8 files changed, 33 insertions, 25 deletions
diff --git a/spec/ruby/shared/rational/Rational.rb b/spec/ruby/shared/rational/Rational.rb
index 3952f663c6..2c36243dc3 100644
--- a/spec/ruby/shared/rational/Rational.rb
+++ b/spec/ruby/shared/rational/Rational.rb
@@ -80,24 +80,24 @@ describe :kernel_Rational, shared: true do
       end
 
       it "raises a RangeError if the imaginary part is not 0" do
-        lambda { Rational(Complex(1, 2)) }.should raise_error(RangeError)
+        -> { Rational(Complex(1, 2)) }.should raise_error(RangeError)
       end
     end
 
     it "raises a TypeError if the first argument is nil" do
-      lambda { Rational(nil) }.should raise_error(TypeError)
+      -> { Rational(nil) }.should raise_error(TypeError)
     end
 
     it "raises a TypeError if the second argument is nil" do
-      lambda { Rational(1, nil) }.should raise_error(TypeError)
+      -> { Rational(1, nil) }.should raise_error(TypeError)
     end
 
     it "raises a TypeError if the first argument is a Symbol" do
-      lambda { Rational(:sym) }.should raise_error(TypeError)
+      -> { Rational(:sym) }.should raise_error(TypeError)
     end
 
     it "raises a TypeError if the second argument is a Symbol" do
-      lambda { Rational(1, :sym) }.should raise_error(TypeError)
+      -> { Rational(1, :sym) }.should raise_error(TypeError)
     end
   end
 
diff --git a/spec/ruby/shared/rational/coerce.rb b/spec/ruby/shared/rational/coerce.rb
index 0d6c440993..ffb118e2a7 100644
--- a/spec/ruby/shared/rational/coerce.rb
+++ b/spec/ruby/shared/rational/coerce.rb
@@ -1,5 +1,7 @@
 require_relative '../../spec_helper'
 
+require 'bigdecimal'
+
 describe :rational_coerce, shared: true do
   it "returns the passed argument, self as Float, when given a Float" do
     result = Rational(3, 4).coerce(1.0)
@@ -18,4 +20,10 @@ describe :rational_coerce, shared: true do
   it "returns [argument, self] when given a Rational" do
     Rational(3, 7).coerce(Rational(9, 2)).should == [Rational(9, 2), Rational(3, 7)]
   end
+
+  it "raises an error when passed a BigDecimal" do
+    -> {
+      Rational(500, 3).coerce(BigDecimal('166.666666666'))
+    }.should raise_error(TypeError, /BigDecimal can't be coerced into Rational/)
+  end
 end
diff --git a/spec/ruby/shared/rational/div.rb b/spec/ruby/shared/rational/div.rb
index 2bf9b80eb5..d5bd9e6644 100644
--- a/spec/ruby/shared/rational/div.rb
+++ b/spec/ruby/shared/rational/div.rb
@@ -7,11 +7,11 @@ describe :rational_div_rat, shared: true do
   end
 
   it "raises a ZeroDivisionError when the argument has a numerator of 0" do
-    lambda { Rational(3, 4).div(Rational(0, 3)) }.should raise_error(ZeroDivisionError)
+    -> { Rational(3, 4).div(Rational(0, 3)) }.should raise_error(ZeroDivisionError)
   end
 
   it "raises a ZeroDivisionError when the argument has a numerator of 0.0" do
-    lambda { Rational(3, 4).div(Rational(0.0, 3)) }.should raise_error(ZeroDivisionError)
+    -> { Rational(3, 4).div(Rational(0.0, 3)) }.should raise_error(ZeroDivisionError)
   end
 end
 
@@ -23,7 +23,7 @@ describe :rational_div_float, shared: true do
   end
 
   it "raises a ZeroDivisionError when the argument is 0.0" do
-    lambda { Rational(3, 4).div(0.0) }.should raise_error(ZeroDivisionError)
+    -> { Rational(3, 4).div(0.0) }.should raise_error(ZeroDivisionError)
   end
 end
 
@@ -34,7 +34,7 @@ describe :rational_div_int, shared: true do
   end
 
   it "raises a ZeroDivisionError when the argument is 0" do
-    lambda { Rational(3, 4).div(0) }.should raise_error(ZeroDivisionError)
+    -> { Rational(3, 4).div(0) }.should raise_error(ZeroDivisionError)
   end
 end
 
@@ -44,11 +44,11 @@ describe :rational_div, shared: true do
   end
 
   it "raises an ArgumentError if passed more than one argument" do
-    lambda { Rational(3, 4).div(2,3) }.should raise_error(ArgumentError)
+    -> { Rational(3, 4).div(2,3) }.should raise_error(ArgumentError)
   end
 
   # See http://redmine.ruby-lang.org/issues/show/1648
   it "raises a TypeError if passed a non-numeric argument" do
-    lambda { Rational(3, 4).div([]) }.should raise_error(TypeError)
+    -> { Rational(3, 4).div([]) }.should raise_error(TypeError)
   end
 end
diff --git a/spec/ruby/shared/rational/divide.rb b/spec/ruby/shared/rational/divide.rb
index 86d30c39d8..7d6d66390f 100644
--- a/spec/ruby/shared/rational/divide.rb
+++ b/spec/ruby/shared/rational/divide.rb
@@ -10,7 +10,7 @@ describe :rational_divide_rat, shared: true do
   end
 
   it "raises a ZeroDivisionError when passed a Rational with a numerator of 0" do
-    lambda { Rational(3, 4).send(@method, Rational(0, 1)) }.should raise_error(ZeroDivisionError)
+    -> { Rational(3, 4).send(@method, Rational(0, 1)) }.should raise_error(ZeroDivisionError)
   end
 end
 
@@ -22,7 +22,7 @@ describe :rational_divide_int, shared: true do
   end
 
   it "raises a ZeroDivisionError when passed 0" do
-    lambda { Rational(3, 4).send(@method, 0) }.should raise_error(ZeroDivisionError)
+    -> { Rational(3, 4).send(@method, 0) }.should raise_error(ZeroDivisionError)
   end
 end
 
diff --git a/spec/ruby/shared/rational/divmod.rb b/spec/ruby/shared/rational/divmod.rb
index 9433674007..5b319a95ff 100644
--- a/spec/ruby/shared/rational/divmod.rb
+++ b/spec/ruby/shared/rational/divmod.rb
@@ -10,7 +10,7 @@ describe :rational_divmod_rat, shared: true do
   end
 
   it "raises a ZeroDivisonError when passed a Rational with a numerator of 0" do
-    lambda { Rational(7, 4).divmod(Rational(0, 3)) }.should raise_error(ZeroDivisionError)
+    -> { Rational(7, 4).divmod(Rational(0, 3)) }.should raise_error(ZeroDivisionError)
   end
 end
 
@@ -23,7 +23,7 @@ describe :rational_divmod_int, shared: true do
   end
 
   it "raises a ZeroDivisionError when passed 0" do
-    lambda { Rational(7, 4).divmod(0) }.should raise_error(ZeroDivisionError)
+    -> { Rational(7, 4).divmod(0) }.should raise_error(ZeroDivisionError)
   end
 end
 
@@ -37,6 +37,6 @@ describe :rational_divmod_float, shared: true do
   end
 
   it "raises a ZeroDivisionError when passed 0" do
-    lambda { Rational(7, 4).divmod(0.0) }.should raise_error(ZeroDivisionError)
+    -> { Rational(7, 4).divmod(0.0) }.should raise_error(ZeroDivisionError)
   end
 end
diff --git a/spec/ruby/shared/rational/exponent.rb b/spec/ruby/shared/rational/exponent.rb
index ac8237c291..1d808177e9 100644
--- a/spec/ruby/shared/rational/exponent.rb
+++ b/spec/ruby/shared/rational/exponent.rb
@@ -66,7 +66,7 @@ describe :rational_exponent, shared: true do
     end
 
     it "raises ZeroDivisionError when self is Rational(0) and the exponent is negative" do
-      lambda { Rational(0) ** -bignum_value }.should raise_error(ZeroDivisionError)
+      -> { Rational(0) ** -bignum_value }.should raise_error(ZeroDivisionError)
     end
 
     it "returns Rational(1) when self is Rational(1)" do
@@ -153,19 +153,19 @@ describe :rational_exponent, shared: true do
 
   it "raises ZeroDivisionError for Rational(0, 1) passed a negative Integer" do
     [-1, -4, -9999].each do |exponent|
-      lambda { Rational(0, 1) ** exponent }.should raise_error(ZeroDivisionError, "divided by 0")
+      -> { Rational(0, 1) ** exponent }.should raise_error(ZeroDivisionError, "divided by 0")
     end
   end
 
   it "raises ZeroDivisionError for Rational(0, 1) passed a negative Rational with denominator 1" do
     [Rational(-1, 1), Rational(-3, 1)].each do |exponent|
-      lambda { Rational(0, 1) ** exponent }.should raise_error(ZeroDivisionError, "divided by 0")
+      -> { Rational(0, 1) ** exponent }.should raise_error(ZeroDivisionError, "divided by 0")
     end
   end
 
   # #7513
   it "raises ZeroDivisionError for Rational(0, 1) passed a negative Rational" do
-    lambda { Rational(0, 1) ** Rational(-3, 2) }.should raise_error(ZeroDivisionError, "divided by 0")
+    -> { Rational(0, 1) ** Rational(-3, 2) }.should raise_error(ZeroDivisionError, "divided by 0")
   end
 
   platform_is_not :solaris do # See https://github.com/ruby/spec/issues/134
diff --git a/spec/ruby/shared/rational/modulo.rb b/spec/ruby/shared/rational/modulo.rb
index 39abaed5fe..9e4b0c49e6 100644
--- a/spec/ruby/shared/rational/modulo.rb
+++ b/spec/ruby/shared/rational/modulo.rb
@@ -22,21 +22,21 @@ describe :rational_modulo, shared: true do
   end
 
   it "raises ZeroDivisionError on zero denominator" do
-    lambda {
+    -> {
       Rational(3, 5).send(@method, Rational(0, 1))
     }.should raise_error(ZeroDivisionError)
 
-    lambda {
+    -> {
       Rational(0, 1).send(@method, Rational(0, 1))
     }.should raise_error(ZeroDivisionError)
 
-    lambda {
+    -> {
       Rational(3, 5).send(@method, 0)
     }.should raise_error(ZeroDivisionError)
   end
 
   it "raises a ZeroDivisionError when the argument is 0.0" do
-    lambda {
+    -> {
       Rational(3, 5).send(@method, 0.0)
     }.should raise_error(ZeroDivisionError)
   end
diff --git a/spec/ruby/shared/rational/round.rb b/spec/ruby/shared/rational/round.rb
index e99f884cea..5b159ee3e6 100644
--- a/spec/ruby/shared/rational/round.rb
+++ b/spec/ruby/shared/rational/round.rb
@@ -100,7 +100,7 @@ describe :rational_round, shared: true do
     end
 
     it "raise for a non-existent round mode" do
-      lambda { Rational(10, 4).round(half: :nonsense) }.should raise_error(ArgumentError, "invalid rounding mode: nonsense")
+      -> { Rational(10, 4).round(half: :nonsense) }.should raise_error(ArgumentError, "invalid rounding mode: nonsense")
     end
   end
 end