Add Math module

opal · Dec 29, 2013 · 55c7e6d · 55c7e6d
1 parent 104338b
commit 55c7e6d
Show file tree

Hide file tree

Showing 2 changed files with 122 additions and 0 deletions.
diff --git a/opal/corelib/math.rb b/opal/corelib/math.rb
@@ -0,0 +1,121 @@
+module Math
+  E  = `Math.E`
+  PI = `Math.PI`
+
+  def self.acos(x)
+    `Math.acos(x)`
+  end
+
+  # TODO: reimplement this when unavailable
+  def self.acosh(x)
+    `Math.acosh(x)`
+  end
+
+  def self.asin(x)
+    `Math.asin(x)`
+  end
+
+  # TODO: reimplement this when unavailable
+  def self.asinh(x)
+    `Math.asinh(x)`
+  end
+
+  def self.atan(x)
+    `Math.atan(x)`
+  end
+
+  def self.atan2(x, y)
+    `Math.atan2(x, y)`
+  end
+
+  # TODO: reimplement this when unavailable
+  def self.atanh(x)
+    `Math.atanh(x)`
+  end
+
+  # TODO: reimplement this when unavailable
+  def self.cbrt(x)
+    `Math.cbrt(x)`
+  end
+
+  def self.cos(x)
+    `Math.cos(x)`
+  end
+
+  # TODO: reimplement this when unavailable
+  def self.cosh(x)
+    `Math.cosh(x)`
+  end
+
+  def self.erf(x)
+    raise NotImplementedError
+  end
+
+  def self.erfc(x)
+    raise NotImplementedError
+  end
+
+  def self.exp(x)
+    `Math.exp(x)`
+  end
+
+  def self.frexp(x)
+    raise NotImplementedError
+  end
+
+  def self.gamma(x)
+    raise NotImplementedError
+  end
+
+  def self.hypot(x, y)
+    `Math.hypot(x, y)`
+  end
+
+  def self.ldexp(flt, int)
+    raise NotImplementedError
+  end
+
+  def self.lgamma(x)
+    raise NotImplementedError
+  end
+
+  def self.log(num, base = undefined)
+    if `base !== undefined`
+      raise NotImplementedError
+    end
+
+    `Math.log(num)`
+  end
+
+  # TODO: reimplement this when unavailable
+  def self.log10(num)
+    `Math.log10(num)`
+  end
+
+  # TODO: reimplement this when unavailable
+  def self.log2(num)
+    `Math.log2(num)`
+  end
+
+  def self.sin(x)
+    `Math.sin(x)`
+  end
+
+  # TODO: reimplement this when unavailable
+  def self.sinh(x)
+    `Math.sinh(x)`
+  end
+
+  def self.sqrt(x)
+    `Math.sqrt(x)`
+  end
+
+  def self.tan(x)
+    `Math.tan(x)`
+  end
+
+  # TODO: reimplement this when unavailable
+  def self.tanh(x)
+    `Math.tanh(x)`
+  end
+end
diff --git a/opal/opal.rb b/opal/opal.rb
@@ -17,6 +17,7 @@
 require 'corelib/match_data'
 require 'corelib/encoding'
 require 'corelib/numeric'
+require 'corelib/math'
 require 'corelib/proc'
 require 'corelib/method'
 require 'corelib/range'