+
+def main():
+    output_filename = sys.argv[1]
+    input_filenames = sys.argv[2:]
+    contents = ''
+    for input_filename in input_filenames:
+        class_name, ext = os.path.splitext(os.path.basename(input_filename))
+        with open(input_filename) as input_file:
+            input_text = input_file.read()
+            hex_values = ['0x{0:02x}'.format(ord(char)) for char in input_text]
+            contents += 'const unsigned char kSourceOf%s[] = {\n    %s\n};\n' % (
+                class_name, ', '.join(hex_values))
+    contents += '\nstruct BlinkInJSSources {\n    const char* name;\n    const unsigned char* source;\n    size_t size;\n};\n\n'
+    contents += 'struct BlinkInJSSources kBlinkInJSSources[] = {\n'
+    for input_filename in input_filenames:
+        class_name, ext = os.path.splitext(os.path.basename(input_filename))
+        contents += '    { "%s", kSourceOf%s, sizeof(kSourceOf%s) },\n' % (class_name, class_name, class_name)
+    contents += '};\n'
+
+    with open(output_filename, 'w') as output_file:
+        output_file.write(contents)
+
+
+if __name__ == '__main__':
+    sys.exit(main())