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/**
* Name: lua
* Description: Lua Programming Language template for Enscript.
* Author: Brent Fulgham <bfulgham@debian.org>
*/
lua_builtins =
/* Builtins */
/\b(assert|call|foreach|globals|print|require|to(number|string))\b/;
lua_keywords =
/* Keywords */
/\b(and|break|do|e(nd|lse(|if))|f(alse|or|unction)|i(f|n)|local\
|or|n(il|ot)|re(peat|turn)|t(hen|rue)|until|while\
)\b/;
state lua extends HighlightEntry
{
/* One line comments. */
/\-\-|^#!/ {
comment_face (true);
language_print ($0);
call (eat_one_line);
comment_face (false);
}
/* Keywords. */
lua_keywords {
keyword_face (true);
language_print ($0);
keyword_face (false);
}
/* Types. */
lua_builtins {
type_face (true);
language_print ($0);
type_face (false);
}
/* String constants. */
/\"/ {
string_face (true);
language_print ($0);
call (c_string);
string_face (false);
}
/* Character constants. */
/'.'|'\\\\.'/ {
string_face (true);
language_print ($0);
string_face (false);
}
/* Symbols, etc. */
/+|-|\*|=|!=|==|<|>|<=|>=|~=|!/ {
reference_face (true);
language_print ($0);
reference_face (false);
}
/* Class references */
/([ \t])*([a-zA-Z]+[, \ta-zA-Z0-9_]*):[^=]/ {
reference_face (true);
language_print ($0);
reference_face (false);
}
/*
* Function definitions, with args
* function fct_name (args...)
*/
/^([ \t]*function[ \t]+)([a-zA-Z_][a-zA-Z_:0-9]*)([ \t]*)(\([^)]*\)[ \t]*)[ \t]*$/ {
keyword_face (true);
language_print ($1);
keyword_face (false);
function_name_face (true);
face_on(face_bold_italic);
language_print ($2);
face_off(face_bold_italic);
function_name_face (false);
language_print(" ");
language_print ($3);
keyword_face (true);
language_print ($4);
keyword_face (false);
}
}
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