corrected bug where escape codes didn't end properly

bug slipped through because that part of the spec had been commented out
while focusing on other development

.changelog_entries/6123d01cfe6b33654e12794527ec5118.json

@@ -0,0 +1 @@
+{"type":"Fixed","tickets":[],"description":"Corrected bug where the ends of escape sequences were not being correctly detected","tags":["bug"]}

spec/oho/converter_spec.cr

@@ -4,22 +4,22 @@ describe Oho::Converter do
   # TODO: Write tests
   default_options = {:background_color => "white",
                      :foreground_color => "black"}
-  # it "creates inline styles" do
-  #   c = Oho::Converter.new(default_options)
-  #   # STDERR.puts("\\033[31mhi\\033[0m")
-  #   test_string = "\033[31mhi\033[0m"
-  #   response, escape_code = c.process(test_string, nil)
-  #   # c.process(test_string).should(eq("<span class=\"red\">hi</span>"))
-  #   response.should(eq("<span style=\"color: red; \">hi</span>"))
-  #
-  # end
-  #
-  # it "handles escape codes that terminate on subsequent lines" do
-  #   c = Oho::Converter.new(default_options)
-  #   test_string = "\033[36mfoo\nbar\033[0m baz"
-  #   response, escape_code = c.process(test_string, nil)
-  #   response.should(eq("<span style=\"color: aqua; \">foo\n<br />bar</span><span style=\"\"> baz</span>"))
-  # end
+  it "creates inline styles" do
+    c = Oho::Converter.new(default_options)
+    # STDERR.puts("\\033[31mhi\\033[0m")
+    test_string = "\033[31mhi\033[0m"
+    response, escape_code = c.process(test_string, nil)
+    # c.process(test_string).should(eq("<span class=\"red\">hi</span>"))
+    response.should(eq("<span style=\"color: red; \">hi</span>"))
+
+  end
+
+  it "handles escape codes that terminate on subsequent lines" do
+    c = Oho::Converter.new(default_options)
+    test_string = "\033[36mfoo\nbar\033[0m baz"
+    response, escape_code = c.process(test_string, nil)
+    response.should(eq("<span style=\"color: aqua; \">foo\n<br />bar</span><span style=\"\"> baz</span>"))
+  end
   describe "#extract_next_escape_code" do
     # there are too damn many options to do a unit test for each one
     # looping over grouped arrays of them to make sure all are tested
@@ -34,6 +34,15 @@ describe Oho::Converter do
         code.class.should(eq(Oho::ColorEscapeCode))
       end
     end
+    it "stops at end of escape code" do
+      # test_string = "\033[31mhi\033[0m"
+      reader = Char::Reader.new("[31mhi\033[0m")
+      code, reader = c.extract_next_escape_code('[', reader)
+      reader.has_next?().should(eq(true))
+      reader.next_char.should(eq('h'))
+      code.as(Oho::EscapeCode).to_span(nil).should(eq("<span style=\"color: red; \">"))
+
+    end
     it "returs ColorEscapeCode for color codes" do
       seqs = [
        "[m", # same as 0n

src/oho/converter.cr

@@ -167,11 +167,12 @@ module Oho
 
       if first_char == '['
         zero_val_enders = ['H', 'f', 's', 'u', 'K']
-        val_enders = ['A', 'B', 'C', 'D', 's', 'h', 'l', 'p']
-        if seq_length = 2
+        val_enders = ['A', 'B', 'C', 'D', 's', 'h', 'l', 'p', 'm']
+        if seq_length == 2
           return true if zero_val_enders.includes? current_char
         elsif seq_length == 3
-          return true if current_char == 'j' # assuming prior was '2'
+          return true if ['j', 'm'].includes? current_char 
+          # if j assuming prior was '2'
         else # must be > 3
           return true if val_enders.includes? current_char
         end