diff options
Diffstat (limited to 'test/ragel.d/trans-ruby.lm')
-rw-r--r-- | test/ragel.d/trans-ruby.lm | 343 |
1 files changed, 0 insertions, 343 deletions
diff --git a/test/ragel.d/trans-ruby.lm b/test/ragel.d/trans-ruby.lm deleted file mode 100644 index 53e108c0..00000000 --- a/test/ragel.d/trans-ruby.lm +++ /dev/null @@ -1,343 +0,0 @@ -int rw_ruby_factor( Factor: indep::factor ) -{ - switch Factor - case [`first_token_char] { - send Out "data\[ts\].ord" - } - case [tk_ident `[ expr `]] { - send Out - "[$Factor.tk_ident]\[ [rw_ruby_expr(Factor.expr)] \] - } - case [tk_ident `( expr `)] { - send Out - "[$Factor.tk_ident]( [rw_ruby_expr(Factor.expr)] ) - } - case [`< type `> `( expr `)] { - send Out - "( [rw_ruby_expr(Factor.expr)] ) - } - case [`( expr `)] { - send Out - "( [rw_ruby_expr(Factor.expr)] ) - } - case ['true'] { - send Out 'true' - } - case ['false'] { - send Out 'false' - } - case "'0'" { - send Out '"0"[0].ord' - } - case "'a'" { - send Out '"a"[0].ord' - } - case [`buffer] { - send Out - "buffer\[0..blen-1\].pack( \"c*\" )" - } - default { - send Out [$Factor] - } -} - -void rw_ruby_type( Type: indep::type ) -{ - if match Type [`int] - { - send Out "int" - } - elsif match Type [`bool] - { - send Out "bool" - } - elsif match Type [`char] - { - send Out "char" - } - elsif match Type [`ptr] - { - send Out "char *" - } - elsif match Type [`byte] - { - send Out "unsigned char" - } -} - -void rw_ruby_abs_expr( Expr: indep::abs_expr ) -{ - if ( Expr.Op ) { - send Out - "[rw_ruby_abs_expr(Expr.E1)] [$Expr.Op] [rw_ruby_abs_expr( Expr.E2 )]" - } - else { - rw_ruby_factor( Expr.factor ) - } -} - -void rw_ruby_expr( Expr: indep::expr ) -{ - AbsExpr: indep::abs_expr = indep::abs_comparative( Expr.comparative ) - rw_ruby_abs_expr( AbsExpr ) -} - -void rw_ruby_opt_array( OptArr: indep::opt_arr ) -{ - if OptArr.expr { - send Out "\[[rw_ruby_expr( OptArr.expr )]\]" - } -} - -int rw_ruby_var_decl( VarDecl: indep::var_decl ) -{ - OptArr: indep::opt_arr = VarDecl.opt_arr - if OptArr.expr { - send Out - "[$VarDecl.tk_ident] = Array.new - } - else if match VarDecl.type [`bool] { - send Out - "[$VarDecl.tk_ident] = false - } - else { - send Out - "[$VarDecl.tk_ident] = 0 - } -} - -void rw_ruby_opt_sub( OptSub: indep::opt_sub ) -{ - if ( OptSub.expr ) - send Out "\[[rw_ruby_expr(OptSub.expr)]\]" -} - -int rw_ruby_expr_stmt( ExprStmt: indep::expr_stmt ) -{ - if match ExprStmt [tk_ident opt_sub `= expr `;] - { - send Out - "[$ExprStmt.tk_ident rw_ruby_opt_sub(ExprStmt.opt_sub)] = [rw_ruby_expr(ExprStmt.expr)]; - } - else if match ExprStmt [expr `;] - { - send Out - "[rw_ruby_expr(ExprStmt.expr)]; - } -} - -int rw_ruby_if_stmt( IfStmt: indep::if_stmt ) -{ - send Out - "if ( [rw_ruby_expr( IfStmt.expr )] ) - " [rw_ruby_stmt_list( IfStmt._repeat_stmt )] - - if ( IfStmt.opt_else._repeat_stmt ) { - send Out - "else - " [rw_ruby_stmt_list( IfStmt.opt_else._repeat_stmt )] - } - send Out - "end -} - -int rw_ruby_print_stmt( Stmt: indep::print_stmt ) -{ - if match Stmt [`print_int expr `;] { - send Out - "print( [rw_ruby_expr(Stmt.expr)] ); - } - else if match Stmt [`print_buf `;] - { - send Out - "print( buffer\[0..blen-1\].pack( \"c*\" ) ); - } - else if match Stmt [`print_str expr `;] - { - send Out - "print( [rw_ruby_expr( Stmt.expr )] ); - } - else if match Stmt [`print_token `;] - { - send Out - "_m = data\[ts..te-1\]; - "print( _m ); - } -} - -int rw_ruby_ragel_stmt( Stmt: indep::ragel_stmt ) -{ - send Out - [$Stmt] -} - -void rw_ruby_buf_stmt( BufStmt: indep::buf_stmt ) -{ - switch BufStmt - case [`buf_clear `( `) `;] { - send Out - " blen = 0; - } - case [`buf_append `( `) `;] { - send Out - " buffer\[blen\] = fc; - " blen += 1; - } -} - -int rw_ruby_stmt( Stmt: indep::stmt ) -{ - switch Stmt - case [var_decl] - rw_ruby_var_decl( Stmt.var_decl ) - case [expr_stmt] - rw_ruby_expr_stmt( Stmt.expr_stmt ) - case [if_stmt] - rw_ruby_if_stmt( Stmt.if_stmt ) - case [print_stmt] - rw_ruby_print_stmt( Stmt.print_stmt ) - case [buf_stmt] - rw_ruby_buf_stmt( Stmt.buf_stmt ) - case [ragel_stmt] - rw_ruby_ragel_stmt( Stmt.ragel_stmt ) -} - -void rw_ruby_stmt_list( StmtList: indep::stmt* ) -{ - for Stmt: indep::stmt in repeat( StmtList ) - rw_ruby_stmt( Stmt ) -} - -int rw_ruby_action_block( ActionBlock: indep::action_block ) -{ - Out = new parser<out_code::lines>() - if match ActionBlock [`{ stmt* `}] { - send Out - "{[rw_ruby_stmt_list( ActionBlock._repeat_stmt )]} - } - else if match ActionBlock [`{ expr `}] { - send Out - "{[rw_ruby_expr( ActionBlock.expr )]} - } - send Out [] eos -} - -void rw_ruby( Output: stream ) -{ - Section: indep::section = RagelTree.section - - # Lowercase the machine name - for MachineName: ragel::machine_name in Section { - for Word: ragel::word in MachineName { - Word.data = tolower( Word.data ) - } - } - - MachineName = ragel::machine_name in Section - - # Rewrite the action blocks. - for Action: ragel::action_block in Section { - # Reparse as lang-independent code. - parse IndepActionBlock: indep::action_block[$Action] - if ( !IndepActionBlock ) { - print( error, '\n', Action ) - exit(1) - } - - rw_ruby_action_block( IndepActionBlock ) - - # Reparse back to ragel action block. - Action = parse ragel::action_block[$Out->tree] - if ( !Action ) { - print( error, '\n' ) - exit(1) - } - } - - - send Output - "# - "# @LANG: ruby - "# @GENERATED: true - - if ProhibitGenflags { - send Output - "# @PROHIBIT_GENFLAGS:[ProhibitGenflags] - } - - send Output - "# - " - - send Output - " - "[Section] - " - "%% write data; - " - "def run_machine( data ) - " p = 0 - " pe = data.length - " eof = data.length - " cs = 0; - " _m = "" - " _a = "" - " nfa_len = 0 - " nfa_count = 0 - " nfa_bp_state = Array.new() - " nfa_bp_p = Array.new() - " buffer = Array.new - " blen = 0 - - Init: indep::stmt* = RagelTree.Init - for Stmt: indep::stmt in Init { - if match Stmt [Decl: var_decl] { - Out = new parser<out_code::lines>() - rw_ruby_var_decl( Decl ) - send Out [] eos - send Output [Out->tree] - } - } - - for Stmt: indep::stmt in Init { - if match Stmt [ExprStmt: expr_stmt] { - Out = new parser<out_code::lines>() - rw_ruby_expr_stmt( ExprStmt ) - send Out [] eos - send Output [Out->tree] - } - } - - send Output - " %% write init; - " %% write exec; - " if cs >= [MachineName.mn_word]_first_final - " puts \"ACCEPT\" - " else - " puts \"FAIL\" - " end - "end - " - - send Output - "inp = \[ - - NR: int = 0 - for InputString: indep::input_string in RagelTree { - send Output - [^InputString ",\n"] - NR = NR + 1 - } - - send Output - "\] - " - - send Output - "inplen = [NR] - " - - send Output - "inp.each { |str| run_machine(str) } - " -} |