feat: support percentage range (#9224)

lib/ProductOpener/Ingredients.pm

@@ -1830,6 +1830,7 @@ sub parse_ingredients_text_service ($product_ref, $updated_product_fields_ref) {
 	# $percent_or_quantity_regexp has 2 capturing group: one for the number, and one for the % sign or the unit
 	my $percent_or_quantity_regexp = '(?:' . "(?:$prepared_with )" . ' )?'    # optional produced with
 		. '(?:>|' . $max_regexp . '|<|' . $min_regexp . '|\s|\.|:)*'    # optional maximum, minimum, and separators
+		. '(?:\d+(?:[,.]\d+)?\s*-\s*?)?'    # number+hyphens, first part (10-) of "10-12%"
 		. '(\d+(?:(?:\,|\.)\d+)?)\s*'    # number, possibly with a dot or comma
 		. '(\%|g|gr|mg|kg|ml|cl|dl|l)\s*'    # % or unit
 		. '(?:' . $min_regexp . '|' . $max_regexp . '|'    # optional minimum, optional maximum
@@ -5794,6 +5795,8 @@ sub preparse_ingredients_text ($ingredients_lc, $text) {
 	# transform 0,2% into 0.2%
 	$text =~ s/(\d),(\d+)( )?(\%|g\b)/$1.$2\%/ig;
 	$text =~ s/—/-/g;
+	# transform 0,1-0.2% into 0.1-0.2%
+	$text =~ s/(\d),(\d+( )?-( )?\d)/$1.$2/ig;
 
 	# abbreviations, replace language specific abbreviations first
 	foreach my $abbreviations_lc ($ingredients_lc, "all") {

tests/unit/expected_test_results/ingredients_percent/percentage-range.json

@@ -0,0 +1,33 @@
+[
+   {
+      "id" : "en:pasteurised-whole-milk",
+      "labels" : "en:fair-trade",
+      "percent" : 74.3,
+      "percent_estimate" : 74.3,
+      "text" : "Lait entier pasteurisé"
+   },
+   {
+      "id" : "en:cane-sugar",
+      "percent" : 10,
+      "percent_estimate" : 10,
+      "text" : "sucre de canne"
+   },
+   {
+      "id" : "en:cream",
+      "percent" : 5.5,
+      "percent_estimate" : 5.5,
+      "text" : "crème"
+   },
+   {
+      "id" : "en:corn-starch",
+      "percent" : 5,
+      "percent_estimate" : 5,
+      "text" : "amidon de mais"
+   },
+   {
+      "id" : "en:coffee",
+      "percent_estimate" : 5.2,
+      "processing" : "en:freeze-dried",
+      "text" : "café"
+   }
+]

tests/unit/ingredients_percent.t

@@ -238,6 +238,14 @@ my @tests = (
 				"Lingon 50%*, socker*, vatten, förtjockningsmedel (pektin), surhetsreglerande medel (citronsyra). *KRAV-certifierad ekologisk ingrediens. Fruktmängd: 50g per 100g. Total mängd socker är 35 g per 100 g sylt. Fruktmängd: 52g per 100 g sylt. Bärmängd: 40 g bär per 100g. Total mängd socker: 45g per 100g sylt. Total mängd socker 44 g, varav tillsatt socker 41g per 100g sylt."
 		},
 	],
+	[
+		'percentage-range',
+		{
+			lc => "fr",
+			ingredients_text =>
+				"Lait entier pasteurisé équitable (73,4-74,3%), sucre de canne (9 - 10%), crème (5.1-5.5%), amidon de mais 4-5%, café lyophilisé."
+		},
+	],
 	# max sugar and salt from nutrition facts
 	[
 		'max-sugar-salt-nutrition-facts',