mirror of
https://github.com/mawww/kakoune.git
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409 lines
15 KiB
Plaintext
409 lines
15 KiB
Plaintext
# Based on IEEE Std 1076‐2019
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# Detection
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hook global BufCreate .*[.](vhd[l]?) %[
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set-option buffer filetype vhdl
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]
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# Initialization
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hook global WinSetOption filetype=vhdl %[
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require-module vhdl
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set-option window static_words %opt{vhdl_static_words}
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hook -group vhdl-indent window InsertChar \n vhdl-indent-on-new-line
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hook -group vhdl-indent window InsertChar \) vhdl-indent-on-closing-parenthesis
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hook -group vhdl-insert window InsertChar \n vhdl-insert-on-new-line
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# Cleanup trailing whitespaces on current line insert end.
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hook -group vhdl-trim-indent window ModeChange pop:insert:.* %[ try %[ execute-keys -draft <semicolon> <a-x> s ^\h+$ <ret> d ] ]
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hook -once -always window WinSetOption filetype=.* %[ remove-hooks window vhdl-.+ ]
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]
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hook -group vhdl-highlight global WinSetOption filetype=vhdl %[
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add-highlighter window/vhdl ref vhdl
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hook -once -always window WinSetOption filetype=.* %[ remove-highlighter window/vhdl ]
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]
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provide-module vhdl %§
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# Highlighters & Completion
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add-highlighter shared/vhdl regions
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add-highlighter shared/vhdl/code default-region group
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add-highlighter shared/vhdl/comment_line region '--' $ fill comment
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add-highlighter shared/vhdl/comment region /\* \*/ fill comment
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# Integer formats
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add-highlighter shared/vhdl/code/ regex '(?i)\b0b[01]+l?\b' 0:value
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add-highlighter shared/vhdl/code/ regex '(?i)\b0x[\da-f]+l?\b' 0:value
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add-highlighter shared/vhdl/code/ regex '(?i)\b0o?[0-7]+l?\b' 0:value
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add-highlighter shared/vhdl/code/ regex '(?i)\b([1-9]\d*|0)l?\b' 0:value
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# Float formats
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add-highlighter shared/vhdl/code/ regex '\b\d+[eE][+-]?\d+\b' 0:value
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add-highlighter shared/vhdl/code/ regex '(\b\d+)?\.\d+\b' 0:value
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add-highlighter shared/vhdl/code/ regex '\b\d+\.' 0:value
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# Imaginary formats
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add-highlighter shared/vhdl/code/ regex '\b\d+\+\d+[jJ]\b' 0:value
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evaluate-commands %sh[
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values="true false note warning error failure"
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# LRM 5.2.4.1
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units="fs ps ns us ms sec min Å nm um mm cm m km"
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# LRM 16.2
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predefined_attributes="
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base left right high low ascending length range reverse_range
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subtype image pos succ pred leftof rightof value val
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designated_subtype reflect high low index element delayed
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stable quiet transaction event active last_event last_active
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last_value driving driving_value simple_name instance_name
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path_name record signal converse
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"
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libraries="ieee std"
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packages="
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math_real math_complex std_logic_1164 std_logic_textio numeric_bit numeric_std
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numeric_bit_unsigned numeric_std_unsigned fixed_float_types fixed_generic_pkg
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fixed_pkg float_generic_pkg float_pkg
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standard textio env
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"
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# LRM 15.10
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reserved_words="
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abs access after alias all and architecture array assert assume assume_guarantee attribute
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begin block body buffer bus
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case component configuration constant context cover
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default disconnect downto
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else elsif end entity exit
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fairness file for force function
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generate generic group guarded
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if impure in inertial inout is
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label library linkage literal loop
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map mod
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nand new next nor not null
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of on open or others out
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package parameter port postponed procedure process property protected pure
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range record register reject release rem report restrict restrict_guarantee return rol ror
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select sequence severity signal shared sla sll sra srl strong subtype
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then to transport type
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unaffected units until use
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variable view vpkg vmode vprop vunit
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wait when while with
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xnor xor
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"
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types="
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bit bit_vector
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boolean
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file_open_state file_origin_kind
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integer natural positive
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line line_vector
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std_logic std_logic_vector
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std_ulogic std_ulogic_vector
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side
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signed unsigned
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string text
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time
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"
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functions="
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find_leftmost find_rightmost divide reciprocal remainder modulo minimum maximum
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std_match add_carry scalb
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resize to_ufixed to_sfixed to_unsigned to_signed to_real to_integer to_slv
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to_std_logic_vector to_stdlogicvector to_sulv to_std_ulogic_vector to_std_ulogicvector
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to_01 is_x to_x01 to_ux01 to_x01z
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ufixed_high ufixed_low sfixed_high sfixed_low to_ufix to_sfix ufix_high ufix_low
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sfix_high sfix_low
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write read bwrite binary_write bread binary_read owrite oread octal_write octal_read
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hwrite hread hex_write hex_read to_string to_bstring to_binary_string to_ostring
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to_octal_string to_hstring to_hex_string from_string from_bstring from_binary_string
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from_ostring from_octal_string from_hstring from_hex_string
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rising_edge falling_edge
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"
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join() { sep=$2; eval set -- $1; IFS="$sep"; echo "$*"; }
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# Add the language's grammar to the static completion list
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printf %s\\n "declare-option str-list vhdl_static_words $(join "${values} ${units} ${predefined_attributes} ${libraries} ${packages} ${reserved_words} ${types} ${functions}" ' ')"
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# Highlight keywords
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printf %s "
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add-highlighter shared/vhdl/code/ regex '(?i)\b($(join "${values}" '|'))\b' 0:value
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add-highlighter shared/vhdl/code/ regex '(?i)\b($(join "${units}" '|'))\b' 0:meta
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add-highlighter shared/vhdl/code/ regex \"'(?i)\b($(join "${predefined_attributes}" '|'))\b\" 0:attribute
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add-highlighter shared/vhdl/code/ regex '(?i)\b($(join "${libraries}" '|'))\b' 0:builtin
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add-highlighter shared/vhdl/code/ regex '(?i)\b($(join "${packages}" '|'))\b' 0:builtin
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add-highlighter shared/vhdl/code/ regex '(?i)\b($(join "${reserved_words}" '|'))\b' 0:keyword
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add-highlighter shared/vhdl/code/ regex '(?i)\b($(join "${functions}" '|'))\b\(' 1:builtin
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add-highlighter shared/vhdl/code/ regex '(?i)\b($(join "${types}" '|'))\b' 0:type
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add-highlighter shared/vhdl/code/ regex '^\h*(@[\w_.]+))' 1:attribute
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"
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]
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add-highlighter shared/vhdl/code/ regex \(|\)|\;|\.|,|:|\| 0:attribute
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add-highlighter shared/vhdl/code/ regex \?\?|=|/=|<|<=|>|>=|\?=|\?/=|\?<|\?<=|\?>|\?>=|\+|-|&|\*|/|:= 0:operator
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# Meta values highlight.
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# The values 'U', 'X', 'W', and '–' are metalogical values; they define the behavior of the model itself rather than the behavior of the hardware being synthesized.
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add-highlighter shared/vhdl/code/ regex "(?i)'[U|X|W|-]'" 0:meta
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# Highlight other logical values.
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add-highlighter shared/vhdl/code/ regex "(?i)'[0|1|Z|L|H]'" 0:value
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# String
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add-highlighter shared/vhdl/code/ regex '"[^"]*"' 0:string
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# Binary vector.
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add-highlighter shared/vhdl/code/ regex '[bB]"[01_]*"' 0:value
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# Octal vector.
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add-highlighter shared/vhdl/code/ regex '[oO]"[01234567_]*"' 0:value
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# Hex vector.
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add-highlighter shared/vhdl/code/ regex '(?i)x"[0123456789abcdef_]*"' 0:value
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define-command -hidden vhdl-insert-on-new-line %[
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# Handle comment lines.
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evaluate-commands -itersel %[
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# Copy '--' comment prefix and following white spaces.
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try %[
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# <a-lt> is needed because of "Preserve previous line indent" command.
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try %[ execute-keys -draft k <a-x> s ^\h*--\h* <ret> y j <a-lt> gh P ]
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]
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]
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evaluate-commands -save-regs x %[
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# Save previous line indent in register x.
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try %[ execute-keys -draft k<a-x>s^\h+<ret>"xy ] catch %[ reg x '' ]
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# All "wisely add" commands share the same concept.
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# Only "end if" has extra comments.
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# Wisely add "end if;".
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evaluate-commands %[
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try %[
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# Validate previous line and that it is not closed yet.
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execute-keys -draft k<a-x> <a-k>^\h*(?i)((then|(.*:\h*)?if\b.*\bthen)$)<ret> J}iJ<a-x> <a-K>^<c-r>x(?i)(else|end|elsif)\b<ret>
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# Don't add for "if ... generate", it requires "end generate;".
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execute-keys -draft k<a-x> <a-K>(?i)\bgenerate\b<ret>
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execute-keys -draft o<c-r>xend<space>if<semicolon><esc>
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]
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]
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# Wisely add "end generate;".
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evaluate-commands %[
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try %[
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execute-keys -draft k<a-x> <a-k>^\h*(?i).*\bgenerate$<ret> J}iJ<a-x> <a-K>^<c-r>x(?i)(begin|end)<ret>
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# Don't add in case of comment line.
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execute-keys -draft k<a-x> <a-K>^\h*--<ret>
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execute-keys -draft o<c-r>xend<space>generate<semicolon><esc>
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]
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]
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# Wisely add "end case;".
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evaluate-commands %[
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try %[
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execute-keys -draft k<a-x> <a-k>^\h*(?i)(case|.*\h*:\h*case)\b<ret> J}iJ<a-x> <a-K>^<c-r>x(?i)end<ret>
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execute-keys -draft o<c-r>xend<space>case<semicolon><esc>
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]
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]
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# Wisely add "begin" and "end block;".
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evaluate-commands %[
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try %[
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execute-keys -draft k<a-x> <a-k>^\h*(?i)((block|.*:\h*block)\b)<ret> J}iJ<a-x> <a-K>^<c-r>x(?i)(begin|end)<ret>
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execute-keys -draft o<c-r>xbegin<ret><c-r>xend<space>block<semicolon><esc>
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]
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]
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# Wisely add "begin" and "end process;".
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evaluate-commands %[
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try %[
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execute-keys -draft k<a-x> <a-k>^\h*(?i)(.*:\h*)?(postponed\h+)?process\b<ret> J}iJ<a-x> <a-K>^<c-r>x(?i)(begin|end)<ret>
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execute-keys -draft o<c-r>xbegin<ret><c-r>xend<space>process<semicolon><esc>
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]
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]
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# Wisely add "end loop;".
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evaluate-commands %[
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try %[
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execute-keys -draft k<a-x> <a-k>^\h*(?i)(.*\bloop|.*\h*:\h*(for|loop))$<ret> J}iJ<a-x> <a-K>^<c-r>x(?i)(end)<ret>
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execute-keys -draft o<c-r>xend<space>loop<semicolon><esc>
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]
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]
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# Wisely add "end protected;".
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evaluate-commands %[
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try %[
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execute-keys -draft k<a-x> <a-k>^\h*(?i)(type\b.*\bis\h+protected)$<ret> J}iJ<a-x> <a-K>^<c-r>x(?i)(end)<ret>
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execute-keys -draft o<c-r>xend<space>protected<semicolon><esc>
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]
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]
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# Wisely add "end record;".
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evaluate-commands %[
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try %[
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execute-keys -draft k<a-x> <a-k>^\h*(?i)(type\b.*\bis\h+record\h*)$<ret> J}iJ<a-x> <a-K>^<c-r>x(?i)(end)<ret>
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execute-keys -draft o<c-r>xend<space>record<semicolon><esc>
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]
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]
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# Wisely add ");" for "type ... is (".
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evaluate-commands %[
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try %[
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execute-keys -draft k<a-x> <a-k>^\h*(?i)(type\b.*\bis\h+\(\h*)$<ret> J}iJ<a-x> <a-K>^<c-r>x(\))<ret>
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execute-keys -draft o<c-r>x)<semicolon><esc>
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]
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]
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# Wisely add "end entity;".
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evaluate-commands %[
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try %[
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execute-keys -draft k<a-x> <a-k>^(?i)\h*entity\b.*\bis$<ret> J}iJ<a-x> <a-K>^<c-r>x(?i)(begin|end)<ret>
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execute-keys -draft o<c-r>xend<space>entity<semicolon><esc>
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]
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]
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# Wisely add "begin" and "end function;".
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evaluate-commands %[
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try %[
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execute-keys -draft k<a-x> <a-k>^(?i)(\h*\)?\h*return\b.*\bis$)<ret> J}iJ<a-x> <a-K>^<c-r>x(?i)(begin|end)<ret>
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execute-keys -draft o<c-r>xbegin<ret><c-r>xend<space>function<semicolon><esc>
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]
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try %[
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execute-keys -draft k<a-x> <a-k>^(?i)(\h*((pure|impure)\h+)?function\b.*\bis$)<ret> J}iJ<a-x> <a-K>^<c-r>x(?i)(begin|end)<ret>
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execute-keys -draft o<c-r>xbegin<ret><c-r>xend<space>function<semicolon><esc>
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]
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]
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# Wisely add "begin" and "end procedure;".
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evaluate-commands %[
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try %[
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execute-keys -draft k<a-x> <a-k>^(?i)(\h*procedure\b.*\bis$)<ret> J}iJ<a-x> <a-K>^<c-r>x(?i)\b(begin|end)\b<ret>
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execute-keys -draft o<c-r>xbegin<ret><c-r>xend<space>procedure<semicolon><esc>
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]
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try %[
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execute-keys -draft k<a-x> <a-k>^(?i)\h*\)\h*\bis$<ret> J}iJ<a-x> <a-K>^<c-r>x(?i)\b(begin|end)\b<ret>
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# Verify that line with opening parenthesis contains "procedure" keyword.
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execute-keys -draft k<a-x> s\)<ret> <a-m><semicolon> <a-x><a-k> (?i)\bprocedure\b<ret>
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execute-keys -draft o<c-r>xbegin<ret><c-r>xend<space>procedure<semicolon><esc>
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]
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]
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# Wisely add "end package;".
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evaluate-commands %[
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try %[
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execute-keys -draft k<a-x> <a-k>^(?i)(package\b)<ret> J}iJ<a-x> <a-K>^<c-r>x(?i)(end)<ret>
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# Make sure it is not package body.
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execute-keys -draft k<a-x><a-K>(?i)\bbody\b<ret>
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execute-keys -draft oend<space>package<semicolon><esc>
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]
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]
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# Wisely add "end package body;".
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evaluate-commands %[
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try %[
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execute-keys -draft k<a-x> <a-k>^(?i)(package\h+body\b)<ret> J}iJ<a-x> <a-K>^<c-r>x(?i)(end)<ret>
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execute-keys -draft oend<space>package<space>body<semicolon><esc>
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]
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]
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# Wisely add "begin" and "end architecture;".
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evaluate-commands %[
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try %[
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execute-keys -draft k<a-x> <a-k>^(?i)\h*architecture\b<ret> J}iJ<a-x> <a-K>^<c-r>x(?i)(begin|end)<ret>
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execute-keys -draft o<c-r>xbegin<ret><c-r>xend<space>architecture<semicolon><esc>
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]
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]
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# Wisely add ");" for "port (".
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evaluate-commands %[
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try %[
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execute-keys -draft k<a-x> <a-k>^\h*(?i)port\h*\($<ret> J}iJ<a-x> <a-K>^<c-r>x(\)\;)<ret>
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execute-keys -draft o<c-r>x)<semicolon><esc>
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]
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]
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# Wisely add ");" for "port map (".
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evaluate-commands %[
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try %[
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execute-keys -draft k<a-x> <a-k>^\h*(?i)port\h+map\h*\($<ret> J}iJ<a-x> <a-K>^<c-r>x(\)\;)<ret>
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execute-keys -draft o<c-r>x)<semicolon><esc>
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]
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]
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# Wisely add ");" for "generic (".
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evaluate-commands %[
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try %[
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execute-keys -draft k<a-x> <a-k>^\h*(?i)generic\h*\($<ret> J}iJ<a-x> <a-K>^<c-r>x(\)\;)<ret>
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execute-keys -draft o<c-r>x)<semicolon><esc>
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]
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]
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# Wisely add ")" for "generic map (".
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evaluate-commands %[
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try %[
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execute-keys -draft k<a-x> <a-k>^\h*(?i)generic\h+map\h*\($<ret> J}iJ<a-x> <a-K>^<c-r>x(\))<ret>
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execute-keys -draft o<c-r>x)<esc>
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]
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]
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# Wisely add ") return ;" for "[pure|impure] function ... (".
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evaluate-commands %[
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try %[
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execute-keys -draft k<a-x> <a-k>^\h*(?i)(pure\b|impure\b)?\h*function\b.*\h*\($<ret> J}iJ<a-x> <a-K>^<c-r>x(\)\h*return.*)<ret>
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execute-keys -draft o<c-r>x)<space>return<space><semicolon><esc>
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]
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]
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# Wisely add ");" for "procedure ... (".
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evaluate-commands %[
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try %[
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execute-keys -draft k<a-x> <a-k>^\h*(?i)procedure\b.*\h*\($<ret> J}iJ<a-x> <a-K>^<c-r>x(\)\h*\;)<ret>
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execute-keys -draft o<c-r>x)<semicolon><esc>
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]
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]
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]
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]
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define-command -hidden vhdl-indent-on-new-line %{
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evaluate-commands -itersel %{
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# Align "then" to previous "if|elsif".
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evaluate-commands -itersel -save-regs x %[
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try %[
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execute-keys -draft k <a-x> <a-k> (?i)^\h*then$ <ret>
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try %[ execute-keys -draft <a-/>(?i)\b(if|elsif)\b<ret><a-x>s^\h+<ret>"xy ] catch %[ reg x '' ]
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try %[ execute-keys -draft k <a-x>s^\h+<ret>d ] catch %[ ]
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execute-keys -draft kgh i<c-r>x<esc>
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]
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]
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# Align "generate" to previous "if|for".
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evaluate-commands -itersel -save-regs x %[
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try %[
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execute-keys -draft k <a-x> <a-k> (?i)^\h*generate$ <ret>
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try %[ execute-keys -draft <a-/>(?i)\b(if|for)\b<ret><a-x>s^\h+<ret>"xy ] catch %[ reg x '' ]
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try %[ execute-keys -draft k <a-x>s^\h+<ret>d ] catch %[ ]
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execute-keys -draft kgh i<c-r>x<esc>
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]
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]
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# Preserve previous line indent.
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try %[ execute-keys -draft <semicolon> K <a-&> ]
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# Cleanup trailing whitespaces from previous line.
|
||
try %[ execute-keys -draft k <a-x> s \h+$ <ret> d ]
|
||
|
||
# Increase indent after some keywords.
|
||
try %[
|
||
execute-keys -draft k<a-x><a-k> (?i)\b(begin|block|else|for|generate|if|is|loop|process|protected|record|select|then)$ <ret>
|
||
# Does not indent if in comment line.
|
||
execute-keys -draft k<a-x><a-K>(?i)^\h*--<ret>
|
||
# Handle case line in a bit different way.
|
||
execute-keys -draft k<a-x><a-K>(?i)^\h*case\b<ret>
|
||
execute-keys -draft <semicolon> <a-gt>
|
||
]
|
||
|
||
# Add "when " and increase indent after "case ... is".
|
||
try %[
|
||
execute-keys -draft k<a-x><a-k> (?i)\h*case\b.*\h+is$ <ret>
|
||
# Don't indent if in comment line.
|
||
execute-keys -draft k<a-x><a-K>(?i)^\h*--<ret>
|
||
execute-keys -draft <semicolon>iwhen<space><esc><a-gt>
|
||
]
|
||
|
||
# Copy the indentation of the matching if.
|
||
try %{ execute-keys -draft <space> k <a-x> <a-k> ^\h*(elsif\b|else$) <ret> gh [c^\h*(\S*\h*:\h*)?if\b,\bend\sif\b <ret> <a-x> <a-S> 1<a-&> <space> j K <a-&> }
|
||
|
||
# Increase indent after some operators.
|
||
try %[ execute-keys -draft <semicolon> <space> k <a-x> <a-k> (\(|=>|<=|:=)$ <ret> j <a-gt> ]
|
||
}
|
||
}
|
||
|
||
define-command vhdl-indent-on-closing-parenthesis %[
|
||
evaluate-commands -itersel %[
|
||
# Decrease indent after ")" at the beginning of line.
|
||
try %[ execute-keys -draft <a-x> <a-k> (^\h+\)$) <ret> <a-lt> ]
|
||
]
|
||
]
|
||
|
||
§
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