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authorSergio Cambra <[email protected]>2013-03-14 14:11:21 +0100
committerSergio Cambra <[email protected]>2013-03-14 14:11:21 +0100
commit846d43dd87747dfef24f05cc4d0ac483714bf3cc (patch)
tree31b9384e6d71cf77788b13672406aea75a8ab16a /lib/axlsx/drawing/line_chart.rb
parent9debcd9ded081c7eefa6c63515f91e74842ab7ea (diff)
downloadcaxlsx-846d43dd87747dfef24f05cc4d0ac483714bf3cc.tar.gz
caxlsx-846d43dd87747dfef24f05cc4d0ac483714bf3cc.zip
only yield if block given
Diffstat (limited to 'lib/axlsx/drawing/line_chart.rb')
-rw-r--r--lib/axlsx/drawing/line_chart.rb2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/axlsx/drawing/line_chart.rb b/lib/axlsx/drawing/line_chart.rb
index e926fb79..645565a8 100644
--- a/lib/axlsx/drawing/line_chart.rb
+++ b/lib/axlsx/drawing/line_chart.rb
@@ -73,7 +73,7 @@ module Axlsx
str_inner << '<c:varyColors val="' << vary_colors.to_s << '"/>'
@series.each { |ser| ser.to_xml_string(str_inner) }
@d_lbls.to_xml_string(str) if @d_lbls
- yield str_inner
+ yield str_inner if block_given?
str_inner << '<c:axId val="' << @catAxId.to_s << '"/>'
str_inner << '<c:axId val="' << @valAxId.to_s << '"/>'
str_inner << '<c:axId val="' << @serAxId.to_s << '"/>'