From c149f14a1fa435c95efa5be6917f3428f85031a5 Mon Sep 17 00:00:00 2001
From: Christoffer Lerno <christoffer@aegik.com>
Date: Tue, 20 Jul 2021 15:01:04 +0200
Subject: [PATCH] Added iro grammar.

---
 resources/editor_plugins/iro/c3.iro | 377 ++++++++++++++++++++++++++++
 1 file changed, 377 insertions(+)
 create mode 100644 resources/editor_plugins/iro/c3.iro

diff --git a/resources/editor_plugins/iro/c3.iro b/resources/editor_plugins/iro/c3.iro
new file mode 100644
index 000000000..dd1a02590
--- /dev/null
+++ b/resources/editor_plugins/iro/c3.iro
@@ -0,0 +1,377 @@
+
+name                   = C3
+file_extensions []     = c3;
+
+################################################################
+## Constants
+################################################################
+
+__CONSTANT \= (_*[A-Z][A-Za-z0-9_]*)
+__IDENT \= _*[a-z][A-Za-z0-9_]*
+__TYPE \= _*[A-Z][A-Za-z0-9_]*[a-z][A-Za-z0-9_]*
+__SCOPE \= ([a-z]+::)*
+__USERTYPE \= _*[A-Z][A-Za-z0-9_]*[a-z][A-Za-z0-9_]*
+__BUILTIN_TYPE \= void|float|half|double|quad|long|ulong|int|short|char|uint|ushort|ichar|usize|isize|iptr|uptr|iptrdiff|uptrdiff
+################################################################
+## Styles
+################################################################
+
+styles [] {
+
+.comment : style {
+   color                 = #5F5A60
+   italic                = true
+   ace_scope             = comment
+   textmate_scope        = comment
+   pygments_scope        = Comment
+}
+
+.type : style {
+   color                = #AE81FF
+   pygments_scope        = Name.Class
+   textmate_scope       = entity.name.type
+}
+
+.string : style {
+   color                = #E6DB74
+   pygments_scope       = String.Double
+   textmate_scope       = string.quoted.double
+}
+
+.escaped_text : style {
+   color                = #AE81FF
+   pygments_scope       = String.Escape
+}
+.function_decl : style {
+   color                = #A6E22E
+   pygments_scope       = Name.Entity
+}
+
+.declare : style {
+   color                = #66D9EF
+   pygments_scope       = Keyword.Declaration
+}
+
+
+.function_call : style {
+   color                = #66D9EF
+   pygments_scope       = Name.Function
+}
+
+.type_builtin : style {
+   color                = #f92672
+   ace_scope             = keyword
+   textmate_scope        = keyword
+   pygments_scope        = Keyword.Type
+}
+
+.keyword_constant : style
+{
+   color                = #f92672
+   ace_scope             = keyword
+   textmate_scope        = keyword
+   pygments_scope        = Keyword.Constant
+}
+
+.keyword : style {
+   color                = #f92672
+   ace_scope             = keyword
+   textmate_scope        = keyword
+   pygments_scope        = Keyword
+}
+
+.constant : style {
+   color                = #AE81FF
+   textmate_scope       = constant
+   pygments_scope       = Name.Constant
+}
+
+
+
+.numeric : style {
+   color                 = #AE81FF
+   ace_scope             = constant.numeric
+   textmate_scope        = constant.numeric
+   pygments_scope        = Number
+}
+
+.punctuation : style {
+   color                 = #FD971F
+   ace_scope             = punctuation
+   textmate_scope        = punctuation
+   pygments_scope        = Punctuation
+}
+
+.compile_time : style {
+   color                = #908B25
+   pygments_scope       = Keyword.Pseudo
+}
+
+.variable : style {
+   color                = #f8f8f2
+   background_color     = #272822
+   pygments_scope       = Name
+}
+
+
+.text : style {
+   color                = #f8f8f2
+   background_color     = #272822
+   ace_scope             = text
+   textmate_scope        = text
+   pygments_scope        = String
+}
+
+.illegal : style {
+   color                 = white
+   background_color      = red
+   ace_scope             = invalid
+   textmate_scope        = invalid
+   pygments_scope        = Generic.Error
+}
+
+}
+
+#################################################
+## Parse contexts
+#################################################
+
+contexts [] {
+
+   top_level : context {
+      : include "parens";
+      : include "comment";
+      : include "constants";
+      : include "ct_keywords";
+      : include "decls";
+      : include "path";
+      : include "type";
+      : include "keywords";
+      : include "storage";
+      : include "call";
+      : include "identifier";
+      : include "kw_operators";
+      : include "operators";
+      : pattern {
+         regex    \= ([\.\;])
+         styles []  =  .punctuation;
+      }
+      : pattern {
+         regex    \= ([\@])
+         styles []  =  .keyword;
+      }
+   }
+
+   builtin_constants : context {
+      : pattern {
+         regex       \= (true|false|null)
+         styles []   = .keyword_constant;
+      }
+   }
+   constants : context {
+      : pattern {
+         regex       \= ($${__CONSTANT})
+         styles []   = .constant;
+      }
+   }
+   type : context {
+      : pattern {
+         regex       \= ($${__SCOPE})?($${__USERTYPE})
+         styles []   = .type;
+      }
+      : pattern {
+         regex       \= ($${__BUILTIN_TYPE})
+         styles []   = .type_builtin;
+      }
+   }
+   path : context {
+      : pattern {
+         regex    \= ([a-z][a-z_0-9]*)(\s*)(::)
+         styles []  =  .text, .text, .keyword;
+      }
+   }
+
+   call : context {
+      : pattern {
+         regex    \= ($${__IDENT}\s*)(\()
+         styles [] = .function_call, .text;
+      }
+   }
+
+   keywords : context {
+      : pattern {
+         regex       \= (import|for|foreach|return|else|if|default|switch|while|do|module|assert|distinct|break|nextcase|case|continue|defer)
+         styles []   = .keyword;
+      }
+   }
+   ct_keywords : context {
+      : pattern {
+         regex       \= (\$[a-zA-Z][a-z_A-Z0-9]*)
+         styles []   = .compile_time;
+      }
+   }
+   storage : context {
+      : pattern {
+         regex       \= (const|extern|static|private)
+         styles []   = .keyword;
+      }
+   }
+   identifier : context {
+      : pattern {
+         regex         \= ($${__IDENT})
+         styles []      = .variable;
+      }
+   }
+
+   operators : context {
+      : pattern {
+         regex       \= ([\*\=\/\%\<\>\,\:\^\&\!\|\~])
+         styles []      = .text;
+      }
+   }
+   kw_operators : context {
+      : pattern {
+         regex       \= ([\+\-])
+         styles []      = .text;
+      }
+   }
+
+   parens : context {
+      : pattern {
+         regex       \= ([\[\]\(\)\{\}])
+         styles []   = .text;
+      }
+   }
+
+   decls : context
+   {
+      : pattern {
+         regex       \= (func\s+)($${__SCOPE})?($${__USERTYPE})?($${__BUILTIN_TYPE})?(\s+$${__IDENT})
+         styles []   = .declare, .text, .text, .type, .type_builtin, .function_decl;
+      }
+      : pattern {
+         regex       \= (func\s+)($${__SCOPE})?($${__USERTYPE})?($${__BUILTIN_TYPE})?(\s+$${__IDENT})
+         styles []   = .declare, .text, .text, .type, .type_builtin, .function_decl;
+      }
+      : pattern {
+         regex       \= (enum|struct|errtype|union)(\s+)($${__USERTYPE})
+         styles[]    = .declare, .text, .function_decl;
+      }
+      : pattern {
+         regex       \= (struct|union|define)
+         styles[]    = .declare;
+      }
+   }
+
+   nested_comment : context {
+      : inline_push {
+         regex          \= (/\*)
+         styles []      = .comment;
+         : pop {
+            regex       \= (.*\*/)
+            styles []   = .comment;
+         }
+         : include "nested_comment";
+      }
+   }
+
+   comment : context {
+      : pattern {
+         regex          \= (//.*)
+         styles []      = .comment;
+      }
+      : include "nested_comment";
+   }
+
+
+main : context {
+
+
+   : include "top_level";
+   : pattern {
+      regex          \= (define|extern|if|module|import|func|struct|while|do|return|union|errtype)
+      styles []       = .keyword;
+   }
+
+   : include "numeric" ;
+
+   : inline_push {
+      regex          \= (\{)
+      styles []       = .punctuation;
+      : pop {
+         regex       \= (\})
+         styles []    = .punctuation;
+      }
+      : include "main" ;
+   }
+
+   : pattern {
+      regex          \= (;)
+      styles []       = .punctuation;
+   }
+
+   : inline_push {
+      regex          \= (\")
+      styles []      = .punctuation;
+      : pop {
+         regex       \= (\")
+         styles []    = .punctuation;
+      }
+      : pattern {
+         regex      \= (\\(?:\\|"))
+         styles [] = .escaped_text;
+      }
+      : pattern {
+         regex      \= ([^"\\]+)
+         styles [] = .string;
+      }
+   }
+
+
+   : include "multi_line_comment" ;
+
+   : pattern {
+      regex          \= (//.*)
+      styles []       = .comment;
+   }
+
+   : pattern {
+      regex          \= ([^\s])
+      styles []       = .illegal;
+   }
+
+}
+
+#################################################
+## End of Contexts
+#################################################
+
+###########################################
+## Numeric Context
+###########################################
+
+numeric : context {
+   : pattern {
+      regex          \= (\b\d+)
+      styles []       = .numeric;
+   }
+}
+
+###########################################
+## Multi Line Comment Context
+###########################################
+
+multi_line_comment : context {
+   description        = multiline
+   : inline_push {
+      regex          \= (/\*)
+      styles []       = .comment;
+      default_style   = .comment
+      : pop {
+         regex       \= (\*/)
+         styles []    = .comment;
+      }
+   }
+}
+
+}