kakoune/rc/filetype/python.kak
2019-04-04 04:46:20 +02:00

149 lines
8.2 KiB
Plaintext

# http://python.org
# ‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾
# Detection
# ‾‾‾‾‾‾‾‾‾
hook global BufCreate .*[.](py) %{
set-option buffer filetype python
}
# Highlighters & Completion
# ‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾
add-highlighter shared/python regions
add-highlighter shared/python/code default-region group
add-highlighter shared/python/docstring region -match-capture ("""|''') ("""|''') regions
add-highlighter shared/python/double_string region '"' (?<!\\)(\\\\)*" fill string
add-highlighter shared/python/single_string region "'" (?<!\\)(\\\\)*' fill string
add-highlighter shared/python/comment region '#' '$' fill comment
# Integer formats
add-highlighter shared/python/code/ regex '(?i)\b0b[01]+l?\b' 0:value
add-highlighter shared/python/code/ regex '(?i)\b0x[\da-f]+l?\b' 0:value
add-highlighter shared/python/code/ regex '(?i)\b0o?[0-7]+l?\b' 0:value
add-highlighter shared/python/code/ regex '(?i)\b([1-9]\d*|0)l?\b' 0:value
# Float formats
add-highlighter shared/python/code/ regex '\b\d+[eE][+-]?\d+\b' 0:value
add-highlighter shared/python/code/ regex '(\b\d+)?\.\d+\b' 0:value
add-highlighter shared/python/code/ regex '\b\d+\.' 0:value
# Imaginary formats
add-highlighter shared/python/code/ regex '\b\d+\+\d+[jJ]\b' 0:value
add-highlighter shared/python/docstring/ default-region fill string
add-highlighter shared/python/docstring/ region '>>> \K' '\z' ref python
add-highlighter shared/python/docstring/ region '\.\.\. \K' '\z' ref python
evaluate-commands %sh{
# Grammar
values="True|False|None|self|inf"
meta="import|from"
# attributes and methods list based on https://docs.python.org/3/reference/datamodel.html
attributes="__annotations__|__closure__|__code__|__defaults__|__dict__|__doc__"
attributes="${attributes}|__globals__|__kwdefaults__|__module__|__name__|__qualname__"
methods="__abs__|__add__|__aenter__|__aexit__|__aiter__|__and__|__anext__"
methods="${methods}|__await__|__bool__|__bytes__|__call__|__complex__|__contains__"
methods="${methods}|__del__|__delattr__|__delete__|__delitem__|__dir__|__divmod__"
methods="${methods}|__enter__|__eq__|__exit__|__float__|__floordiv__|__format__"
methods="${methods}|__ge__|__get__|__getattr__|__getattribute__|__getitem__"
methods="${methods}|__gt__|__hash__|__iadd__|__iand__|__ifloordiv__|__ilshift__"
methods="${methods}|__imatmul__|__imod__|__imul__|__index__|__init__"
methods="${methods}|__init_subclass__|__int__|__invert__|__ior__|__ipow__"
methods="${methods}|__irshift__|__isub__|__iter__|__itruediv__|__ixor__|__le__"
methods="${methods}|__len__|__length_hint__|__lshift__|__lt__|__matmul__"
methods="${methods}|__missing__|__mod__|__mul__|__ne__|__neg__|__new__|__or__"
methods="${methods}|__pos__|__pow__|__radd__|__rand__|__rdivmod__|__repr__"
methods="${methods}|__reversed__|__rfloordiv__|__rlshift__|__rmatmul__|__rmod__"
methods="${methods}|__rmul__|__ror__|__round__|__rpow__|__rrshift__|__rshift__"
methods="${methods}|__rsub__|__rtruediv__|__rxor__|__set__|__setattr__"
methods="${methods}|__setitem__|__set_name__|__slots__|__str__|__sub__"
methods="${methods}|__truediv__|__xor__"
# built-in exceptions https://docs.python.org/3/library/exceptions.html
exceptions="ArithmeticError|AssertionError|AttributeError|BaseException|BlockingIOError"
exceptions="${exceptions}|BrokenPipeError|BufferError|BytesWarning|ChildProcessError"
exceptions="${exceptions}|ConnectionAbortedError|ConnectionError|ConnectionRefusedError"
exceptions="${exceptions}|ConnectionResetError|DeprecationWarning|EOFError|Exception"
exceptions="${exceptions}|FileExistsError|FileNotFoundError|FloatingPointError|FutureWarning"
exceptions="${exceptions}|GeneratorExit|ImportError|ImportWarning|IndentationError"
exceptions="${exceptions}|IndexError|InterruptedError|IsADirectoryError|KeyboardInterrupt"
exceptions="${exceptions}|KeyError|LookupError|MemoryError|ModuleNotFoundError|NameError"
exceptions="${exceptions}|NotADirectoryError|NotImplementedError|OSError|OverflowError"
exceptions="${exceptions}|PendingDeprecationWarning|PermissionError|ProcessLookupError"
exceptions="${exceptions}|RecursionError|ReferenceError|ResourceWarning|RuntimeError"
exceptions="${exceptions}|RuntimeWarning|StopAsyncIteration|StopIteration|SyntaxError"
exceptions="${exceptions}|SyntaxWarning|SystemError|SystemExit|TabError|TimeoutError|TypeError"
exceptions="${exceptions}|UnboundLocalError|UnicodeDecodeError|UnicodeEncodeError|UnicodeError"
exceptions="${exceptions}|UnicodeTranslateError|UnicodeWarning|UserWarning|ValueError|Warning"
exceptions="${exceptions}|ZeroDivisionError"
# Keyword list is collected using `keyword.kwlist` from `keyword`
keywords="and|as|assert|async|await|break|class|continue|def|del|elif|else|except|exec"
keywords="${keywords}|finally|for|global|if|in|is|lambda|nonlocal|not|or|pass|print"
keywords="${keywords}|raise|return|try|while|with|yield"
types="bool|buffer|bytearray|bytes|complex|dict|file|float|frozenset|int"
types="${types}|list|long|memoryview|object|set|str|tuple|unicode|xrange"
functions="abs|all|any|ascii|bin|breakpoint|callable|chr|classmethod|compile|complex"
functions="${functions}|delattr|dict|dir|divmod|enumerate|eval|exec|filter"
functions="${functions}|format|frozenset|getattr|globals|hasattr|hash|help"
functions="${functions}|hex|id|__import__|input|isinstance|issubclass|iter"
functions="${functions}|len|locals|map|max|memoryview|min|next|oct|open|ord"
functions="${functions}|pow|print|property|range|repr|reversed|round"
functions="${functions}|setattr|slice|sorted|staticmethod|sum|super|type|vars|zip"
# Add the language's grammar to the static completion list
printf %s\\n "hook global WinSetOption filetype=python %{
set-option window static_words ${values} ${meta} ${attributes} ${methods} ${exceptions} ${keywords} ${types} ${functions}
}" | tr '|' ' '
# Highlight keywords
printf %s "
add-highlighter shared/python/code/ regex '\b(${values})\b' 0:value
add-highlighter shared/python/code/ regex '\b(${meta})\b' 0:meta
add-highlighter shared/python/code/ regex '\b(${attribute})\b' 0:attribute
add-highlighter shared/python/code/ regex '\bdef\s+(${methods})\b' 1:function
add-highlighter shared/python/code/ regex '\b(${exceptions})\b' 0:function
add-highlighter shared/python/code/ regex '\b(${keywords})\b' 0:keyword
add-highlighter shared/python/code/ regex '\b(${functions})\b\(' 1:builtin
add-highlighter shared/python/code/ regex '\b(${types})\b' 0:type
add-highlighter shared/python/code/ regex '@[\w_]+\b' 0:attribute
"
}
add-highlighter shared/python/code/ regex (?<=[\w\s\d'"_])(<=|<<|>>|>=|<>|<|>|!=|==|\||\^|&|\+|-|\*\*|\*|//|/|%|~) 0:operator
add-highlighter shared/python/code/ regex (?<=[\w\s\d'"_])((?<![=<>!])=(?![=])|[+*-]=) 0:builtin
# Commands
# ‾‾‾‾‾‾‾‾
define-command -hidden python-indent-on-new-line %{
evaluate-commands -draft -itersel %{
# copy '#' comment prefix and following white spaces
try %{ execute-keys -draft k <a-x> s ^\h*#\h* <ret> y jgh P }
# preserve previous line indent
try %{ execute-keys -draft \; K <a-&> }
# cleanup trailing whitespaces from previous line
try %{ execute-keys -draft k <a-x> s \h+$ <ret> d }
# indent after line ending with :
try %{ execute-keys -draft <space> k <a-x> <a-k> :$ <ret> j <a-gt> }
}
}
# Initialization
# ‾‾‾‾‾‾‾‾‾‾‾‾‾‾
hook -group python-highlight global WinSetOption filetype=python %{
add-highlighter window/python ref python
hook -once -always window WinSetOption filetype=.* %{ remove-highlighter window/python }
}
hook global WinSetOption filetype=python %{
hook window InsertChar \n -group python-indent python-indent-on-new-line
# cleanup trailing whitespaces on current line insert end
hook window ModeChange insert:.* -group python-trim-indent %{ try %{ execute-keys -draft \; <a-x> s ^\h+$ <ret> d } }
hook -once -always window WinSetOption filetype=.* %{ remove-hooks window python-.+ }
}