From 2e7a7c8851af84e8886ed3b0440b105604b1c57f Mon Sep 17 00:00:00 2001
From: kojix2 <2xijok@gmail.com>
Date: Tue, 19 Jan 2021 16:16:21 +0900
Subject: [PATCH] Fix canvas option

---
 lib/youplot/command/parser.rb | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/lib/youplot/command/parser.rb b/lib/youplot/command/parser.rb
index 0da3536..8b4303c 100644
--- a/lib/youplot/command/parser.rb
+++ b/lib/youplot/command/parser.rb
@@ -192,7 +192,7 @@ module YouPlot
 
           when :lineplot, :line
             parser.on_head('--canvas STR', String, 'type of canvas') do |v|
-              params.canvas = v
+              params.canvas = v.to_sym
             end
             parser.on_head('--xlim FLOAT,FLOAT', Array, 'plotting range for the x coordinate') do |v|
               params.xlim = v.take(2)
@@ -206,7 +206,7 @@ module YouPlot
 
           when :lineplots, :lines
             parser.on_head('--canvas STR', String) do |v|
-              params.canvas = v
+              params.canvas = v.to_sym
             end
             parser.on_head('--xlim FLOAT,FLOAT', Array, 'plotting range for the x coordinate') do |v|
               params.xlim = v.take(2)
@@ -221,7 +221,7 @@ module YouPlot
 
           when :scatter, :s
             parser.on_head('--canvas STR', String) do |v|
-              params.canvas = v
+              params.canvas = v.to_sym
             end
             parser.on_head('--xlim FLOAT,FLOAT', Array, 'plotting range for the x coordinate') do |v|
               params.xlim = v.take(2)