diff --git a/runtime/doc/syntax.txt b/runtime/doc/syntax.txt index 74087620f8..679654efa8 100644 --- a/runtime/doc/syntax.txt +++ b/runtime/doc/syntax.txt @@ -1,4 +1,4 @@ -*syntax.txt* For Vim version 9.0. Last change: 2023 Dec 09 +*syntax.txt* For Vim version 9.0. Last change: 2023 Dec 17 VIM REFERENCE MANUAL by Bram Moolenaar @@ -1589,13 +1589,14 @@ edit F# or Fortran at all, use this in your startup vimrc: > FORTRAN *fortran.vim* *ft-fortran-syntax* Default highlighting and dialect ~ -Highlighting appropriate for Fortran 2008 is used by default. This choice -should be appropriate for most users most of the time because Fortran 2008 is -almost a superset of previous versions (Fortran 2003, 95, 90, and 77). A -small number of features new to Fortran 2018 and Fortran 2023 are supported -and the complete transition to Fortran 2023 will be completed in the future. -A few legacy constructs deleted or declared obsolescent in recent Fortran -standards are highlighted as todo items. +Vim highlights according to Fortran 2023 (the most recent standard) by +default. This choice should be appropriate for most users most of the time +because Fortran 2023 is almost a superset of previous versions (Fortran 2018, +2008, 2003, 95, 90, and 77). A small number of features new to Fortran 2018 +and Fortran 2023 may have been omitted at present; the transition to Fortran +2023 will be completed in the near future. A few legacy constructs deleted or +declared obsolescent in recent Fortran standards are highlighted as todo +items. The syntax script no longer supports Fortran dialects. The variable fortran_dialect is now silently ignored. Since computers are much faster now, @@ -1605,7 +1606,7 @@ Fortran source code form ~ Fortran code can be in either fixed or free source form. Note that the syntax highlighting will not be correct if the form is incorrectly set. -When you create a new fortran file, the syntax script assumes fixed source +When you create a new Fortran file, the syntax script assumes fixed source form. If you always use free source form, then > :let fortran_free_source=1 in your .vimrc prior to the :syntax on command. If you always use fixed @@ -1619,10 +1620,10 @@ file. For more information on ftplugin files, see |ftplugin|. Note that this will work only if the "filetype plugin indent on" command precedes the "syntax on" command in your .vimrc file. -When you edit an existing fortran file, the syntax script will assume free +When you edit an existing Fortran file, the syntax script will assume free source form if the fortran_free_source variable has been set, and assumes -fixed source form if the fortran_fixed_source variable has been set. If -neither of these variables have been set, the syntax script attempts to +fixed source form if the fortran_fixed_source variable has been set. Suppose +neither of these variables have been set. In that case, the syntax script attempts to determine which source form has been used by examining the file extension using conventions common to the ifort, gfortran, Cray, NAG, and PathScale compilers (.f, .for, .f77 for fixed-source, .f90, .f95, .f03, .f08 for @@ -1657,17 +1658,17 @@ command such as > :let fortran_vendor_intrinsics=1 placed prior to the :syntax on command. -Tabs in fortran files ~ +Tabs in Fortran files ~ Tabs are not recognized by the Fortran standards. Tabs are not a good idea in -fixed format fortran source code which requires fixed column boundaries. +fixed format Fortran source code which requires fixed column boundaries. Therefore, tabs are marked as errors. Nevertheless, some programmers like -using tabs. If your fortran files contain tabs, then you should set the +using tabs. If your Fortran files contain tabs, then you should set the variable fortran_have_tabs in your .vimrc with a command such as > :let fortran_have_tabs=1 placed prior to the :syntax on command. Unfortunately, the use of tabs will mean that the syntax file will not be able to detect incorrect margins. -Syntax folding of fortran files ~ +Syntax folding of Fortran files ~ If you wish to use foldmethod=syntax, then you must first set the variable fortran_fold with a command such as > :let fortran_fold=1 @@ -1700,7 +1701,7 @@ Parenthesis checking does not catch too few closing parentheses. Hollerith strings are not recognized. Some keywords may be highlighted incorrectly because Fortran90 has no reserved words. -For further information related to fortran, see |ft-fortran-indent| and +For further information related to Fortran, see |ft-fortran-indent| and |ft-fortran-plugin|. FREEBASIC *freebasic.vim* *ft-freebasic-syntax* diff --git a/runtime/syntax/fortran.vim b/runtime/syntax/fortran.vim index 971a2b633d..7ed4f8a268 100644 --- a/runtime/syntax/fortran.vim +++ b/runtime/syntax/fortran.vim @@ -1,6 +1,6 @@ " Vim syntax file -" Language: Fortran 2008 (and Fortran 2003, 95, 90, and 77) -" Version: (v106) 2023 December 4 +" Language: Fortran 2023 (and Fortran 2018, 2008, 2003, 95, 90, and 77) +" Version: (v107) 2023 December 17 " Maintainers: Ajit J. Thakkar ; " Joshua Hollett " Usage: For instructions, do :help fortran-syntax from Vim @@ -71,24 +71,73 @@ endif syn match fortranConstructName "\(\" -syn match fortranUserUnit "\(\(end\s*\)\?\(subroutine\|function\|module\|program\|submodule\|block\)\s\+\)\@12<=\a\w\+" +syn match fortranUnitName "\(\(end\s*\)\?\(subroutine\|function\|module\|program\|submodule\)\s\+\)\@12<=\a\w\+" +syn match fortranUnitHeader "\" -syn match fortranType "\" -syn keyword fortranType intrinsic -syn match fortranType "\\s\+\(none\(\s\+\\)\?\)\?" -syn keyword fortranStructure dimension -syn keyword fortranStorageClass parameter save -syn match fortranCall "call\s\+\a\w*" -syn match fortranUnitHeader "\(end\s*\)\?\(subroutine\|function\|module\|program\|submodule\|block\)" -syn keyword fortranKeyword return -syn match fortranKeyword "\(error\s\+\)\=stop" -syn keyword fortranConditional else then -syn match fortranConditional "\" -syn match fortranConditionalDel "\\ze\s*(' +syn match fortranIntrinsic "\" +syn match fortranType "^\s*implicit\s\+none" +syn match fortranType "\(class\|type\)\(of\)\?" +syn match fortranType "\(end\s*\)\?\" +syn match fortranType "\" +syn match fortranType "\(end\s*\)\?enumeration\s\+type" +syn match fortranType "\(end\s*\)\?\(\" +syn match fortranTypeR display "double\s*precision" +syn match fortranTypeR display "double\s\+complex" +syn keyword fortranAttribute value bind deferred contiguous intrinsic non_intrinsic +syn keyword fortranAttribute asynchronous nopass non_overridable pass volatile extends +syn keyword fortranAttribute abstract external private public protected intent optional +syn keyword fortranAttribute pointer target allocatable dimension codimension sequence parameter save + +syn keyword fortranUnitHeader result operator assignment +syn match fortranUnitHeader "\(end\s*\)\?\(subroutine\|function\|module\|program\|submodule\)\>" +syn match fortranBlock "\(end\s*\)\?\(block\|critical\|associate\)\>" +syn match fortranCalled "\(call\s\+\)\@7<=\a\w*" syn match fortranRepeat "\" +syn keyword fortranRepeat concurrent +syn keyword fortranRepeatR while +syn match fortranRepeat "\" syn keyword fortranTodo contained bug note debug todo fixme @@ -99,11 +148,13 @@ syn match fortranParenError ")" syn match fortranOperator "\.\s*n\=eqv\s*\." syn match fortranOperator "\.\s*\(and\|or\|not\)\s*\." syn match fortranOperator "\(+\|-\|/\|\*\)" -syn match fortranTypeOb "\\|<\)=\=\|==\|/=\|=\)" +syn match fortranOperator "\(%\|?\|=>\)" +syn match fortranOperator "\([\|]\)" +syn match fortranOperatorR "\.\s*[gl][et]\s*\." +syn match fortranOperatorR "\.\s*\(eq\|ne\)\s*\." -syn match fortranBoolean "\.\s*\(true\|false\)\s*\." - -syn keyword fortranReadWrite print +syn keyword fortranReadWrite print flush syn match fortranReadWrite '\<\(backspace\|close\|endfile\|inquire\|open\|read\|rewind\|write\)\ze\s*(' "If tabs are allowed then the left margin checks do not work @@ -113,24 +164,6 @@ else syn match fortranTab "\t" endif -syn match fortranIO '\%(\((\|,\|, *&\n\)\s*\)\@<=\(access\|blank\|direct\|exist\|file\|fmt\|form\|formatted\|iostat\|name\|named\|nextrec\|number\|opened\|rec\|recl\|sequential\|status\|unformatted\|unit\)\ze\s*=' - -" Intrinsics provided by some vendors -syn keyword fortranExtraIntrinsic algama cdabs cdcos cdexp cdlog cdsin cdsqrt cqabs cqcos cqexp cqlog cqsin cqsqrt dcmplx dconjg derf derfc dfloat dgamma dimag dlgama iqint qabs qacos qasin qatan qatan2 qcmplx qconjg qcos qcosh qdim qerf qerfc qexp qgamma qimag qlgama qlog qlog10 qmax1 qmin1 qmod qnint qsign qsin qsinh qsqrt qtan qtanh - -syn keyword fortranIntrinsic abs acos aimag aint anint asin atan atan2 char cmplx conjg cos cosh exp ichar index int log log10 max min nint sign sin sinh sqrt tan tanh -syn match fortranIntrinsic "\\(\s\+is\>\)\?" -syn match fortranType "^\s*\(type\s\+\(is\)\? \)\?\s*\(real\|integer\|logical\|complex\|character\)\>" -syn match fortranType "^\s*\(implicit \)\?\s*\(real\|integer\|logical\|complex\|character\)\>" - "Numbers of various sorts " Integers syn match fortranNumber display "\<\d\+\(_\a\w*\)\=\>" @@ -157,129 +190,75 @@ syn match fortranFormatSpec display "\d*\(d\|q\|g\)\d\+\.\d\+\(e\d+\)\=" syn match fortranFormatSpec display "\d\+x\>" " The next match cannot be used because it would pick up identifiers as well " syn match fortranFormatSpec display "\<\(a\|i\)\d\+" - " Numbers as labels syn match fortranLabelNumber display "^\d\{1,5}\s"me=e-1 syn match fortranLabelNumber display "^ \d\{1,4}\s"ms=s+1,me=e-1 syn match fortranLabelNumber display "^ \d\{1,3}\s"ms=s+2,me=e-1 syn match fortranLabelNumber display "^ \d\d\=\s"ms=s+3,me=e-1 syn match fortranLabelNumber display "^ \d\s"ms=s+4,me=e-1 - " Numbers as targets syn match fortranTarget display "\(\" syn match fortranTarget display "\(\" syn match fortranTarget display "\(\" -syn keyword fortranTypeR external -syn keyword fortranIOR format +syn match fortranBoolean "\.\s*\(true\|false\)\s*\." + +syn match fortranKeyword "call" +syn keyword fortranKeyword use only contains +syn match fortranKeyword "fail\s\+image\>" +syn match fortranKeyword "\(error\s\+\)\=stop" syn match fortranKeyword "\" syn match fortranKeyword "^\s*\d\+\s\+continue\>" syn match fortranKeyword "\" syn match fortranKeywordDel "\" -syn match fortranStorageClass "\" -syn keyword fortranKeyword allocate deallocate nullify cycle exit -syn match fortranConditional "\" -syn match fortranConditional "\" -syn keyword fortranConditional where elsewhere - -syn match fortranOperator "\(\(>\|<\)=\=\|==\|/=\|=\)" -syn match fortranOperator "\(%\|?\|=>\)" - +syn region fortranString start=+'+ end=+'+ contains=fortranLeftMargin,fortranContinueMark,fortranSerialNumber syn region fortranString start=+"+ end=+"+ contains=fortranLeftMargin,fortranContinueMark,fortranSerialNumber + +syn match fortranIO '\%(\((\|,\|, *&\n\)\s*\)\@<=\(access\|blank\|direct\|exist\|file\|fmt\|form\|formatted\|iostat\|name\|named\|nextrec\|number\|opened\|rec\|recl\|sequential\|status\|unformatted\|unit\)\ze\s*=' +syn keyword fortranIOR format namelist syn keyword fortranIO pad position action delim readwrite syn keyword fortranIO eor advance nml +syn keyword fortranIO newunit decimal round iomsg +syn match fortranIO contains=fortranOperator "\\ze\s*(' -syn match fortranIntrinsic "\\(\s*\.\)\@!"me=s+3 -syn match fortranIntrinsic "\\s*[(,]"me=s+4 - -syn match fortranUnitHeader "\" -syn keyword fortranIOR namelist -syn keyword fortranConditionalR while -syn keyword fortranIntrinsicR achar iachar transfer dble dprod dim lge lgt lle llt mod -syn keyword fortranIntrinsicOb alog alog10 amax0 amax1 amin0 amin1 amod cabs ccos cexp clog csin csqrt dabs dacos dasin datan datan2 dcos dcosh ddim dexp dint dlog dlog10 dmax1 dmin1 dmod dnint dsign dsin dsinh dsqrt dtan dtanh float iabs idim idint idnint ifix isign max0 max1 min0 min1 sngl +syn keyword fortranConditional else then where elsewhere +syn match fortranConditional "\" +syn match fortranConditional "\" +syn match fortranConditional "\(case\|rank\)\(\s\+default\)\?" +syn match fortranConditionalDel "\" +syn match fortranImageControl "\(change\|form\|end\)\s\+team\>" +syn match fortranImageControl "event\s\+\(post\|wait\)" +syn match fortranImageControl "\(un\)\?lock\ze\s*(" +syn match fortranImageControl "notify\s\+wait\ze\s*(" syn keyword fortranUnitHeaderOb entry -syn match fortranTypeR display "double\s\+precision" -syn match fortranTypeR display "double\s\+complex" -syn match fortranUnitHeaderOb display "block\s\+data" -syn match fortranStorageClass "^\s*data\>\(\s\+\a\w*\s*/\)\@=" -syn match fortranStorageClassOb "^\s*common\>\(\s*/\)\@=" +syn match fortranUnitHeaderOb display "block\s*data" + +syn keyword fortranStorageClass in out +syn match fortranStorageClass "\" +syn match fortranStorageClass "\\(\s\+\a\w*\s*/\)\@=" +syn match fortranStorageClassOb "^\s*common\>" +syn match fortranStorageClassOb "^\s*common\>\(\s*/\)\@=" syn keyword fortranStorageClassOb equivalence -syn match fortranOperatorR "\.\s*[gl][et]\s*\." -syn match fortranOperatorR "\.\s*\(eq\|ne\)\s*\." -syn keyword fortranRepeatOb forall -syn match fortranRepeatOb "\" -syn match fortranType "\" -syn match fortranType "\" -syn match fortranType "\" -syn match fortranConstructNameOb "\(\" - -" F2003 -syn keyword fortranIntrinsic command_argument_count get_command get_command_argument get_environment_variable is_iostat_end is_iostat_eor move_alloc new_line selected_char_kind same_type_as extends_type_of -" ISO_C_binding syn keyword fortranConstant c_null_char c_alert c_backspace c_form_feed c_new_line c_carriage_return c_horizontal_tab c_vertical_tab syn keyword fortranConstant c_int c_short c_long c_long_long c_signed_char c_size_t c_int8_t c_int16_t c_int32_t c_int64_t c_int_least8_t c_int_least16_t c_int_least32_t c_int_least64_t c_int_fast8_t c_int_fast16_t c_int_fast32_t c_int_fast64_t c_intmax_t C_intptr_t c_float c_double c_long_double c_float_complex c_double_complex c_long_double_complex c_bool c_char c_null_ptr c_null_funptr -syn keyword fortranIntrinsic iso_c_binding c_loc c_funloc c_associated c_f_pointer c_f_procpointer -syn keyword fortranType c_ptr c_funptr -" ISO_Fortran_env -syn keyword fortranConstant iso_fortran_env character_storage_size error_unit file_storage_size input_unit iostat_end iostat_eor numeric_storage_size output_unit -" IEEE_arithmetic -syn keyword fortranIntrinsic ieee_arithmetic ieee_support_underflow_control ieee_get_underflow_mode ieee_set_underflow_mode - -syn keyword fortranReadWrite flush wait -syn keyword fortranIO decimal round iomsg -syn keyword fortranType asynchronous nopass non_overridable pass protected volatile extends import -syn keyword fortranType non_intrinsic value bind deferred generic final enumerator -syn match fortranType "\" -syn match fortranType "\" -syn match fortranType "\" -syn match fortranType "\" -syn match fortranConditional "\" -syn match fortranUnitHeader "\" -syn match fortranOperator "\([\|]\)" - -" F2008 -syn keyword fortranIntrinsic acosh asinh atanh bessel_j0 bessel_j1 bessel_jn bessel_y0 bessel_y1 bessel_yn erf erfc erfc_scaled gamma log_gamma hypot norm2 -syn keyword fortranIntrinsic atomic_define atomic_ref execute_command_line leadz trailz storage_size merge_bits -syn keyword fortranIntrinsic bge bgt ble blt dshiftl dshiftr findloc iall iany iparity image_index lcobound ucobound maskl maskr num_images parity popcnt poppar shifta shiftl shiftr this_image -syn keyword fortranIO newunit -syn keyword fortranType contiguous -syn keyword fortranRepeat concurrent +syn keyword fortranConstant iso_fortran_env character_storage_size error_unit file_storage_size input_unit iostat_end iostat_eor numeric_storage_size output_unit stat_failed_image stat_unlocked_failed_image +syn keyword fortranConstant int8 int16 int32 int64 real16 real32 real64 real128 character_kinds integer_kinds logical_kinds real_kinds iostat_inquire_internal_unit +syn keyword fortranConstant ieee_negative_subnormal ieee_positive_subnormal " CUDA fortran if exists("fortran_CUDA") @@ -322,14 +301,13 @@ syn cluster fortranCommentGroup contains=fortranTodo if (b:fortran_fixed_source == 1) if !exists("fortran_have_tabs") - " Fixed format requires a textwidth of 72 for code, - " but some vendor extensions allow longer lines if exists("fortran_extended_line_length") + " Vendor extensions allow lines with a text width of 132 syn match fortranSerialNumber excludenl "^.\{133,}$"lc=132 - elseif exists("fortran_cardimage_line_length") - syn match fortranSerialNumber excludenl "^.\{81,}$"lc=80 else - syn match fortranSerialNumber excludenl "^.\{73,}$"lc=72 + " Standard requires fixed format to have a text width of 72, + " but all current compilers use 80 instead + syn match fortranSerialNumber excludenl "^.\{81,}$"lc=80 endif "Flag left margin errors syn match fortranLabelError "^.\{-,4}[^0-9 ]" contains=fortranTab @@ -344,6 +322,7 @@ endif syn match fortranComment excludenl "!.*$" contains=@fortranCommentGroup,@spell syn match fortranOpenMP excludenl "^\s*!\$\(OMP\)\=&\=\s.*$" +syn match fortranEndStatement display ";" "cpp is often used with Fortran syn match cPreProc "^\s*#\s*\(define\|ifdef\)\>.*" @@ -390,15 +369,15 @@ if exists("fortran_fold") if exists("fortran_fold_conditionals") if (b:fortran_fixed_source == 1) - syn region fortran77Loop transparent fold keepend start="\