Module validate_attr 

Meta-syntax validation logic of attributes for post-expansion.

Re-exports

use std::convert::identity; 🔒

use std::slice; 🔒

use rustc_ast::token::Delimiter; 🔒

use rustc_ast::tokenstream::DelimSpan; 🔒

use rustc_ast as ast; 🔒

use rustc_ast::AttrArgs; 🔒

use rustc_ast::AttrKind; 🔒

use rustc_ast::Attribute; 🔒

use rustc_ast::DelimArgs; 🔒

use rustc_ast::MetaItem; 🔒

use rustc_ast::MetaItemInner; 🔒

use rustc_ast::MetaItemKind; 🔒

use rustc_ast::Safety; 🔒

use rustc_attr_ir::AttrPath; 🔒

use rustc_errors::Applicability; 🔒

use rustc_errors::Diagnostic; 🔒

use rustc_errors::PResult; 🔒

use rustc_feature::BUILTIN_ATTRIBUTE_SET; 🔒

use rustc_lint_defs::builtin::ILL_FORMED_ATTRIBUTE_INPUT; 🔒

use rustc_parse::parse_in; 🔒

use rustc_session::diagnostics::report_lit_error; 🔒

use rustc_session::parse::ParseSess; 🔒

use rustc_span::Span; 🔒

use rustc_span::Symbol; 🔒

use rustc_span::sym; 🔒

use crate::AttributeParser; 🔒

use crate::AttributeTemplate; 🔒

use crate::diagnostics as errors; 🔒

use crate::template; 🔒

use crate::template; 🔒

Functions

check_attr

check_builtin_meta_item

check_meta_bad_delim 🔒

emit_malformed_attribute

is_attr_template_compatible 🔒

Checks that the given meta-item is compatible with this AttributeTemplate.

parse_meta