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julia-mode.el
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;;; julia-mode.el --- Major mode for editing Julia source code
;; Copyright (C) 2009-2014 Julia contributors
;; URL: https://github.com/JuliaLang/julia
;; Version: 0.3
;; Keywords: languages
;;; Usage:
;; Put the following code in your .emacs, site-load.el, or other relevant file
;; (add-to-list 'load-path "path-to-julia-mode")
;; (require 'julia-mode)
;;; Commentary:
;; This is the official Emacs mode for editing Julia programs.
;;; License:
;; Permission is hereby granted, free of charge, to any person obtaining
;; a copy of this software and associated documentation files (the
;; "Software"), to deal in the Software without restriction, including
;; without limitation the rights to use, copy, modify, merge, publish,
;; distribute, sublicense, and/or sell copies of the Software, and to
;; permit persons to whom the Software is furnished to do so, subject to
;; the following conditions:
;;
;; The above copyright notice and this permission notice shall be
;; included in all copies or substantial portions of the Software.
;;
;; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
;; EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
;; MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
;; NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
;; LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
;; OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
;; WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
;;; Code:
;; We can't use cl-lib whilst supporting Emacs 23 users who don't use
;; ELPA.
(with-no-warnings
(require 'cl)) ;; incf, decf, plusp
(defvar julia-mode-hook nil)
(defgroup julia ()
"Major mode for the julia programming language."
:group 'languages
:prefix "julia-")
(defcustom julia-indent-offset 4
"Number of spaces per indentation level."
:type 'integer
:group 'julia)
(defface julia-macro-face
'((t :inherit font-lock-preprocessor-face))
"Face for Julia macro invocations."
:group 'julia-mode)
(defface julia-quoted-symbol-face
'((t :inherit font-lock-preprocessor-face))
"Face for quoted Julia symbols, e.g. :foo."
:group 'julia-mode)
;;;###autoload
(add-to-list 'auto-mode-alist '("\\.jl\\'" . julia-mode))
;; define ignore-errors macro if it isn't present
;; (necessary for emacs 22 compatibility)
(when (not (fboundp 'ignore-errors))
(defmacro ignore-errors (body) `(condition-case nil ,body (error nil))))
(defun julia--regexp-opt (strings &optional paren)
"Emacs 23 provides `regexp-opt', but it does not support PAREN taking the value 'symbols.
This function provides equivalent functionality, but makes no efforts to optimise the regexp."
(cond
((>= emacs-major-version 24)
(regexp-opt strings paren))
((not (eq paren 'symbols))
(regexp-opt strings paren))
((null strings)
"")
('t
(rx-to-string `(seq symbol-start (or ,@strings) symbol-end)))))
(defvar julia-mode-syntax-table
(let ((table (make-syntax-table)))
(modify-syntax-entry ?_ "_" table)
(modify-syntax-entry ?@ "_" table)
(modify-syntax-entry ?! "_" table)
(modify-syntax-entry ?# "< 14" table) ; # single-line and multiline start
(modify-syntax-entry ?= ". 23bn" table)
(modify-syntax-entry ?\n ">" table) ; \n single-line comment end
(modify-syntax-entry ?\{ "(} " table)
(modify-syntax-entry ?\} "){ " table)
(modify-syntax-entry ?\[ "(] " table)
(modify-syntax-entry ?\] ")[ " table)
(modify-syntax-entry ?\( "() " table)
(modify-syntax-entry ?\) ")( " table)
;; Here, we treat ' as punctuation (when it's used for transpose),
;; see our use of `julia-char-regex' for handling ' as a character
;; delimiter
(modify-syntax-entry ?' "." table)
(modify-syntax-entry ?\" "\"" table)
(modify-syntax-entry ?` "\"" table)
(modify-syntax-entry ?. "." table)
(modify-syntax-entry ?? "." table)
(modify-syntax-entry ?$ "." table)
(modify-syntax-entry ?& "." table)
(modify-syntax-entry ?* "." table)
(modify-syntax-entry ?/ "." table)
(modify-syntax-entry ?+ "." table)
(modify-syntax-entry ?- "." table)
(modify-syntax-entry ?< "." table)
(modify-syntax-entry ?> "." table)
(modify-syntax-entry ?% "." table)
(modify-syntax-entry ?\\ "." table)
table)
"Syntax table for `julia-mode'.")
(eval-when-compile
(defconst julia-char-regex
(rx (or (any "-" ";" "\\" "^" "!" "|" "?" "*" "<" "%" "," "=" ">" "+" "/" "&" "$" "~" ":")
(syntax open-parenthesis)
(syntax whitespace)
bol)
(group "'")
(group
(or (repeat 0 8 (not (any "'"))) (not (any "\\"))
"\\\\"))
(group "'"))))
(defconst julia-hanging-operator-regexp
;; taken from julia-parser.scm
(concat "^[^#\n]+ "
(regexp-opt
'( ;; conditional
"?"
;; assignment
"=" ":=" "+=" "-=" "*=" "/=" "//=" ".//=" ".*=" "./=" "\\=" ".\\="
"^=" ".^=" "÷=" ".÷=" "%=" ".%=" "|=" "&=" "$=" "=>" "<<=" ">>="
">>>=" "~" ".+=" ".-="
;; arrow
"--" "-->" "←" "→" "↔" "↚" "↛" "↠" "↣" "↦" "↮" "⇎" "⇏" "⇒" "⇔" "⇴"
"⇶" "⇷" "⇸" "⇹" "⇺" "⇻" "⇼" "⇽" "⇾" "⇿" "⟵" "⟶" "⟷" "⟷" "⟹"
"⟺" "⟻" "⟼" "⟽" "⟾" "⟿" "⤀" "⤁" "⤂" "⤃" "⤄" "⤅" "⤆" "⤇" "⤌"
"⤍" "⤎" "⤏" "⤐" "⤑" "⤔" "⤕" "⤖" "⤗" "⤘" "⤝" "⤞" "⤟" "⤠" "⥄" "⥅"
"⥆" "⥇" "⥈" "⥊" "⥋" "⥎" "⥐" "⥒" "⥓" "⥖" "⥗" "⥚" "⥛" "⥞" "⥟" "⥢"
"⥤" "⥦" "⥧" "⥨" "⥩" "⥪" "⥫" "⥬" "⥭" "⥰" "⧴" "⬱" "⬰" "⬲" "⬳" "⬴"
"⬵" "⬶" "⬷" "⬸" "⬹" "⬺" "⬻" "⬼" "⬽" "⬾" "⬿" "⭀" "⭁" "⭂" "⭃" "⭄"
"⭇" "⭈" "⭉" "⭊" "⭋" "⭌" "￩" "￫"
;; or and and
"&&" "||"
;; comparison
">" "<" ">=" "≥" "<=" "≤" "==" "===" "≡" "!=" "≠" "!==" "≢" ".>"
".<" ".>=" ".≥" ".<=" ".≤" ".==" ".!=" ".≠" ".=" ".!" "<:" ">:" "∈"
"∉" "∋" "∌" "⊆" "⊈" "⊂" "⊄" "⊊" "∝" "∊" "∍" "∥" "∦" "∷" "∺" "∻" "∽"
"∾" "≁" "≃" "≄" "≅" "≆" "≇" "≈" "≉" "≊" "≋" "≌" "≍" "≎" "≐" "≑" "≒"
"≓" "≔" "≕" "≖" "≗" "≘" "≙" "≚" "≛" "≜" "≝" "≞" "≟" "≣" "≦" "≧" "≨"
"≩" "≪" "≫" "≬" "≭" "≮" "≯" "≰" "≱" "≲" "≳" "≴" "≵" "≶" "≷" "≸" "≹"
"≺" "≻" "≼" "≽" "≾" "≿" "⊀" "⊁" "⊃" "⊅" "⊇" "⊉" "⊋" "⊏" "⊐" "⊑" "⊒"
"⊜" "⊩" "⊬" "⊮" "⊰" "⊱" "⊲" "⊳" "⊴" "⊵" "⊶" "⊷" "⋍" "⋐" "⋑" "⋕" "⋖"
"⋗" "⋘" "⋙" "⋚" "⋛" "⋜" "⋝" "⋞" "⋟" "⋠" "⋡" "⋢" "⋣" "⋤" "⋥" "⋦" "⋧"
"⋨" "⋩" "⋪" "⋫" "⋬" "⋭" "⋲" "⋳" "⋴" "⋵" "⋶" "⋷" "⋸" "⋹" "⋺" "⋻" "⋼"
"⋽" "⋾" "⋿" "⟈" "⟉" "⟒" "⦷" "⧀" "⧁" "⧡" "⧣" "⧤" "⧥" "⩦" "⩧" "⩪" "⩫"
"⩬" "⩭" "⩮" "⩯" "⩰" "⩱" "⩲" "⩳" "⩴" "⩵" "⩶" "⩷" "⩸" "⩹" "⩺" "⩻" "⩼"
"⩽" "⩾" "⩿" "⪀" "⪁" "⪂" "⪃" "⪄" "⪅" "⪆" "⪇" "⪈" "⪉" "⪊" "⪋" "⪌" "⪍"
"⪎" "⪏" "⪐" "⪑" "⪒" "⪓" "⪔" "⪕" "⪖" "⪗" "⪘" "⪙" "⪚" "⪛" "⪜" "⪝" "⪞"
"⪟" "⪠" "⪡" "⪢" "⪣" "⪤" "⪥" "⪦" "⪧" "⪨" "⪩" "⪪" "⪫" "⪬" "⪭" "⪮" "⪯"
"⪰" "⪱" "⪲" "⪳" "⪴" "⪵" "⪶" "⪷" "⪸" "⪹" "⪺" "⪻" "⪼" "⪽" "⪾" "⪿" "⫀"
"⫁" "⫂" "⫃" "⫄" "⫅" "⫆" "⫇" "⫈" "⫉" "⫊" "⫋" "⫌" "⫍" "⫎" "⫏" "⫐" "⫑"
"⫒" "⫓" "⫔" "⫕" "⫖" "⫗" "⫘" "⫙" "⫷" "⫸" "⫹" "⫺" "⊢" "⊣"
;; pipe, colon
"|>" "<|" ":" ".."
;; plus
"+" "-" "⊕" "⊖" "⊞" "⊟" ".+" ".-" "++" "|" "∪" "∨" "$" "⊔" "±" "∓"
"∔" "∸" "≂" "≏" "⊎" "⊻" "⊽" "⋎" "⋓" "⧺" "⧻" "⨈" "⨢" "⨣" "⨤" "⨥" "⨦"
"⨧" "⨨" "⨩" "⨪" "⨫" "⨬" "⨭" "⨮" "⨹" "⨺" "⩁" "⩂" "⩅" "⩊" "⩌" "⩏" "⩐"
"⩒" "⩔" "⩖" "⩗" "⩛" "⩝" "⩡" "⩢" "⩣"
;; bitshift
"<<" ">>" ">>>" ".<<" ".>>" ".>>>"
;; times
"*" "/" "./" "÷" ".÷" "%" "⋅" "∘" "×" ".%" ".*" "\\"
".\\" "&" "∩" "∧" "⊗" "⊘" "⊙" "⊚" "⊛" "⊠" "⊡" "⊓" "∗" "∙" "∤" "⅋"
"≀" "⊼" "⋄" "⋆" "⋇" "⋉" "⋊" "⋋" "⋌" "⋏" "⋒" "⟑" "⦸" "⦼" "⦾" "⦿" "⧶"
"⧷" "⨇" "⨰" "⨱" "⨲" "⨳" "⨴" "⨵" "⨶" "⨷" "⨸" "⨻" "⨼" "⨽" "⩀" "⩃" "⩄"
"⩋" "⩍" "⩎" "⩑" "⩓" "⩕" "⩘" "⩚" "⩜" "⩞" "⩟" "⩠" "⫛" "⊍" "▷" "⨝" "⟕"
"⟖" "⟗"
;; rational
"//" ".//"
;; power
"^" ".^" "↑" "↓" "⇵" "⟰" "⟱" "⤈" "⤉" "⤊" "⤋" "⤒" "⤓" "⥉" "⥌" "⥍"
"⥏" "⥑" "⥔" "⥕" "⥘" "⥙" "⥜" "⥝" "⥠" "⥡" "⥣" "⥥" "⥮" "⥯" "￪" "￬"
;; decl, dot
"::" "."))
(regexp-opt '(" #" " \n" "#" "\n"))))
(defconst julia-triple-quoted-string-regex
;; We deliberately put a group on the first and last delimiter, so
;; we can mark these as string delimiters for font-lock.
(rx (group "\"")
(group "\"\""
;; After the delimiter, we're a sequence of
;; non-backslashes or blackslashes paired with something.
(*? (or (not (any "\\"))
(seq "\\" anything)))
"\"\"")
(group "\"")))
(defconst julia-unquote-regex
"\\(\\s(\\|\\s-\\|-\\|[,%=<>\\+*/?&|!\\^~\\\\;:]\\|^\\)\\($[a-zA-Z0-9_]+\\)")
(defconst julia-forloop-in-regex
"for +.*[^
].* \\(in\\)\\(\\s-\\|$\\)+")
(defconst julia-function-regex
(rx line-start (* (or space "@inline" "@noinline")) symbol-start
"function"
(1+ space)
;; Don't highlight module names in function declarations:
(* (seq (1+ (or word (syntax symbol))) "."))
;; The function name itself
(group (1+ (or word (syntax symbol))))))
(defconst julia-function-assignment-regex
(rx line-start (* (or space "@inline" "@noinline")) symbol-start
(* (seq (1+ (or word (syntax symbol))) ".")) ; module name
(group (1+ (or word (syntax symbol))))
(? "{" (* (not (any "}"))) "}")
"(" (* (or
(seq "(" (* (not (any "(" ")"))) ")")
(not (any "(" ")"))))
")"
(* space)
(? "::" (* space) (1+ (not (any space))))
(* space)
(* (seq "where" (or "{" (+ space)) (+ (not (any "=")))))
"="
(not (any "="))))
(defconst julia-type-regex
(rx symbol-start (or "immutable" "type" ;; remove after 0.6
"abstract type" "primitive type" "struct" "mutable struct")
(1+ space) (group (1+ (or word (syntax symbol))))))
(defconst julia-type-annotation-regex
(rx "::" (0+ space) (group (1+ (or word (syntax symbol))))))
;;(defconst julia-type-parameter-regex
;; (rx symbol-start (1+ (or (or word (syntax symbol)) ?_)) "{" (group (1+ (or (or word (syntax symbol)) ?_))) "}"))
(defconst julia-subtype-regex
(rx "<:" (0+ space) (group (1+ (or word (syntax symbol)))) (0+ space) (or "\n" "{" "}" "end")))
(defconst julia-macro-regex
(rx symbol-start (group "@" (1+ (or word (syntax symbol))))))
(defconst julia-keyword-regex
(julia--regexp-opt
'("if" "else" "elseif" "while" "for" "begin" "end" "quote"
"try" "catch" "return" "local" "function" "macro" "ccall"
"finally" "break" "continue" "global" "where"
"module" "using" "import" "export" "const" "let" "do" "in"
"baremodule" "importall"
"immutable" "type" "bitstype" "abstract" "typealias" ;; remove after 0.6
"abstract type" "primitive type" "struct" "mutable struct")
'symbols))
(defconst julia-builtin-regex
(julia--regexp-opt
;;'("error" "throw")
'()
'symbols))
(defconst julia-builtin-types-regex
(julia--regexp-opt
'("Number" "Real" "BigInt" "Integer"
"UInt" "UInt8" "UInt16" "UInt32" "UInt64" "UInt128"
"Int" "Int8" "Int16" "Int32" "Int64" "Int128"
"BigFloat" "AbstractFloat" "Float16" "Float32" "Float64"
"Complex128" "Complex64"
"Bool"
"Cuchar" "Cshort" "Cushort" "Cint" "Cuint" "Clonglong" "Culonglong" "Cintmax_t" "Cuintmax_t"
"Cfloat" "Cdouble" "Cptrdiff_t" "Cssize_t" "Csize_t"
"Cchar" "Clong" "Culong" "Cwchar_t"
"Char" "String" "SubString"
"Array" "DArray" "AbstractArray" "AbstractVector" "AbstractMatrix" "AbstractSparseMatrix" "SubArray" "StridedArray" "StridedVector" "StridedMatrix" "VecOrMat" "StridedVecOrMat" "DenseArray" "SparseMatrixCSC" "BitArray"
"Range" "OrdinalRange" "StepRange" "UnitRange" "FloatRange"
"Tuple" "NTuple" "Vararg"
"DataType" "Symbol" "Function" "Vector" "Matrix" "Union" "Type" "Any" "Complex" "AbstractString" "Ptr" "Void" "Exception" "Task" "Signed" "Unsigned" "Associative" "Dict" "IO" "IOStream" "Rational" "Regex" "RegexMatch" "Set" "IntSet" "Expr" "WeakRef" "ObjectIdDict"
"AbstractRNG" "MersenneTwister"
)
'symbols))
(defconst julia-quoted-symbol-regex
;; :foo and :foo2 are valid, but :123 is not.
(rx (or bol whitespace "(" "[" "," "=")
(group ":" (or letter (syntax symbol)) (0+ (or word (syntax symbol))))))
(defconst julia-font-lock-keywords
(list
;; Ensure :: and <: aren't highlighted, so we don't confuse ::Foo with :foo.
;; (in Emacs, keywords don't overlap).
(cons (rx (or "::" "<:")) ''default)
;; Highlight quoted symbols before keywords, so :function is not
;; highlighted as a keyword.
(list julia-quoted-symbol-regex 1 ''julia-quoted-symbol-face)
(cons julia-builtin-types-regex 'font-lock-type-face)
(cons julia-keyword-regex 'font-lock-keyword-face)
(cons julia-macro-regex ''julia-macro-face)
(cons
(julia--regexp-opt
'("true" "false" "C_NULL" "Inf" "NaN" "Inf32" "NaN32" "nothing")
'symbols)
'font-lock-constant-face)
(list julia-unquote-regex 2 'font-lock-constant-face)
(list julia-forloop-in-regex 1 'font-lock-keyword-face)
(list julia-function-regex 1 'font-lock-function-name-face)
(list julia-function-assignment-regex 1 'font-lock-function-name-face)
(list julia-type-regex 1 'font-lock-type-face)
(list julia-type-annotation-regex 1 'font-lock-type-face)
;;(list julia-type-parameter-regex 1 'font-lock-type-face)
(list julia-subtype-regex 1 'font-lock-type-face)
(list julia-builtin-regex 1 'font-lock-builtin-face)
))
(defconst julia-block-start-keywords
(list "if" "while" "for" "begin" "try" "function" "let" "macro"
"quote" "do" "module"
"immutable" "type" ;; remove after 0.6
"abstract type" "primitive type" "struct" "mutable struct"))
;; For keywords that begin a block without additional indentation
(defconst julia-block-start-keywords-no-indent
(list "module"))
(defconst julia-block-end-keywords
(list "end" "else" "elseif" "catch" "finally"))
(defun julia-stringify-triple-quote ()
"Put `syntax-table' property on triple-quoted string delimiters.
Based on `python-syntax-stringify'."
(let* ((string-start-pos (- (point) 3))
(string-end-pos (point))
(ppss (prog2
(backward-char 3)
(syntax-ppss)
(forward-char 3)))
(in-comment (nth 4 ppss))
(in-string (nth 8 ppss)))
(unless in-comment
(if in-string
;; We're in a string, so this must be the closing triple-quote.
;; Put | on the last " character.
(put-text-property (1- string-end-pos) string-end-pos
'syntax-table (string-to-syntax "|"))
;; We're not in a string, so this is the opening triple-quote.
;; Put | on the first " character.
(put-text-property string-start-pos (1+ string-start-pos)
'syntax-table (string-to-syntax "|"))))))
(unless (< emacs-major-version 24)
(defconst julia-syntax-propertize-function
(syntax-propertize-rules
("\"\"\""
(0 (ignore (julia-stringify-triple-quote))))
(julia-char-regex
(1 "\"") ; Treat ' as a string delimiter.
(2 ".") ; Don't highlight anything between.
(3 "\""))))) ; Treat the last " in """ as a string delimiter.
(defun julia-in-comment ()
"Return non-nil if point is inside a comment.
Handles both single-line and multi-line comments."
(nth 4 (syntax-ppss)))
(defun julia-in-string ()
"Return non-nil if point is inside a string.
Note this is Emacs' notion of what is highlighted as a string.
As a result, it is true inside \"foo\", `foo` and 'f'."
(nth 3 (syntax-ppss)))
(defun julia-in-brackets ()
"Return non-nil if point is inside square brackets."
(let ((start-pos (point))
(open-count 0))
;; Count all the [ and ] characters on the current line.
(save-excursion
(beginning-of-line)
(while (< (point) start-pos)
;; Don't count [ or ] inside strings, characters or comments.
(unless (or (julia-in-string) (julia-in-comment))
(when (looking-at (rx "["))
(incf open-count))
(when (looking-at (rx "]"))
(decf open-count)))
(forward-char 1)))
;; If we've opened more than we've closed, we're inside brackets.
(plusp open-count)))
(defun julia-at-keyword (kw-list)
"Return the word at point if it matches any keyword in KW-LIST.
KW-LIST is a list of strings. The word at point is not considered
a keyword if used as a field name, X.word, or quoted, :word."
(and (or (= (point) 1)
(and (not (equal (char-before (point)) ?.))
(not (equal (char-before (point)) ?:))))
(not (looking-at "(")) ; handle "function(" when on (
(member (current-word t) kw-list)
;; 'end' is not a keyword when used for indexing, e.g. foo[end-2]
(or (not (equal (current-word t) "end"))
(not (julia-in-brackets)))
(not (julia-in-comment))))
;; if backward-sexp gives an error, move back 1 char to move over the '('
(defun julia-safe-backward-sexp ()
(if (condition-case nil (backward-sexp) (error t))
(ignore-errors (backward-char))))
(defun julia-following-import-export-using ()
"If the current line follows an `export` or `import` keyword
with valid syntax, return the position of the keyword, otherwise
`nil`. Works by stepping backwards through comma-separated
symbol, gives up when this is not true."
;; Implementation accepts a single Module: right after the keyword, and saves
;; the module name for future use, but does not enforce that `export` has no
;; module name.
(let ((done nil) ; find keyword or give up
(module nil)) ; found "Module:"
(save-excursion
(beginning-of-line)
(while (and (not done) (< (point-min) (point)))
(julia-safe-backward-sexp)
(cond
((looking-at (rx (or "import" "export" "using")))
(setf done (point)))
((looking-at (rx (group (* (or word (syntax symbol)))) (0+ space) ":"))
(if module
(setf done 'broken)
(setf module (match-string-no-properties 1))))
((looking-at (rx (* (or word (syntax symbol))) (0+ space) ","))
(when module (setf done 'broken)))
(t (setf done 'broken)))))
(if (eq done 'broken)
nil
done)))
(defun julia-last-open-block-pos (min)
"Return the position of the last open block, if one found.
Do not move back beyond position MIN."
(save-excursion
(let ((count 0))
(while (not (or (> count 0) (<= (point) min)))
(julia-safe-backward-sexp)
(setq count
(cond ((julia-at-keyword julia-block-start-keywords)
(+ count 1))
((and (equal (current-word t) "end")
(not (julia-in-comment)))
(- count 1))
(t count))))
(if (> count 0)
(point)
nil))))
(defun julia-last-open-block (min)
"Move back and return indentation level for last open block.
Do not move back beyond MIN."
;; Ensure MIN is not before the start of the buffer.
(setq min (max min (point-min)))
(let ((pos (julia-last-open-block-pos min)))
(and pos
(progn
(goto-char pos)
(+ julia-indent-offset (current-indentation))))))
(defsubst julia--safe-backward-char ()
"Move back one character, but don't error if we're at the
beginning of the buffer."
(unless (eq (point) (point-min))
(backward-char)))
(defcustom julia-max-block-lookback 5000
"When indenting, don't look back more than this
many characters to see if there are unclosed blocks.
This variable has a moderate effect on indent performance if set too
high, but stops indenting in the middle of long blocks if set too low."
:type 'integer
:group 'julia)
(defun julia-paren-indent ()
"Return the column of the text following the innermost
containing paren before point, so we can align succeeding code
with it. Returns nil if we're not within nested parens."
(save-excursion
(beginning-of-line)
(let ((parser-state (syntax-ppss)))
(cond ((nth 3 parser-state) nil) ;; strings
((= (nth 0 parser-state) 0) nil) ;; top level
(t
(ignore-errors ;; return nil if any of these movements fail
(beginning-of-line)
(skip-syntax-forward " ")
(let ((possibly-close-paren-point (point)))
(backward-up-list)
(let ((open-paren-point (point)))
(forward-char)
(skip-syntax-forward " ")
(if (eolp)
(progn
(up-list)
(backward-char)
(let ((paren-closed (= (point) possibly-close-paren-point)))
(goto-char open-paren-point)
(beginning-of-line)
(skip-syntax-forward " ")
(+ (current-column)
(if paren-closed
0
julia-indent-offset))))
(current-column))))))))))
(defun julia-prev-line-skip-blank-or-comment ()
"Move point to beginning of previous line skipping blank lines
and lines including only comments. Returns number of lines moved.
A return of -1 signals that we moved to the first line of
the (possibly narrowed) buffer, so there is nowhere else to go."
(catch 'result
(let ((moved 0) this-move)
(while t
(setq this-move (forward-line -1))
(cond
;; moved into comment or blank
((and (= 0 this-move)
(or (looking-at-p "^\\s-*\\(?:#.*\\)*$")
(julia-in-comment)))
(incf moved))
;; success
((= 0 this-move)
(throw 'result (1+ moved)))
;; on first line and in comment
((and (bobp)
(or (looking-at-p "^\\s-*\\(?:#.*\\)*$")
(julia-in-comment)))
(throw 'result -1))
((bobp)
(throw 'result moved))
(t
(throw 'result 0)))))))
(defun julia-indent-hanging ()
"Calculate indentation for lines that follow \"hanging\"
operators (operators that end the previous line) as defined in
`julia-hanging-operator-regexp'. An assignment operator ending
the previous line increases the indent as do the other operators
unless another operator is found two lines up. Previous line
means previous line after skipping blank lines and lines with
only comments."
(let (prev-indent)
(save-excursion
(when (> (julia-prev-line-skip-blank-or-comment) 0)
(setq prev-indent (current-indentation))
(when (looking-at-p julia-hanging-operator-regexp)
(if (and (> (julia-prev-line-skip-blank-or-comment) 0)
(looking-at-p julia-hanging-operator-regexp))
;; two preceding hanging operators => indent same as line
;; above
prev-indent
;; one preceding hanging operator => increase indent from line
;; above
(+ julia-indent-offset prev-indent)))))))
(defun julia-indent-in-string ()
"Indentation inside strings with newlines is \"manual\",
meaning always increase indent on TAB and decrease on S-TAB."
(save-excursion
(beginning-of-line)
(when (julia-in-string)
(if (member this-command '(julia-latexsub-or-indent
ess-indent-or-complete))
(+ julia-indent-offset (current-indentation))
;; return the current indentation to prevent other functions from
;; indenting inside strings
(current-indentation)))))
(defun julia-indent-import-export-using ()
"Indent offset for lines that follow `import` or `export`, otherwise nil."
(when (julia-following-import-export-using)
julia-indent-offset))
(defun julia-indent-line ()
"Indent current line of julia code."
(interactive)
(let* ((point-offset (- (current-column) (current-indentation))))
(indent-line-to
(or
;; note: if this first function returns nil the beginning of the line
;; cannot be in a string
(julia-indent-in-string)
;; If we're inside an open paren, indent to line up arguments. After this,
;; we cannot be inside parens which includes brackets
(julia-paren-indent)
;; indent due to hanging operators (lines ending in an operator)
(julia-indent-hanging)
;; indent for import and export
(julia-indent-import-export-using)
;; Indent according to how many nested blocks we are in.
(save-excursion
(beginning-of-line)
;; jump out of any comments
(let ((state (syntax-ppss)))
(when (nth 4 state)
(goto-char (nth 8 state))))
(forward-to-indentation 0)
(let ((endtok (julia-at-keyword julia-block-end-keywords))
(last-open-block (julia-last-open-block (- (point) julia-max-block-lookback))))
(max 0 (+ (or last-open-block 0)
(if (or endtok
(julia-at-keyword julia-block-start-keywords-no-indent))
(- julia-indent-offset) 0)))))))
;; Point is now at the beginning of indentation, restore it
;; to its original position (relative to indentation).
(when (>= point-offset 0)
(move-to-column (+ (current-indentation) point-offset)))))
(defalias 'julia-mode-prog-mode
(if (fboundp 'prog-mode)
'prog-mode
'fundamental-mode))
;;; IMENU
(defvar julia-imenu-generic-expression
;; don't use syntax classes, screws egrep
'(("Function (_)" "[ \t]*function[ \t]+\\(_[^ \t\n]*\\)" 1)
("Function" "^[ \t]*function[ \t]+\\([^_][^\t\n]*\\)" 1)
("Const" "[ \t]*const \\([^ \t\n]*\\)" 1)
("Type" "^[ \t]*[a-zA-Z0-9_]*type[a-zA-Z0-9_]* \\([^ \t\n]*\\)" 1)
("Require" " *\\(\\brequire\\)(\\([^ \t\n)]*\\)" 2)
("Include" " *\\(\\binclude\\)(\\([^ \t\n)]*\\)" 2)
;; ("Classes" "^.*setClass(\\(.*\\)," 1)
;; ("Coercions" "^.*setAs(\\([^,]+,[^,]*\\)," 1) ; show from and to
;; ("Generics" "^.*setGeneric(\\([^,]*\\)," 1)
;; ("Methods" "^.*set\\(Group\\|Replace\\)?Method(\"\\(.+\\)\"," 2)
;; ;;[ ]*\\(signature=\\)?(\\(.*,?\\)*\\)," 1)
;; ;;
;; ;;("Other" "^\\(.+\\)\\s-*<-[ \t\n]*[^\\(function\\|read\\|.*data\.frame\\)]" 1)
;; ("Package" "^.*\\(library\\|require\\)(\\(.*\\)," 2)
;; ("Data" "^\\(.+\\)\\s-*<-[ \t\n]*\\(read\\|.*data\.frame\\).*(" 1)))
))
;;;###autoload
(define-derived-mode julia-mode julia-mode-prog-mode "Julia"
"Major mode for editing julia code."
(set-syntax-table julia-mode-syntax-table)
(set (make-local-variable 'comment-start) "# ")
(set (make-local-variable 'comment-start-skip) "#+\\s-*")
(set (make-local-variable 'font-lock-defaults) '(julia-font-lock-keywords))
(if (< emacs-major-version 24)
;; Emacs 23 doesn't have syntax-propertize-function
(set (make-local-variable 'font-lock-syntactic-keywords)
(list
`(,julia-char-regex
(1 "\"") ; Treat ' as a string delimiter.
(2 ".") ; Don't highlight anything between the open and close '.
(3 "\"")); Treat the close ' as a string delimiter.
`(,julia-triple-quoted-string-regex
(1 "\"") ; Treat the first " in """ as a string delimiter.
(2 ".") ; Don't highlight anything between.
(3 "\"")))) ; Treat the last " in """ as a string delimiter.
;; Emacs 24 and later has syntax-propertize-function, so use that instead.
(set (make-local-variable 'syntax-propertize-function)
julia-syntax-propertize-function))
(set (make-local-variable 'indent-line-function) 'julia-indent-line)
(setq indent-tabs-mode nil)
(setq imenu-generic-expression julia-imenu-generic-expression)
(imenu-add-to-menubar "Imenu"))
(defun julia-manual-deindent ()
"Deindent by `julia-indent-offset' regardless of current
indentation context. To be used to manually indent inside
strings."
(interactive)
(indent-line-to (max 0 (- (current-indentation) julia-indent-offset))))
(define-key julia-mode-map (kbd "<backtab>") 'julia-manual-deindent)
(defvar julia-latexsubs (make-hash-table :test 'equal))
(defun julia-latexsub ()
"Perform a LaTeX-like Unicode symbol substitution."
(interactive "*i")
(let ((orig-pt (point)))
(while (not (or (bobp) (= ?\\ (char-before))
(= ?\s (char-syntax (char-before)))))
(backward-char))
(if (and (not (bobp)) (= ?\\ (char-before)))
(progn
(backward-char)
(let ((sub (gethash (buffer-substring (point) orig-pt) julia-latexsubs)))
(if sub
(progn
(delete-region (point) orig-pt)
(insert sub))
(goto-char orig-pt))))
(goto-char orig-pt))))
(defalias 'latexsub 'julia-latexsub)
(defun julia-latexsub-or-indent (arg)
"Either indent according to mode or perform a LaTeX-like symbol substution"
(interactive "*i")
(if (latexsub)
(indent-for-tab-command arg)))
(define-key julia-mode-map (kbd "TAB") 'julia-latexsub-or-indent)
(defalias 'latexsub-or-indent 'julia-latexsub-or-indent)
; LaTeX-like symbol substitutions, equivalent to those in the Julia REPL,
; generated by:
;for (k,v) in sort!(collect(Base.REPLCompletions.latex_symbols), by=x->x[2])
; ks = escape_string(k)
; vs = escape_string(v)
; if ismatch(r"^\\U[0-9A-Fa-f]+$", vs)
; # codepoints outside the BMP can be problematic in older Emacsen
; cp = vs[3:end]
; println("(let ((c (decode-char 'ucs #x$cp)))\n",
; " (if c (puthash \"$ks\" (char-to-string c) julia-latexsubs)))")
; else
; println("(puthash \"$ks\" \"$vs\" julia-latexsubs)")
; end
;end
; (See Julia issue #8947 for why we don't use the Emacs tex input mode.)
(puthash "\\textexclamdown" "¡" julia-latexsubs)
(puthash "\\sterling" "£" julia-latexsubs)
(puthash "\\yen" "¥" julia-latexsubs)
(puthash "\\textbrokenbar" "¦" julia-latexsubs)
(puthash "\\S" "§" julia-latexsubs)
(puthash "\\textasciidieresis" "¨" julia-latexsubs)
(puthash "\\copyright" "©" julia-latexsubs)
(puthash "\\textordfeminine" "ª" julia-latexsubs)
(puthash "\\neg" "¬" julia-latexsubs)
(puthash "\\circledR" "®" julia-latexsubs)
(puthash "\\textasciimacron" "¯" julia-latexsubs)
(puthash "\\degree" "°" julia-latexsubs)
(puthash "\\pm" "±" julia-latexsubs)
(puthash "\\^2" "²" julia-latexsubs)
(puthash "\\^3" "³" julia-latexsubs)
(puthash "\\textasciiacute" "´" julia-latexsubs)
(puthash "\\P" "¶" julia-latexsubs)
(puthash "\\cdotp" "·" julia-latexsubs)
(puthash "\\^1" "¹" julia-latexsubs)
(puthash "\\textordmasculine" "º" julia-latexsubs)
(puthash "\\textonequarter" "¼" julia-latexsubs)
(puthash "\\textonehalf" "½" julia-latexsubs)
(puthash "\\textthreequarters" "¾" julia-latexsubs)
(puthash "\\textquestiondown" "¿" julia-latexsubs)
(puthash "\\AA" "Å" julia-latexsubs)
(puthash "\\AE" "Æ" julia-latexsubs)
(puthash "\\DH" "Ð" julia-latexsubs)
(puthash "\\times" "×" julia-latexsubs)
(puthash "\\O" "Ø" julia-latexsubs)
(puthash "\\TH" "Þ" julia-latexsubs)
(puthash "\\ss" "ß" julia-latexsubs)
(puthash "\\aa" "å" julia-latexsubs)
(puthash "\\ae" "æ" julia-latexsubs)
(puthash "\\eth" "ð" julia-latexsubs)
(puthash "\\div" "÷" julia-latexsubs)
(puthash "\\o" "ø" julia-latexsubs)
(puthash "\\th" "þ" julia-latexsubs)
(puthash "\\DJ" "Đ" julia-latexsubs)
(puthash "\\dj" "đ" julia-latexsubs)
(puthash "\\Elzxh" "ħ" julia-latexsubs)
(puthash "\\hbar" "ħ" julia-latexsubs)
(puthash "\\L" "Ł" julia-latexsubs)
(puthash "\\l" "ł" julia-latexsubs)
(puthash "\\NG" "Ŋ" julia-latexsubs)
(puthash "\\ng" "ŋ" julia-latexsubs)
(puthash "\\OE" "Œ" julia-latexsubs)
(puthash "\\oe" "œ" julia-latexsubs)
(puthash "\\texthvlig" "ƕ" julia-latexsubs)
(puthash "\\textnrleg" "ƞ" julia-latexsubs)
(puthash "\\Zbar" "Ƶ" julia-latexsubs)
(puthash "\\textdoublepipe" "ǂ" julia-latexsubs)
(puthash "\\Elztrna" "ɐ" julia-latexsubs)
(puthash "\\Elztrnsa" "ɒ" julia-latexsubs)
(puthash "\\Elzopeno" "ɔ" julia-latexsubs)
(puthash "\\Elzrtld" "ɖ" julia-latexsubs)
(puthash "\\Elzschwa" "ə" julia-latexsubs)
(puthash "\\Elzpgamma" "ɣ" julia-latexsubs)
(puthash "\\Elzpbgam" "ɤ" julia-latexsubs)
(puthash "\\Elztrnh" "ɥ" julia-latexsubs)
(puthash "\\Elzbtdl" "ɬ" julia-latexsubs)
(puthash "\\Elzrtll" "ɭ" julia-latexsubs)
(puthash "\\Elztrnm" "ɯ" julia-latexsubs)
(puthash "\\Elztrnmlr" "ɰ" julia-latexsubs)
(puthash "\\Elzltlmr" "ɱ" julia-latexsubs)
(puthash "\\Elzltln" "ɲ" julia-latexsubs)
(puthash "\\Elzrtln" "ɳ" julia-latexsubs)
(puthash "\\Elzclomeg" "ɷ" julia-latexsubs)
(puthash "\\textphi" "ɸ" julia-latexsubs)
(puthash "\\Elztrnr" "ɹ" julia-latexsubs)
(puthash "\\Elztrnrl" "ɺ" julia-latexsubs)
(puthash "\\Elzrttrnr" "ɻ" julia-latexsubs)
(puthash "\\Elzrl" "ɼ" julia-latexsubs)
(puthash "\\Elzrtlr" "ɽ" julia-latexsubs)
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(puthash "\\Elzesh" "ʃ" julia-latexsubs)
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(puthash "\\Elzrtlt" "ʈ" julia-latexsubs)
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(puthash "\\Elzinglst" "ʖ" julia-latexsubs)
(puthash "\\textturnk" "ʞ" julia-latexsubs)
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(puthash "\\^y" "ʸ" julia-latexsubs)
(puthash "\\rasp" "ʼ" julia-latexsubs)
(puthash "\\textasciicaron" "ˇ" julia-latexsubs)
(puthash "\\Elzverts" "ˈ" julia-latexsubs)
(puthash "\\Elzverti" "ˌ" julia-latexsubs)
(puthash "\\Elzlmrk" "ː" julia-latexsubs)
(puthash "\\Elzhlmrk" "ˑ" julia-latexsubs)
(puthash "\\Elzsbrhr" "˒" julia-latexsubs)
(puthash "\\Elzsblhr" "˓" julia-latexsubs)
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(puthash "\\Elzlow" "˕" julia-latexsubs)
(puthash "\\u" "˘" julia-latexsubs)
(puthash "\\texttildelow" "˜" julia-latexsubs)
(puthash "\\^l" "ˡ" julia-latexsubs)
(puthash "\\^s" "ˢ" julia-latexsubs)
(puthash "\\^x" "ˣ" julia-latexsubs)
(puthash "\\grave" "̀" julia-latexsubs)
(puthash "\\acute" "́" julia-latexsubs)
(puthash "\\hat" "̂" julia-latexsubs)
(puthash "\\tilde" "̃" julia-latexsubs)
(puthash "\\bar" "̄" julia-latexsubs)
(puthash "\\overbar" "̅" julia-latexsubs)
(puthash "\\breve" "̆" julia-latexsubs)
(puthash "\\dot" "̇" julia-latexsubs)
(puthash "\\ddot" "̈" julia-latexsubs)
(puthash "\\ovhook" "̉" julia-latexsubs)
(puthash "\\ocirc" "̊" julia-latexsubs)
(puthash "\\H" "̋" julia-latexsubs)
(puthash "\\check" "̌" julia-latexsubs)
(puthash "\\candra" "̐" julia-latexsubs)
(puthash "\\oturnedcomma" "̒" julia-latexsubs)
(puthash "\\ocommatopright" "̕" julia-latexsubs)
(puthash "\\droang" "̚" julia-latexsubs)
(puthash "\\Elzpalh" "̡" julia-latexsubs)
(puthash "\\Elzrh" "̢" julia-latexsubs)
(puthash "\\c" "̧" julia-latexsubs)
(puthash "\\k" "̨" julia-latexsubs)
(puthash "\\Elzsbbrg" "̪" julia-latexsubs)
(puthash "\\wideutilde" "̰" julia-latexsubs)
(puthash "\\underbar" "̲" julia-latexsubs)
(puthash "\\Elzxl" "̵" julia-latexsubs)
(puthash "\\Elzbar" "̶" julia-latexsubs)
(puthash "\\sout" "̶" julia-latexsubs)
(puthash "\\not" "̸" julia-latexsubs)
(puthash "\\underleftrightarrow" "͍" julia-latexsubs)
(puthash "\\Alpha" "Α" julia-latexsubs)
(puthash "\\Beta" "Β" julia-latexsubs)
(puthash "\\Gamma" "Γ" julia-latexsubs)
(puthash "\\Delta" "Δ" julia-latexsubs)
(puthash "\\Epsilon" "Ε" julia-latexsubs)
(puthash "\\Zeta" "Ζ" julia-latexsubs)
(puthash "\\Eta" "Η" julia-latexsubs)
(puthash "\\Theta" "Θ" julia-latexsubs)
(puthash "\\Iota" "Ι" julia-latexsubs)
(puthash "\\Kappa" "Κ" julia-latexsubs)
(puthash "\\Lambda" "Λ" julia-latexsubs)
(puthash "\\upMu" "Μ" julia-latexsubs)
(puthash "\\upNu" "Ν" julia-latexsubs)
(puthash "\\Xi" "Ξ" julia-latexsubs)
(puthash "\\upOmicron" "Ο" julia-latexsubs)
(puthash "\\Pi" "Π" julia-latexsubs)
(puthash "\\Rho" "Ρ" julia-latexsubs)
(puthash "\\Sigma" "Σ" julia-latexsubs)
(puthash "\\Tau" "Τ" julia-latexsubs)
(puthash "\\Upsilon" "Υ" julia-latexsubs)
(puthash "\\Phi" "Φ" julia-latexsubs)
(puthash "\\Chi" "Χ" julia-latexsubs)
(puthash "\\Psi" "Ψ" julia-latexsubs)
(puthash "\\Omega" "Ω" julia-latexsubs)
(puthash "\\alpha" "α" julia-latexsubs)
(puthash "\\beta" "β" julia-latexsubs)
(puthash "\\gamma" "γ" julia-latexsubs)
(puthash "\\delta" "δ" julia-latexsubs)
(puthash "\\upepsilon" "ε" julia-latexsubs)
(puthash "\\varepsilon" "ε" julia-latexsubs)
(puthash "\\zeta" "ζ" julia-latexsubs)
(puthash "\\eta" "η" julia-latexsubs)
(puthash "\\theta" "θ" julia-latexsubs)
(puthash "\\iota" "ι" julia-latexsubs)
(puthash "\\kappa" "κ" julia-latexsubs)
(puthash "\\lambda" "λ" julia-latexsubs)
(puthash "\\mu" "μ" julia-latexsubs)
(puthash "\\nu" "ν" julia-latexsubs)
(puthash "\\xi" "ξ" julia-latexsubs)
(puthash "\\upomicron" "ο" julia-latexsubs)
(puthash "\\pi" "π" julia-latexsubs)
(puthash "\\rho" "ρ" julia-latexsubs)
(puthash "\\varsigma" "ς" julia-latexsubs)
(puthash "\\sigma" "σ" julia-latexsubs)
(puthash "\\tau" "τ" julia-latexsubs)
(puthash "\\upsilon" "υ" julia-latexsubs)
(puthash "\\varphi" "φ" julia-latexsubs)
(puthash "\\chi" "χ" julia-latexsubs)
(puthash "\\psi" "ψ" julia-latexsubs)
(puthash "\\omega" "ω" julia-latexsubs)
(puthash "\\upvarbeta" "ϐ" julia-latexsubs)
(puthash "\\vartheta" "ϑ" julia-latexsubs)
(puthash "\\phi" "ϕ" julia-latexsubs)
(puthash "\\varpi" "ϖ" julia-latexsubs)
(puthash "\\upoldKoppa" "Ϙ" julia-latexsubs)
(puthash "\\upoldkoppa" "ϙ" julia-latexsubs)
(puthash "\\Stigma" "Ϛ" julia-latexsubs)
(puthash "\\upstigma" "ϛ" julia-latexsubs)
(puthash "\\Digamma" "Ϝ" julia-latexsubs)
(puthash "\\digamma" "ϝ" julia-latexsubs)
(puthash "\\Koppa" "Ϟ" julia-latexsubs)
(puthash "\\upkoppa" "ϟ" julia-latexsubs)
(puthash "\\Sampi" "Ϡ" julia-latexsubs)
(puthash "\\upsampi" "ϡ" julia-latexsubs)
(puthash "\\varkappa" "ϰ" julia-latexsubs)
(puthash "\\varrho" "ϱ" julia-latexsubs)
(puthash "\\textTheta" "ϴ" julia-latexsubs)
(puthash "\\epsilon" "ϵ" julia-latexsubs)
(puthash "\\backepsilon" "϶" julia-latexsubs)
(puthash "\\^A" "ᴬ" julia-latexsubs)
(puthash "\\^B" "ᴮ" julia-latexsubs)
(puthash "\\^D" "ᴰ" julia-latexsubs)
(puthash "\\^E" "ᴱ" julia-latexsubs)
(puthash "\\^G" "ᴳ" julia-latexsubs)
(puthash "\\^H" "ᴴ" julia-latexsubs)
(puthash "\\^I" "ᴵ" julia-latexsubs)
(puthash "\\^J" "ᴶ" julia-latexsubs)
(puthash "\\^K" "ᴷ" julia-latexsubs)
(puthash "\\^L" "ᴸ" julia-latexsubs)
(puthash "\\^M" "ᴹ" julia-latexsubs)
(puthash "\\^N" "ᴺ" julia-latexsubs)
(puthash "\\^O" "ᴼ" julia-latexsubs)
(puthash "\\^P" "ᴾ" julia-latexsubs)
(puthash "\\^R" "ᴿ" julia-latexsubs)
(puthash "\\^T" "ᵀ" julia-latexsubs)
(puthash "\\^U" "ᵁ" julia-latexsubs)
(puthash "\\^W" "ᵂ" julia-latexsubs)
(puthash "\\^a" "ᵃ" julia-latexsubs)
(puthash "\\^alpha" "ᵅ" julia-latexsubs)
(puthash "\\^b" "ᵇ" julia-latexsubs)
(puthash "\\^d" "ᵈ" julia-latexsubs)
(puthash "\\^e" "ᵉ" julia-latexsubs)
(puthash "\\^epsilon" "ᵋ" julia-latexsubs)
(puthash "\\^g" "ᵍ" julia-latexsubs)
(puthash "\\^k" "ᵏ" julia-latexsubs)
(puthash "\\^m" "ᵐ" julia-latexsubs)
(puthash "\\^o" "ᵒ" julia-latexsubs)
(puthash "\\^p" "ᵖ" julia-latexsubs)
(puthash "\\^t" "ᵗ" julia-latexsubs)
(puthash "\\^u" "ᵘ" julia-latexsubs)
(puthash "\\^v" "ᵛ" julia-latexsubs)
(puthash "\\^beta" "ᵝ" julia-latexsubs)
(puthash "\\^gamma" "ᵞ" julia-latexsubs)
(puthash "\\^delta" "ᵟ" julia-latexsubs)
(puthash "\\^phi" "ᵠ" julia-latexsubs)
(puthash "\\^chi" "ᵡ" julia-latexsubs)
(puthash "\\_i" "ᵢ" julia-latexsubs)
(puthash "\\_r" "ᵣ" julia-latexsubs)
(puthash "\\_u" "ᵤ" julia-latexsubs)
(puthash "\\_v" "ᵥ" julia-latexsubs)
(puthash "\\_beta" "ᵦ" julia-latexsubs)
(puthash "\\_gamma" "ᵧ" julia-latexsubs)
(puthash "\\_rho" "ᵨ" julia-latexsubs)
(puthash "\\_phi" "ᵩ" julia-latexsubs)
(puthash "\\_chi" "ᵪ" julia-latexsubs)
(puthash "\\^c" "ᶜ" julia-latexsubs)
(puthash "\\^f" "ᶠ" julia-latexsubs)
(puthash "\\^iota" "ᶥ" julia-latexsubs)
(puthash "\\^Phi" "ᶲ" julia-latexsubs)
(puthash "\\^z" "ᶻ" julia-latexsubs)