Add %initial-action

ruby · Oct 6, 2023 · 8ac634e · 8ac634e
1 parent f37b2e0
commit 8ac634e
Show file tree

Hide file tree

Showing 2 changed files with 9 additions and 4 deletions.
diff --git a/lib/lrama/new_parser.rb b/lib/lrama/new_parser.rb
diff --git a/parser.y b/parser.y
@@ -18,7 +18,7 @@ rule
                    | "%param" params
                    | "%lex-param" params { val[1].each {|token| token.references = []; @grammar.lex_param = @grammar.build_code(:lex_param, token).token_code.s_value} }
                    | "%parse-param" params { val[1].each {|token| token.references = []; @grammar.parse_param = @grammar.build_code(:parse_param, token).token_code.s_value} }
-                   | "%initial-action" "{" {@lexer.status = :c_declaration; @lexer.end_symbol = '}'} C_DECLARATION {@lexer.status = :initial; @lexer.end_symbol = nil} "}"
+                   | "%initial-action" "{" {@lexer.status = :c_declaration; @lexer.end_symbol = '}'; @lineno.push(@lexer.line); @column.push(@lexer.col)} C_DECLARATION {@lexer.status = :initial; @lexer.end_symbol = nil} "}" { code = build_token(type: :User_code, s_value: val[3], line: @lineno.pop, column: @column.pop); code.references = []; @grammar.initial_action = @grammar.build_code(:initial_action, code) }
                    | ";"
 
   grammar_declaration: "%union" "{" {@lexer.status = :c_declaration; @lexer.end_symbol = '}'; @lineno.push(@lexer.line); @column.push(@lexer.col)} C_DECLARATION {@lexer.status = :initial; @lexer.end_symbol = nil} "}" { code = build_token(type: :User_code, s_value: val[3], line: @lineno.pop, column: @column.pop); code.references = []; @grammar.set_union(@grammar.build_code(:union, code), code.line) }