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File _service:tar_scm:rubygem-contracts-0.16.0-0005-Update-implementation-spec-to-be-3.0-compatible.patch of Package rubygem-contracts (Revision ac7b5f5a1cbb67768800a4ae7ef110da)

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From 62ad3fb999287f1495273d4ef41ff6abc28fd278 Mon Sep 17 00:00:00 2001
From: PikachuEXE <pikachuexe@gmail.com>
Date: Tue, 26 Jan 2021 17:37:59 +0800
Subject: [PATCH 5/5] * Update implementation & spec to be 3.0 compatible

Mainly around the breaking behaviour change about keyword arguments
---
 lib/contracts.rb                              | 14 ++++-----
 lib/contracts/call_with.rb                    | 31 ++++++++++---------
 lib/contracts/invariants.rb                   | 10 +++---
 lib/contracts/method_handler.rb               |  6 ++--
 lib/contracts/method_reference.rb             |  4 +--
 spec/builtin_contracts_spec.rb                | 20 +++++-------
 spec/contracts_spec.rb                        | 21 +++++++------
 spec/fixtures/fixtures.rb                     |  9 ++----
 spec/override_validators_spec.rb              |  6 ++--
 .../contracts_spec_2.0.rb                     |  4 +--
 spec/validators_spec.rb                       |  2 +-
 11 files changed, 63 insertions(+), 64 deletions(-)

diff --git a/lib/contracts.rb b/lib/contracts.rb
index baf2acf..f5ae75d 100644
--- a/lib/contracts.rb
+++ b/lib/contracts.rb
@@ -93,9 +93,9 @@ class Contract < Contracts::Decorator
     last_contract = args_contracts.last
     penultimate_contract = args_contracts[-2]
     @has_options_contract = if @has_proc_contract
-                              penultimate_contract.is_a?(Hash) || penultimate_contract.is_a?(Contracts::Builtin::KeywordArgs)
+                              penultimate_contract.is_a?(Contracts::Builtin::KeywordArgs)
                             else
-                              last_contract.is_a?(Hash) || last_contract.is_a?(Contracts::Builtin::KeywordArgs)
+                              last_contract.is_a?(Contracts::Builtin::KeywordArgs)
                             end
     # ===
 
@@ -214,12 +214,12 @@ class Contract < Contracts::Decorator
 
   # Same thing for when we have named params but didn't pass any in.
   # returns true if it appended nil
-  def maybe_append_options! args, blk
+  def maybe_append_options! args, kargs, blk
     return false unless @has_options_contract
-    if @has_proc_contract && (args_contracts[-2].is_a?(Hash) || args_contracts[-2].is_a?(Contracts::Builtin::KeywordArgs)) && !args[-2].is_a?(Hash)
-      args.insert(-2, {})
-    elsif (args_contracts[-1].is_a?(Hash) || args_contracts[-1].is_a?(Contracts::Builtin::KeywordArgs)) && !args[-1].is_a?(Hash)
-      args << {}
+    if @has_proc_contract && args_contracts[-2].is_a?(Contracts::Builtin::KeywordArgs)
+      args.insert(-2, kargs)
+    elsif args_contracts[-1].is_a?(Contracts::Builtin::KeywordArgs)
+      args << kargs
     end
     true
   end
diff --git a/lib/contracts/call_with.rb b/lib/contracts/call_with.rb
index 9252c79..224b357 100644
--- a/lib/contracts/call_with.rb
+++ b/lib/contracts/call_with.rb
@@ -1,17 +1,17 @@
 module Contracts
   module CallWith
-    def call_with(this, *args, &blk)
-      call_with_inner(false, this, *args, &blk)
+    def call_with(this, *args, **kargs, &blk)
+      call_with_inner(false, this, *args, **kargs, &blk)
     end
 
-    def call_with_inner(returns, this, *args, &blk)
+    def call_with_inner(returns, this, *args, **kargs, &blk)
       args << blk if blk
 
       # Explicitly append blk=nil if nil != Proc contract violation anticipated
       nil_block_appended = maybe_append_block!(args, blk)
 
       # Explicitly append options={} if Hash contract is present
-      maybe_append_options!(args, blk)
+      kargs_appended = maybe_append_options!(args, kargs, blk)
 
       # Loop forward validating the arguments up to the splat (if there is one)
       (@args_contract_index || args.size).times do |i|
@@ -57,14 +57,16 @@ module Contracts
           validator = @args_validators[args_contracts.size - 1 - j]
 
           unless validator && validator[arg]
-            return unless Contract.failure_callback(:arg => arg,
-                                                    :contract => contract,
-                                                    :class => klass,
-                                                    :method => method,
-                                                    :contracts => self,
-                                                    :arg_pos => i-1,
-                                                    :total_args => args.size,
-                                                    :return_value => false)
+            return unless Contract.failure_callback({
+              :arg => arg,
+              :contract => contract,
+              :class => klass,
+              :method => method,
+              :contracts => self,
+              :arg_pos => i - 1,
+              :total_args => args.size,
+              :return_value => false,
+            })
           end
 
           if contract.is_a?(Contracts::Func)
@@ -76,15 +78,16 @@ module Contracts
       # If we put the block into args for validating, restore the args
       # OR if we added a fake nil at the end because a block wasn't passed in.
       args.slice!(-1) if blk || nil_block_appended
+      args.slice!(-1) if kargs_appended
       result = if method.respond_to?(:call)
                  # proc, block, lambda, etc
-                 method.call(*args, &blk)
+                 method.call(*args, **kargs, &blk)
                else
                  # original method name reference
                  # Don't reassign blk, else Travis CI shows "stack level too deep".
                  target_blk = blk
                  target_blk = lambda { |*params| blk.call(*params) } if blk && blk.is_a?(Contract)
-                 method.send_to(this, *args, &target_blk)
+                 method.send_to(this, *args, **kargs, &target_blk)
                end
 
       unless @ret_validator[result]
diff --git a/lib/contracts/invariants.rb b/lib/contracts/invariants.rb
index 56d2d82..215cb89 100644
--- a/lib/contracts/invariants.rb
+++ b/lib/contracts/invariants.rb
@@ -46,10 +46,12 @@ module Contracts
       def check_on(target, method)
         return if target.instance_eval(&@condition)
 
-        self.class.failure_callback(:expected => expected,
-                                    :actual => false,
-                                    :target => target,
-                                    :method => method)
+        self.class.failure_callback({
+          :expected => expected,
+          :actual => false,
+          :target => target,
+          :method => method,
+        })
       end
 
       def self.failure_callback(data)
diff --git a/lib/contracts/method_handler.rb b/lib/contracts/method_handler.rb
index fe301cd..714e4e1 100644
--- a/lib/contracts/method_handler.rb
+++ b/lib/contracts/method_handler.rb
@@ -107,7 +107,7 @@ module Contracts
       current_engine = engine
 
       # We are gonna redefine original method here
-      method_reference.make_definition(target) do |*args, &blk|
+      method_reference.make_definition(target) do |*args, **kargs, &blk|
         engine = current_engine.nearest_decorated_ancestor
 
         # If we weren't able to find any ancestor that has decorated methods
@@ -130,14 +130,14 @@ module Contracts
         last_error = nil
 
         decorated_methods.each do |decorated_method|
-          result = decorated_method.call_with_inner(true, self, *args, &blk)
+          result = decorated_method.call_with_inner(true, self, *args, **kargs, &blk)
           return result unless result.is_a?(ParamContractError)
           last_error = result
         end
 
         begin
           if ::Contract.failure_callback(last_error.data, false)
-            decorated_methods.last.call_with_inner(false, self, *args, &blk)
+            decorated_methods.last.call_with_inner(false, self, *args, **kargs, &blk)
           end
         rescue expected_error => final_error
           raise final_error.to_contract_error
diff --git a/lib/contracts/method_reference.rb b/lib/contracts/method_reference.rb
index 0bc68f8..0c0c03f 100644
--- a/lib/contracts/method_reference.rb
+++ b/lib/contracts/method_reference.rb
@@ -39,8 +39,8 @@ module Contracts
 
     # Calls original method on specified `this` argument with
     # specified arguments `args` and block `&blk`.
-    def send_to(this, *args, &blk)
-      this.send(aliased_name, *args, &blk)
+    def send_to(this, *args, **kargs, &blk)
+      this.send(aliased_name, *args, **kargs, &blk)
     end
 
     private
diff --git a/spec/builtin_contracts_spec.rb b/spec/builtin_contracts_spec.rb
index 00cf495..a9f7257 100644
--- a/spec/builtin_contracts_spec.rb
+++ b/spec/builtin_contracts_spec.rb
@@ -376,10 +376,6 @@ RSpec.describe "Contracts:" do
       fails { @o.hash_keywordargs(:hash => nil) }
       fails { @o.hash_keywordargs(:hash => 1) }
     end
-
-    it "should pass if a method is overloaded with non-KeywordArgs" do
-      passes { @o.person_keywordargs("name", 10) }
-    end
   end
 
   describe "Optional:" do
@@ -405,15 +401,15 @@ RSpec.describe "Contracts:" do
     end
 
     context "given a fulfilled contract" do
-      it { expect(@o.gives_max_value(:panda => 1, :bamboo => 2)).to eq(2) }
-      it { expect(@o.pretty_gives_max_value(:panda => 1, :bamboo => 2)).to eq(2) }
+      it { expect(@o.gives_max_value({ :panda => 1, :bamboo => 2 })).to eq(2) }
+      it { expect(@o.pretty_gives_max_value({ :panda => 1, :bamboo => 2 })).to eq(2) }
     end
 
     context "given an unfulfilled contract" do
-      it { fails { @o.gives_max_value(:panda => "1", :bamboo => "2") }  }
+      it { fails { @o.gives_max_value({ :panda => "1", :bamboo => "2" }) }  }
       it { fails { @o.gives_max_value(nil) } }
       it { fails { @o.gives_max_value(1) } }
-      it { fails { @o.pretty_gives_max_value(:panda => "1", :bamboo => "2") } }
+      it { fails { @o.pretty_gives_max_value({ :panda => "1", :bamboo => "2" }) } }
     end
 
     describe "#to_s" do
@@ -430,25 +426,25 @@ RSpec.describe "Contracts:" do
   describe "StrictHash:" do
     context "when given an exact correct input" do
       it "does not raise an error" do
-        passes { @o.strict_person(:name => "calvin", :age => 10) }
+        passes { @o.strict_person({ :name => "calvin", :age => 10 }) }
       end
     end
 
     context "when given an input with correct keys but wrong types" do
       it "raises an error" do
-        fails { @o.strict_person(:name => "calvin", :age => "10") }
+        fails { @o.strict_person({ :name => "calvin", :age => "10" }) }
       end
     end
 
     context "when given an input with missing keys" do
       it "raises an error" do
-        fails { @o.strict_person(:name => "calvin") }
+        fails { @o.strict_person({ :name => "calvin" }) }
       end
     end
 
     context "when given an input with extra keys" do
       it "raises an error" do
-        fails { @o.strict_person(:name => "calvin", :age => 10, :soft => true) }
+        fails { @o.strict_person({ :name => "calvin", :age => 10, :soft => true }) }
       end
     end
 
diff --git a/spec/contracts_spec.rb b/spec/contracts_spec.rb
index 72c8603..5586415 100644
--- a/spec/contracts_spec.rb
+++ b/spec/contracts_spec.rb
@@ -349,19 +349,19 @@ RSpec.describe "Contracts:" do
 
   describe "Hashes" do
     it "should pass for exact correct input" do
-      expect { @o.person(:name => "calvin", :age => 10) }.to_not raise_error
+      expect { @o.person({ :name => "calvin", :age => 10 }) }.to_not raise_error
     end
 
     it "should pass even if some keys don't have contracts" do
-      expect { @o.person(:name => "calvin", :age => 10, :foo => "bar") }.to_not raise_error
+      expect { @o.person({ :name => "calvin", :age => 10, :foo => "bar" }) }.to_not raise_error
     end
 
     it "should fail if a key with a contract on it isn't provided" do
-      expect { @o.person(:name => "calvin") }.to raise_error(ContractError)
+      expect { @o.person({ :name => "calvin" }) }.to raise_error(ContractError)
     end
 
     it "should fail for incorrect input" do
-      expect { @o.person(:name => 50, :age => 10) }.to raise_error(ContractError)
+      expect { @o.person({ :name => 50, :age => 10 }) }.to raise_error(ContractError)
     end
   end
 
@@ -612,16 +612,19 @@ RSpec.describe "Contracts:" do
 
     it "should contain to_s representation within a Hash contract" do
       expect do
-        @o.hash_complex_contracts(:rigged => "bad")
+        @o.hash_complex_contracts({ :rigged => "bad" })
       end.to raise_error(ContractError, not_s(delim "TrueClass or FalseClass"))
     end
 
     it "should contain to_s representation within a nested Hash contract" do
       expect do
-        @o.nested_hash_complex_contracts(:rigged => true,
-                                         :contents => {
-                                           :kind => 0,
-                                           :total => 42 })
+        @o.nested_hash_complex_contracts({
+          :rigged => true,
+          :contents => {
+            :kind => 0,
+            :total => 42,
+          },
+        })
       end.to raise_error(ContractError, not_s(delim "String or Symbol"))
     end
 
diff --git a/spec/fixtures/fixtures.rb b/spec/fixtures/fixtures.rb
index b6d2bea..c42722e 100644
--- a/spec/fixtures/fixtures.rb
+++ b/spec/fixtures/fixtures.rb
@@ -120,16 +120,11 @@ class GenericExample
   end
 
   Contract C::KeywordArgs[:name => String, :age => Fixnum] => nil
-  def person_keywordargs(data)
-  end
-
-  # Testing overloaded method
-  Contract String, Fixnum => nil
-  def person_keywordargs(name, age)
+  def person_keywordargs(name: "name", age: 10)
   end
 
   Contract C::KeywordArgs[:hash => C::HashOf[Symbol, C::Num]] => nil
-  def hash_keywordargs(data)
+  def hash_keywordargs(hash:)
   end
 
   Contract (/foo/) => nil
diff --git a/spec/override_validators_spec.rb b/spec/override_validators_spec.rb
index 293c84c..25af373 100644
--- a/spec/override_validators_spec.rb
+++ b/spec/override_validators_spec.rb
@@ -30,15 +30,15 @@ RSpec.describe Contract do
       obj = klass.new
 
       expect do
-        obj.something(:a => 35, :b => "hello")
+        obj.something({ :a => 35, :b => "hello" })
       end.to raise_error(ContractError)
 
       expect do
-        obj.something(
+        obj.something({
           :a => 35,
           :b => "hello",
           :it_is_a_hash => true
-        )
+        })
       end.not_to raise_error
     end
 
diff --git a/spec/ruby_version_specific/contracts_spec_2.0.rb b/spec/ruby_version_specific/contracts_spec_2.0.rb
index 78c5e69..c2b3d69 100644
--- a/spec/ruby_version_specific/contracts_spec_2.0.rb
+++ b/spec/ruby_version_specific/contracts_spec_2.0.rb
@@ -1,10 +1,10 @@
 class GenericExample
-  Contract C::Args[String], { repeat: C::Maybe[C::Num] } => C::ArrayOf[String]
+  Contract C::Args[String], C::KeywordArgs[ repeat: C::Maybe[C::Num] ] => C::ArrayOf[String]
   def splat_then_optional_named(*vals, repeat: 2)
     vals.map { |v| v * repeat }
   end
 
-  Contract ({foo: C::Nat}) => nil
+  Contract C::KeywordArgs[ foo: C::Nat ] => nil
   def nat_test_with_kwarg(foo: 10)
   end
 
diff --git a/spec/validators_spec.rb b/spec/validators_spec.rb
index 588580e..22dc2a9 100644
--- a/spec/validators_spec.rb
+++ b/spec/validators_spec.rb
@@ -34,7 +34,7 @@ RSpec.describe "Contract validators" do
 
     describe "within a hash" do
       it "should pass for a matching string" do
-        expect { o.hash_containing_foo(:host => "foo.example.org") }.to_not raise_error
+        expect { o.hash_containing_foo({ :host => "foo.example.org" }) }.to_not raise_error
       end
     end
 
-- 
2.29.2