--- parser3/src/main/pa_dictionary.C	2004/02/11 15:33:15	1.22
+++ parser3/src/main/pa_dictionary.C	2024/09/07 16:30:26	1.31
@@ -1,47 +1,55 @@
 /**	@file
 	Parser: dictionary class  impl.
 
-	Copyright (c) 2001-2004 ArtLebedev Group (http://www.artlebedev.com)
-	Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru)
+	Copyright (c) 2001-2023 Art. Lebedev Studio (http://www.artlebedev.com)
+	Authors: Konstantin Morshnev <moko@design.ru>, Alexandr Petrosian <paf@design.ru>
 */
 
-static const char * const IDENT_DICTIONARY_C="$Date: 2004/02/11 15:33:15 $";
-
 #include "pa_dictionary.h"
 #include "pa_exception.h"
 
-// could not make this static: gcc complains "prev decl was extern"
-void pa_dictionary_add_first(Table::element_type row, Dictionary* self) {
-	// get a=>b values
-	const String* a=row->get(0);
-	// empty 'a' check
-	if(a->is_empty()) {
-		throw Exception("parser.runtime",
-			0, //&a, 
-			"dictionary table 'from' column elements must not be empty");
-	}
-	const String* b;
-	if(row->count()>1) { // are there any b?
-		b=row->get(1);
-		if(b->is_empty())
-			b=0;
-	} else
-		b=0;
-
-	// record simplier 'a' for quick comparisons in 'starts' extremely-tight-callback
-	self->substs+=Dictionary::Subst(a->cstr(), b);
-
-	unsigned char c=(unsigned char)a->first_char();
-	if(!self->starting_line_of[c])
-		self->starting_line_of[c]=self->constructor_line;
+volatile const char * IDENT_PA_DICTIONARY_C="$Id: pa_dictionary.C,v 1.31 2024/09/07 16:30:26 moko Exp $" IDENT_PA_DICTIONARY_H;
 
-	self->constructor_line++;
-}
 Dictionary::Dictionary(Table& atable): substs(atable.count()) {
 	// clear starting_lines
 	memset(starting_line_of, 0, sizeof(starting_line_of));
 	// grab first letters of first column of a table
-	constructor_line=1;  atable.for_each(pa_dictionary_add_first, this);
+	constructor_line=1;
+
+	for(Array_iterator<ArrayString*> i(atable); i; ) {
+		ArrayString* row=i.next();
+
+		append_subst(
+			row->get(0),
+			(row->count()>1) ? row->get(1) : 0,
+			"dictionary table 'from' column elements must not be empty"
+		);
+	}
+}
+
+Dictionary::Dictionary(const String& from, const String& to): substs(1) {
+	// clear starting_lines
+	memset(starting_line_of, 0, sizeof(starting_line_of));
+	constructor_line=1;
+
+	append_subst(&from, &to);
+}
+
+
+void Dictionary::append_subst(const String* from, const String* to, const char* exception_cstr) {
+	if(from->is_empty())
+		throw Exception(PARSER_RUNTIME,
+			0,
+			exception_cstr ? exception_cstr : "'from' must not be empty");
+
+	// record simplier 'from' for quick comparisons in 'starts' extremely-tight-callback
+	substs+=Dictionary::Subst(from->cstr(), (to && !to->is_empty()) ? to : 0);
+
+	unsigned char c=(unsigned char)from->first_char();
+	if(!starting_line_of[c])
+		starting_line_of[c]=constructor_line;
+
+	constructor_line++;
 }
 
 #ifndef DOXYGEN