Support and test crystal 1.5.0

.circleci/config.yml

@@ -3,10 +3,10 @@ version: 2
 jobs:
   test-crystal: &test-template
     docker:
-      - image: crystallang/crystal:1.4.0
+      - image: crystallang/crystal:1.5.0
     steps:
       - checkout
-  test-crystal-1.4.0:
+  test-crystal-1.5.0:
     <<: *test-template
     steps:
       - checkout
@@ -29,7 +29,7 @@ workflows:
   version: 2
   ci:
     jobs:
-      - test-crystal-1.4.0
+      - test-crystal-1.5.0
   nightly:
     triggers:
       - schedule:
@@ -38,4 +38,4 @@ workflows:
             branches:
               only: master
     jobs:
-      - test-crystal-1.4.0
+      - test-crystal-1.5.0

CHANGELOG.md

@@ -5,6 +5,10 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [Unreleased]
+
+- Support for crystal `1.5.0`. Resolves warnings.
+
 ## [8.0.1] - 2022-04-10
 
 - Support for crystal `1.4.0`. Fixed a bug where the `NumberLiteralSignFlip` mutant would apply to unsigned integers

Makefile

@@ -1,6 +1,6 @@
 SHARDS_BIN ?= $(shell which shards)
 SHARD_BIN ?= ../../bin
-CRYSTAL_VERSION ?= 1.4.0
+CRYSTAL_VERSION ?= 1.5.0
 
 build: bin/crytic
 bin/crytic:

spec/fake_generator.cr

@@ -6,7 +6,7 @@ class FakeGenerator < Crytic::Generator::Generator
                  @neutral = FakeMutation.new.as(Crytic::Mutation::Mutation))
   end
 
-  def mutations_for(source : Array(Crytic::Subject), specs : Array(String)) : Array(Crytic::Generator::MutationSet)
+  def mutations_for(subject : Array(Crytic::Subject), specs : Array(String)) : Array(Crytic::Generator::MutationSet)
     [Crytic::Generator::MutationSet.new(
       neutral: @neutral,
       mutated: @mutations)]

src/crytic/generator/in_memory_generator.cr

@@ -17,8 +17,8 @@ module Crytic::Generator
     )
     end
 
-    def mutations_for(sources : Array(Subject), specs : Array(String)) : Array(MutationSet)
-      sources
+    def mutations_for(subject : Array(Subject), specs : Array(String)) : Array(MutationSet)
+      subject
         .map do |src|
           MutationSet.new(
             neutral: noop_mutation_for(src, specs),