| #!/usr/bin/env python |
| |
| # ===- cindex-dump.py - cindex/Python Source Dump -------------*- python -*--===# |
| # |
| # Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| # See https://llvm.org/LICENSE.txt for license information. |
| # SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| # |
| # ===------------------------------------------------------------------------===# |
| |
| """ |
| A simple command line tool for dumping a source file using the Clang Index |
| Library. |
| """ |
| |
| |
| def get_diag_info(diag): |
| return { |
| "severity": diag.severity, |
| "location": diag.location, |
| "spelling": diag.spelling, |
| "ranges": diag.ranges, |
| "fixits": diag.fixits, |
| } |
| |
| |
| def get_cursor_id(cursor, cursor_list=[]): |
| if not opts.showIDs: |
| return None |
| |
| if cursor is None: |
| return None |
| |
| # FIXME: This is really slow. It would be nice if the index API exposed |
| # something that let us hash cursors. |
| for i, c in enumerate(cursor_list): |
| if cursor == c: |
| return i |
| cursor_list.append(cursor) |
| return len(cursor_list) - 1 |
| |
| |
| def get_info(node, depth=0): |
| if opts.maxDepth is not None and depth >= opts.maxDepth: |
| children = None |
| else: |
| children = [get_info(c, depth + 1) for c in node.get_children()] |
| return { |
| "id": get_cursor_id(node), |
| "kind": node.kind, |
| "usr": node.get_usr(), |
| "spelling": node.spelling, |
| "location": node.location, |
| "extent.start": node.extent.start, |
| "extent.end": node.extent.end, |
| "is_definition": node.is_definition(), |
| "definition id": get_cursor_id(node.get_definition()), |
| "children": children, |
| } |
| |
| |
| def main(): |
| from clang.cindex import Index |
| from pprint import pprint |
| |
| from optparse import OptionParser, OptionGroup |
| |
| global opts |
| |
| parser = OptionParser("usage: %prog [options] {filename} [clang-args*]") |
| parser.add_option( |
| "", |
| "--show-ids", |
| dest="showIDs", |
| help="Compute cursor IDs (very slow)", |
| action="store_true", |
| default=False, |
| ) |
| parser.add_option( |
| "", |
| "--max-depth", |
| dest="maxDepth", |
| help="Limit cursor expansion to depth N", |
| metavar="N", |
| type=int, |
| default=None, |
| ) |
| parser.disable_interspersed_args() |
| (opts, args) = parser.parse_args() |
| |
| if len(args) == 0: |
| parser.error("invalid number arguments") |
| |
| index = Index.create() |
| tu = index.parse(None, args) |
| if not tu: |
| parser.error("unable to load input") |
| |
| pprint(("diags", [get_diag_info(d) for d in tu.diagnostics])) |
| pprint(("nodes", get_info(tu.cursor))) |
| |
| |
| if __name__ == "__main__": |
| main() |