Add linewrap option 'auto' (#1507)

* Add linewrap option 'auto'

* Specify the exception thrown

* Add BDD test

* Specify name instead of number

* Create test for linewrap auto and fancy format

* Fix linewrap auto for fancy format

tests/bdd/features/config_file.feature

@@ -107,6 +107,16 @@ Feature: Multiple journals
         When we run "jrnl --cf empty_file.yaml"
         Then the error output should contain "Unable to parse config file"
 
+    Scenario: Use a config file with linewrap set to 'auto'
+        Given we use the config "linewrap_auto.yaml"
+        When we run "jrnl -1"
+        Then the output should contain "Life is good."
+
+    Scenario: Use a config file with linewrap set to 'auto' and use format 'fancy'
+        Given we use the config "linewrap_auto.yaml"
+        When we run "jrnl -1 --format fancy"
+        Then the output should contain "Life is good."
+
     Scenario: Show a warning message when the config file contains duplicate keys at the same level
         Given the config "duplicate_keys.yaml" exists
         And we use the config "duplicate_keys.yaml"
@@ -122,4 +132,4 @@ Feature: Multiple journals
     Scenario: Don't show a duplicate keys warning message when using --config-override on an existing value
         Given we use the config "multiple.yaml"
         When we run "jrnl --config-override highlight false"
-        Then the output should not contain "There is at least one duplicate key in your configuration file"
+        Then the output should not contain "There is at least one duplicate key in your configuration file"

tests/data/configs/linewrap_auto.yaml

@@ -0,0 +1,17 @@
+default_hour: 9
+default_minute: 0
+editor: ""
+encrypt: false
+highlight: true
+journals:
+  default: features/journals/simple.journal
+linewrap: auto
+tagsymbols: "@"
+template: false
+timeformat: "%Y-%m-%d %H:%M"
+indent_character: "|"
+colors:
+  date: none
+  title: none
+  body: none
+  tags: none