Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'xtask/src/codegen/grammar.rs')
| -rw-r--r-- | xtask/src/codegen/grammar.rs | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/xtask/src/codegen/grammar.rs b/xtask/src/codegen/grammar.rs index 9bd87a7ef5..18f6c1f7c5 100644 --- a/xtask/src/codegen/grammar.rs +++ b/xtask/src/codegen/grammar.rs @@ -706,7 +706,23 @@ fn generate_syntax_kinds(grammar: KindsSrc) -> String { } }; - add_preamble(crate::flags::CodegenType::Grammar, reformat(ast.to_string())) + let result = add_preamble(crate::flags::CodegenType::Grammar, reformat(ast.to_string())); + + if let Some(start) = result.find("macro_rules ! T_") + && let Some(macro_end) = result[start..].find("\nimpl ::core::marker::Copy") + { + let macro_section = &result[start..start + macro_end]; + let formatted_macro = macro_section + .replace("T_ { [", "T_ {\n [") + .replace(" ; [", ";\n [") + .replace(" ; }", ";\n}") + .trim_end() + .to_owned() + + "\n"; + return result.replace(macro_section, &formatted_macro); + } + + result } fn to_upper_snake_case(s: &str) -> String { |