diff options
author | Pascal Rigaux <pixel@mandriva.com> | 2003-04-15 20:00:07 +0000 |
---|---|---|
committer | Pascal Rigaux <pixel@mandriva.com> | 2003-04-15 20:00:07 +0000 |
commit | b11cd56179401e20be410ebf6a0e86a12322bed7 (patch) | |
tree | 0881d16728d550f48b04bac8160699d9a7d8d1bd /perl_checker.src/parser.mly | |
parent | 2ee23414a565d33f5b3dd1d6dfb750bed3f1a63b (diff) | |
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add basic "type" checking (using a very liberal lattice)
Diffstat (limited to 'perl_checker.src/parser.mly')
-rw-r--r-- | perl_checker.src/parser.mly | 427 |
1 files changed, 216 insertions, 211 deletions
diff --git a/perl_checker.src/parser.mly b/perl_checker.src/parser.mly index 3887e24..f578f4d 100644 --- a/perl_checker.src/parser.mly +++ b/perl_checker.src/parser.mly @@ -27,7 +27,7 @@ %token <string Types.any_spaces_pos> FOR PRINT %token <unit Types.any_spaces_pos> NEW FORMAT -%token <string Types.any_spaces_pos> COMPARE_OP EQ_OP +%token <string Types.any_spaces_pos> COMPARE_OP COMPARE_OP_STR EQ_OP EQ_OP_STR %token <string Types.any_spaces_pos> ASSIGN MY_OUR %token <unit Types.any_spaces_pos> IF ELSIF ELSE UNLESS DO WHILE UNTIL CONTINUE SUB LOCAL @@ -46,7 +46,7 @@ %token <string Types.any_spaces_pos> MULT %token <string Types.any_spaces_pos> PLUS %token <string Types.any_spaces_pos> BIT_SHIFT -%token <unit Types.any_spaces_pos> LT GT +%token <unit Types.any_spaces_pos> LT GT CONCAT MULT_L_STR %token <unit Types.any_spaces_pos> BIT_AND %token <unit Types.any_spaces_pos> BIT_OR BIT_XOR %token <unit Types.any_spaces_pos> AND_TIGHT @@ -74,12 +74,12 @@ %left AND_TIGHT %left BIT_OR BIT_XOR %left BIT_AND -%nonassoc EQ_OP -%nonassoc LT GT COMPARE_OP +%nonassoc EQ_OP EQ_OP_STR +%nonassoc LT GT COMPARE_OP COMPARE_OP_STR %nonassoc UNIOP %left BIT_SHIFT -%left PLUS -%left MULT +%left PLUS CONCAT +%left MULT MULT_L_STR %left PATTERN_MATCH PATTERN_MATCH_NOT %right TIGHT_NOT BIT_NEG REF UNARY_MINUS %right POWER @@ -102,76 +102,76 @@ prog: lines EOF {$1.any} lines: /* A collection of "lines" in the program */ | { default_esp [] } -| sideff { new_esp [$1.any] $1 $1 } -| line lines { new_esp ($1.any @ $2.any) $1 $2 } +| sideff { new_1esp [$1.any] $1 } +| line lines { new_esp $2.mcontext ($1.any @ $2.any) $1 $2 } line: -| decl { new_esp [$1.any] $1 $1 } -| if_then_else { new_esp [$1.any] $1 $1 } -| loop { new_esp [$1.any] $1 $1 } -| LABEL { sp_cr($1); new_esp [Label $1.any] $1 $1 } -| PERL_CHECKER_COMMENT {sp_p($1); new_esp [Perl_checker_comment($1.any, get_pos $1)] $1 $1} -| semi_colon {new_esp [Semi_colon] $1 $1} -| sideff semi_colon {new_esp [$1.any ; Semi_colon] $1 $1} -| BRACKET lines BRACKET_END {check_block_sub $2 $3; new_esp [Block $2.any] $1 $3} +| decl { new_1esp [$1.any] $1 } +| if_then_else { new_1esp [$1.any] $1 } +| loop { new_1esp [$1.any] $1 } +| LABEL { sp_cr($1); new_1esp [Label $1.any] $1 } +| PERL_CHECKER_COMMENT {sp_p($1); new_1esp [Perl_checker_comment($1.any, get_pos $1)] $1 } +| semi_colon {new_1esp [Semi_colon] $1 } +| sideff semi_colon {new_1esp [$1.any ; Semi_colon] $1 } +| BRACKET lines BRACKET_END {check_block_sub $2 $3; new_esp $2.mcontext [Block $2.any] $1 $3} if_then_else: /* Real conditional expressions */ -| IF PAREN expr PAREN_END BRACKET lines BRACKET_END elsif else_ {sp_p($1); sp_n($2); sp_0($3); sp_0_or_cr($4); sp_p($5); check_block_sub $6 $7; to_Call_op "if" (prio_lo P_loose $3 :: Block $6.any :: $8.any @ $9.any) $1 $9} -| UNLESS PAREN expr PAREN_END BRACKET lines BRACKET_END elsif else_ {sp_p($1); sp_n($2); sp_0($3); sp_0_or_cr($4); sp_p($5); check_block_sub $6 $7; to_Call_op "unless" (prio_lo P_loose $3 :: Block $6.any :: $8.any @ $9.any) $1 $9} +| IF PAREN expr PAREN_END BRACKET lines BRACKET_END elsif else_ {sp_p($1); sp_n($2); sp_0($3); sp_0_or_cr($4); sp_p($5); mcontext_check M_scalar $3; check_block_sub $6 $7; to_Call_op (if $9.any = [] then M_none else mcontext_lmerge ($6.mcontext :: mcontext_lmaybe $8 @ [$9.mcontext])) "if" (prio_lo P_loose $3 :: Block $6.any :: $8.any @ $9.any) $1 $9} +| UNLESS PAREN expr PAREN_END BRACKET lines BRACKET_END elsif else_ {sp_p($1); sp_n($2); sp_0($3); sp_0_or_cr($4); sp_p($5); mcontext_check M_scalar $3; check_block_sub $6 $7; to_Call_op M_none "unless" (prio_lo P_loose $3 :: Block $6.any :: $8.any @ $9.any) $1 $9} elsif: | {default_esp []} -| ELSIF PAREN expr PAREN_END BRACKET lines BRACKET_END elsif {sp_p($1); sp_n($2); sp_0($3); sp_0_or_cr($4); sp_p($5); check_block_sub $6 $7; new_esp (prio_lo P_loose $3 :: Block $6.any :: $8.any) $1 $8} +| ELSIF PAREN expr PAREN_END BRACKET lines BRACKET_END elsif {sp_p($1); sp_n($2); sp_0($3); sp_0_or_cr($4); sp_p($5); mcontext_check M_scalar $3; check_block_sub $6 $7; new_esp (mcontext_lmerge ($6.mcontext :: mcontext_lmaybe $8)) (prio_lo P_loose $3 :: Block $6.any :: $8.any) $1 $8} else_: | { default_esp [] } -| ELSE BRACKET lines BRACKET_END {sp_p($1); sp_n($2); check_block_sub $3 $4; new_esp [Block $3.any] $1 $4} +| ELSE BRACKET lines BRACKET_END {sp_p($1); sp_n($2); check_block_sub $3 $4; new_esp $3.mcontext [Block $3.any] $1 $4} loop: -| WHILE PAREN expr PAREN_END BRACKET lines BRACKET_END cont {sp_p($1); sp_n($2); sp_0($3); sp_0_or_cr($4); sp_p($5); check_block_sub $6 $7; to_Call_op "while" [ prio_lo P_loose $3; Block $6.any ] $1 $8} -| UNTIL PAREN expr PAREN_END BRACKET lines BRACKET_END cont {sp_p($1); sp_n($2); sp_0($3); sp_0_or_cr($4); sp_p($5); check_block_sub $6 $7; to_Call_op "until" [ prio_lo P_loose $3; Block $6.any ] $1 $8} -| FOR PAREN expr_or_empty semi_colon expr_or_empty semi_colon expr_or_empty PAREN_END BRACKET lines BRACKET_END {sp_p($1); check_for($1); sp_n($2); sp_0($3); sp_p($5); sp_p($7); sp_0($8); sp_n($9); check_block_sub $10 $11; to_Call_op "for" [ $3.any; $5.any; $7.any; Block $10.any ] $1 $11} +| WHILE PAREN expr PAREN_END BRACKET lines BRACKET_END cont {sp_p($1); sp_n($2); sp_0($3); sp_0_or_cr($4); sp_p($5); mcontext_check M_scalar $3; check_block_sub $6 $7; to_Call_op M_none "while" [ prio_lo P_loose $3; Block $6.any ] $1 $8} +| UNTIL PAREN expr PAREN_END BRACKET lines BRACKET_END cont {sp_p($1); sp_n($2); sp_0($3); sp_0_or_cr($4); sp_p($5); mcontext_check M_scalar $3; check_block_sub $6 $7; to_Call_op M_none "until" [ prio_lo P_loose $3; Block $6.any ] $1 $8} +| FOR PAREN expr_or_empty semi_colon expr_or_empty semi_colon expr_or_empty PAREN_END BRACKET lines BRACKET_END {sp_p($1); check_for($1); sp_n($2); sp_0($3); sp_p($5); sp_p($7); sp_0($8); sp_n($9); check_block_sub $10 $11; to_Call_op M_none "for" [ $3.any; $5.any; $7.any; Block $10.any ] $1 $11} | FOR SCALAR_IDENT PAREN expr PAREN_END BRACKET lines BRACKET_END cont { die_rule "don't use for without \"my\"ing the iteration variable" } -| FOR PAREN expr PAREN_END BRACKET lines BRACKET_END cont {sp_p($1); sp_n($2); sp_0($3); sp_0_or_cr($4); sp_p($5); check_block_sub $6 $7; check_for_foreach $1 $3; to_Call_op "foreach" [ prio_lo P_loose $3; Block $6.any ] $1 $8} -| for_my lines BRACKET_END cont {check_block_sub $2 $3; to_Call_op "foreach my" ($1.any @ [ Block $2.any ]) $1 $4} +| FOR PAREN expr PAREN_END BRACKET lines BRACKET_END cont {sp_p($1); sp_n($2); sp_0($3); sp_0_or_cr($4); sp_p($5); mcontext_check M_list $3; check_block_sub $6 $7; check_for_foreach $1 $3; to_Call_op M_none "foreach" [ prio_lo P_loose $3; Block $6.any ] $1 $8} +| for_my lines BRACKET_END cont {check_block_sub $2 $3; to_Call_op M_none "foreach my" ($1.any @ [ Block $2.any ]) $1 $4} for_my: -| FOR MY_OUR SCALAR_IDENT PAREN expr PAREN_END BRACKET {sp_p($1); check_my($2); check_foreach($1); sp_n($4); sp_0($5); sp_0_or_cr($6); sp_p($7); new_esp [ My_our($2.any, [I_scalar, snd $3.any], get_pos $3); prio_lo P_loose $5 ] $1 $7} +| FOR MY_OUR SCALAR_IDENT PAREN expr PAREN_END BRACKET {sp_p($1); check_my($2); check_foreach($1); sp_n($4); sp_0($5); sp_0_or_cr($6); sp_p($7); new_esp M_none [ My_our($2.any, [I_scalar, snd $3.any], get_pos $3); prio_lo P_loose $5 ] $1 $7} cont: /* Continue blocks */ | {default_esp ()} -| CONTINUE BRACKET lines BRACKET_END {sp_p($1); sp_n($2); check_block_sub $3 $4; new_esp () $1 $4} +| CONTINUE BRACKET lines BRACKET_END {sp_p($1); sp_n($2); check_block_sub $3 $4; new_esp $3.mcontext () $1 $4} sideff: /* An expression which may have a side-effect */ -| expr {new_esp $1.any.expr $1 $1} -| expr IF expr {sp_p($2); sp_p($3); call_op_if_infix (prio_lo P_loose $1) (prio_lo P_loose $3) $1 $3} -| expr UNLESS expr {sp_p($2); sp_p($3); call_op_unless_infix (prio_lo P_loose $1) (prio_lo P_loose $3) $1 $3} -| expr WHILE expr {sp_p($2); sp_p($3); to_Call_op "while infix" [ prio_lo P_loose $1 ; prio_lo P_loose $3 ] $1 $3} -| expr UNTIL expr {sp_p($2); sp_p($3); to_Call_op "until infix" [ prio_lo P_loose $1 ; prio_lo P_loose $3 ] $1 $3} -| expr FOR expr {sp_p($2); sp_p($3); check_foreach($2); to_Call_op "for infix" [ prio_lo P_loose $1 ; prio_lo P_loose $3 ] $1 $3} +| expr { new_1esp $1.any.expr $1 } +| expr IF expr {sp_p($2); sp_p($3); mcontext_check M_scalar $3; call_op_if_infix (prio_lo P_loose $1) (prio_lo P_loose $3) $1 $3} +| expr UNLESS expr {sp_p($2); sp_p($3); mcontext_check M_scalar $3; call_op_unless_infix (prio_lo P_loose $1) (prio_lo P_loose $3) $1 $3} +| expr WHILE expr {sp_p($2); sp_p($3); mcontext_check M_scalar $3; to_Call_op M_none "while infix" [ prio_lo P_loose $1 ; prio_lo P_loose $3 ] $1 $3} +| expr UNTIL expr {sp_p($2); sp_p($3); mcontext_check M_scalar $3; to_Call_op M_none "until infix" [ prio_lo P_loose $1 ; prio_lo P_loose $3 ] $1 $3} +| expr FOR expr {sp_p($2); sp_p($3); mcontext_check M_list $3; check_foreach($2); to_Call_op M_none "for infix" [ prio_lo P_loose $1 ; prio_lo P_loose $3 ] $1 $3} decl: -| FORMAT BAREWORD ASSIGN {new_esp Too_complex $1 $3} -| FORMAT ASSIGN {new_esp Too_complex $1 $2} -| func_decl semi_colon {if snd $1.any = "" then die_rule "there is no need to pre-declare in Perl!" else (warn_rule "please don't use prototype pre-declaration" ; new_esp Too_complex $1 $2) } -| func_decl BRACKET BRACKET_END {sp_n($2); sp_0_or_cr($3); let name, proto = $1.any in new_esp (sub_declaration (name, proto) []) $1 $3} -| func_decl BRACKET lines BRACKET_END {sp_n($2); check_block_sub $3 $4; new_esp (sub_declaration $1.any $3.any) $1 $4} -| func_decl BRACKET BRACKET expr BRACKET_END BRACKET_END {sp_n($2); sp_p($3); sp_p($4); sp_p($5); sp_p($6); new_esp (sub_declaration $1.any [Ref(I_hash, prio_lo P_loose $4)]) $1 $6} -| func_decl BRACKET BRACKET expr BRACKET_END semi_colon BRACKET_END {sp_n($2); sp_p($3); sp_p($4); sp_p($5); sp_p($7); new_esp (sub_declaration $1.any [Ref(I_hash, prio_lo P_loose $4); Semi_colon]) $1 $7} -| PACKAGE word semi_colon {sp_0_or_cr($1); sp_1($2); new_esp (Package $2.any) $1 $3} -| BEGIN BRACKET lines BRACKET_END {sp_0_or_cr($1); sp_1($2); check_block_sub $3 $4; new_esp (Sub_declaration(Ident(None, "BEGIN", get_pos $1), "", Block $3.any)) $1 $4} -| END BRACKET lines BRACKET_END {sp_0_or_cr($1); sp_1($2); check_block_sub $3 $4; new_esp (Sub_declaration(Ident(None, "END", get_pos $1), "", Block $3.any)) $1 $4} +| FORMAT BAREWORD ASSIGN {new_esp M_special Too_complex $1 $3} +| FORMAT ASSIGN {new_esp M_special Too_complex $1 $2} +| func_decl semi_colon {if snd $1.any = "" then die_rule "there is no need to pre-declare in Perl!" else (warn_rule "please don't use prototype pre-declaration" ; new_esp M_special Too_complex $1 $2) } +| func_decl BRACKET BRACKET_END {sp_n($2); sp_0_or_cr($3); let name, proto = $1.any in new_esp M_none (sub_declaration (name, proto) []) $1 $3} +| func_decl BRACKET lines BRACKET_END {sp_n($2); check_block_sub $3 $4; new_esp M_none (sub_declaration $1.any $3.any) $1 $4} +| func_decl BRACKET BRACKET expr BRACKET_END BRACKET_END {sp_n($2); sp_p($3); sp_p($4); sp_p($5); sp_p($6); new_esp M_none (sub_declaration $1.any [Ref(I_hash, prio_lo P_loose $4)]) $1 $6} +| func_decl BRACKET BRACKET expr BRACKET_END semi_colon BRACKET_END {sp_n($2); sp_p($3); sp_p($4); sp_p($5); sp_p($7); new_esp M_none (sub_declaration $1.any [Ref(I_hash, prio_lo P_loose $4); Semi_colon]) $1 $7} +| PACKAGE word semi_colon {sp_0_or_cr($1); sp_1($2); new_esp M_none (Package $2.any) $1 $3} +| BEGIN BRACKET lines BRACKET_END {sp_0_or_cr($1); sp_1($2); check_block_sub $3 $4; new_esp M_none (Sub_declaration(Ident(None, "BEGIN", get_pos $1), "", Block $3.any)) $1 $4} +| END BRACKET lines BRACKET_END {sp_0_or_cr($1); sp_1($2); check_block_sub $3 $4; new_esp M_none (Sub_declaration(Ident(None, "END", get_pos $1), "", Block $3.any)) $1 $4} | use {$1} use: -| use_word listexpr semi_colon {sp_n($2); new_esp (Use($1.any, $2.any.expr)) $1 $3} -| use_revision RAW_IDENT_PAREN PAREN PAREN_END {new_esp (Use(to_Ident $2, [])) $1 $2} +| use_word listexpr semi_colon {sp_n($2); new_esp M_none (Use($1.any, $2.any.expr)) $1 $3} +| use_revision RAW_IDENT_PAREN PAREN PAREN_END {new_esp M_none (Use(to_Ident $2, [])) $1 $2} use_word: -| use_revision word comma {new_esp $2.any $1 $3} -| use_revision word {new_esp $2.any $1 $2} -| use_revision {new_esp (Ident(None, "", get_pos $1)) $1 $1} +| use_revision word comma {new_esp M_none $2.any $1 $3} +| use_revision word {new_esp M_none $2.any $1 $2} +| use_revision {new_1esp (Ident(None, "", get_pos $1)) $1 } use_revision: | USE REVISION comma {$1} @@ -179,57 +179,62 @@ use_revision: | USE {$1} func_decl: -| SUB word { new_esp ($2.any, "") $1 $2} -| FUNC_DECL_WITH_PROTO {new_esp (Ident(None, fst $1.any, get_pos $1), snd $1.any) $1 $1} +| SUB word { new_esp M_none ($2.any, "") $1 $2} +| FUNC_DECL_WITH_PROTO {new_1esp (Ident(None, fst $1.any, get_pos $1), snd $1.any) $1 } listexpr: /* Basic list expressions */ | %prec PREC_LOW { default_pesp P_tok []} | argexpr %prec PREC_LOW {$1} expr: /* Ordinary expressions; logical combinations */ -| expr AND expr {sp_p($2); sp_p($3); to_Call_op_ P_and "and" [ prio_lo P_and $1; prio_lo_after P_and $3 ] $1 $3} -| expr OR expr {sp_p($2); sp_p($3); to_Call_op_ P_or "or" [ prio_lo P_or $1; prio_lo_after P_or $3 ] $1 $3} -| argexpr %prec PREC_LOW { new_pesp $1.any.priority (List $1.any.expr) $1 $1 } +| expr AND expr {sp_p($2); sp_p($3); if $1.any.priority <> P_and then mcontext_check M_scalar $1; to_Call_op_ M_none P_and "and" [ prio_lo P_and $1; prio_lo_after P_and $3 ] $1 $3} +| expr OR expr {sp_p($2); sp_p($3); if $1.any.priority <> P_or then mcontext_check M_scalar $1; to_Call_op_ M_none P_or "or" [ prio_lo P_or $1; prio_lo_after P_or $3 ] $1 $3} +| argexpr %prec PREC_LOW { new_1pesp $1.any.priority (List $1.any.expr) $1 } argexpr: /* Expressions are a list of terms joined by commas */ -| argexpr comma { new_pesp P_comma $1.any.expr $1 $2} -| argexpr comma term {if not_simple ($3.any.expr) then sp_p($3); new_pesp P_comma (followed_by_comma $1 $2 @ [$3.any.expr]) $1 $3} -| argexpr comma BRACKET expr BRACKET_END {sp_p($3); sp_p($5); new_pesp P_comma (followed_by_comma $1 $2 @ [ Ref(I_hash, $4.any.expr) ]) $1 $5} -| term %prec PREC_LOW { new_pesp $1.any.priority [$1.any.expr] $1 $1 } +| argexpr comma { new_pesp M_list P_comma $1.any.expr $1 $2} +| argexpr comma term {if not_simple ($3.any.expr) then sp_p($3); new_pesp M_list P_comma (followed_by_comma $1 $2 @ [$3.any.expr]) $1 $3} +| argexpr comma BRACKET expr BRACKET_END {sp_p($3); sp_p($5); new_pesp M_list P_comma (followed_by_comma $1 $2 @ [ Ref(I_hash, $4.any.expr) ]) $1 $5} +| term %prec PREC_LOW { new_1pesp $1.any.priority [$1.any.expr] $1 } /********************************************************************************/ term: -| term ASSIGN term {sp_same $2 $3; let pri = P_assign in to_Call_op_ pri $2.any [$1.any.expr ; prio_lo_after pri $3] $1 $3} -| term PLUS term {sp_same $2 $3; let pri = P_add in to_Call_op_ pri $2.any [prio_lo pri $1; prio_lo_after pri $3] $1 $3} -| term COMPARE_OP term {sp_same $2 $3; sp_p $2; let pri = P_cmp in to_Call_op_ pri $2.any [prio_lo pri $1; prio_lo_after pri $3] $1 $3} -| term LT term {sp_same $2 $3; sp_p $2; let pri = P_cmp in to_Call_op_ pri "<" [prio_lo pri $1; prio_lo_after pri $3] $1 $3} -| term GT term {sp_same $2 $3; sp_p $2; let pri = P_cmp in to_Call_op_ pri ">" [prio_lo pri $1; prio_lo_after pri $3] $1 $3} -| term EQ_OP term {sp_same $2 $3; sp_p $2; let pri = P_eq in to_Call_op_ pri $2.any [prio_lo pri $1; prio_lo_after pri $3] $1 $3} -| term POWER term {sp_same $2 $3; let pri = P_tight in to_Call_op_ pri "**" [prio_lo pri $1; prio_lo_after pri $3] $1 $3} -| term BIT_AND term {sp_same $2 $3; sp_p $2; let pri = P_bit in to_Call_op_ pri "&" [prio_lo pri $1; prio_lo_after pri $3] $1 $3} -| term BIT_OR term {sp_same $2 $3; let pri = P_bit in to_Call_op_ pri "|" [prio_lo pri $1; prio_lo_after pri $3] $1 $3} -| term BIT_XOR term {sp_same $2 $3; sp_p $2; let pri = P_bit in to_Call_op_ pri "^" [prio_lo pri $1; prio_lo_after pri $3] $1 $3} -| term AND_TIGHT term {sp_same $2 $3; sp_p $2; let pri = P_tight_and in to_Call_op_ pri "&&" [prio_lo pri $1; prio_lo_after pri $3] $1 $3} -| term OR_TIGHT term {sp_same $2 $3; sp_p $2; let pri = P_tight_or in to_Call_op_ pri "||" [prio_lo pri $1; prio_lo_after pri $3] $1 $3} -| term MULT term {sp_same $2 $3; let pri = P_mul in to_Call_op_ pri $2.any [prio_lo_concat $1; prio_lo_after pri $3] $1 $3} -| term DOTDOT term {sp_same $2 $3; let pri = P_paren_wanted P_expr in to_Call_op_ pri $2.any [prio_lo pri $1; prio_lo_after pri $3] $1 $3} -| term BIT_SHIFT term {sp_same $2 $3; let pri = P_paren_wanted P_tight in to_Call_op_ pri $2.any [prio_lo pri $1; prio_lo_after pri $3] $1 $3} -| term XOR term {sp_same $2 $3; sp_p $2; let pri = P_paren_wanted P_expr in to_Call_op_ pri "xor" [prio_lo pri $1; prio_lo_after pri $3] $1 $3} - -| term ASSIGN BRACKET expr BRACKET_END {sp_p($2); sp_p($3); sp_p($4); sp_p($5); to_Call_op_ P_assign $2.any [prio_lo P_assign $1; Ref(I_hash, $4.any.expr)] $1 $5} -| term AND_TIGHT BRACKET expr BRACKET_END {sp_p($2); sp_p($3); sp_p($4); sp_p($5); to_Call_op_ P_tight_and "&&" [prio_lo P_assign $1; Ref(I_hash, $4.any.expr)] $1 $5} -| term OR_TIGHT BRACKET expr BRACKET_END {sp_p($2); sp_p($3); sp_p($4); sp_p($5); to_Call_op_ P_tight_or "||" [prio_lo P_assign $1; Ref(I_hash, $4.any.expr)] $1 $5} - - -| term PATTERN_MATCH PATTERN {sp_n($2); sp_p($3); check_unneeded_var_dollar_ ($1); let pattern = from_PATTERN $3 in check_simple_pattern pattern ; to_Call_op_ P_expr "m//" ($1.any.expr :: pattern) $1 $3} -| term PATTERN_MATCH_NOT PATTERN {sp_n($2); sp_p($3); check_unneeded_var_dollar_not($1); let pattern = from_PATTERN $3 in check_simple_pattern pattern ; to_Call_op_ P_expr "!m//" ($1.any.expr :: pattern) $1 $3} -| term PATTERN_MATCH PATTERN_SUBST {sp_n($2); sp_p($3); check_unneeded_var_dollar_s ($1); to_Call_op_ P_expr "s///" ($1.any.expr :: from_PATTERN_SUBST $3) $1 $3} +| term + COMPARE_OP_STR term {sp_same $2 $3; sp_p $2; let pri = P_cmp in to_Call_op_ (mcontext_symops M_string $1 $3) pri $2.any [prio_lo pri $1; prio_lo_after pri $3] $1 $3} +| term COMPARE_OP term {sp_same $2 $3; sp_p $2; let pri = P_cmp in to_Call_op_ (mcontext_symops M_float $1 $3) pri $2.any [prio_lo pri $1; prio_lo_after pri $3] $1 $3} +| term LT term {sp_same $2 $3; sp_p $2; let pri = P_cmp in to_Call_op_ (mcontext_symops M_float $1 $3) pri "<" [prio_lo pri $1; prio_lo_after pri $3] $1 $3} +| term GT term {sp_same $2 $3; sp_p $2; let pri = P_cmp in to_Call_op_ (mcontext_symops M_float $1 $3) pri ">" [prio_lo pri $1; prio_lo_after pri $3] $1 $3} +| term EQ_OP term {sp_same $2 $3; sp_p $2; let pri = P_eq in to_Call_op_ (mcontext_symops M_float $1 $3) pri $2.any [prio_lo pri $1; prio_lo_after pri $3] $1 $3} +| term EQ_OP_STR term {sp_same $2 $3; sp_p $2; let pri = P_eq in to_Call_op_ (mcontext_symops M_string $1 $3) pri $2.any [prio_lo pri $1; prio_lo_after pri $3] $1 $3} +| term POWER term {sp_same $2 $3; let pri = P_tight in to_Call_op_ (mcontext_symops M_float $1 $3) pri "**" [prio_lo pri $1; prio_lo_after pri $3] $1 $3} +| term BIT_AND term {sp_same $2 $3; sp_p $2; let pri = P_bit in to_Call_op_ (mcontext_symops M_int $1 $3) pri "&" [prio_lo pri $1; prio_lo_after pri $3] $1 $3} +| term BIT_OR term {sp_same $2 $3; let pri = P_bit in to_Call_op_ (mcontext_symops M_int $1 $3) pri "|" [prio_lo pri $1; prio_lo_after pri $3] $1 $3} +| term BIT_XOR term {sp_same $2 $3; sp_p $2; let pri = P_bit in to_Call_op_ (mcontext_symops M_int $1 $3) pri "^" [prio_lo pri $1; prio_lo_after pri $3] $1 $3} +| term AND_TIGHT term {sp_same $2 $3; sp_p $2; let pri = P_tight_and in to_Call_op_ (mcontext_symops M_scalar $1 $3) pri "&&" [prio_lo pri $1; prio_lo_after pri $3] $1 $3} +| term OR_TIGHT term {sp_same $2 $3; sp_p $2; let pri = P_tight_or in to_Call_op_ (mcontext_symops M_scalar $1 $3) pri "||" [prio_lo pri $1; prio_lo_after pri $3] $1 $3} +| term MULT term {sp_same $2 $3; let pri = P_mul in to_Call_op_ (mcontext_symops M_float $1 $3) pri $2.any [prio_lo_concat $1; prio_lo_after pri $3] $1 $3} +| term MULT_L_STR term {sp_same $2 $3; mcontext_check M_int $3; let pri = P_mul in to_Call_op_ (if mcontext_lower $1.mcontext M_string then M_string else M_list) pri "x" [prio_lo_concat $1; prio_lo_after pri $3] $1 $3} +| term PLUS term {sp_same $2 $3; let pri = P_add in to_Call_op_ (mcontext_symops M_float $1 $3) pri $2.any [prio_lo pri $1; prio_lo_after pri $3] $1 $3} +| term CONCAT term {sp_same $2 $3; let pri = P_add in to_Call_op_ (mcontext_symops M_string $1 $3) pri "." [prio_lo pri $1; prio_lo_after pri $3] $1 $3} +| term ASSIGN term {sp_same $2 $3; mcontext_check_non_none $3 ; let pri = P_assign in to_Call_op_ $3.mcontext pri $2.any [$1.any.expr ; prio_lo_after pri $3] $1 $3} +| term DOTDOT term {sp_same $2 $3; let pri = P_paren_wanted P_expr in to_Call_op_ (mcontext_symops M_scalar $1 $3) pri $2.any [prio_lo pri $1; prio_lo_after pri $3] $1 $3} +| term BIT_SHIFT term {sp_same $2 $3; let pri = P_paren_wanted P_tight in to_Call_op_ (mcontext_symops M_int $1 $3) pri $2.any [prio_lo pri $1; prio_lo_after pri $3] $1 $3} +| term XOR term {sp_same $2 $3; sp_p $2; let pri = P_paren_wanted P_expr in to_Call_op_ (mcontext_symops M_scalar $1 $3) pri "xor" [prio_lo pri $1; prio_lo_after pri $3] $1 $3} + +| term ASSIGN BRACKET expr BRACKET_END {sp_p($2); sp_p($3); sp_p($4); sp_p($5); to_Call_op_ (M_ref M_hash) P_assign $2.any [prio_lo P_assign $1; Ref(I_hash, $4.any.expr)] $1 $5} +| term AND_TIGHT BRACKET expr BRACKET_END {sp_p($2); sp_p($3); sp_p($4); sp_p($5); to_Call_op_ M_scalar P_tight_and "&&" [prio_lo P_assign $1; Ref(I_hash, $4.any.expr)] $1 $5} +| term OR_TIGHT BRACKET expr BRACKET_END {sp_p($2); sp_p($3); sp_p($4); sp_p($5); to_Call_op_ M_scalar P_tight_or "||" [prio_lo P_assign $1; Ref(I_hash, $4.any.expr)] $1 $5} + + +| term PATTERN_MATCH PATTERN {sp_n($2); sp_p($3); check_unneeded_var_dollar_ ($1); let pattern = from_PATTERN $3 in check_simple_pattern pattern ; to_Call_op_ M_array P_expr "m//" ($1.any.expr :: pattern) $1 $3} +| term PATTERN_MATCH_NOT PATTERN {sp_n($2); sp_p($3); check_unneeded_var_dollar_not($1); let pattern = from_PATTERN $3 in check_simple_pattern pattern ; to_Call_op_ M_int P_expr "!m//" ($1.any.expr :: pattern) $1 $3} +| term PATTERN_MATCH PATTERN_SUBST {sp_n($2); sp_p($3); check_unneeded_var_dollar_s ($1); to_Call_op_ M_int P_expr "s///" ($1.any.expr :: from_PATTERN_SUBST $3) $1 $3} | term PATTERN_MATCH_NOT PATTERN_SUBST {die_with_rawpos $2.pos "use =~ instead of !~ and negate the return value"} -| term PATTERN_MATCH QR_PATTERN {sp_n($2); sp_p($3); to_Call_op_ P_expr "m//" ($1.any.expr :: from_PATTERN $3) $1 $3} -| term PATTERN_MATCH_NOT QR_PATTERN {sp_n($2); sp_p($3); to_Call_op_ P_expr "!m//" ($1.any.expr :: from_PATTERN $3) $1 $3} -| term PATTERN_MATCH scalar { new_pesp P_expr (Call(Too_complex, [$1.any.expr ; $3.any ])) $1 $3} -| term PATTERN_MATCH_NOT scalar { new_pesp P_expr (Call(Too_complex, [$1.any.expr ; $3.any ])) $1 $3} +| term PATTERN_MATCH QR_PATTERN {sp_n($2); sp_p($3); to_Call_op_ M_array P_expr "m//" ($1.any.expr :: from_PATTERN $3) $1 $3} +| term PATTERN_MATCH_NOT QR_PATTERN {sp_n($2); sp_p($3); to_Call_op_ M_int P_expr "!m//" ($1.any.expr :: from_PATTERN $3) $1 $3} +| term PATTERN_MATCH scalar { new_pesp M_array P_expr (Call(Too_complex, [$1.any.expr ; $3.any ])) $1 $3} +| term PATTERN_MATCH_NOT scalar { new_pesp M_int P_expr (Call(Too_complex, [$1.any.expr ; $3.any ])) $1 $3} | term PATTERN_MATCH RAW_STRING {die_with_rawpos $3.pos "use a regexp, not a string"} | term PATTERN_MATCH_NOT RAW_STRING {die_with_rawpos $3.pos "use a regexp, not a string"} @@ -237,10 +242,10 @@ term: | term PATTERN_MATCH_NOT STRING {die_with_rawpos $3.pos "use a regexp, not a string"} -| term QUESTION_MARK term COLON term {sp_p($2); sp_p($3); sp_p($4); sp_p($5); to_Call_op_ P_ternary "?:" (check_ternary_paras(prio_lo P_ternary $1, prio_lo_after P_ternary $3, prio_lo_after P_ternary $5)) $1 $5} -| term QUESTION_MARK term COLON BRACKET expr BRACKET_END {sp_p($2); sp_p($3); sp_p($4); sp_p($5); sp_p($6); sp_p($7); to_Call_op_ P_ternary "?:" (check_ternary_paras(prio_lo P_ternary $1, prio_lo_after P_ternary $3, Ref(I_hash, $6.any.expr))) $1 $7} -| term QUESTION_MARK BRACKET expr BRACKET_END COLON term {sp_p($2); sp_p($3); sp_p($4); sp_p($5); sp_p($6); sp_p($7); to_Call_op_ P_ternary "?:" (check_ternary_paras(prio_lo P_ternary $1, Ref(I_hash, $4.any.expr), prio_lo_after P_ternary $7)) $1 $7} -| term QUESTION_MARK BRACKET expr BRACKET_END COLON BRACKET expr BRACKET_END {sp_p($2); sp_p($3); sp_p($4); sp_p($5); sp_p($6); sp_p($7); sp_p($8); sp_p($9); to_Call_op_ P_ternary "?:" (check_ternary_paras(prio_lo P_ternary $1, Ref(I_hash, $4.any.expr), Ref(I_hash, $8.any.expr))) $1 $9} +| term QUESTION_MARK term COLON term {sp_p($2); sp_p($3); sp_p($4); sp_p($5); mcontext_check M_scalar $1; to_Call_op_ (mcontext_merge $3.mcontext $5.mcontext) P_ternary "?:" (check_ternary_paras(prio_lo P_ternary $1, prio_lo_after P_ternary $3, prio_lo_after P_ternary $5)) $1 $5} +| term QUESTION_MARK term COLON BRACKET expr BRACKET_END {sp_p($2); sp_p($3); sp_p($4); sp_p($5); sp_p($6); sp_p($7); mcontext_check M_scalar $1; to_Call_op_ (mcontext_merge $3.mcontext (M_ref M_hash)) P_ternary "?:" (check_ternary_paras(prio_lo P_ternary $1, prio_lo_after P_ternary $3, Ref(I_hash, $6.any.expr))) $1 $7} +| term QUESTION_MARK BRACKET expr BRACKET_END COLON term {sp_p($2); sp_p($3); sp_p($4); sp_p($5); sp_p($6); sp_p($7); mcontext_check M_scalar $1; to_Call_op_ (mcontext_merge $7.mcontext (M_ref M_hash)) P_ternary "?:" (check_ternary_paras(prio_lo P_ternary $1, Ref(I_hash, $4.any.expr), prio_lo_after P_ternary $7)) $1 $7} +| term QUESTION_MARK BRACKET expr BRACKET_END COLON BRACKET expr BRACKET_END {sp_p($2); sp_p($3); sp_p($4); sp_p($5); sp_p($6); sp_p($7); sp_p($8); sp_p($9); mcontext_check M_scalar $1; to_Call_op_ (M_ref M_hash) P_ternary "?:" (check_ternary_paras(prio_lo P_ternary $1, Ref(I_hash, $4.any.expr), Ref(I_hash, $8.any.expr))) $1 $9} /* Unary operators and terms */ @@ -249,45 +254,45 @@ term: match $1.any with | "+" -> warn_rule "don't use unary +" ; - to_Call_op_ P_tight "+ unary" [$2.any.expr] $1 $2 + to_Call_op_ (mcontext_unop M_float $2) P_tight "+ unary" [$2.any.expr] $1 $2 | "-" -> - to_Call_op_ P_tight "- unary" [$2.any.expr] $1 $2 + to_Call_op_ (mcontext_unop M_float $2) P_tight "- unary" [$2.any.expr] $1 $2 | _ -> die_rule "syntax error" } -| TIGHT_NOT term {check_negatable_expr $2; to_Call_op_ P_tight "not" [$2.any.expr] $1 $2} -| BIT_NEG term {to_Call_op_ P_expr "~" [$2.any.expr] $1 $2} -| INCR term {sp_0($2); to_Call_op_ P_tight "++" [$2.any.expr] $1 $2} -| DECR term {sp_0($2); to_Call_op_ P_tight "--" [$2.any.expr] $1 $2} -| term INCR {sp_0($2); to_Call_op_ P_tight "++ post" [$1.any.expr] $1 $2} -| term DECR {sp_0($2); to_Call_op_ P_tight "-- post" [$1.any.expr] $1 $2} -| NOT argexpr {warn_rule "don't use \"not\", use \"!\" instead"; to_Call_op_ P_and "not" ($2.any.expr) $1 $2} +| TIGHT_NOT term {check_negatable_expr $2; to_Call_op_ (mcontext_unop M_scalar $2) P_tight "not" [$2.any.expr] $1 $2} +| BIT_NEG term {to_Call_op_ (mcontext_unop M_int $2) P_expr "~" [$2.any.expr] $1 $2} +| INCR term {sp_0($2); to_Call_op_ (mcontext_unop M_int $2) P_tight "++" [$2.any.expr] $1 $2} +| DECR term {sp_0($2); to_Call_op_ (mcontext_unop M_int $2) P_tight "--" [$2.any.expr] $1 $2} +| term INCR {sp_0($2); to_Call_op_ (mcontext_unop M_int $1) P_tight "++ post" [$1.any.expr] $1 $2} +| term DECR {sp_0($2); to_Call_op_ (mcontext_unop M_int $1) P_tight "-- post" [$1.any.expr] $1 $2} +| NOT argexpr {warn_rule "don't use \"not\", use \"!\" instead"; to_Call_op_ (mcontext_unop M_scalar $2) P_and "not" ($2.any.expr) $1 $2} /* Constructors for anonymous data */ -| ARRAYREF ARRAYREF_END {sp_0($2); new_pesp P_expr (Ref(I_array, List[])) $1 $2} -| arrayref_start ARRAYREF_END {(if $1.any = [] then sp_0 else sp_p)($2) ; new_pesp P_expr (Ref(I_array, List $1.any)) $1 $2} -| arrayref_start expr ARRAYREF_END {sp_same $2 $3; new_pesp P_expr (Ref(I_array, List($1.any @ [$2.any.expr]))) $1 $3} -| arrayref_start BRACKET expr BRACKET_END ARRAYREF_END {sp_same $2 $5; new_pesp P_expr (Ref(I_array, List($1.any @ [Ref(I_hash, $3.any.expr)]))) $1 $5} +| ARRAYREF ARRAYREF_END {sp_0($2); new_pesp (M_ref M_array) P_expr (Ref(I_array, List[])) $1 $2} +| arrayref_start ARRAYREF_END {(if $1.any = [] then sp_0 else sp_p)($2) ; new_pesp (M_ref M_array) P_expr (Ref(I_array, List $1.any)) $1 $2} +| arrayref_start expr ARRAYREF_END {sp_same $2 $3; new_pesp (M_ref M_array) P_expr (Ref(I_array, List($1.any @ [$2.any.expr]))) $1 $3} +| arrayref_start BRACKET expr BRACKET_END ARRAYREF_END {sp_same $2 $5; new_pesp (M_ref M_array) P_expr (Ref(I_array, List($1.any @ [Ref(I_hash, $3.any.expr)]))) $1 $5} -| BRACKET BRACKET_END {new_pesp P_expr (Ref(I_hash, List [])) $1 $2} /* empty hash */ -| BRACKET_HASHREF expr BRACKET_END %prec PREC_HIGH {sp_p($3); new_pesp P_expr (Ref(I_hash, $2.any.expr)) $1 $3} /* { foo => "Bar" } */ -| SUB BRACKET BRACKET_END %prec PREC_HIGH {sp_n($2); sp_0($3); new_pesp P_expr (anonymous_sub (new_esp [] $2 $2)) $1 $3} -| SUB BRACKET lines BRACKET_END %prec PREC_HIGH {sp_n($2); check_block_sub $3 $4; new_pesp P_expr (anonymous_sub $3) $1 $4} +| BRACKET BRACKET_END {new_pesp (M_ref M_hash) P_expr (Ref(I_hash, List [])) $1 $2} /* empty hash */ +| BRACKET_HASHREF expr BRACKET_END %prec PREC_HIGH {sp_p($3); new_pesp (M_ref M_hash) P_expr (Ref(I_hash, $2.any.expr)) $1 $3} /* { foo => "Bar" } */ +| SUB BRACKET BRACKET_END %prec PREC_HIGH {sp_n($2); sp_0($3); new_pesp (M_ref M_sub) P_expr (anonymous_sub (new_esp (M_ref M_array) [] $2 $2)) $1 $3} +| SUB BRACKET lines BRACKET_END %prec PREC_HIGH {sp_n($2); check_block_sub $3 $4; new_pesp (M_ref M_sub) P_expr (anonymous_sub $3) $1 $4} -| termdo {new_pesp P_tok $1.any $1 $1} -| REF term {new_pesp P_expr (Ref(I_scalar, $2.any.expr)) $1 $2} /* \$x, \@y, \%z */ -| my_our %prec UNIOP {new_pesp P_expr $1.any $1 $1} -| LOCAL term %prec UNIOP {sp_n($2); new_pesp P_expr (to_Local $2) $1 $2} +| termdo {new_1pesp P_tok $1.any $1} +| REF term {new_pesp (M_ref $2.mcontext) P_expr (Ref(I_scalar, $2.any.expr)) $1 $2} /* \$x, \@y, \%z */ +| my_our %prec UNIOP {new_1pesp P_expr $1.any $1} +| LOCAL term %prec UNIOP {sp_n($2); new_pesp $2.mcontext P_expr (to_Local $2) $1 $2} -| parenthesized {new_pesp $1.any.priority (List $1.any.expr) $1 $1} /* (1, 2) */ -| parenthesized arrayref {sp_0($2); new_pesp P_tok (to_Deref_with(I_array, (if is_only_one_in_List $2.any then I_scalar else I_array), List $1.any.expr, List $2.any)) $1 $2} /* list indexing or slicing */ +| parenthesized {new_1pesp $1.any.priority (List $1.any.expr) $1} /* (1, 2) */ +| parenthesized arrayref {sp_0($2); let is_slice = not (is_only_one_in_List $2.any) in new_pesp (if is_slice then M_list else M_scalar) P_tok (to_Deref_with(I_array, (if is_slice then I_array else I_scalar), List $1.any.expr, List $2.any)) $1 $2} /* list indexing or slicing */ -| variable {new_pesp P_tok $1.any $1 $1} +| variable {new_1pesp P_tok $1.any $1} -| subscripted {new_pesp P_tok $1.any $1 $1} +| subscripted {new_1pesp P_tok $1.any $1} -| array arrayref {new_pesp P_expr (to_Deref_with(I_array, I_array, from_array $1, List $2.any)) $1 $2} /* array slice: @array[vals] */ -| array BRACKET expr BRACKET_END {sp_0($2); sp_0($3); sp_0($4); new_pesp P_expr (to_Deref_with(I_hash, I_array, from_array $1, $3.any.expr)) $1 $4} /* hash slice: @hash{@keys} */ +| array arrayref {new_pesp M_list P_expr (to_Deref_with(I_array, I_array, from_array $1, List $2.any)) $1 $2} /* array slice: @array[vals] */ +| array BRACKET expr BRACKET_END {sp_0($2); sp_0($3); sp_0($4); new_pesp M_list P_expr (to_Deref_with(I_hash, I_array, from_array $1, $3.any.expr)) $1 $4} /* hash slice: @hash{@keys} */ /* function_calls */ | ONE_SCALAR_PARA RAW_STRING {call_one_scalar_para $1 [to_Raw_string $2] $1 $2} @@ -300,114 +305,114 @@ term: | ONE_SCALAR_PARA word argexpr {check_parenthesized_first_argexpr_with_Ident $2.any $3; call_one_scalar_para $1 [call(Deref(I_func, $2.any), $3.any.expr)] $1 $3} /* ref foo $a, $b */ | ONE_SCALAR_PARA hash PKG_SCOPE {sp_0($3); call_one_scalar_para $1 [ Call(Too_complex, [$2.any]) ] $1 $3} /* keys %main:: */ -| func parenthesized {sp_0($2); new_pesp P_tok (call_func true ($1.any, $2.any.expr)) $1 $2} /* &foo(@args) */ -| word argexpr {check_parenthesized_first_argexpr_with_Ident $1.any $2; new_pesp P_call_no_paren (call(Deref(I_func, $1.any), $2.any.expr)) $1 $2} /* foo $a, $b */ -| word_paren parenthesized {sp_0($2); new_pesp P_tok (call(Deref(I_func, $1.any), $2.any.expr)) $1 $2} /* foo(@args) */ -| word BRACKET lines BRACKET_END listexpr %prec LSTOP {sp_n($2); check_block_sub $3 $4; new_pesp (if $5.any.expr = [] then P_tok else P_call_no_paren) (call(Deref(I_func, $1.any), anonymous_sub $3 :: $5.any.expr)) $1 $5} /* map { foo } @bar */ -| word BRACKET BRACKET expr BRACKET_END BRACKET_END listexpr %prec LSTOP {sp_n($2); sp_p($3); sp_p($4); sp_p($5); sp_p($6); new_pesp (if $7.any.expr = [] then P_tok else P_call_no_paren) (call(Deref(I_func, $1.any), anonymous_sub(new_esp [ Ref(I_hash, $4.any.expr) ] $4 $4) :: $7.any.expr)) $1 $7} /* map { { foo } } @bar */ -| word BRACKET BRACKET expr BRACKET_END semi_colon BRACKET_END listexpr %prec LSTOP {sp_n($2); sp_p($3); sp_p($4); sp_p($5); sp_p($7); new_pesp (if $8.any.expr = [] then P_tok else P_call_no_paren) (call(Deref(I_func, $1.any), anonymous_sub(new_esp [ Ref(I_hash, $4.any.expr); Semi_colon ] $4 $4) :: $8.any.expr)) $1 $8} /* map { { foo }; } @bar */ - -| term ARROW word_or_scalar parenthesized {sp_0($2); sp_0($3); sp_0($4); new_pesp P_tok (to_Method_call($1.any.expr, $3.any, $4.any.expr)) $1 $4} /* $foo->bar(list) */ -| term ARROW word_or_scalar {sp_0($2); sp_0($3); new_pesp P_tok (to_Method_call($1.any.expr, $3.any, [])) $1 $3} /* $foo->bar */ -| term ARROW MULT parenthesized {check_MULT_is_x $3; sp_0($2); sp_0($3); sp_0($4); new_pesp P_tok (to_Method_call($1.any.expr, Ident(None, "x", get_pos $3), $4.any.expr)) $1 $4} /* $foo->bar(list) */ -| term ARROW MULT {check_MULT_is_x $3; sp_0($2); sp_0($3); new_pesp P_tok (to_Method_call($1.any.expr, Ident(None, "x", get_pos $3), [])) $1 $3} /* $foo->bar */ -| term ARROW FOR parenthesized {sp_0($2); sp_0($3); sp_0($4); new_pesp P_tok (to_Method_call($1.any.expr, Ident(None, $3.any, get_pos $3), $4.any.expr)) $1 $4} /* $foo->bar(list) */ -| term ARROW FOR {sp_0($2); sp_0($3); new_pesp P_tok (to_Method_call($1.any.expr, Ident(None, $3.any, get_pos $3), [])) $1 $3} /* $foo->bar */ - -| NEW word { sp_n($2); new_pesp P_call_no_paren (to_Method_call ($2.any, Ident(None, "new", get_pos $1), [])) $1 $2} /* new Class */ -| NEW word_paren parenthesized { sp_n($2); sp_0($3); new_pesp P_call_no_paren (to_Method_call($2.any, Ident(None, "new", get_pos $1), $3.any.expr)) $1 $3} /* new Class(...) */ +| func parenthesized {sp_0($2); new_pesp M_unknown P_tok (call_func true ($1.any, $2.any.expr)) $1 $2} /* &foo(@args) */ +| word argexpr {check_parenthesized_first_argexpr_with_Ident $1.any $2; new_pesp M_unknown P_call_no_paren (call(Deref(I_func, $1.any), $2.any.expr)) $1 $2} /* foo $a, $b */ +| word_paren parenthesized {sp_0($2); new_pesp M_unknown P_tok (call(Deref(I_func, $1.any), $2.any.expr)) $1 $2} /* foo(@args) */ +| word BRACKET lines BRACKET_END listexpr %prec LSTOP {sp_n($2); check_block_sub $3 $4; new_pesp M_unknown (if $5.any.expr = [] then P_tok else P_call_no_paren) (call(Deref(I_func, $1.any), anonymous_sub $3 :: $5.any.expr)) $1 $5} /* map { foo } @bar */ +| word BRACKET BRACKET expr BRACKET_END BRACKET_END listexpr %prec LSTOP {sp_n($2); sp_p($3); sp_p($4); sp_p($5); sp_p($6); new_pesp M_unknown (if $7.any.expr = [] then P_tok else P_call_no_paren) (call(Deref(I_func, $1.any), anonymous_sub(new_esp (M_ref M_hash) [ Ref(I_hash, $4.any.expr) ] $4 $4) :: $7.any.expr)) $1 $7} /* map { { foo } } @bar */ +| word BRACKET BRACKET expr BRACKET_END semi_colon BRACKET_END listexpr %prec LSTOP {sp_n($2); sp_p($3); sp_p($4); sp_p($5); sp_p($7); new_pesp M_unknown (if $8.any.expr = [] then P_tok else P_call_no_paren) (call(Deref(I_func, $1.any), anonymous_sub(new_esp (M_ref M_hash) [ Ref(I_hash, $4.any.expr); Semi_colon ] $4 $4) :: $8.any.expr)) $1 $8} /* map { { foo }; } @bar */ + +| term ARROW word_or_scalar parenthesized {sp_0($2); sp_0($3); sp_0($4); new_pesp M_unknown P_tok (to_Method_call($1.any.expr, $3.any, $4.any.expr)) $1 $4} /* $foo->bar(list) */ +| term ARROW word_or_scalar {sp_0($2); sp_0($3); new_pesp M_unknown P_tok (to_Method_call($1.any.expr, $3.any, [])) $1 $3} /* $foo->bar */ +| term ARROW MULT_L_STR parenthesized {sp_0($2); sp_0($3); sp_0($4); new_pesp M_unknown P_tok (to_Method_call($1.any.expr, Ident(None, "x", get_pos $3), $4.any.expr)) $1 $4} /* $foo->bar(list) */ +| term ARROW MULT_L_STR {sp_0($2); sp_0($3); new_pesp M_unknown P_tok (to_Method_call($1.any.expr, Ident(None, "x", get_pos $3), [])) $1 $3} /* $foo->bar */ +| term ARROW FOR parenthesized {sp_0($2); sp_0($3); sp_0($4); new_pesp M_unknown P_tok (to_Method_call($1.any.expr, Ident(None, $3.any, get_pos $3), $4.any.expr)) $1 $4} /* $foo->bar(list) */ +| term ARROW FOR {sp_0($2); sp_0($3); new_pesp M_unknown P_tok (to_Method_call($1.any.expr, Ident(None, $3.any, get_pos $3), [])) $1 $3} /* $foo->bar */ + +| NEW word { sp_n($2); new_pesp (M_ref M_unknown) P_call_no_paren (to_Method_call ($2.any, Ident(None, "new", get_pos $1), [])) $1 $2} /* new Class */ +| NEW word_paren parenthesized { sp_n($2); sp_0($3); new_pesp (M_ref M_unknown) P_call_no_paren (to_Method_call($2.any, Ident(None, "new", get_pos $1), $3.any.expr)) $1 $3} /* new Class(...) */ | NEW word terminal { die_rule "you must parenthesize parameters: \"new Class(...)\" instead of \"new Class ...\"" } | NEW word variable { die_rule "you must parenthesize parameters: \"new Class(...)\" instead of \"new Class ...\"" } -| PRINT { to_Call_op_ P_call_no_paren $1.any (var_STDOUT :: [ var_dollar_ (get_pos $1) ]) $1 $1} -| PRINT argexpr {check_parenthesized_first_argexpr $1.any $2; to_Call_op_ P_call_no_paren $1.any (var_STDOUT :: $2.any.expr) $1 $2} -| PRINT_TO_SCALAR { to_Call_op_ P_call_no_paren (fst $1.any) (var_STDOUT :: [ Deref(I_scalar, Ident(None, snd $1.any, get_pos $1)) ]) $1 $1} -| PRINT_TO_SCALAR argexpr { to_Call_op_ P_call_no_paren (fst $1.any) (Deref(I_scalar, Ident(None, snd $1.any, get_pos $1)) :: $2.any.expr) $1 $2} -| PRINT_TO_STAR { to_Call_op_ P_call_no_paren (fst $1.any) (Deref(I_star, Ident(None, snd $1.any, get_pos $1)) :: [ var_dollar_ (get_pos $1) ]) $1 $1} -| PRINT_TO_STAR argexpr { to_Call_op_ P_call_no_paren (fst $1.any) (Deref(I_star, Ident(None, snd $1.any, get_pos $1)) :: $2.any.expr) $1 $2} +| PRINT { to_Call_op_ M_int P_call_no_paren $1.any (var_STDOUT :: [ var_dollar_ (get_pos $1) ]) $1 $1} +| PRINT argexpr {check_parenthesized_first_argexpr $1.any $2; to_Call_op_ M_int P_call_no_paren $1.any (var_STDOUT :: $2.any.expr) $1 $2} +| PRINT_TO_SCALAR { to_Call_op_ M_int P_call_no_paren (fst $1.any) (var_STDOUT :: [ Deref(I_scalar, Ident(None, snd $1.any, get_pos $1)) ]) $1 $1} +| PRINT_TO_SCALAR argexpr { to_Call_op_ M_int P_call_no_paren (fst $1.any) (Deref(I_scalar, Ident(None, snd $1.any, get_pos $1)) :: $2.any.expr) $1 $2} +| PRINT_TO_STAR { to_Call_op_ M_int P_call_no_paren (fst $1.any) (Deref(I_star, Ident(None, snd $1.any, get_pos $1)) :: [ var_dollar_ (get_pos $1) ]) $1 $1} +| PRINT_TO_STAR argexpr { to_Call_op_ M_int P_call_no_paren (fst $1.any) (Deref(I_star, Ident(None, snd $1.any, get_pos $1)) :: $2.any.expr) $1 $2} -| hash PKG_SCOPE {sp_0($2); new_pesp P_tok (Call(Too_complex, [$1.any])) $1 $2} /* %main:: */ +| hash PKG_SCOPE {sp_0($2); new_pesp M_hash P_tok (Call(Too_complex, [$1.any])) $1 $2} /* %main:: */ | terminal {$1} terminal: -| word {new_pesp P_tok (check_word_alone $1.any) $1 $1} -| NUM {new_pesp P_tok (Num($1.any, get_pos $1)) $1 $1} -| STRING {new_pesp P_tok (to_String true $1) $1 $1} -| RAW_STRING {new_pesp P_tok (to_Raw_string $1) $1 $1} -| REVISION {new_pesp P_tok (to_Raw_string $1) $1 $1} -| COMMAND_STRING {to_Call_op_ P_tok "``" [to_String false $1] $1 $1} -| QUOTEWORDS {to_Call_op_ P_tok "qw" [to_Raw_string $1] $1 $1} -| HERE_DOC {new_pesp P_tok (to_String false (new_esp (fst $1.any) $1 $1)) $1 $1} -| RAW_HERE_DOC {new_pesp P_tok (Raw_string(fst $1.any, raw_pos2pos (snd $1.any))) $1 $1} -| QR_PATTERN {to_Call_op_ P_tok "qr//" (from_PATTERN $1) $1 $1} -| PATTERN {to_Call_op_ P_expr "m//" (var_dollar_ (get_pos $1) :: from_PATTERN $1) $1 $1} -| PATTERN_SUBST {to_Call_op_ P_expr "s///" (var_dollar_ (get_pos $1) :: from_PATTERN_SUBST $1) $1 $1} -| diamond {new_pesp P_expr $1.any $1 $1} +| word {word_alone $1} +| NUM {new_1pesp P_tok (Num($1.any, get_pos $1)) $1} +| STRING {new_1pesp P_tok (to_String true $1) $1} +| RAW_STRING {new_1pesp P_tok (to_Raw_string $1) $1} +| REVISION {new_1pesp P_tok (to_Raw_string $1) $1} +| COMMAND_STRING {to_Call_op_ (M_mixed(M_string, M_list)) P_tok "``" [to_String false $1] $1 $1} +| QUOTEWORDS {to_Call_op_ M_list P_tok "qw" [to_Raw_string $1] $1 $1} +| HERE_DOC {new_1pesp P_tok (to_String false (new_1esp (fst $1.any) $1)) $1 } +| RAW_HERE_DOC {new_1pesp P_tok (Raw_string(fst $1.any, raw_pos2pos (snd $1.any))) $1} +| QR_PATTERN {to_Call_op_ M_string P_tok "qr//" (from_PATTERN $1) $1 $1} +| PATTERN {to_Call_op_ M_array P_expr "m//" (var_dollar_ (get_pos $1) :: from_PATTERN $1) $1 $1} +| PATTERN_SUBST {to_Call_op_ M_int P_expr "s///" (var_dollar_ (get_pos $1) :: from_PATTERN_SUBST $1) $1 $1} +| diamond {new_1pesp P_expr $1.any $1} diamond: -| LT GT {sp_0($2); to_Call_op "<>" [] $1 $2} -| LT term GT {sp_0($2); sp_0($3); to_Call_op "<>" [$2.any.expr] $1 $3} +| LT GT {sp_0($2); to_Call_op (M_mixed(M_string, M_list)) "<>" [] $1 $2} +| LT term GT {sp_0($2); sp_0($3); to_Call_op (M_mixed(M_string, M_list)) "<>" [$2.any.expr] $1 $3} subscripted: /* Some kind of subscripted expression */ -| variable PKG_SCOPE bracket_subscript {sp_0($2); sp_0($3); new_esp (Call(Too_complex, [$3.any])) $1 $3} /* $foo::{something} */ -| scalar bracket_subscript {sp_0($2); check_scalar_subscripted $1; new_esp (to_Deref_with(I_hash , I_scalar, from_scalar $1, $2.any )) $1 $2} /* $foo{bar} */ -| scalar arrayref {sp_0($2); check_scalar_subscripted $1; new_esp (to_Deref_with(I_array, I_scalar, from_scalar $1, only_one_array_ref $2)) $1 $2} /* $array[$element] */ -| term ARROW bracket_subscript {sp_0($2); sp_0($3); check_arrow_needed $1 $2; new_esp (to_Deref_with(I_hash , I_scalar, $1.any.expr, $3.any )) $1 $3} /* somehref->{bar} */ -| term ARROW arrayref {sp_0($2); sp_0($3); check_arrow_needed $1 $2; new_esp (to_Deref_with(I_array, I_scalar, $1.any.expr, only_one_array_ref $3)) $1 $3} /* somearef->[$element] */ -| term ARROW parenthesized {sp_0($2); sp_0($3); new_esp (to_Deref_with(I_func , I_scalar, $1.any.expr, List($3.any.expr))) $1 $3} /* $subref->(@args) */ -| subscripted bracket_subscript {sp_0($2); new_esp (to_Deref_with(I_hash , I_scalar, $1.any, $2.any )) $1 $2} /* $foo->[bar]{baz} */ -| subscripted arrayref {sp_0($2); new_esp (to_Deref_with(I_array, I_scalar, $1.any, only_one_array_ref $2)) $1 $2} /* $foo->[$bar][$baz] */ -| subscripted parenthesized {sp_0($2); new_esp (to_Deref_with(I_func , I_scalar, $1.any, List($2.any.expr))) $1 $2} /* $foo->{bar}(@args) */ +| variable PKG_SCOPE bracket_subscript {sp_0($2); sp_0($3); new_esp M_unknown (Call(Too_complex, [$3.any])) $1 $3} /* $foo::{something} */ +| scalar bracket_subscript {sp_0($2); check_scalar_subscripted $1; new_esp M_scalar (to_Deref_with(I_hash , I_scalar, from_scalar $1, $2.any )) $1 $2} /* $foo{bar} */ +| scalar arrayref {sp_0($2); check_scalar_subscripted $1; new_esp M_scalar (to_Deref_with(I_array, I_scalar, from_scalar $1, only_one_array_ref $2)) $1 $2} /* $array[$element] */ +| term ARROW bracket_subscript {sp_0($2); sp_0($3); check_arrow_needed $1 $2; new_esp M_scalar (to_Deref_with(I_hash , I_scalar, $1.any.expr, $3.any )) $1 $3} /* somehref->{bar} */ +| term ARROW arrayref {sp_0($2); sp_0($3); check_arrow_needed $1 $2; new_esp M_scalar (to_Deref_with(I_array, I_scalar, $1.any.expr, only_one_array_ref $3)) $1 $3} /* somearef->[$element] */ +| term ARROW parenthesized {sp_0($2); sp_0($3); new_esp M_scalar (to_Deref_with(I_func , I_scalar, $1.any.expr, List($3.any.expr))) $1 $3} /* $subref->(@args) */ +| subscripted bracket_subscript {sp_0($2); new_esp M_scalar (to_Deref_with(I_hash , I_scalar, $1.any, $2.any )) $1 $2} /* $foo->[bar]{baz} */ +| subscripted arrayref {sp_0($2); new_esp M_scalar (to_Deref_with(I_array, I_scalar, $1.any, only_one_array_ref $2)) $1 $2} /* $foo->[$bar][$baz] */ +| subscripted parenthesized {sp_0($2); new_esp M_scalar (to_Deref_with(I_func , I_scalar, $1.any, List($2.any.expr))) $1 $2} /* $foo->{bar}(@args) */ restricted_subscripted: /* Some kind of subscripted expression */ -| variable PKG_SCOPE bracket_subscript {sp_0($2); sp_0($3); new_esp (Call(Too_complex, [$3.any])) $1 $3} /* $foo::{something} */ -| scalar bracket_subscript {sp_0($2); check_scalar_subscripted $1; new_esp (to_Deref_with(I_hash , I_scalar, from_scalar $1, $2.any )) $1 $2} /* $foo{bar} */ -| scalar arrayref {sp_0($2); check_scalar_subscripted $1; new_esp (to_Deref_with(I_array, I_scalar, from_scalar $1, only_one_array_ref $2)) $1 $2} /* $array[$element] */ -| restricted_subscripted bracket_subscript {sp_0($2); new_esp (to_Deref_with(I_hash , I_scalar, $1.any, $2.any )) $1 $2} /* $foo->[bar]{baz} */ -| restricted_subscripted arrayref {sp_0($2); new_esp (to_Deref_with(I_array, I_scalar, $1.any, only_one_array_ref $2)) $1 $2} /* $foo->[$bar][$baz] */ -| restricted_subscripted parenthesized {sp_0($2); new_esp (to_Deref_with(I_func , I_scalar, $1.any, List($2.any.expr))) $1 $2} /* $foo->{bar}(@args) */ +| variable PKG_SCOPE bracket_subscript {sp_0($2); sp_0($3); new_esp M_unknown (Call(Too_complex, [$3.any])) $1 $3} /* $foo::{something} */ +| scalar bracket_subscript {sp_0($2); check_scalar_subscripted $1; new_esp M_scalar (to_Deref_with(I_hash , I_scalar, from_scalar $1, $2.any )) $1 $2} /* $foo{bar} */ +| scalar arrayref {sp_0($2); check_scalar_subscripted $1; new_esp M_scalar (to_Deref_with(I_array, I_scalar, from_scalar $1, only_one_array_ref $2)) $1 $2} /* $array[$element] */ +| restricted_subscripted bracket_subscript {sp_0($2); new_esp M_scalar (to_Deref_with(I_hash , I_scalar, $1.any, $2.any )) $1 $2} /* $foo->[bar]{baz} */ +| restricted_subscripted arrayref {sp_0($2); new_esp M_scalar (to_Deref_with(I_array, I_scalar, $1.any, only_one_array_ref $2)) $1 $2} /* $foo->[$bar][$baz] */ +| restricted_subscripted parenthesized {sp_0($2); new_esp M_scalar (to_Deref_with(I_func , I_scalar, $1.any, List($2.any.expr))) $1 $2} /* $foo->{bar}(@args) */ arrayref: -| arrayref_start ARRAYREF_END {sp_0($2); new_esp $1.any $1 $2} -| arrayref_start expr ARRAYREF_END {sp_0($3); new_esp ($1.any @ [$2.any.expr]) $1 $3} -| arrayref_start BRACKET expr BRACKET_END ARRAYREF_END {sp_p($2); sp_p($4); sp_0($5); new_esp ($1.any @ [Ref(I_hash, $3.any.expr)]) $1 $5} +| arrayref_start ARRAYREF_END {sp_0($2); new_esp (M_ref M_array) $1.any $1 $2} +| arrayref_start expr ARRAYREF_END {sp_0($3); new_esp (M_ref M_array) ($1.any @ [$2.any.expr]) $1 $3} +| arrayref_start BRACKET expr BRACKET_END ARRAYREF_END {sp_p($2); sp_p($4); sp_0($5); new_esp (M_ref M_hash) ($1.any @ [Ref(I_hash, $3.any.expr)]) $1 $5} parenthesized: -| parenthesized_start PAREN_END {sp_0_or_cr($2); new_pesp (if $1.any = [] then P_tok else P_paren P_comma) $1.any $1 $2} -| parenthesized_start expr PAREN_END {sp_0_or_cr($3); new_pesp (P_paren (if $1.any = [] then $2.any.priority else P_comma)) ($1.any @ [(if $1.any = [] then prio_lo P_loose else prio_lo_after P_comma) $2]) $1 $3} -| parenthesized_start BRACKET expr BRACKET_END PAREN_END {sp_p($4); sp_0_or_cr($5); new_pesp (P_paren (if $1.any = [] then P_expr else P_comma)) ($1.any @ [Ref(I_hash, $3.any.expr)]) $1 $5} +| parenthesized_start PAREN_END {sp_0_or_cr($2); new_pesp (if $1.any = [] then M_list else $1.mcontext) (if $1.any = [] then P_tok else P_paren P_comma) $1.any $1 $2} +| parenthesized_start expr PAREN_END {sp_0_or_cr($3); new_pesp (if $1.any = [] then $2.mcontext else M_list) (P_paren (if $1.any = [] then $2.any.priority else P_comma)) ($1.any @ [(if $1.any = [] then prio_lo P_loose else prio_lo_after P_comma) $2]) $1 $3} +| parenthesized_start BRACKET expr BRACKET_END PAREN_END {sp_p($4); sp_0_or_cr($5); new_pesp (if $1.any = [] then M_ref M_hash else M_list) (P_paren (if $1.any = [] then P_expr else P_comma)) ($1.any @ [Ref(I_hash, $3.any.expr)]) $1 $5} arrayref_start: -| ARRAYREF {new_esp [] $1 $1} -| arrayref_start BRACKET expr BRACKET_END comma {sp_p($2); sp_p($3); sp_p($4); new_esp ($1.any @ [Ref(I_hash, $3.any.expr)]) $1 $5} +| ARRAYREF {new_1esp [] $1 } +| arrayref_start BRACKET expr BRACKET_END comma {sp_p($2); sp_p($3); sp_p($4); new_esp M_special ($1.any @ [Ref(I_hash, $3.any.expr)]) $1 $5} parenthesized_start: -| PAREN {new_esp [] $1 $1} -| parenthesized_start BRACKET expr BRACKET_END comma {(if $1.any = [] then sp_0_or_cr else sp_p)($2); sp_p($3); sp_p($4); new_esp ($1.any @ [Ref(I_hash, $3.any.expr)]) $1 $5} +| PAREN {new_1esp [] $1 } +| parenthesized_start BRACKET expr BRACKET_END comma {(if $1.any = [] then sp_0_or_cr else sp_p)($2); sp_p($3); sp_p($4); new_esp (M_ref M_hash) ($1.any @ [Ref(I_hash, $3.any.expr)]) $1 $5} my_our: /* Things that can be "my"'d */ -| my_our_paren PAREN_END {sp_0($2); if snd $1.any <> [] && fstfst $1.any then die_rule "syntax error"; new_esp (My_our(sndfst $1.any, snd $1.any, get_pos $1)) $1 $2} -| my_our_paren SCALAR_IDENT PAREN_END {(if snd $1.any = [] then sp_0 else sp_1)($2); check_my_our_paren $1; new_esp (My_our(sndfst $1.any, snd $1.any @ [I_scalar, snd $2.any], pos_range $1 $3)) $1 $3} -| my_our_paren HASH_IDENT PAREN_END {(if snd $1.any = [] then sp_0 else sp_1)($2); check_my_our_paren $1; new_esp (My_our(sndfst $1.any, snd $1.any @ [I_hash, snd $2.any], pos_range $1 $3)) $1 $3} -| my_our_paren ARRAY_IDENT PAREN_END {(if snd $1.any = [] then sp_0 else sp_1)($2); check_my_our_paren $1; new_esp (My_our(sndfst $1.any, snd $1.any @ [I_array, snd $2.any], pos_range $1 $3)) $1 $3} -| MY_OUR SCALAR_IDENT {new_esp (My_our($1.any, [I_scalar, snd $2.any], get_pos $2)) $1 $2} -| MY_OUR HASH_IDENT {new_esp (My_our($1.any, [I_hash, snd $2.any], get_pos $2)) $1 $2} -| MY_OUR ARRAY_IDENT {new_esp (My_our($1.any, [I_array, snd $2.any], get_pos $2)) $1 $2} +| my_our_paren PAREN_END {sp_0($2); if snd $1.any <> [] && fstfst $1.any then die_rule "syntax error"; new_esp M_none (My_our(sndfst $1.any, snd $1.any, get_pos $1)) $1 $2} +| my_our_paren SCALAR_IDENT PAREN_END {(if snd $1.any = [] then sp_0 else sp_1)($2); check_my_our_paren $1; new_esp M_none (My_our(sndfst $1.any, snd $1.any @ [I_scalar, snd $2.any], pos_range $1 $3)) $1 $3} +| my_our_paren HASH_IDENT PAREN_END {(if snd $1.any = [] then sp_0 else sp_1)($2); check_my_our_paren $1; new_esp M_none (My_our(sndfst $1.any, snd $1.any @ [I_hash, snd $2.any], pos_range $1 $3)) $1 $3} +| my_our_paren ARRAY_IDENT PAREN_END {(if snd $1.any = [] then sp_0 else sp_1)($2); check_my_our_paren $1; new_esp M_none (My_our(sndfst $1.any, snd $1.any @ [I_array, snd $2.any], pos_range $1 $3)) $1 $3} +| MY_OUR SCALAR_IDENT {new_esp M_scalar (My_our($1.any, [I_scalar, snd $2.any], get_pos $2)) $1 $2} +| MY_OUR HASH_IDENT {new_esp M_hash (My_our($1.any, [I_hash, snd $2.any], get_pos $2)) $1 $2} +| MY_OUR ARRAY_IDENT {new_esp M_array (My_our($1.any, [I_array, snd $2.any], get_pos $2)) $1 $2} my_our_paren: -| MY_OUR PAREN {sp_1($2); new_esp ((true, $1.any), []) $1 $2} -| my_our_paren comma {if fstfst $1.any then die_rule "syntax error"; new_esp ((true, sndfst $1.any), snd $1.any) $1 $2} -| my_our_paren BAREWORD {check_my_our_paren $1; if $2.any <> "undef" then die_rule "scalar expected"; new_esp ((false, sndfst $1.any), snd $1.any @ [I_raw, $2.any]) $1 $2} -| my_our_paren SCALAR_IDENT {check_my_our_paren $1; new_esp ((false, sndfst $1.any), snd $1.any @ [I_scalar, snd $2.any]) $1 $2} -| my_our_paren HASH_IDENT {check_my_our_paren $1; new_esp ((false, sndfst $1.any), snd $1.any @ [I_hash, snd $2.any]) $1 $2} -| my_our_paren ARRAY_IDENT {check_my_our_paren $1; new_esp ((false, sndfst $1.any), snd $1.any @ [I_array, snd $2.any]) $1 $2} +| MY_OUR PAREN {sp_1($2); new_esp M_special ((true, $1.any), []) $1 $2} +| my_our_paren comma {if fstfst $1.any then die_rule "syntax error"; new_esp M_special ((true, sndfst $1.any), snd $1.any) $1 $2} +| my_our_paren BAREWORD {check_my_our_paren $1; if $2.any <> "undef" then die_rule "scalar expected"; new_esp M_special ((false, sndfst $1.any), snd $1.any @ [I_raw, $2.any]) $1 $2} +| my_our_paren SCALAR_IDENT {check_my_our_paren $1; new_esp M_special ((false, sndfst $1.any), snd $1.any @ [I_scalar, snd $2.any]) $1 $2} +| my_our_paren HASH_IDENT {check_my_our_paren $1; new_esp M_special ((false, sndfst $1.any), snd $1.any @ [I_hash, snd $2.any]) $1 $2} +| my_our_paren ARRAY_IDENT {check_my_our_paren $1; new_esp M_special ((false, sndfst $1.any), snd $1.any @ [I_array, snd $2.any]) $1 $2} termdo: /* Things called with "do" */ | DO term %prec UNIOP { die_rule "\"do EXPR\" not allowed" } /* do $filename */ -| DO BRACKET lines BRACKET_END %prec PREC_HIGH {sp_n($2); check_block_sub $3 $4; new_esp (Block $3.any) $1 $4} /* do { code */ +| DO BRACKET lines BRACKET_END %prec PREC_HIGH {sp_n($2); check_block_sub $3 $4; new_esp $3.mcontext (Block $3.any) $1 $4} /* do { code */ bracket_subscript: -| BRACKET expr BRACKET_END {sp_0($1); sp_same $2 $3; check_hash_subscript $2; new_esp (only_one_in_List $2) $1 $3} -| COMPACT_HASH_SUBSCRIPT {sp_0($1); new_esp (to_Raw_string $1) $1 $1} +| BRACKET expr BRACKET_END {sp_0($1); sp_same $2 $3; check_hash_subscript $2; new_esp M_special (only_one_in_List $2) $1 $3} +| COMPACT_HASH_SUBSCRIPT {sp_0($1); new_1esp (to_Raw_string $1) $1 } variable: | scalar %prec PREC_HIGH {$1} @@ -419,9 +424,9 @@ variable: word: | bareword { $1 } -| RAW_IDENT { new_esp (to_Ident $1) $1 $1} +| RAW_IDENT { new_1esp (to_Ident $1) $1 } -comma: COMMA {new_esp true $1 $1} | RIGHT_ARROW {sp_p($1); new_esp false $1 $1} +comma: COMMA {new_esp M_special true $1 $1} | RIGHT_ARROW {sp_p($1); new_1esp false $1 } semi_colon: SEMI_COLON {sp_0($1); $1} @@ -431,24 +436,24 @@ word_or_scalar: | word_paren {$1} bareword: -| NEW { new_esp (Ident(None, "new", get_pos $1)) $1 $1} -| FORMAT { new_esp (Ident(None, "format", get_pos $1)) $1 $1} -| BAREWORD { new_esp (Ident(None, $1.any, get_pos $1)) $1 $1} +| NEW { new_1esp (Ident(None, "new", get_pos $1)) $1 } +| FORMAT { new_1esp (Ident(None, "format", get_pos $1)) $1 } +| BAREWORD { new_1esp (Ident(None, $1.any, get_pos $1)) $1 } word_paren: -| BAREWORD_PAREN { new_esp (Ident(None, $1.any, get_pos $1)) $1 $1} -| RAW_IDENT_PAREN { new_esp (to_Ident $1) $1 $1} -| PO_COMMENT word_paren { po_comment($1); new_esp $2.any $1 $2 } +| BAREWORD_PAREN { new_1esp (Ident(None, $1.any, get_pos $1)) $1 } +| RAW_IDENT_PAREN { new_1esp (to_Ident $1) $1 } +| PO_COMMENT word_paren { po_comment($1); new_esp M_special $2.any $1 $2 } -arraylen: ARRAYLEN_IDENT {new_esp (deref_arraylen (to_Ident $1)) $1 $1} | ARRAYLEN scalar {sp_0($2); new_esp (deref_arraylen $2.any ) $1 $1} | ARRAYLEN bracket_subscript {new_esp (deref_arraylen $2.any) $1 $2} -scalar: SCALAR_IDENT {new_esp (Deref(I_scalar, to_Ident $1)) $1 $1} | DOLLAR scalar {sp_0($2); new_esp (Deref(I_scalar, $2.any)) $1 $1} | DOLLAR bracket_subscript {new_esp (deref_raw I_scalar $2.any) $1 $2} | DOLLAR BRACKET BRACKET expr BRACKET_END BRACKET_END {sp_0($2); sp_0($3); sp_p($5); sp_0($6); new_esp (Deref(I_scalar, Ref(I_hash, $4.any.expr))) $1 $6} -func: FUNC_IDENT {new_esp (Deref(I_func , to_Ident $1)) $1 $1} | AMPERSAND scalar {sp_0($2); new_esp (Deref(I_func , $2.any)) $1 $1} | AMPERSAND bracket_subscript {new_esp (deref_raw I_func $2.any) $1 $2} -array: ARRAY_IDENT {new_esp (Deref(I_array , to_Ident $1)) $1 $1} | AT scalar {sp_0($2); new_esp (Deref(I_array , $2.any)) $1 $1} | AT bracket_subscript {new_esp (deref_raw I_array $2.any) $1 $2} -hash: HASH_IDENT {new_esp (Deref(I_hash , to_Ident $1)) $1 $1} | PERCENT scalar {sp_0($2); new_esp (Deref(I_hash , $2.any)) $1 $1} | PERCENT bracket_subscript {new_esp (deref_raw I_hash $2.any) $1 $2} -star: STAR_IDENT {new_esp (Deref(I_star , to_Ident $1)) $1 $1} | STAR scalar {sp_0($2); new_esp (Deref(I_star , $2.any)) $1 $1} | STAR bracket_subscript {new_esp (deref_raw I_star $2.any) $1 $2} +arraylen: ARRAYLEN_IDENT {new_esp M_int (deref_arraylen (to_Ident $1)) $1 $1} | ARRAYLEN scalar {sp_0($2); new_esp M_int (deref_arraylen $2.any ) $1 $1 } | ARRAYLEN bracket_subscript {new_esp M_int (deref_arraylen $2.any) $1 $2} +scalar: SCALAR_IDENT {new_esp M_scalar (Deref(I_scalar, to_Ident $1)) $1 $1} | DOLLAR scalar {sp_0($2); new_esp M_scalar (Deref(I_scalar, $2.any)) $1 $1 } | DOLLAR bracket_subscript {new_esp M_scalar (deref_raw I_scalar $2.any) $1 $2} | DOLLAR BRACKET BRACKET expr BRACKET_END BRACKET_END {sp_0($2); sp_0($3); sp_p($5); sp_0($6); new_esp M_scalar (Deref(I_scalar, Ref(I_hash, $4.any.expr))) $1 $6} +func: FUNC_IDENT {new_esp M_unknown (Deref(I_func , to_Ident $1)) $1 $1} | AMPERSAND scalar {sp_0($2); new_esp M_unknown (Deref(I_func , $2.any)) $1 $1 } | AMPERSAND bracket_subscript {new_esp M_unknown (deref_raw I_func $2.any) $1 $2} +array: ARRAY_IDENT {new_esp M_array (Deref(I_array , to_Ident $1)) $1 $1} | AT scalar {sp_0($2); new_esp M_array (Deref(I_array , $2.any)) $1 $1 } | AT bracket_subscript {new_esp M_array (deref_raw I_array $2.any) $1 $2} +hash: HASH_IDENT {new_esp M_hash (Deref(I_hash , to_Ident $1)) $1 $1} | PERCENT scalar {sp_0($2); new_esp M_hash (Deref(I_hash , $2.any)) $1 $1 } | PERCENT bracket_subscript {new_esp M_hash (deref_raw I_hash $2.any) $1 $2} +star: STAR_IDENT {new_esp M_unknown (Deref(I_star , to_Ident $1)) $1 $1} | STAR scalar {sp_0($2); new_esp M_unknown (Deref(I_star , $2.any)) $1 $1 } | STAR bracket_subscript {new_esp M_unknown (deref_raw I_star $2.any) $1 $2} -expr_or_empty: {default_esp (Block [])} | expr {new_esp $1.any.expr $1 $1} +expr_or_empty: {default_esp (Block [])} | expr {new_1esp $1.any.expr $1 } %% |