use super::*; pub(super) fn mod_contents(p: &mut Parser) { attributes::inner_attributes(p); many(p, |p| { skip_to_first( p, item_first, mod_contents_item, "expected item", ) }); } fn item_first(p: &Parser) -> bool { match p.current() { STRUCT_KW | FN_KW | EXTERN_KW | MOD_KW | USE_KW | POUND => true, _ => false, } } fn mod_contents_item(p: &mut Parser) { if item(p) { if p.current() == SEMI { node(p, ERROR, |p| { p.error() .message("expected item, found `;`\n\ consider removing this semicolon") .emit(); p.bump(); }) } } } fn item(p: &mut Parser) -> bool { attributes::outer_attributes(p); visibility(p); // node_if(p, USE_KW, USE_ITEM, use_item) // || extern crate_fn // || node_if(p, STATIC_KW, STATIC_ITEM, static_item) // || node_if(p, CONST_KW, CONST_ITEM, const_item) or const FN! // || unsafe trait, impl // || node_if(p, FN_KW, FN_ITEM, fn_item) // || node_if(p, TYPE_KW, TYPE_ITEM, type_item) node_if(p, [EXTERN_KW, CRATE_KW], EXTERN_CRATE_ITEM, extern_crate_item) || node_if(p, MOD_KW, MOD_ITEM, mod_item) || node_if(p, USE_KW, USE_ITEM, use_item) || node_if(p, STRUCT_KW, STRUCT_ITEM, struct_item) || node_if(p, FN_KW, FN_ITEM, fn_item) } fn struct_item(p: &mut Parser) { p.expect(IDENT) && p.curly_block(|p| comma_list(p, EOF, struct_field)); } fn extern_crate_item(p: &mut Parser) { p.expect(IDENT) && alias(p) && p.expect(SEMI); } fn mod_item(p: &mut Parser) { if !p.expect(IDENT) { return; } if p.eat(SEMI) { return; } p.curly_block(mod_contents); } fn use_item(p: &mut Parser) { paths::use_path(p); p.expect(SEMI); } fn struct_field(p: &mut Parser) -> bool { node_if(p, IDENT, STRUCT_FIELD, |p| { p.expect(COLON) && p.expect(IDENT); }) } fn fn_item(p: &mut Parser) { p.expect(IDENT) && p.expect(L_PAREN) && p.expect(R_PAREN) && p.curly_block(|_| ()); }