Updated to Crystal 0.8.0

spec/cases_spec.cr

@@ -38,8 +38,8 @@ private def compare(toml_hash : Hash, json_hash : Hash)
 end
 
 private def compare(toml_array : Array, json_array : Array)
-  if toml_array.length != json_array.length
-    fail "array lengths differ"
+  if toml_array.size != json_array.size
+    fail "array sizes differ"
   end
 
   toml_array.zip(json_array) do |toml_value, json_value|

src/toml.cr

@@ -1,17 +1,18 @@
+# Main entry point for TOML parsing.
 module TOML
   # Represents a possible type inside a TOML Array or TOML Hash (Table)
   alias Type = Bool | Int64 | Float64 | String | Time | Array(Type) | Hash(String, Type)
 
   # A TOML Table. Just a convenience alias.
   alias Table = Hash(String, Type)
 
-  # Parses a string, returning a `TOML::Table`.
-  def self.parse(string)
+  # Parses a string.
+  def self.parse(string) : TOML::Table
     Parser.parse(string)
   end
 
-  # Parses a file, returning a `TOML::Table`.
-  def self.parse_file(filename)
+  # Parses a file.
+  def self.parse_file(filename) : TOML::Table
     parse File.read(filename)
   end
 end

src/toml/lexer.cr

@@ -3,7 +3,7 @@ class TOML::Lexer
   getter token
 
   def initialize(string)
-    @reader = CharReader.new(string)
+    @reader = Char::Reader.new(string)
     @token = Token.new
     @line_number = 1
     @column_number = 1