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Diffstat (limited to 'sphinx/domains/std.py')
| -rw-r--r-- | sphinx/domains/std.py | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/sphinx/domains/std.py b/sphinx/domains/std.py index 198548410..aa4793b66 100644 --- a/sphinx/domains/std.py +++ b/sphinx/domains/std.py @@ -595,8 +595,6 @@ class StandardDomain(Domain): dangling_warnings = { 'term': 'term not in glossary: %(target)s', - 'ref': 'undefined label: %(target)s (if the link has no caption ' - 'the label must precede a section header)', 'numref': 'undefined label: %(target)s', 'keyword': 'unknown keyword: %(target)s', 'doc': 'unknown document: %(target)s', @@ -1075,8 +1073,23 @@ class StandardDomain(Domain): return None +def warn_missing_reference(app: "Sphinx", domain: Domain, node: pending_xref) -> bool: + if domain.name != 'std' or node['reftype'] != 'ref': + return None + else: + target = node['reftarget'] + if target not in domain.anonlabels: # type: ignore + msg = __('undefined label: %s') + else: + msg = __('Failed to create a cross reference. A title or caption not found: %s') + + logger.warning(msg % target, location=node, type='ref', subtype=node['reftype']) + return True + + def setup(app: "Sphinx") -> Dict[str, Any]: app.add_domain(StandardDomain) + app.connect('warn-missing-reference', warn_missing_reference) return { 'version': 'builtin', |