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| -rw-r--r-- | self.html.markdown | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/self.html.markdown b/self.html.markdown index 7b1f38af..f4b5fefc 100644 --- a/self.html.markdown +++ b/self.html.markdown @@ -1,6 +1,6 @@ --- language: self -contributors:r +contributors: - ["Russell Allen", "http://github.com/russellallen"] filename: self.html.markdown --- @@ -38,13 +38,19 @@ The inbuild Self parser can construct objects, including method objects. x <- 20. |) -"An object which understands the method 'doubleX' which doubles the value of x and then returns the object" +"An object which understands the method 'doubleX' which +doubles the value of x and then returns the object" (| x <- 20. doubleX = (x: x * 2. self) |) -"An object which understands all the messages that 'traits point' understands". The parser looks up 'traits point' by sending the messages 'traits' then 'point' to a known object called the 'lobby'. It looks up the 'true' object by also sending the message 'true' to the lobby." +"An object which understands all the messages +that 'traits point' understands". The parser +looks up 'traits point' by sending the messages +'traits' then 'point' to a known object called +the 'lobby'. It looks up the 'true' object by +also sending the message 'true' to the lobby." (| parent* = traits point. x = 7. y <- 5. @@ -77,7 +83,7 @@ Returns 1, the index of 'e' in 'hello'." Self defines flow control like Smalltalk and Ruby by way of blocks. Blocks are delayed computations of the form: ``` -[|:x. localVar| x doSomthing With: localVar] +[|:x. localVar| x doSomething with: localVar] ``` Examples of the use of a block: @@ -120,7 +126,7 @@ Blocks are performed by sending them the message 'value' and inherit (delegate t # Methods -Methods are like blocks but are not within a context but are the values of slots. Unlike Smalltalk, methods by default return their final value not 'self'. +Methods are like blocks but they are not within a context but instead are stored as values of slots. Unlike Smalltalk, methods by default return their final value not 'self'. ``` "Here is an object with one assignable slot 'x' and a method 'reduceXTo: y'. |