Fix ToRdoc#accept_table (#1184)

Author: tompng

lib/rdoc/markup/to_rdoc.rb

@@ -249,8 +249,8 @@ def accept_verbatim verbatim
   # Adds +table+ to the output
 
   def accept_table header, body, aligns
-    widths = header.zip(body) do |h, b|
-      [h.size, b.size].max
+    widths = header.zip(*body).map do |cols|
+      cols.map(&:size).max
     end
     aligns = aligns.map do |a|
       case a
@@ -262,12 +262,12 @@ def accept_table header, body, aligns
         :rjust
       end
     end
-    @res << header.zip(widths, aligns) do |h, w, a|
+    @res << header.zip(widths, aligns).map do |h, w, a|
       h.__send__(a, w)
     end.join("|").rstrip << "\n"
     @res << widths.map {|w| "-" * w }.join("|") << "\n"
     body.each do |row|
-      @res << row.zip(widths, aligns) do |t, w, a|
+      @res << row.zip(widths, aligns).map do |t, w, a|
         t.__send__(a, w)
       end.join("|").rstrip << "\n"
     end

test/rdoc/support/text_formatter_test_case.rb

@@ -99,6 +99,23 @@ def test_accept_paragraph_wrap
         accept_paragraph_wrap
       end
 
+      ##
+      # Test case that calls <tt>@to.accept_table</tt>
+
+      def test_accept_table_align
+        header = ['AA', 'BB', 'CCCCC']
+        body = [
+          ['', 'bbb', 'c'],
+          ['aaaa', 'b', ''],
+          ['a', '', 'cc']
+        ]
+        aligns = [nil, :left, :right]
+        @to.start_accepting
+        @to.accept_table header, body, aligns
+
+        accept_table_align
+      end
+
       ##
       # Test case that calls <tt>@to.attributes</tt> with an escaped
       # cross-reference.  If this test doesn't pass something may be very

test/rdoc/test_rdoc_markup_to_ansi.rb

@@ -348,6 +348,17 @@ def list_verbatim
     assert_equal expected, @to.end_accepting
   end
 
+  def accept_table_align
+    expected = "\e[0m" + <<-EXPECTED
+ AA |BB |CCCCC
+----|---|-----
+    |bbb|    c
+aaaa|b  |
+ a  |   |   cc
+    EXPECTED
+    assert_equal expected, @to.end_accepting
+  end
+
   # functional test
   def test_convert_list_note
     note_list = <<-NOTE_LIST

test/rdoc/test_rdoc_markup_to_bs.rb

@@ -349,4 +349,15 @@ def list_verbatim
     assert_equal expected, @to.end_accepting
   end
 
+  def accept_table_align
+    expected = <<-EXPECTED
+ AA |BB |CCCCC
+----|---|-----
+    |bbb|    c
+aaaa|b  |
+ a  |   |   cc
+    EXPECTED
+    assert_equal expected, @to.end_accepting
+  end
+
 end

test/rdoc/test_rdoc_markup_to_markdown.rb

@@ -346,6 +346,17 @@ def list_verbatim
     assert_equal expected, @to.end_accepting
   end
 
+  def accept_table_align
+    expected = <<-EXPECTED
+ AA |BB |CCCCC
+----|---|-----
+    |bbb|    c
+aaaa|b  |
+ a  |   |   cc
+    EXPECTED
+    assert_equal expected, @to.end_accepting
+  end
+
   def test_convert_RDOCLINK
     result = @to.convert 'rdoc-garbage:C'
 

test/rdoc/test_rdoc_markup_to_rdoc.rb

@@ -346,6 +346,17 @@ def list_verbatim
     assert_equal expected, @to.end_accepting
   end
 
+  def accept_table_align
+    expected = <<-EXPECTED
+ AA |BB |CCCCC
+----|---|-----
+    |bbb|    c
+aaaa|b  |
+ a  |   |   cc
+    EXPECTED
+    assert_equal expected, @to.end_accepting
+  end
+
   # functional test
   def test_convert_list_note
     note_list = <<-NOTE_LIST