diff --git a/runtime/ftplugin/julia.vim b/runtime/ftplugin/julia.vim new file mode 100644 index 0000000000..32e364e436 --- /dev/null +++ b/runtime/ftplugin/julia.vim @@ -0,0 +1,92 @@ +" Vim filetype plugin file +" Language: Julia +" Maintainer: Carlo Baldassi +" Homepage: https://github.com/JuliaEditorSupport/julia-vim +" Last Change: 2014 may 29 +" adapted from upstream 2021 Aug 4 + +if exists("b:did_ftplugin") + finish +endif +let b:did_ftplugin = 1 + +let s:save_cpo = &cpo +set cpo-=C + +setlocal include=^\\s*\\%(reload\\\|include\\)\\> +setlocal suffixesadd=.jl +setlocal comments=:# +setlocal commentstring=#\ %s +setlocal cinoptions+=#1 +setlocal define=^\\s*macro\\> +setlocal fo-=t fo+=croql + +let b:julia_vim_loaded = 1 + +let b:undo_ftplugin = "setlocal include< suffixesadd< comments< commentstring<" + \ . " define< fo< shiftwidth< expandtab< indentexpr< indentkeys< cinoptions< completefunc<" + \ . " | unlet! b:julia_vim_loaded" + +" MatchIt plugin support +if exists("loaded_matchit") + let b:match_ignorecase = 0 + + " note: begin_keywords must contain all blocks, in order + " for nested-structures-skipping to work properly + " note: 'mutable struct' and 'struct' are defined separately because + " using \? puts the cursor on 'struct' instead of 'mutable' for some reason + let b:julia_begin_keywords = '\%(\.\s*\|@\)\@' + " note: the following regex not only recognizes macros, but also local/global keywords. + " the purpose is recognizing things like `@inline myfunction()` + " or `global myfunction(...)` etc, for matchit and block movement functionality + let s:macro_regex = '\%(@\%([#(]\@!\S\)\+\|\<\%(local\|global\)\)\s\+' + let s:nomacro = '\%(' . s:macro_regex . '\)\@' + + " note: this function relies heavily on the syntax file + function! JuliaGetMatchWords() + let [l,c] = [line('.'),col('.')] + let attr = synIDattr(synID(l, c, 1),"name") + let c1 = c + while attr == 'juliaMacro' || expand('') =~# '\<\%(global\|local\)\>' + normal! W + if line('.') > l || col('.') == c1 + call cursor(l, c) + return '' + endif + let attr = synIDattr(synID(l, col('.'), 1),"name") + let c1 = col('.') + endwhile + call cursor(l, c) + if attr == 'juliaConditional' + return b:julia_begin_keywordsm . ':\<\%(elseif\|else\)\>:' . b:julia_end_keywords + elseif attr =~# '\<\%(juliaRepeat\|juliaRepKeyword\)\>' + return b:julia_begin_keywordsm . ':\<\%(break\|continue\)\>:' . b:julia_end_keywords + elseif attr == 'juliaBlKeyword' + return b:julia_begin_keywordsm . ':' . b:julia_end_keywords + elseif attr == 'juliaException' + return b:julia_begin_keywordsm . ':\<\%(catch\|finally\)\>:' . b:julia_end_keywords + endif + return '\<\>:\<\>' + endfunction + + let b:match_words = 'JuliaGetMatchWords()' + + " we need to skip everything within comments, strings and + " the 'begin' and 'end' keywords when they are used as a range rather than as + " the delimiter of a block + let b:match_skip = 'synIDattr(synID(line("."),col("."),0),"name") =~# ' + \ . '"\\"' + + let b:undo_ftplugin = b:undo_ftplugin + \ . " | unlet! b:match_words b:match_skip b:match_ignorecase" + \ . " | unlet! b:julia_begin_keywords b:julia_end_keywords" + \ . " | delfunction JuliaGetMatchWords" + +endif + +let &cpo = s:save_cpo +unlet s:save_cpo diff --git a/runtime/indent/julia.vim b/runtime/indent/julia.vim new file mode 100644 index 0000000000..a90cff49e4 --- /dev/null +++ b/runtime/indent/julia.vim @@ -0,0 +1,491 @@ +" Vim indent file +" Language: Julia +" Maintainer: Carlo Baldassi +" Homepage: https://github.com/JuliaEditorSupport/julia-vim +" Last Change: 2016 jun 16 +" Notes: originally based on Bram Molenaar's indent file for vim + +setlocal autoindent + +setlocal indentexpr=GetJuliaIndent() +setlocal indentkeys+==end,=else,=catch,=finally,),],} +setlocal indentkeys-=0# +setlocal indentkeys-=: +setlocal indentkeys-=0{ +setlocal indentkeys-=0} +setlocal nosmartindent + +" Only define the function once. +if exists("*GetJuliaIndent") + finish +endif + +let s:skipPatternsBasic = '\' +let s:skipPatterns = '\' + +function JuliaMatch(lnum, str, regex, st, ...) + let s = a:st + let e = a:0 > 0 ? a:1 : -1 + let basic_skip = a:0 > 1 ? a:2 : 'all' + let skip = basic_skip ==# 'basic' ? s:skipPatternsBasic : s:skipPatterns + while 1 + let f = match(a:str, '\C' . a:regex, s) + if e >= 0 && f >= e + return -1 + endif + if f >= 0 + let attr = synIDattr(synID(a:lnum,f+1,1),"name") + let attrT = synIDattr(synID(a:lnum,f+1,0),"name") + if attr =~# skip || attrT =~# skip + let s = f+1 + continue + endif + endif + break + endwhile + return f +endfunction + +function GetJuliaNestingStruct(lnum, ...) + " Auxiliary function to inspect the block structure of a line + let line = getline(a:lnum) + let s = a:0 > 0 ? a:1 : 0 + let e = a:0 > 1 ? a:2 : -1 + let blocks_stack = [] + let num_closed_blocks = 0 + while 1 + let fb = JuliaMatch(a:lnum, line, '\<\%(if\|else\%(if\)\?\|while\|for\|try\|catch\|finally\|\%(staged\)\?function\|macro\|begin\|mutable\s\+struct\|\%(mutable\s\+\)\@', s, e) + let fe = JuliaMatch(a:lnum, line, '\', s, e) + + if fb < 0 && fe < 0 + " No blocks found + break + end + + if fb >= 0 && (fb < fe || fe < 0) + " The first occurrence is an opening block keyword + " Note: some keywords (elseif,else,catch,finally) are both + " closing blocks and opening new ones + + let i = JuliaMatch(a:lnum, line, '\', s) + if i >= 0 && i == fb + let s = i+1 + call add(blocks_stack, 'if') + continue + endif + let i = JuliaMatch(a:lnum, line, '\', s) + if i >= 0 && i == fb + let s = i+1 + if len(blocks_stack) > 0 && blocks_stack[-1] == 'if' + let blocks_stack[-1] = 'elseif' + elseif (len(blocks_stack) > 0 && blocks_stack[-1] != 'elseif') || len(blocks_stack) == 0 + call add(blocks_stack, 'elseif') + let num_closed_blocks += 1 + endif + continue + endif + let i = JuliaMatch(a:lnum, line, '\', s) + if i >= 0 && i == fb + let s = i+1 + if len(blocks_stack) > 0 && blocks_stack[-1] =~# '\<\%(else\)\=if\>' + let blocks_stack[-1] = 'else' + else + call add(blocks_stack, 'else') + let num_closed_blocks += 1 + endif + continue + endif + + let i = JuliaMatch(a:lnum, line, '\', s) + if i >= 0 && i == fb + let s = i+1 + call add(blocks_stack, 'try') + continue + endif + let i = JuliaMatch(a:lnum, line, '\', s) + if i >= 0 && i == fb + let s = i+1 + if len(blocks_stack) > 0 && blocks_stack[-1] == 'try' + let blocks_stack[-1] = 'catch' + else + call add(blocks_stack, 'catch') + let num_closed_blocks += 1 + endif + continue + endif + let i = JuliaMatch(a:lnum, line, '\', s) + if i >= 0 && i == fb + let s = i+1 + if len(blocks_stack) > 0 && (blocks_stack[-1] == 'try' || blocks_stack[-1] == 'catch') + let blocks_stack[-1] = 'finally' + else + call add(blocks_stack, 'finally') + let num_closed_blocks += 1 + endif + continue + endif + + let i = JuliaMatch(a:lnum, line, '\<\%(bare\)\?module\>', s) + if i >= 0 && i == fb + let s = i+1 + if i == 0 + call add(blocks_stack, 'col1module') + else + call add(blocks_stack, 'other') + endif + continue + endif + + let i = JuliaMatch(a:lnum, line, '\<\%(while\|for\|function\|macro\|begin\|\%(mutable\s\+\)\?struct\|\%(abstract\|primitive\)\s\+type\|let\|quote\|do\)\>', s) + if i >= 0 && i == fb + if match(line, '\C\<\%(mutable\|abstract\|primitive\)', i) != -1 + let s = i+11 + else + let s = i+1 + endif + call add(blocks_stack, 'other') + continue + endif + + " Note: it should be impossible to get here + break + + else + " The first occurrence is an 'end' + + let s = fe+1 + if len(blocks_stack) == 0 + let num_closed_blocks += 1 + else + call remove(blocks_stack, -1) + endif + continue + + endif + + " Note: it should be impossible to get here + break + endwhile + let num_open_blocks = len(blocks_stack) - count(blocks_stack, 'col1module') + return [num_open_blocks, num_closed_blocks] +endfunction + +function GetJuliaNestingBrackets(lnum, c) + " Auxiliary function to inspect the brackets structure of a line + let line = getline(a:lnum)[0 : (a:c - 1)] + let s = 0 + let brackets_stack = [] + let last_closed_bracket = -1 + while 1 + let fb = JuliaMatch(a:lnum, line, '[([{]', s) + let fe = JuliaMatch(a:lnum, line, '[])}]', s) + + if fb < 0 && fe < 0 + " No brackets found + break + end + + if fb >= 0 && (fb < fe || fe < 0) + " The first occurrence is an opening bracket + + let i = JuliaMatch(a:lnum, line, '(', s) + if i >= 0 && i == fb + let s = i+1 + call add(brackets_stack, ['par',i]) + continue + endif + + let i = JuliaMatch(a:lnum, line, '\[', s) + if i >= 0 && i == fb + let s = i+1 + call add(brackets_stack, ['sqbra',i]) + continue + endif + + let i = JuliaMatch(a:lnum, line, '{', s) + if i >= 0 && i == fb + let s = i+1 + call add(brackets_stack, ['curbra',i]) + continue + endif + + " Note: it should be impossible to get here + break + + else + " The first occurrence is a closing bracket + + let i = JuliaMatch(a:lnum, line, ')', s) + if i >= 0 && i == fe + let s = i+1 + if len(brackets_stack) > 0 && brackets_stack[-1][0] == 'par' + call remove(brackets_stack, -1) + else + let last_closed_bracket = i + 1 + endif + continue + endif + + let i = JuliaMatch(a:lnum, line, ']', s) + if i >= 0 && i == fe + let s = i+1 + if len(brackets_stack) > 0 && brackets_stack[-1][0] == 'sqbra' + call remove(brackets_stack, -1) + else + let last_closed_bracket = i + 1 + endif + continue + endif + + let i = JuliaMatch(a:lnum, line, '}', s) + if i >= 0 && i == fe + let s = i+1 + if len(brackets_stack) > 0 && brackets_stack[-1][0] == 'curbra' + call remove(brackets_stack, -1) + else + let last_closed_bracket = i + 1 + endif + continue + endif + + " Note: it should be impossible to get here + break + + endif + + " Note: it should be impossible to get here + break + endwhile + let first_open_bracket = -1 + let last_open_bracket = -1 + let infuncargs = 0 + if len(brackets_stack) > 0 + let first_open_bracket = brackets_stack[0][1] + let last_open_bracket = brackets_stack[-1][1] + if brackets_stack[-1][0] == 'par' && IsFunctionArgPar(a:lnum, last_open_bracket+1) + let infuncargs = 1 + endif + endif + return [first_open_bracket, last_open_bracket, last_closed_bracket, infuncargs] +endfunction + +let s:bracketBlocks = '\' + +function IsInBrackets(lnum, c) + let stack = map(synstack(a:lnum, a:c), 'synIDattr(v:val, "name")') + call filter(stack, 'v:val =~# s:bracketBlocks') + return len(stack) > 0 +endfunction + +function IsInDocString(lnum) + let stack = map(synstack(a:lnum, 1), 'synIDattr(v:val, "name")') + call filter(stack, 'v:val =~# "\\"') + return len(stack) > 0 +endfunction + +function IsInContinuationImportLine(lnum) + let stack = map(synstack(a:lnum, 1), 'synIDattr(v:val, "name")') + call filter(stack, 'v:val =~# "\\"') + if len(stack) == 0 + return 0 + endif + return JuliaMatch(a:lnum, getline(a:lnum), '\<\%(import\|using\|export\)\>', indent(a:lnum)) == -1 +endfunction + +function IsFunctionArgPar(lnum, c) + if a:c == 0 + return 0 + endif + let stack = map(synstack(a:lnum, a:c-1), 'synIDattr(v:val, "name")') + return len(stack) >= 2 && stack[-2] ==# 'juliaFunctionDef' +endfunction + +function JumpToMatch(lnum, last_closed_bracket) + " we use the % command to skip back (tries to ues matchit if possible, + " otherwise resorts to vim's default, which is buggy but better than + " nothing) + call cursor(a:lnum, a:last_closed_bracket) + let percmap = maparg("%", "n") + if exists("g:loaded_matchit") && percmap =~# 'Match\%(it\|_wrapper\)' + normal % + else + normal! % + end +endfunction + +" Auxiliary function to find a line which does not start in the middle of a +" multiline bracketed expression, to be used as reference for block +" indentation. +function LastBlockIndent(lnum) + let lnum = a:lnum + let ind = 0 + while lnum > 0 + let ind = indent(lnum) + if ind == 0 + return [lnum, 0] + endif + if !IsInBrackets(lnum, 1) + break + endif + let lnum = prevnonblank(lnum - 1) + endwhile + return [max([lnum,1]), ind] +endfunction + +function GetJuliaIndent() + " Do not alter doctrings indentation + if IsInDocString(v:lnum) + return -1 + endif + + " Find a non-blank line above the current line. + let lnum = prevnonblank(v:lnum - 1) + + " At the start of the file use zero indent. + if lnum == 0 + return 0 + endif + + let ind = -1 + let st = -1 + let lim = -1 + + " Multiline bracketed expressions take precedence + let align_brackets = get(g:, "julia_indent_align_brackets", 1) + let align_funcargs = get(g:, "julia_indent_align_funcargs", 0) + let c = len(getline(lnum)) + 1 + while IsInBrackets(lnum, c) + let [first_open_bracket, last_open_bracket, last_closed_bracket, infuncargs] = GetJuliaNestingBrackets(lnum, c) + + " First scenario: the previous line has a hanging open bracket: + " set the indentation to match the opening bracket (plus an extra space) + " unless we're in a function arguments list or alignment is disabled, in + " which case we just add an extra indent + if last_open_bracket != -1 + if (!infuncargs && align_brackets) || (infuncargs && align_funcargs) + let st = last_open_bracket + let ind = virtcol([lnum, st + 1]) + else + let ind = indent(lnum) + shiftwidth() + endif + + " Second scenario: some multiline bracketed expression was closed in the + " previous line. But since we know we are still in a bracketed expression, + " we need to find the line where the bracket was opened + elseif last_closed_bracket != -1 + call JumpToMatch(lnum, last_closed_bracket) + if line(".") == lnum + " something wrong here, give up + let ind = indent(lnum) + else + let lnum = line(".") + let c = col(".") - 1 + if c == 0 + " uhm, give up + let ind = 0 + else + " we skipped a bracket set, keep searching for an opening bracket + let lim = c + continue + endif + endif + + " Third scenario: nothing special: keep the indentation + else + let ind = indent(lnum) + endif + + " Does the current line start with a closing bracket? Then depending on + " the situation we align it with the opening one, or we let the rest of + " the code figure it out (the case in which we're closing a function + " argument list is special-cased) + if JuliaMatch(v:lnum, getline(v:lnum), '[])}]', indent(v:lnum)) == indent(v:lnum) && ind > 0 + if !align_brackets && !align_funcargs + call JumpToMatch(v:lnum, indent(v:lnum)) + return indent(line(".")) + elseif (align_brackets && getline(v:lnum)[indent(v:lnum)] != ')') || align_funcargs + return ind - 1 + else " must be a ')' and align_brackets==1 and align_funcargs==0 + call JumpToMatch(v:lnum, indent(v:lnum)) + if IsFunctionArgPar(line("."), col(".")) + let ind = -1 + else + return ind - 1 + endif + endif + endif + + break + endwhile + + if ind == -1 + " We are not in a multiline bracketed expression. Thus we look for a + " previous line to use as a reference + let [lnum,ind] = LastBlockIndent(lnum) + let c = len(getline(lnum)) + 1 + if IsInBrackets(lnum, c) + let [first_open_bracket, last_open_bracket, last_closed_bracket, infuncargs] = GetJuliaNestingBrackets(lnum, c) + let lim = first_open_bracket + endif + end + + " Analyse the reference line + let [num_open_blocks, num_closed_blocks] = GetJuliaNestingStruct(lnum, st, lim) + " Increase indentation for each newly opened block in the reference line + let ind += shiftwidth() * num_open_blocks + + " Analyse the current line + let [num_open_blocks, num_closed_blocks] = GetJuliaNestingStruct(v:lnum) + " Decrease indentation for each closed block in the current line + let ind -= shiftwidth() * num_closed_blocks + + " Additional special case: multiline import/using/export statements + + let prevline = getline(lnum) + " Are we in a multiline import/using/export statement, right below the + " opening line? + if IsInContinuationImportLine(v:lnum) && !IsInContinuationImportLine(lnum) + if get(g:, 'julia_indent_align_import', 1) + " if the opening line has a colon followed by non-comments, use it as + " reference point + let cind = JuliaMatch(lnum, prevline, ':', indent(lnum), lim) + if cind >= 0 + let nonwhiteind = JuliaMatch(lnum, prevline, '\S', cind+1, -1, 'basic') + if nonwhiteind >= 0 + " return match(prevline, '\S', cind+1) " a bit overkill... + return cind + 2 + endif + else + " if the opening line is not a naked import/using/export statement, use + " it as reference + let iind = JuliaMatch(lnum, prevline, '\', indent(lnum), lim) + if iind >= 0 + " assuming whitespace after using... so no `using(XYZ)` please! + let nonwhiteind = JuliaMatch(lnum, prevline, '\S', iind+6, -1, 'basic') + if nonwhiteind >= 0 + return match(prevline, '\S', iind+6) + endif + endif + endif + endif + let ind += shiftwidth() + + " Or did we just close a multiline import/using/export statement? + elseif !IsInContinuationImportLine(v:lnum) && IsInContinuationImportLine(lnum) + " find the starting line of the statement + let ilnum = 0 + for iln in range(lnum-1, 1, -1) + if !IsInContinuationImportLine(iln) + let ilnum = iln + break + endif + endfor + if ilnum == 0 + " something went horribly wrong, give up + let ind = indent(lnum) + endif + let ind = indent(ilnum) + endif + + return ind +endfunction diff --git a/runtime/syntax/julia.vim b/runtime/syntax/julia.vim new file mode 100644 index 0000000000..2c2d36a97a --- /dev/null +++ b/runtime/syntax/julia.vim @@ -0,0 +1,550 @@ +" Vim syntax file +" Language: julia +" Maintainer: Carlo Baldassi +" Homepage: https://github.com/JuliaEditorSupport/julia-vim +" Last Change: 2013 feb 11 + +if version < 600 + syntax clear +elseif exists("b:current_syntax") + finish +endif + +let s:cpo_save = &cpo +set cpo&vim + +if version < 704 + " this is used to disable regex syntax like `\@3<=' + " on older vim versions + function! s:d(x) + return '' + endfunction +else + function! s:d(x) + return string(a:x) + endfunction +endif + +scriptencoding utf-8 + +let s:julia_spellcheck_strings = get(g:, "julia_spellcheck_strings", 0) +let s:julia_spellcheck_docstrings = get(g:, "julia_spellcheck_docstrings", 1) +let s:julia_spellcheck_comments = get(g:, "julia_spellcheck_comments", 1) + +let s:julia_highlight_operators = get(g:, "julia_highlight_operators", 1) + +" List of characters, up to \UFF, which cannot be used in identifiers. +" (It includes operator characters; we don't consider them identifiers.) +" This is used mostly in lookbehinds with `\@<=`, e.g. when we need to check +" that that we're not in the middle of an identifier. +" It doesn't include a few characters (spaces and all closing parentheses) +" because those may or may not be valid in the lookbehind on a case-by-case +" basis. +let s:nonid_chars = '\U00-\U08' . '\U0A-\U1F' + \ . '\U21-\U28' . '\U2A-\U2F' . '\U3A-\U40' . '\U5B-\U5E' . '\U60' . '\U7B\U7C' + \ . '\U7E-\UA1' . '\UA7\UA8' . '\UAB-\UAD' . '\UAF\UB1\UB4' . '\UB6-\UB8' . '\UBB\UBF' . '\UD7\UF7' + +" The complete list +let s:nonidS_chars = '[:space:])\U5D}' . s:nonid_chars + + +" List of all valid operator chars up to \UFF (NOTE: they must all be included +" in s:nonidS_chars, so that if we include that, then this is redundant) +" It does not include '!' since it can be used in an identifier. +" The list contains the following characters: '%&*+-/<=>\\^|~¬±×÷' +let s:op_chars = '\U25\U26\U2A\U2B\U2D\U2F\U3C-\U3E\U5C\U5E\U7C\U7E\UAC\UB1\UD7\UF7' + +" List of all valid operator chars above \UFF +" Written with ranges for performance reasons +" The list contains the following characters: '…⁝⅋←↑→↓↔↚↛↜↝↞↠↢↣↤↦↩↪↫↬↮↶↷↺↻↼↽⇀⇁⇄⇆⇇⇉⇋⇌⇍⇎⇏⇐⇒⇔⇚⇛⇜⇝⇠⇢⇴⇵⇶⇷⇸⇹⇺⇻⇼⇽⇾⇿∈∉∊∋∌∍∓∔∗∘∙√∛∜∝∤∥∦∧∨∩∪∷∸∺∻∽∾≀≁≂≃≄≅≆≇≈≉≊≋≌≍≎≏≐≑≒≓≔≕≖≗≘≙≚≛≜≝≞≟≠≡≢≣≤≥≦≧≨≩≪≫≬≭≮≯≰≱≲≳≴≵≶≷≸≹≺≻≼≽≾≿⊀⊁⊂⊃⊄⊅⊆⊇⊈⊉⊊⊋⊍⊎⊏⊐⊑⊒⊓⊔⊕⊖⊗⊘⊙⊚⊛⊜⊞⊟⊠⊡⊢⊣⊩⊬⊮⊰⊱⊲⊳⊴⊵⊶⊷⊻⊼⊽⋄⋅⋆⋇⋉⋊⋋⋌⋍⋎⋏⋐⋑⋒⋓⋕⋖⋗⋘⋙⋚⋛⋜⋝⋞⋟⋠⋡⋢⋣⋤⋥⋦⋧⋨⋩⋪⋫⋬⋭⋮⋯⋰⋱⋲⋳⋴⋵⋶⋷⋸⋹⋺⋻⋼⋽⋾⋿⌿▷⟂⟈⟉⟑⟒⟕⟖⟗⟰⟱⟵⟶⟷⟹⟺⟻⟼⟽⟾⟿⤀⤁⤂⤃⤄⤅⤆⤇⤈⤉⤊⤋⤌⤍⤎⤏⤐⤑⤒⤓⤔⤕⤖⤗⤘⤝⤞⤟⤠⥄⥅⥆⥇⥈⥉⥊⥋⥌⥍⥎⥏⥐⥑⥒⥓⥔⥕⥖⥗⥘⥙⥚⥛⥜⥝⥞⥟⥠⥡⥢⥣⥤⥥⥦⥧⥨⥩⥪⥫⥬⥭⥮⥯⥰⦷⦸⦼⦾⦿⧀⧁⧡⧣⧤⧥⧴⧶⧷⧺⧻⨇⨈⨝⨟⨢⨣⨤⨥⨦⨧⨨⨩⨪⨫⨬⨭⨮⨰⨱⨲⨳⨴⨵⨶⨷⨸⨹⨺⨻⨼⨽⩀⩁⩂⩃⩄⩅⩊⩋⩌⩍⩎⩏⩐⩑⩒⩓⩔⩕⩖⩗⩘⩚⩛⩜⩝⩞⩟⩠⩡⩢⩣⩦⩧⩪⩫⩬⩭⩮⩯⩰⩱⩲⩳⩴⩵⩶⩷⩸⩹⩺⩻⩼⩽⩾⩿⪀⪁⪂⪃⪄⪅⪆⪇⪈⪉⪊⪋⪌⪍⪎⪏⪐⪑⪒⪓⪔⪕⪖⪗⪘⪙⪚⪛⪜⪝⪞⪟⪠⪡⪢⪣⪤⪥⪦⪧⪨⪩⪪⪫⪬⪭⪮⪯⪰⪱⪲⪳⪴⪵⪶⪷⪸⪹⪺⪻⪼⪽⪾⪿⫀⫁⫂⫃⫄⫅⫆⫇⫈⫉⫊⫋⫌⫍⫎⫏⫐⫑⫒⫓⫔⫕⫖⫗⫘⫙⫛⫷⫸⫹⫺⬰⬱⬲⬳⬴⬵⬶⬷⬸⬹⬺⬻⬼⬽⬾⬿⭀⭁⭂⭃⭄⭇⭈⭉⭊⭋⭌￩￪￫￬' +let s:op_chars_wc = '\U2026\U205D\U214B\U2190-\U2194\U219A-\U219E\U21A0\U21A2-\U21A4\U21A6\U21A9-\U21AC\U21AE\U21B6\U21B7\U21BA-\U21BD\U21C0\U21C1\U21C4\U21C6\U21C7\U21C9\U21CB-\U21D0\U21D2\U21D4\U21DA-\U21DD\U21E0\U21E2\U21F4-\U21FF\U2208-\U220D\U2213\U2214\U2217-\U221D\U2224-\U222A\U2237\U2238\U223A\U223B\U223D\U223E\U2240-\U228B\U228D-\U229C\U229E-\U22A3\U22A9\U22AC\U22AE\U22B0-\U22B7\U22BB-\U22BD\U22C4-\U22C7\U22C9-\U22D3\U22D5-\U22FF\U233F\U25B7\U27C2\U27C8\U27C9\U27D1\U27D2\U27D5-\U27D7\U27F0\U27F1\U27F5-\U27F7\U27F9-\U27FF\U2900-\U2918\U291D-\U2920\U2944-\U2970\U29B7\U29B8\U29BC\U29BE-\U29C1\U29E1\U29E3-\U29E5\U29F4\U29F6\U29F7\U29FA\U29FB\U2A07\U2A08\U2A1D\U2A1F\U2A22-\U2A2E\U2A30-\U2A3D\U2A40-\U2A45\U2A4A-\U2A58\U2A5A-\U2A63\U2A66\U2A67\U2A6A-\U2AD9\U2ADB\U2AF7-\U2AFA\U2B30-\U2B44\U2B47-\U2B4C\UFFE9-\UFFEC' + +" Full operators regex +let s:operators = '\%(' . '\.\%([-+*/^÷%|&⊻]\|//\|\\\|>>\|>>>\?\)\?=' . + \ '\|' . '[:<>]=\|||\|&&\||>\|<|\|[<>:]:\|<<\|>>>\?\|//\|[-=]>\|\.\.\.\?' . + \ '\|' . '\.\?[!' . s:op_chars . s:op_chars_wc . ']' . + \ '\)' + + +" Characters that can be used to start an identifier. Above \UBF we don't +" bother checking. (If a UTF8 operator is used, it will take precedence anyway.) +let s:id_charsH = '\%([A-Za-z_\UA2-\UA6\UA9\UAA\UAE\UB0\UB5\UBA]\|[^\U00-\UBF]\)' +" Characters that can appear in an identifier, starting in 2nd position. Above +" \UBF we check for operators since we need to stop the identifier if one +" appears. We don't check for invalid characters though. +let s:id_charsW = '\%([0-9A-Za-z_!\UA2-\UA6\UA9\UAA\UAE-\UB0\UB2-\UB5\UB8-\UBA\UBC-\UBE]\|[^\U00-\UBF]\@=[^' . s:op_chars_wc . ']\)' + +" A valid julia identifier, more or less +let s:idregex = '\%(' . s:id_charsH . s:id_charsW . '*\)' + + + +syn case match + +syntax cluster juliaExpressions contains=@juliaParItems,@juliaStringItems,@juliaKeywordItems,@juliaBlocksItems,@juliaTypesItems,@juliaConstItems,@juliaMacroItems,@juliaSymbolItems,@juliaOperatorItems,@juliaNumberItems,@juliaCommentItems,@juliaErrorItems,@juliaSyntaxRegions +syntax cluster juliaExprsPrintf contains=@juliaExpressions,@juliaPrintfItems +syntax cluster juliaExprsNodot contains=@juliaParItems,@juliaStringItems,@juliaMacroItems,@juliaSymbolItems,@juliaOperatorItems,@juliaCommentItems,juliaIdSymbol + +syntax cluster juliaParItems contains=juliaParBlock,juliaSqBraIdxBlock,juliaSqBraBlock,juliaCurBraBlock,juliaQuotedParBlock,juliaQuotedQMarkPar +syntax cluster juliaKeywordItems contains=juliaKeyword,juliaWhereKeyword,juliaImportLine,juliaInfixKeyword,juliaRepKeyword +syntax cluster juliaBlocksItems contains=juliaConditionalBlock,juliaWhileBlock,juliaForBlock,juliaBeginBlock,juliaFunctionBlock,juliaMacroBlock,juliaQuoteBlock,juliaTypeBlock,juliaImmutableBlock,juliaExceptionBlock,juliaLetBlock,juliaDoBlock,juliaModuleBlock,juliaStructBlock,juliaMutableStructBlock,juliaAbstractBlock,juliaPrimitiveBlock +syntax cluster juliaTypesItems contains=juliaBaseTypeBasic,juliaBaseTypeNum,juliaBaseTypeC,juliaBaseTypeError,juliaBaseTypeIter,juliaBaseTypeString,juliaBaseTypeArray,juliaBaseTypeDict,juliaBaseTypeSet,juliaBaseTypeIO,juliaBaseTypeProcess,juliaBaseTypeRange,juliaBaseTypeRegex,juliaBaseTypeFact,juliaBaseTypeFact,juliaBaseTypeSort,juliaBaseTypeRound,juliaBaseTypeSpecial,juliaBaseTypeRandom,juliaBaseTypeDisplay,juliaBaseTypeTime,juliaBaseTypeOther + +syntax cluster juliaConstItems contains=juliaConstNum,juliaConstBool,juliaConstEnv,juliaConstMMap,juliaConstC,juliaConstGeneric,juliaConstIO,juliaPossibleEuler + +syntax cluster juliaMacroItems contains=juliaPossibleMacro,juliaDollarVar,juliaDollarPar,juliaDollarSqBra +syntax cluster juliaSymbolItems contains=juliaPossibleSymbol +syntax cluster juliaNumberItems contains=juliaNumbers +syntax cluster juliaStringItems contains=juliaChar,juliaString,juliabString,juliasString,juliaShellString,juliaDocString,juliaRegEx +syntax cluster juliaPrintfItems contains=juliaPrintfParBlock,juliaPrintfString +syntax cluster juliaOperatorItems contains=juliaOperator,juliaRangeOperator,juliaCTransOperator,juliaTernaryRegion,juliaColon,juliaSemicolon,juliaComma +syntax cluster juliaCommentItems contains=juliaCommentL,juliaCommentM +syntax cluster juliaErrorItems contains=juliaErrorPar,juliaErrorEnd,juliaErrorElse,juliaErrorCatch,juliaErrorFinally + +syntax cluster juliaSyntaxRegions contains=juliaIdSymbol,juliaTypeOperatorR2,juliaTypeOperatorR3,juliaWhereR,juliaDotted + +syntax cluster juliaSpellcheckStrings contains=@spell +syntax cluster juliaSpellcheckDocStrings contains=@spell +syntax cluster juliaSpellcheckComments contains=@spell + +if !s:julia_spellcheck_docstrings + syntax cluster juliaSpellcheckDocStrings remove=@spell +endif +if !s:julia_spellcheck_strings + syntax cluster juliaSpellcheckStrings remove=@spell +endif +if !s:julia_spellcheck_comments + syntax cluster juliaSpellcheckComments remove=@spell +endif + +syntax match juliaSemicolon display ";" +syntax match juliaComma display "," +syntax match juliaColon display ":" + +" A dot can introduce a sort of 'environment' such that words after it are not +" recognized as keywords. This has low precedence so that it can be overridden +" by operators +syntax match juliaDotted transparent "\.\s*[^])}.]" contains=@juliaExprsNodot +syntax match juliaDottedT contained transparent "\.\s*[^])}.]" contains=@juliaExprsNodot,juliaType + +syntax match juliaErrorPar display "[])}]" +syntax match juliaErrorEnd display "\" +syntax match juliaErrorElse display "\<\%(else\|elseif\)\>" +syntax match juliaErrorCatch display "\" +syntax match juliaErrorFinally display "\" +syntax match juliaErrorSemicol display contained ";" + +syntax region juliaParBlock matchgroup=juliaParDelim start="(" end=")" contains=@juliaExpressions,juliaComprehensionFor +syntax region juliaParBlockInRange matchgroup=juliaParDelim contained start="(" end=")" contains=@juliaExpressions,juliaParBlockInRange,juliaRangeKeyword,juliaComprehensionFor +syntax region juliaSqBraIdxBlock matchgroup=juliaParDelim start="\[" end="\]" contains=@juliaExpressions,juliaParBlockInRange,juliaRangeKeyword,juliaComprehensionFor,juliaSymbolS,juliaQuotedParBlockS,juliaQuotedQMarkParS +exec 'syntax region juliaSqBraBlock matchgroup=juliaParDelim start="\%(^\|\s\|' . s:operators . '\)\@'.s:d(3).'<=\[" end="\]" contains=@juliaExpressions,juliaComprehensionFor,juliaSymbolS,juliaQuotedParBlockS,juliaQuotedQMarkParS' +syntax region juliaCurBraBlock matchgroup=juliaParDelim start="{" end="}" contains=juliaType,juliaDottedT,@juliaExpressions + +exec 'syntax match juliaType contained "\%(' . s:idregex . '\.\)*\zs' . s:idregex . '"' + +" This is a generic identifier followed by some symbol, either a type +" operator (<: or >:), or an open parenthesis, or an open curly bracket. +" It's used to recognize one of the contained regions looking for identifiers +" only once. Once recognized, those regions no longer need to use the +" expensive s:idregex. +exec 'syntax match juliaIdSymbol transparent "' . s:idregex . '\%(\s*[<>]:\|\.\?(\|{\|\"\)\@=" contains=juliaFunctionCall,juliaParamType,juliaStringPrefixed,juliaTypeOperatorR1' + +syntax match juliaFunctionCall contained "[^{([:space:]<>\"]\+(\@=" nextgroup=juliaParBlock + +exec 'syntax match juliaFunctionDef contained transparent "\%(\<\%(function\|macro\)\)\@'.s:d(8).'<=\s\+\zs' . s:idregex . '\%(\.' . s:idregex . '\)*\ze\s*\%((\|\send\>\|$\)" contains=juliaFunctionName' +exec 'syntax match juliaFunctionName contained "\%(\<\%(function\|macro\)\s\+\)\@'.s:d(20).'<=\%(' . s:idregex . '\.\)*\zs' . s:idregex . '"' + +exec 'syntax match juliaStructR contained transparent "\%(\<\%(\%(mutable\s\+\)\?struct\|\%(abstract\|primitive\)\s\+type\)\s\+\)\@'.s:d(20).'<=\%(' . s:idregex . '\.\)*' . s:idregex . '\>\(\s*(\)\@!" contains=juliaType' + +syntax match juliaKeyword display "\<\%(return\|local\|global\|const\)\>" +syntax match juliaInfixKeyword display "\%(=\s*\)\@\S\@!\%(\s*=\)\@!" + +" The import/export/using keywords introduce a sort of special parsing +" environment with its own rules +exec 'syntax region juliaImportLine matchgroup=juliaKeyword excludenl start="\<\%(import\|using\|export\)\>" skip="\%(\%(\<\%(import\|using\|export\)\>\)\|^\)\@'.s:d(6).'<=$" end="$" end="\%([])}]\)\@=" contains=@juliaExpressions,juliaAsKeyword,@juliaContinuationItems,juliaMacroName' +syntax match juliaAsKeyword display contained "\" + +syntax match juliaRepKeyword display "\<\%(break\|continue\)\>" +syntax region juliaConditionalBlock matchgroup=juliaConditional start="\" end="\" contains=@juliaExpressions,juliaConditionalEIBlock,juliaConditionalEBlock fold +syntax region juliaConditionalEIBlock matchgroup=juliaConditional transparent contained start="\" end="\<\%(end\|else\|elseif\)\>"me=s-1 contains=@juliaExpressions,juliaConditionalEIBlock,juliaConditionalEBlock +syntax region juliaConditionalEBlock matchgroup=juliaConditional transparent contained start="\" end="\"me=s-1 contains=@juliaExpressions +syntax region juliaWhileBlock matchgroup=juliaRepeat start="\" end="\" contains=@juliaExpressions fold +syntax region juliaForBlock matchgroup=juliaRepeat start="\" end="\" contains=@juliaExpressions,juliaOuter fold +syntax region juliaBeginBlock matchgroup=juliaBlKeyword start="\" end="\" contains=@juliaExpressions fold +syntax region juliaFunctionBlock matchgroup=juliaBlKeyword start="\" end="\" contains=@juliaExpressions,juliaFunctionDef fold +syntax region juliaMacroBlock matchgroup=juliaBlKeyword start="\" end="\" contains=@juliaExpressions,juliaFunctionDef fold +syntax region juliaQuoteBlock matchgroup=juliaBlKeyword start="\" end="\" contains=@juliaExpressions fold +syntax region juliaStructBlock matchgroup=juliaBlKeyword start="\" end="\" contains=@juliaExpressions,juliaStructR fold +syntax region juliaMutableStructBlock matchgroup=juliaBlKeyword start="\" end="\" contains=@juliaExpressions,juliaStructR fold +syntax region juliaLetBlock matchgroup=juliaBlKeyword start="\" end="\" contains=@juliaExpressions fold +syntax region juliaDoBlock matchgroup=juliaBlKeyword start="\" end="\" contains=@juliaExpressions fold +syntax region juliaModuleBlock matchgroup=juliaBlKeyword start="\<\%(bare\)\?module\>" end="\" contains=@juliaExpressions fold +syntax region juliaExceptionBlock matchgroup=juliaException start="\" end="\" contains=@juliaExpressions,juliaCatchBlock,juliaFinallyBlock fold +syntax region juliaCatchBlock matchgroup=juliaException transparent contained start="\" end="\"me=s-1 contains=@juliaExpressions,juliaFinallyBlock +syntax region juliaFinallyBlock matchgroup=juliaException transparent contained start="\" end="\"me=s-1 contains=@juliaExpressions +syntax region juliaAbstractBlock matchgroup=juliaBlKeyword start="\" end="\" fold contains=@juliaExpressions,juliaStructR +syntax region juliaPrimitiveBlock matchgroup=juliaBlKeyword start="\" end="\" fold contains=@juliaExpressions,juliaStructR + +exec 'syntax region juliaComprehensionFor matchgroup=juliaComprehensionFor transparent contained start="\%([^[:space:],;:({[]\_s*\)\@'.s:d(80).'<=\" end="\ze[]);]" contains=@juliaExpressions,juliaComprehensionIf,juliaComprehensionFor' +syntax match juliaComprehensionIf contained "\" + +exec 'syntax match juliaOuter contained "\"' + +syntax match juliaRangeKeyword contained "\<\%(begin\|end\)\>" + +syntax match juliaBaseTypeBasic display "\<\%(\%(N\|Named\)\?Tuple\|Symbol\|Function\|Union\%(All\)\?\|Type\%(Name\|Var\)\?\|Any\|ANY\|Vararg\|Ptr\|Exception\|Module\|Expr\|DataType\|\%(LineNumber\|Quote\)Node\|\%(Weak\|Global\)\?Ref\|Method\|Pair\|Val\|Nothing\|Some\|Missing\)\>" +syntax match juliaBaseTypeNum display "\<\%(U\?Int\%(8\|16\|32\|64\|128\)\?\|Float\%(16\|32\|64\)\|Complex\|Bool\|Char\|Number\|Signed\|Unsigned\|Integer\|AbstractFloat\|Real\|Rational\|\%(Abstract\)\?Irrational\|Enum\|BigInt\|BigFloat\|MathConst\|ComplexF\%(16\|32\|64\)\)\>" +syntax match juliaBaseTypeC display "\<\%(FileOffset\|C\%(u\?\%(char\|short\|int\|long\(long\)\?\|w\?string\)\|float\|double\|\%(ptrdiff\|s\?size\|wchar\|off\|u\?intmax\)_t\|void\)\)\>" +syntax match juliaBaseTypeError display "\<\%(\%(Bounds\|Divide\|Domain\|\%(Stack\)\?Overflow\|EOF\|Undef\%(Ref\|Var\)\|System\|Type\|Parse\|Argument\|Key\|Load\|Method\|Inexact\|OutOfMemory\|Init\|Assertion\|ReadOnlyMemory\|StringIndex\)Error\|\%(Interrupt\|Error\|ProcessExited\|Captured\|Composite\|InvalidState\|Missing\|\%(Process\|Task\)Failed\)Exception\|DimensionMismatch\|SegmentationFault\)\>" +syntax match juliaBaseTypeIter display "\<\%(EachLine\|Enumerate\|Cartesian\%(Index\|Range\)\|LinSpace\|CartesianIndices\)\>" +syntax match juliaBaseTypeString display "\<\%(DirectIndex\|Sub\|Rep\|Rev\|Abstract\|Substitution\)\?String\>" +syntax match juliaBaseTypeArray display "\<\%(\%(Sub\)\?Array\|\%(Abstract\|Dense\|Strided\)\?\%(Array\|Matrix\|Vec\%(tor\|OrMat\)\)\|SparseMatrixCSC\|\%(AbstractSparse\|Bit\|Shared\)\%(Array\|Vector\|Matrix\)\|\%\(D\|Bid\|\%(Sym\)\?Trid\)iagonal\|Hermitian\|Symmetric\|UniformScaling\|\%(Lower\|Upper\)Triangular\|\%(Sparse\|Row\)Vector\|VecElement\|Conj\%(Array\|Matrix\|Vector\)\|Index\%(Cartesian\|Linear\|Style\)\|PermutedDimsArray\|Broadcasted\|Adjoint\|Transpose\|LinearIndices\)\>" +syntax match juliaBaseTypeDict display "\<\%(WeakKey\|Id\|Abstract\)\?Dict\>" +syntax match juliaBaseTypeSet display "\<\%(\%(Abstract\|Bit\)\?Set\)\>" +syntax match juliaBaseTypeIO display "\<\%(IO\%(Stream\|Buffer\|Context\)\?\|RawFD\|StatStruct\|FileMonitor\|PollingFileWatcher\|Timer\|Base64\%(Decode\|Encode\)Pipe\|\%(UDP\|TCP\)Socket\|\%(Abstract\)\?Channel\|BufferStream\|ReentrantLock\|GenericIOBuffer\)\>" +syntax match juliaBaseTypeProcess display "\<\%(Pipe\|Cmd\|PipeBuffer\)\>" +syntax match juliaBaseTypeRange display "\<\%(Dims\|RangeIndex\|\%(Abstract\|Lin\|Ordinal\|Step\|\%(Abstract\)\?Unit\)Range\|Colon\|ExponentialBackOff\|StepRangeLen\)\>" +syntax match juliaBaseTypeRegex display "\" +syntax match juliaBaseTypeFact display "\<\%(Factorization\|BunchKaufman\|\%(Cholesky\|QR\)\%(Pivoted\)\?\|\%(Generalized\)\?\%(Eigen\|SVD\|Schur\)\|Hessenberg\|LDLt\|LQ\|LU\)\>" +syntax match juliaBaseTypeSort display "\<\%(Insertion\|\(Partial\)\?Quick\|Merge\)Sort\>" +syntax match juliaBaseTypeRound display "\" +syntax match juliaBaseTypeSpecial display "\<\%(LocalProcess\|ClusterManager\)\>" +syntax match juliaBaseTypeRandom display "\<\%(AbstractRNG\|MersenneTwister\|RandomDevice\)\>" +syntax match juliaBaseTypeDisplay display "\<\%(Text\(Display\)\?\|\%(Abstract\)\?Display\|MIME\|HTML\)\>" +syntax match juliaBaseTypeTime display "\<\%(Date\%(Time\)\?\|DateFormat\)\>" +syntax match juliaBaseTypeOther display "\<\%(RemoteRef\|Task\|Condition\|VersionNumber\|IPv[46]\|SerializationState\|WorkerConfig\|Future\|RemoteChannel\|IPAddr\|Stack\%(Trace\|Frame\)\|\(Caching\|Worker\)Pool\|AbstractSerializer\)\>" + +syntax match juliaConstNum display "\%(\<\%(\%(NaN\|Inf\)\%(16\|32\|64\)\?\|pi\|π\)\>\)" +" Note: recognition of ℯ, which Vim does not consider a valid identifier, is +" complicated. We detect possible uses by just looking for the character (for +" performance) and then check that it's actually used by its own. +" (This also tries to detect preceding number constants; it does so in a crude +" way.) +syntax match juliaPossibleEuler "ℯ" contains=juliaEuler +exec 'syntax match juliaEuler contained "\%(\%(^\|[' . s:nonidS_chars . s:op_chars_wc . ']\)\%(.\?[0-9][.0-9eEf_]*\d\)\?\)\@'.s:d(80).'<=ℯ\ze[' . s:nonidS_chars . s:op_chars_wc . ']"' +syntax match juliaConstBool display "\<\%(true\|false\)\>" +syntax match juliaConstEnv display "\<\%(ARGS\|ENV\|ENDIAN_BOM\|LOAD_PATH\|VERSION\|PROGRAM_FILE\|DEPOT_PATH\)\>" +syntax match juliaConstIO display "\<\%(std\%(out\|in\|err\)\|devnull\)\>" +syntax match juliaConstC display "\<\%(C_NULL\)\>" +syntax match juliaConstGeneric display "\<\%(nothing\|Main\|undef\|missing\)\>" + +syntax match juliaParamType contained "[^{([:space:]<>\"]\+\ze{" nextgroup=juliaCurBraBlock + +syntax match juliaPossibleMacro transparent "@" contains=juliaMacroCall,juliaMacroCallP,juliaPrintfMacro,juliaDocMacro,juliaDocMacroPre + +exec 'syntax match juliaMacro contained "@' . s:idregex . '\%(\.' . s:idregex . '\)*"' +syntax match juliaMacro contained "@[!.~$%^*/\\|<>+-]\ze[^0-9]" +exec 'syntax region juliaMacroCall contained transparent start="\(@' . s:idregex . '\%(\.' . s:idregex . '\)*\)\@=\1\%([^(]\|$\)" end="\ze\%([])};#]\|$\|\\|\\)" contains=@juliaExpressions,juliaMacro,juliaSymbolS,juliaQuotedParBlockS' +exec 'syntax region juliaMacroCall contained transparent start="\(@.\)\@=\1\%([^(]\|$\)" end="\ze\%([])};#]\|$\|\\|\\)" contains=@juliaExpressions,juliaMacro,juliaSymbolS,juliaQuotedParBlockS' +exec 'syntax region juliaMacroCallP contained transparent start="@' . s:idregex . '\%(\.' . s:idregex . '\)*(" end=")\@'.s:d(1).'<=" contains=juliaMacro,juliaParBlock' +exec 'syntax region juliaMacroCallP contained transparent start="@.(" end=")\@'.s:d(1).'<=" contains=juliaMacro,juliaParBlock' + +exec 'syntax match juliaNumbers transparent "\%(^\|[' . s:nonidS_chars . s:op_chars_wc . ']\)\@'.s:d(1).'<=\d\|\.\d\|im\>" contains=juliaNumber,juliaFloat,juliaComplexUnit' + +"integer regexes +let s:dec_regex = '\d\%(_\?\d\)*\%(\>\|im\>\|\ze\D\)' +let s:hex_regex = '0x\x\%(_\?\x\)*\%(\>\|im\>\|\ze\X\)' +let s:bin_regex = '0b[01]\%(_\?[01]\)*\%(\>\|im\>\|\ze[^01]\)' +let s:oct_regex = '0o\o\%(_\?\o\)*\%(\>\|im\>\|\ze\O\)' + +let s:int_regex = '\%(' . s:hex_regex . + \ '\|' . s:bin_regex . + \ '\|' . s:oct_regex . + \ '\|' . s:dec_regex . + \ '\)' + +"floating point regexes +" starting with a dot, optional exponent +let s:float_regex1 = '\.\d\%(_\?\d\)*\%([eEf][-+]\?\d\+\)\?\%(\>\|im\>\|\ze\D\)' +" with dot, optional exponent +let s:float_regex2 = '\d\%(_\?\d\)*\.\%(\d\%(_\?\d\)*\)\?\%([eEf][-+]\?\d\+\)\?\%(\>\|im\>\|\ze\D\)' +" without dot, with exponent +let s:float_regex3 = '\d\%(_\?\d\)*[eEf][-+]\?\d\+\%(\>\|im\>\|\ze\D\)' + +"hex floating point numbers +" starting with a dot +let s:hexfloat_regex1 = '0x\.\%\(\x\%(_\?\x\)*\)\?[pP][-+]\?\d\+\%(\>\|im\>\|\ze\X\)' +" starting with a digit +let s:hexfloat_regex2 = '0x\x\%(_\?\x\)*\%\(\.\%\(\x\%(_\?\x\)*\)\?\)\?[pP][-+]\?\d\+\%(\>\|im\>\|\ze\X\)' + +let s:float_regex = '\%(' . s:float_regex3 . + \ '\|' . s:float_regex2 . + \ '\|' . s:float_regex1 . + \ '\|' . s:hexfloat_regex2 . + \ '\|' . s:hexfloat_regex1 . + \ '\)' + +exec 'syntax match juliaNumber contained "' . s:int_regex . '" contains=juliaComplexUnit' +exec 'syntax match juliaFloat contained "' . s:float_regex . '" contains=juliaComplexUnit' +syntax match juliaComplexUnit display contained "\" + +syntax match juliaRangeOperator display ":" +exec 'syntax match juliaOperator "' . s:operators . '"' + +exec 'syntax region juliaTernaryRegion matchgroup=juliaTernaryOperator start="\s\zs?\ze\s" skip="\%(:\(:\|[^:[:space:]'."'".'"({[]\+\s*\ze:\)\|\%(?\s*\)\@'.s:d(6).'<=:(\)" end=":" contains=@juliaExpressions,juliaErrorSemicol' + +let s:interp_dollar = '\([' . s:nonidS_chars . s:op_chars_wc . '!]\|^\)\@'.s:d(1).'<=\$' + +exec 'syntax match juliaDollarVar display contained "' . s:interp_dollar . s:idregex . '"' +exec 'syntax region juliaDollarPar matchgroup=juliaDollarVar contained start="' .s:interp_dollar . '(" end=")" contains=@juliaExpressions' +exec 'syntax region juliaDollarSqBra matchgroup=juliaDollarVar contained start="' .s:interp_dollar . '\[" end="\]" contains=@juliaExpressions,juliaComprehensionFor,juliaSymbolS,juliaQuotedParBlockS' + +syntax match juliaChar "'\\\?.'" contains=juliaSpecialChar +syntax match juliaChar display "'\\\o\{3\}'" contains=juliaOctalEscapeChar +syntax match juliaChar display "'\\x\x\{2\}'" contains=juliaHexEscapeChar +syntax match juliaChar display "'\\u\x\{1,4\}'" contains=juliaUniCharSmall +syntax match juliaChar display "'\\U\x\{1,8\}'" contains=juliaUniCharLarge + +exec 'syntax match juliaCTransOperator "[[:space:]}' . s:nonid_chars . s:op_chars_wc . '!]\@'.s:d(1).'"]\+\z("\(""\)\?\)+ skip=+\%(\\\\\)*\\"+ end=+\z1+ contains=@juliaSpecialCharsRaw +syntax region juliabString matchgroup=juliaStringDelim start=+\\"]\+\%(\s*[<>]:\)\@=" + +" force precedence over Symbols +syntax match juliaTypeOperator contained "[<>:]:" +exec 'syntax match juliaTypeOperatorR2 transparent "[<>:]:\s*\%(' . s:idregex . '\.\)*' . s:idregex . '" contains=juliaTypeOperator,juliaType,juliaDottedT,@juliaExpressions nextgroup=juliaTypeOperator' +syntax match juliaIsaKeyword contained "\" +exec 'syntax match juliaTypeOperatorR3 transparent "\" +exec 'syntax match juliaWhereR transparent "\