diff options
Diffstat (limited to 'comp/cw')
| -rw-r--r-- | comp/cw/overview | 64 |
1 files changed, 33 insertions, 31 deletions
diff --git a/comp/cw/overview b/comp/cw/overview index 27acd91..5f7904e 100644 --- a/comp/cw/overview +++ b/comp/cw/overview @@ -41,7 +41,7 @@ types: arrays can be created like so (let arr[]:char "hello there") - (let arr[]:i32 1, 2, 3) + (let arr[]:i32 1 2 3) all arrays are linked lists of there data type their size is not fixed @@ -59,15 +59,18 @@ types: linked list has no more nodes comments: + comments can be writen like so ! this is a comment indentation and spacing: + indentation and new lines arent at all necesary any new lines will be converted to spaces, and tabs will be removed the only place that needs spaces is when calling a function and giving its args scopes: + () can be placed anywhere, and anything that is in them is in there own scope as soon as the bracket is closed, any variables defined in the scope will be deleted @@ -99,6 +102,7 @@ scopes: ) libarys: + libarys are similar to header files in c when imported the user can use any function contained within the file @@ -106,49 +110,49 @@ libarys: same names coming from 2 libarys, however its not needed errors: + errors would be keywords: - (defun name arg1:type arg2:type returnType + (defun arg1:type arg2:type returnType ... ... ... ) - defines a function called name, can be done anywhere in the program, all functions + defines a function, can be done anywhere in the program, all functions must return a value, return type and arguments must be known at runtime + + returns the function that can be asigned with let (return VALUE) returns VALUE from a function, VALUE must be of the same tupe as returnType in defun - (for x a b - ... - ... - ... - ) - runs the code inside the loop, x will be increment by 1 each iteration and + (for x a b function) + + runs the function inside the loop, x will be increment by 1 each iteration and it will have a starting value of a running until it reaches b (inclusive) x cant be changed in any way other than the for loop x, a, b are all of type i32 - (while condtion - ... - ... - ... - ) + (while condtion function) + runs all code inside the loop until the condion is not TRUE condition must be a bool (TRUE/FALSE) (let name:type value) + assign value to variable name, this will create the variable if it doesn't already exist, and overwrite it if it does names type must be defined by type (const name:type value) + same as let but creates an imutable variable (import libary) + searches the libary dir and imports the libary to the current project libary can also be a specific path if it starts with / or ./ or ../ @@ -167,6 +171,7 @@ keywords: ... ) ) + structs can be used as a custom data type creates a struct/class called name, functions called init will be ran when an object is created @@ -199,12 +204,14 @@ keywords: ... ... ) + this will make the struct have default values overall in simple terms structs are just like c structs but they can contain functions - (symbol name arg1:type arg2:type returntype location) + (symbol arg1:type arg2:type returntype location) + returns a function that can be called. the function is retrieved from a .o file which can be writen in C, the args, should be the args that the function takes in and there types @@ -212,14 +219,6 @@ keywords: to be done manually the location should be a string which is is the file path to the .o file - (anonfun arg1:type arg2:type returntype - ... - ... - ... - ) - returns a function with no name, can be used to make functions that return other functions - or assined to a variable (higher order functions) - (if condition ... ... @@ -239,7 +238,9 @@ keywords: else will run if nothing else is TRUE (cast TYPE variable) - returns a variable casted to type TYPE, note this can error + + returns a variable casted to type TYPE, if type is function, will return a function with no args + that returns the variable value in its starting type conditions: (= a b) returns TRUE if a is equal to be (works with arrays) @@ -270,15 +271,16 @@ keywords: sample code - (defun fib num:i32 i32 - (if (< num 2) - (return num) - ) - (else - (return (+ (fib (- num 1)) (fib (- num 2)) )) + (let fib:function (defun num:i32 i32 + (if (< num 2) + (return num) + ) + (else + (return (+ (fib (- num 1)) (fib (- num 2)) )) + ) ) ) - (let a:i32 (fib 2)) + (let a:i32 (fib 5)) ! returns the 5th fib number stdlib: |