kakoune/rc/extra/toml.kak

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# https://github.com/toml-lang/toml/tree/v0.4.0
# ‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾
# Detection
# ‾‾‾‾‾‾‾‾‾
hook global BufCreate .*\.(toml) %{
set-option buffer filetype toml
}
# Highlighters
# ‾‾‾‾‾‾‾‾‾‾‾‾
add-highlighter shared/toml regions
add-highlighter shared/toml/code default-region group
add-highlighter shared/toml/comment region '#' $ fill comment
add-highlighter shared/toml/string1 region '"""' (?<!\\)(\\\\)*""" fill string
add-highlighter shared/toml/string2 region "'''" "'''" fill string
add-highlighter shared/toml/string3 region '"' (?<!\\)(\\\\)*" fill string
add-highlighter shared/toml/string4 region "'" "'" fill string
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add-highlighter shared/toml/code/ regex \
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"^\h*\[\[?([A-Za-z0-9._-]*)\]\]?" 1:title
add-highlighter shared/toml/code/ regex \
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(?<!\w)[+-]?[0-9](_?\d)*(\.[0-9](_?\d)*)?([eE][+-]?[0-9](_?\d)*)?\b 0:value
add-highlighter shared/toml/code/ regex \
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true|false 0:value
add-highlighter shared/toml/code/ regex \
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'\d{4}-\d{2}-\d{2}[Tt ]\d{2}:\d{2}:\d{2}(.\d+)?([Zz]|[+-]\d{2}:\d{2})' 0:value
# Commands
# ‾‾‾‾‾‾‾‾
define-command -hidden toml-filter-around-selections %{
# remove trailing white spaces
try %{ execute-keys -draft -itersel <a-x> s \h+$ <ret> d }
}
define-command -hidden toml-indent-on-new-line %{
evaluate-commands -draft -itersel %{
# copy comment prefix and following white spaces
try %{ execute-keys -draft k <a-x> s ^\h*\K#\h* <ret> y gh j P }
# preserve previous line indent
try %{ execute-keys -draft \; K <a-&> }
# filter previous line
try %{ execute-keys -draft k : toml-filter-around-selections <ret> }
}
}
# Initialization
# ‾‾‾‾‾‾‾‾‾‾‾‾‾‾
hook -group toml-highlight global WinSetOption filetype=toml %{
add-highlighter window/toml ref toml
hook -once -always window WinSetOption filetype=.* %{ remove-highlighter window/toml }
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}
hook global WinSetOption filetype=toml %{
hook window ModeChange insert:.* -group toml-hooks toml-filter-around-selections
hook window InsertChar \n -group toml-indent toml-indent-on-new-line
hook -once -always window WinSetOption filetype=.* %{ remove-hooks window toml-.+ }
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}