Merge pull request #4093 from ethereum/prepareDropConstantKeyword

Prepare drop constant keyword.

docs/contracts.rst

@@ -473,7 +473,7 @@ The following statements are considered modifying the state:
     }
 
 .. note::
-  ``constant`` on functions is an alias to ``view``, but this is deprecated and is planned to be dropped in version 0.5.0.
+  ``constant`` on functions is an alias to ``view``, but this is deprecated and will be dropped in version 0.5.0.
 
 .. note::
   Getter methods are marked ``view``.

docs/introduction-to-smart-contracts.rst

@@ -25,7 +25,7 @@ Storage
             storedData = x;
         }
 
-        function get() public constant returns (uint) {
+        function get() public view returns (uint) {
             return storedData;
         }
     }

docs/security-considerations.rst

@@ -120,7 +120,7 @@ Gas Limit and Loops
 Loops that do not have a fixed number of iterations, for example, loops that depend on storage values, have to be used carefully:
 Due to the block gas limit, transactions can only consume a certain amount of gas. Either explicitly or just due to
 normal operation, the number of iterations in a loop can grow beyond the block gas limit which can cause the complete
-contract to be stalled at a certain point. This may not apply to ``constant`` functions that are only executed
+contract to be stalled at a certain point. This may not apply to ``view`` functions that are only executed
 to read data from the blockchain. Still, such functions may be called by other contracts as part of on-chain operations
 and stall those. Please be explicit about such cases in the documentation of your contracts.
 

docs/style-guide.rst

@@ -269,7 +269,7 @@ Functions should be grouped according to their visibility and ordered:
 - internal
 - private
 
-Within a grouping, place the ``constant`` functions last.
+Within a grouping, place the ``view`` and ``pure`` functions last.
 
 Yes::
 
@@ -285,7 +285,10 @@ Yes::
         // External functions
         // ...
 
-        // External functions that are constant
+        // External functions that are view
+        // ...
+
+        // External functions that are pure
         // ...
 
         // Public functions