csv-filter: add --input-quote-char (#333)

Co-authored-by: Sutou Kouhei <kou@cozmixng.org>

Author: BurdetteLamar

bin/csv-filter

@@ -22,6 +22,11 @@ parser.on('--input-col-sep=SEPARATOR',
   options[:input_col_sep] = value
 end
 
+parser.on('--input-quote-char=SEPARATOR',
+          'Input quote character.') do |value|
+  options[:input_quote_char] = value
+end
+
 parser.on('--input-row-sep=SEPARATOR',
           'Input row separator string.') do |value|
   options[:input_row_sep] = value

test/csv/test_csv_filter.rb

@@ -78,6 +78,21 @@ def test_option_input_col_sep
                  run_csv_filter(csv, "--input-col-sep=:"))
   end
 
+  def test_option_input_quote_char
+    input_quote_char = "'"
+    csv_text = CSV.generate(quote_char: input_quote_char) do |csv|
+      csv << ['foo', 0]
+      csv << ["'bar'", 1]
+      csv << ['"baz"', 2]
+    end
+    expected = <<-EXPECTED
+foo,0
+'bar',1
+"""baz""",2
+    EXPECTED
+    assert_equal([expected, ""], run_csv_filter(csv_text, "--input-quote-char=#{input_quote_char}"))
+  end
+
   def test_option_input_row_sep
     csv = "aaa,bbb,ccc:ddd,eee,fff:"
     assert_equal(["aaa,bbb,ccc\nddd,eee,fff\n", ""],