Attempt to improve the multicharacter detection code.

internal/punctuation/text_processing_test.go

@@ -28,13 +28,17 @@ func TestTextSubstitutionsAndBoundaries(t *testing.T) {
 		{"#### ####", "4 number 4 number"},
 		{"##### title #####", "5 number title 5 number"},
 		{"////", "4 slash"},
+		{"[#####]", " 5 number "},
+		{"(#####)", " 5 number "},
+		{"{#####}", " 5 number "},
+		{"<#####>", " 5 number "},
 		{"Oo", "WTF?"},
 	} {
 		if got := processor.Process_text(trial.text, "some", options); got != trial.want {
 			t.Errorf("%q: %q, want %q", trial.text, got, trial.want)
 		}
 	}
-	for _, text := range []string{"hello :)!", "path/to:)file", "https://example.invalid/:)", "https://example.invalid/:-/", "(o_O)", "###", "##--##", "a####b", "../....", "https://example.invalid/####", "10000", "aaaa", "🙂🙂🙂🙂", ""} {
+	for _, text := range []string{"hello :)!", "path/to:)file", "https://example.invalid/:)", "https://example.invalid/:-/", "(o_O)", "###", "##--##", "a####b", "../....", "https://example.invalid/####", "10000", "aaaa", "🙂🙂🙂🙂", "", "[]", "[###]", "[####)", "[##--##]", "[a####b]", "[../....]", "[https://example.invalid/####]"} {
 		for _, level := range Levels() {
 			if got, want := processor.Process_text(text, level, options), processor.Text(text, level); got != want {
 				t.Errorf("%q, %s changed ordinary processing: %q, want %q", text, level, got, want)
@@ -101,6 +105,30 @@ func TestSubstitutionOptionsAndProfileNames(t *testing.T) {
 	}
 }
 
+func TestBracketedRepeatedSymbolsRespectOptionsAndLevels(t *testing.T) {
+	processor, _, err := Load([]string{"../../config/punctuation/default.toml"})
+	if err != nil {
+		t.Fatal(err)
+	}
+	for _, level := range Levels() {
+		for _, options := range []TextOptions{
+			{},
+			{Emoticons: true},
+			{RepeatedSymbols: true, RepeatedSymbolsMin: 1},
+			{RepeatedSymbols: true, RepeatedSymbolsMin: 6},
+			{RepeatedSymbols: true, RepeatedSymbolsMin: 4},
+		} {
+			want := processor.Text("[#####]", level)
+			if options.RepeatedSymbols && options.RepeatedSymbolsMin == 4 && level != "none" {
+				want = processor.Text("[", level) + "5 number" + processor.Text("]", level)
+			}
+			if got := processor.Process_text("[#####]", level, options); got != want {
+				t.Errorf("level %s, options %+v: got %q, want %q", level, options, got, want)
+			}
+		}
+	}
+}
+
 func TestTextSubstitutionTranslationsAndFieldOrder(t *testing.T) {
 	root := t.TempDir()
 	directory := filepath.Join(root, "xx", "LC_MESSAGES")