From 24ab9d4343ad66edc13a8ae1eff00aee0195515b Mon Sep 17 00:00:00 2001
From: James Dugan <jdugan6240@vivaldi.net>
Date: Sun, 24 Sep 2023 17:03:07 -0600
Subject: [PATCH 2/2] Added odinlang support

---
 rc/filetype/odin.kak | 119 +++++++++++++++++++++++++++++++++++++++++++
 rc/tools/comment.kak |   2 +-
 2 files changed, 120 insertions(+), 1 deletion(-)
 create mode 100644 rc/filetype/odin.kak

diff --git a/rc/filetype/odin.kak b/rc/filetype/odin.kak
new file mode 100644
index 00000000..4f43deab
--- /dev/null
+++ b/rc/filetype/odin.kak
@@ -0,0 +1,119 @@
+hook global BufCreate .*\.odin %{
+    set-option buffer filetype odin
+}
+
+# Initialization
+# ‾‾‾‾‾‾‾‾‾‾‾‾‾‾
+
+hook global WinSetOption filetype=odin %{
+    require-module odin
+
+    set-option window static_words %opt{odin_static_words}
+
+    # cleanup trailing whitespaces when exiting insert mode
+    hook window ModeChange pop:insert:.* -group odin-trim-indent %{ try %{ execute-keys -draft xs^\h+$<ret>d } }
+    hook window InsertChar \n -group odin-insert odin-insert-on-new-line
+    hook window InsertChar \n -group odin-indent odin-indent-on-new-line
+    hook window InsertChar \{ -group odin-indent odin-indent-on-opening-curly-brace
+    hook window InsertChar \} -group odin-indent odin-indent-on-closing-curly-brace
+
+    hook -once -always window WinSetOption filetype=.* %{ remove-hooks window odin-.+ }
+}
+
+hook -group odin-highlight global WinSetOption filetype=odin %{
+    add-highlighter window/odin ref odin
+    hook -once -always window WinSetOption filetype=.* %{ remove-highlighter window/odin }
+}
+
+provide-module odin %§
+
+add-highlighter shared/odin regions
+add-highlighter shared/odin/code default-region group
+add-highlighter shared/odin/string region %{(?<!')"} %{(?<!\\)(\\\\)*"} fill string
+add-highlighter shared/odin/rawstring region ` ` fill string
+add-highlighter shared/odin/character region %{'} %{(?<!\\)'} fill value
+
+add-highlighter shared/odin/comment region -recurse /\* /\* \*/ fill comment
+add-highlighter shared/odin/inline_documentation region /// $ fill documentation
+add-highlighter shared/odin/line_comment region // $ fill comment
+
+add-highlighter shared/odin/code/ regex "(?<!\w)@\w+\b" 0:meta
+
+# Commands
+# ‾‾‾‾‾‾‾‾
+
+define-command -hidden odin-insert-on-new-line %[
+    # copy // comments prefix and following white spaces
+    try %{ execute-keys -draft <semicolon><c-s>kx s ^\h*\K/{2,}\h* <ret> y<c-o>P<esc> }
+]
+
+define-command -hidden odin-indent-on-new-line %<
+	evaluate-commands -draft -itersel %=
+        # preserve previous line indent
+        try %{ execute-keys -draft <semicolon>K<a-&> }
+        # indent after lines ending with { or (
+        try %[ execute-keys -draft kx <a-k> [{(]\h*$ <ret> j<a-gt> ]
+        # cleanup trailing white spaces on the previous line
+        try %{ execute-keys -draft kx s \h+$ <ret>d }
+        # align to opening paren of previous line
+        try %{ execute-keys -draft [( <a-k> \A\([^\n]+\n[^\n]*\n?\z <ret> s \A\(\h*.|.\z <ret> '<a-;>' & }
+        # indent after a switch's case/default statements
+        try %[ execute-keys -draft kx <a-k> ^\h*(case|default).*:$ <ret> j<a-gt> ]
+        # indent after keywords
+        try %[ execute-keys -draft <semicolon><a-F>)MB <a-k> \A(if|else|while|for|try|catch)\h*\(.*\)\h*\n\h*\n?\z <ret> s \A|.\z <ret> 1<a-&>1<a-,><a-gt> ]
+        # deindent closing brace(s) when after cursor
+        try %[ execute-keys -draft x <a-k> ^\h*[})] <ret> gh / [})] <ret> m <a-S> 1<a-&> ]
+    =
+>
+
+define-command -hidden odin-indent-on-opening-curly-brace %[
+    # align indent with opening paren when { is entered on a new line after the closing paren
+    try %[ execute-keys -draft -itersel h<a-F>)M <a-k> \A\(.*\)\h*\n\h*\{\z <ret> s \A|.\z <ret> 1<a-&> ]
+]
+
+define-command -hidden odin-indent-on-closing-curly-brace %[
+    # align to opening curly brace when alone on a line
+    try %[ execute-keys -itersel -draft <a-h><a-k>^\h+\}$<ret>hms\A|.\z<ret>1<a-&> ]
+]
+
+evaluate-commands %sh{
+    values='false true nil ---'
+    types='bool b8 b16 b32 b64
+           int  i8 i16 i32 i64 i128
+           uint u8 u16 u32 u64 u128 uintptr
+           i16le i32le i64le i128le u16le u32le u64le u128le
+           i16be i32be i64be i128be u16be u32be u64be u128be
+           f16 f32 f64
+           f16le f32le f64le
+           f16be f32be f64be
+           complex32 complex64 complex128
+           quaternion64 quaternion128 quaternion256
+           rune
+           string cstring
+           rawptr
+           typeid
+           any'
+    keywords='asm auto_cast bit_set break case cast context continue defer distinct do dynamic else enum
+              fallthrough for foreign if import in map not_in or_else or_return package proc return struct
+              switch transmute typeid union using when where'
+    attributes=''
+    # ---------------------------------------------------------------------------------------------- #
+    join() { sep=$2; eval set -- $1; IFS="$sep"; echo "$*"; }
+    # ---------------------------------------------------------------------------------------------- #
+    add_highlighter() { printf "add-highlighter shared/odin/code/ regex %s %s\n" "$1" "$2"; }
+    # ---------------------------------------------------------------------------------------------- #
+    add_word_highlighter() {
+      while [ $# -gt 0 ]; do
+          words=$1 face=$2; shift 2
+          regex="\\b($(join "${words}" '|'))\\b"
+          add_highlighter "$regex" "1:$face"
+      done
+    }
+    # ---------------------------------------------------------------------------------------------- #
+    printf %s\\n "declare-option str-list odin_static_words $(join "${values} ${types} ${keywords} ${attributes} ${modules}" ' ')"
+    # ---------------------------------------------------------------------------------------------- #
+    add_word_highlighter "$values" "value" "$types" "type" "$keywords" "keyword" "$attributes" "attribute"
+    # ---------------------------------------------------------------------------------------------- #
+}
+
+§
diff --git a/rc/tools/comment.kak b/rc/tools/comment.kak
index 3693b127..8ebe088f 100644
--- a/rc/tools/comment.kak
+++ b/rc/tools/comment.kak
@@ -16,7 +16,7 @@ hook global BufSetOption filetype=asciidoc %{
     set-option buffer comment_block_end '////'
 }
 
-hook global BufSetOption filetype=(c|cpp|dart|gluon|go|java|javascript|objc|php|protobuf|rust|sass|scala|scss|swift|typescript|groovy) %{
+hook global BufSetOption filetype=(c|cpp|dart|gluon|go|java|javascript|objc|odin|php|protobuf|rust|sass|scala|scss|swift|typescript|groovy) %{
     set-option buffer comment_line '//'
     set-option buffer comment_block_begin '/*'
     set-option buffer comment_block_end '*/'