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szabgab · Jun 8, 2021 · 8290af0 · 8290af0
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Showing 7 changed files with 29 additions and 9 deletions.
diff --git a/crystal/examples/arrays/filter.cr b/crystal/examples/arrays/filter.cr
@@ -5,4 +5,3 @@ puts small
 
 big = numbers.reject! do |num| num < 10 end
 puts big
-
diff --git a/crystal/examples/classes/class_with_property.cr b/crystal/examples/classes/class_with_property.cr
@@ -1,5 +1,5 @@
 class Person
-    property name : String 
+    property name : String
 
     def initialize(@name = "George")
     end

diff --git a/crystal/examples/functions/default_value.cr b/crystal/examples/functions/default_value.cr
@@ -1,6 +1,6 @@
 def welcome(name = "World")
     return "Hello #{name}!"
- end
- 
- puts welcome
- puts welcome("Foo")
+end
+
+puts welcome
+puts welcome("Foo")
diff --git a/crystal/examples/functions/parameter_passing.cr b/crystal/examples/functions/parameter_passing.cr
@@ -1,5 +1,5 @@
 def welcome(name)
     return "Hello #{name}!"
- end
- 
- puts welcome("Foo")
+end
+
+puts welcome("Foo")
diff --git a/crystal/examples/json_to_named_tuple.cr b/crystal/examples/json_to_named_tuple.cr
@@ -0,0 +1,11 @@
+require "json"
+
+
+alias Thing = NamedTuple(name: String, number: Int32)
+
+thing_json = %{{"name": "table", "number": 3}}
+puts thing_json
+
+tg = Thing.from_json(thing_json)
+puts tg
+
diff --git a/crystal/examples/try.cr b/crystal/examples/try.cr
@@ -1,4 +1,8 @@
 
+# counter = Int32|Nil
+
+# counter = 2
+# puts counter + 1
 
 
 # person = {

diff --git a/crystal/other.md b/crystal/other.md
@@ -203,8 +203,14 @@ crystal spec
 
 ![](examples/gravatar.cr)
 
+## JSON to NamedTuple
+{id: json-to-namedtuple}
+{i: NamedTuple}
+{i: from_json}
+
 ## Reading a JSON file
 {id: reading-a-json-file}
+{i: NamedTuple}
 
 ![](examples/math.json)
 ![](examples/read_math_json.cr)
Original file line number	Diff line number	Diff line change
Expand Up		@@ -5,4 +5,3 @@ puts small

		big = numbers.reject! do \|num\| num < 10 end
		puts big