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/**
* Name: erlang
* Description: Erlang programming language.
* Author: Sean Hinde
*/
/* Erlang atom: ([a-z][a-zA-Z0-9_]*|\'[^\n]*\') */
state erlang extends HighlightEntry
{
/* Comments */
/%/ {
comment_face (true);
language_print ($0);
call (eat_one_line);
comment_face (false);
}
/* String constants. */
/\"/ {
string_face (true);
language_print ($0);
call (c_string);
string_face (false);
}
/* Special -record(rec_name, {}). pre-processor case */
/(-record)(\([ \t]*)([a-z][a-zA-Z0-9_]*|\'[^\n]*\')/ {
reference_face (true);
language_print ($1);
reference_face (false);
language_print ($2);
type_face (true);
language_print ($3);
type_face (false);
}
/* Special -define(Alter, "Hello"). pre-processor case */
/(-define)(\([
\t]*)([a-z][a-zA-Z0-9_]*|\'[^\n]*\'|[A-Z_][a-zA-Z0-9_]*)/ {
reference_face (true);
language_print ($1);
reference_face (false);
language_print ($2);
builtin_face (true);
language_print ($3);
builtin_face (false);
}
/* Pre-processor lines. */
/^-([a-z][a-zA-Z0-9_]*)/ {
reference_face (true);
language_print ($0);
reference_face (false);
}
/* Defines */
/(\?)([a-z][a-zA-Z0-9_]*|\'[^\n]*\'|[A-Z_][a-zA-Z0-9_]*)/ {
language_print ($1);
builtin_face (true);
language_print ($2);
builtin_face (false);
}
/* Records */
/(#)([a-z][a-zA-Z0-9_]*|\'[^\n]*\')/ {
language_print ($1);
type_face (true);
language_print ($2);
type_face (false);
}
/* Keywords.
'(after begin case try catch end fun if of receive when)
Regexp taken from emacs Erlang mode R9C
*/
/\b(a(fter|ndalso)|begin|c(atch|ase)\
|end|fun|if|o(f|relse)|receive|try|when\
|query)\b/ {
keyword_face (true);
language_print ($0);
keyword_face (false);
}
/* Guards.
Regexp taken from emacs Erlang mode R9C
*/
/\b((is_)*(atom|function|binary|constant|float\
|integer|list|number|p(id|ort)\
|re(ference|cord)|tuple))\b/ {
builtin_face (true);
language_print ($0);
builtin_face (false);
}
/* Built in functions */
/\b(a(bs|live|pply|tom_to_list)\
|binary_to_(list|term)\
|concat_binary|d(ate|isconnect_node)\
|e(lement|rase|xit)\
|float(|_to_list)\
|g(arbage_collect|et(|_keys)|roup_leader)\
|h(alt|d)\
|i(nte(ger_to_list|rnal_bif)|s_alive)\
|l(ength|i(nk|st_to_(atom|binary|float|integer\
|pid|tuple)))\
|make_ref|no(de(|_(link|unlink)|s)|talive)\
|open_port\
|p(id_to_list|rocess(_(flag|info)|es)|ut)\
|r(egister(|ed)|ound)\
|s(e(lf|telement)|ize\
|p(awn(|_link)|lit_binary)|tatistics)\
|t(erm_to_binary|hrow|ime|l\
|r(ace|unc)|uple_to_list)\
|un(link|register)|whereis)\b/ {
keyword_face (true);
language_print ($0);
keyword_face (false);
}
/*
* Function definitions.
*/
/^([a-z][a-zA-Z0-9_]*|'[^\n]*')/ {
function_name_face (true);
language_print ($1);
function_name_face (false);
language_print ($2);
}
/* Atom like strings */
/('[^\n]*')/ {
string_face (true);
language_print ($0);
string_face (false);
}
/* Characters */
/(\$.)/ {
string_face (true);
language_print ($0);
string_face (false);
}
/* Variable Names */
/* /([\{\(\,\[ \t]+)([A-Z_][a-zA-Z0-9_]*)/ { */
/([^a-z0-9_\"])([A-Z_][a-zA-Z0-9_]*)/ {
language_print ($1);
variable_name_face (true);
language_print ($2);
variable_name_face (false);
}
}
/*
Local variables:
mode: erlang
End:
*/
|
