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2018-09-20parse.y: fix block passing with empty kwargsnobu
* parse.y (arg_blk_pass): preceeding arguments node may be NULL when an empty keyword argument hash splat is optimized away. [ruby-core:88890] [Bug #15087] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@64786 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-08-22parse.y (arg_append): support NODE_ARGSCAT casemame
Because of the lack of this case, `[*ary,1,2,3,4,5,6]` was parsed into an inefficient AST like `ary + [1,2] + [3,4] + [5,6]`. A patch from Anmol Chopra <anmolchopra@rocketbox.in>. Fixes [Bug #15018]. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@64510 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-08-22parse.y: remove coverage-related code fragmentsmame
The code fragments that initializes coverage data were scattered into both parse.y and compile.c. parse.y allocated a coverage data, and compile.c initialize the data. To remove this cross-cutting concern, this change moves the allocation from "coverage" function of parse.y to "rb_iseq_new_top" of iseq.c. For the sake, parse.y just counts the line number of the original source code, and the number is passed via rb_ast_body_t. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@64508 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-07-16parse.y (heredoc_identifier): Update comment for term_lenyui-knk
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63976 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-07-16parse.y: Add comment for `rb_strterm_heredoc_struct.sourceline`yui-knk
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63974 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-06-15parse.y: Deprecate flip-flopsmame
Ref #5400 git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63667 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-06-13Revert "range.c: prohibit `(1..nil)`"mame
This reverts commit a44c010764a16ae09aaed49d76eec055ca0057c8. Refs #14845. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63649 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-06-13range.c: prohibit `(1..nil)`mame
Now endless range can be created by either a literal `(1..)` or explicit range creation `Range.new(1, nil)`. [Bug #14845] This change is intended for "early failure"; for example, `(1..var).to_a` causes out of memory if `var` is inadvertently nil. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63646 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-06-10parse.y: Fix locations of none and mid-rule actionsyui-knk
When an empty rule or a mid-rule action is reduced, `YYLLOC_DEFAULT` is called with the third parameter to be zero. If we use `RUBY_SET_YYLLOC_OF_NONE` to set their locations, sometimes the end position of NODE indicates a blank. For example, `a.b ;` generates `NODE_CALL (line: 1, location: (1,0)-(1,4))*`, whose end position indicates a blank. This is because of the following reasons: * `NODE_CALL` is created when `primary_value call_op operation2 opt_paren_args` is reduced to `method_call`. * `opt_paren_args` is `none`. * `yylex` is called and `lex.pbeg` moves before `none` is reduced, so the beginning position of `none` does not match with the end position of `operation2`. To fix locations, use `YYRHSLOC(Rhs, 0)` in `YYLLOC_DEFAULT` (0 "refers to the symbol just before the reduction"). By this change, the bottom of the location stack would be referenced, so initialize the bottom with `RUBY_SET_YYLLOC_OF_NONE` in `%initial-action`. Ref: https://www.gnu.org/software/bison/manual/html_node/Location-Default-Action.html#Location-Default-Action git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63623 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-06-10parse.y: Fix locations of NODE_RESCUEyui-knk
* parse.y (new_bodystmt): Fix locations of NODE_RESCUE to end with nd_else or nd_resq. Before this commit, locations of NODE_RESCUE included locations of nd_ensr of NODE_ENSURE which is a parent node of NODE_RESCUE. e.g. The location of the end of NODE_RESCUE is fixed: ``` def a :b rescue :c ensure :d end ``` * Before ``` NODE_RESCUE (line: 2, location: (2,2)-(6,4)) ``` * After ``` NODE_RESCUE (line: 3, location: (2,2)-(5,0)) ``` git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63621 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-05-22parse.y: use ruby_sized_xfree and SIZED_REALLOC_Nnormal
Another part of the plan to reduce dependencies on malloc_usable_size which costs us speed: https://bugs.ruby-lang.org/issues/10238 git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63484 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-05-21explicit cast to void* required for %pshyouhei
No automatic type promotion is expected for variadic arguments. You have to do it by hand. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63474 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-05-18parse.y: relax literal in condition warningsnobu
* parse.y (cond0): do not warn literal boolean (true and false) in condition expressions, as they are often used as infinite loops, deactivated code block, etc. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63457 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-05-17rb_parser_printf declarationnobu
* node.h (rb_parser_printf): delcare as PRINTF_ARGS. * parse.y (parser_token_value_print): cast to adjust to %c. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63454 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-05-11fix potential memory leaksnobu
* parse.y (primary, new_args_tail, local_tbl): keep the order; allocate an empty imemo first then xmalloc, to get rid of potential memory leak when allocation imemo failed. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63397 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-05-10parse.y: Fix locations of NODE_NIL in endless ranges.yui-knk
* parse.y: Fix to start with the end of dots. e.g. The locations of the NODE_NIL is fixed: ``` 1.. ``` * Before ``` NODE_NIL (line: 1, location: (1,0)-(1,3)) ``` * After ``` NODE_NIL (line: 1, location: (1,3)-(1,3)) ``` git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63391 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-05-09fix potential memory leaksnobu
* gc.c (rb_alloc_tmp_buffer_with_count): keep the order; allocate an empty imemo first then xmalloc, to get rid of potential memory leak when allocation imemo failed. * parse.y (rb_parser_malloc, rb_parser_calloc, rb_parser_realloc): ditto. * process.c (rb_execarg_allocate_dup2_tmpbuf): ditto. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63385 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-05-09Rename imemo_alloc with imemo_tmpbufmame
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63372 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-05-09gc.c (rb_imemo_alloc_new): split for each purposemame
imemo_alloc is used for three purposes: auto-free pointer (alternative of alloca), alloc_tmp_buffer, and heap allocation for bison. To make it clear, this change introduces three functions: rb_imemo_alloc_auto_free_pointer, rb_imemo_alloc_auto_free_maybe_mark_buffer, and rb_imemo_alloc_parser_heap. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63371 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-05-09gc.c (rb_imemo_alloc_new): improve the API interfacemame
rb_imemo_alloc_new returns rb_imemo_alloc_t*, but took VALUEs, which is inconsistent. To make the intention clear, it now takes only a pointer to the buffer. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63369 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-04-19Introduce endless range [Feature#12912]mame
Typical usages: ``` p ary[1..] # drop the first element; identical to ary[1..-1] (1..).each {|n|...} # iterate forever from 1; identical to 1.step{...} ``` git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63192 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-04-17parse.y: fix cmdarg in command_argsnobu
* parse.y (call_args): fix invalid CMDARG state after command_args followed by tLBRACE_ARG. [ruby-core:86551] [Bug #14690] From: Ilya Bylich <ibylich@gmail.com> git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63168 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-04-16parse.y: `else` indentnobu
* parse.y (keyword_else): warn less-indented `else` than `case`. [ruby-core:86492] [Bug #14674] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63165 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-04-12parse.y: `when` indentnobu
* parse.y (k_when): warn less-indented `when` than `case`. [ruby-core:86492] [Bug #14674] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63141 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-04-09parse.y: [DOC] Ripper.dedent_string is internalnobu
* parse.y (parser_dedent_string): stated that Ripper.dedent_string is for internal use only. [ci skip] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63127 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-04-09parse.y: extra error message after no digitsnobu
* parse.y (no_digits): return tINTEGER instead of unexpected end-of-input, to get rid of extra error messages. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63126 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-04-08parse.y: fix docs for Ripper.dedent_stringstomar
* parse.y: [DOC] fix return type in call-seq of Ripper.dedent_string, clarify the method's behavior. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63121 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-03-29Use only CMDARG/COND _PUSH/POP for cmdarg/cond management.nobu
From: Ilya Bylich <ibylich@gmail.com> git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63033 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-03-29parse.y: remove `p->` from bitstack tracesnobu
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63032 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-03-23parse.y: k_else in bodystmtnobu
* parse.y (bodystmt): expand opt_else to show the error message at the right place. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62902 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-03-23parse.y: else without rescuenobu
* parse.y (bodystmt): [EXPERIMENTAL] make `else` without `rescue` a syntax error. [DevelopersMeeting20180315Japan] https://bugs.ruby-lang.org/projects/ruby/wiki/DevelopersMeeting20180315Japan https://docs.google.com/document/d/1RT0ijSo8uJ4Awn3CEvuYkjH0TVeXSYgeAFNmVGYC3ak/edit# > * do-else-end > https://twitter.com/joker1007/status/974173396006129664 > https://twitter.com/joker1007/status/974173641347756032 > https://twitter.com/joker1007/status/974176512554369027 > Will be SyntaxError in 2.6-preview2 > All of begin/do/def (experimental) git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62901 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-03-22parse.y: reorder in the placenobu
* parse.y (new_args_tail): reorder required and optional keyword argument variable IDs in the place. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62887 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-03-21parse.y: terminator at continued linenobu
* parse.y (here_document): a continuing line is not the terminator. [ruby-core:86283] [Bug #14621] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62873 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-03-21parse.y: unindent continued linenobu
* parse.y (tokadd_string): stop at continued line in dedented here documents, to dedent for each lines before removing escaped newlines. [ruby-core:86236] [Bug #14621] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62872 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-03-20node.c: predicates for special NODEsnobu
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62861 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-03-19parse.y: NUL-terminate ruby_sourcefilenobu
* parse.y (yycompile): in some cases (warning, error, dtrace,...), ruby_sourcefile is expected to be NUL-terminated, so ensure it. * template/prelude.c.tmpl (prelude_name): NUL-terminate to get rid of copying static data. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62841 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-03-19parse.y: push `do` token infonobu
* parse.y (k_rescue, k_ensure): revert r62838. * parse.y (k_do, k_do_LAMBDA, k_do_block): push token infos of `do`. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62839 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-03-19parse.y: ignore do indentationsnobu
* parse.y (k_rescue, k_ensure): ignore indentations of `do`, it is not at the beginning of line usually. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62838 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-03-19parse.y: mismatched indentations at middlenobu
* parse.y (k_rescue, k_ensure, k_when, k_else, k_elsif): warn mismatched indentations at keywords in middle of blocks. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62836 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-03-19parse.y: fix duplicate kwrestnobu
* parse.y (f_kwrest): add the variable name as an argument, as well as an internal variable. * parse.y (new_args_tail): now keyword rest argument variable is always placed between keyword arguments and block argument, so so just reorder required and optional keyword arguments. no longer kwrest duplicates. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62832 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-03-12ripper: fix escaped spacenobu
* parse.y: use tSP same as ripper instead of tSPACE. [ruby-core:86080] [Bug #14597] * ext/ripper/eventids2.c: tSP is defined in ripper.c now. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62727 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-03-11parse.y: fix interpolated string literal dedentnobu
* parse.y (heredoc_dedent): fix interpolated string literal dedent, remove indentations from only nodes with the newline flag. [ruby-core:85983] [Bug #14584] * parse.y (here_document): set the newline flag on literal string nodes starting at the beginning of line. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62724 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-03-11parse.y: reduce duplicate codenobu
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62723 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-03-06parse.y: tSPACE for old bisonnobu
* parse.y (tSPACE): define a separate token for escaped space, to fix `redefining user token number of ' '` error at word list separator on bison 2. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62675 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-03-05parse.y: named whitespacesnobu
* parse.y: named escaped whitespaces to show unexpected character. bare whitespaces should not appear outside of word_list. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62663 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-03-01parse.y: refine assign_in_cond warningnobu
* parse.y (assign_in_cond): refine a warning message for assignment of a literal in conditinal expression. [ruby-core:85872] [Bug #14562] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62620 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-02-23[DOC] missing docs at toplevelnobu
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62544 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-02-22Fix CMDARG manipulationnobu
* parse.y: Fix CMDARG manipulation. Use CMDARG_P to identify keyword_do/keyword_do_block. [Feature #14506] [Fix GH-1823] From: Ilya Bylich <ibylich@gmail.com> git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62528 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-02-03parse.y: named backslashnobu
* parse.y: named backslash to show unexpected character. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62178 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-02-03parse.y: use lex_goto_eol to skip to EOLnobu
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62176 b2dd03c8-39d4-4d8f-98ff-823fe69b080e