Created
January 9, 2013 12:44
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/* | |
* This is a first attempt at dynamic Rust channels | |
* | |
* Paul Harvey | |
* 8 jan 2013 | |
*/ | |
//Macros? | |
rules_macro! chan_eq( | |
) | |
//This should be replaced by generics | |
enum Msg_Type{ | |
integer, | |
string, | |
} | |
/* | |
* Structure of a name | |
* | |
*/ | |
struct Name{ | |
mut location:~str, | |
mut actor:~str, | |
mut chan_name:~str, | |
} | |
/* | |
* Structure of a channel | |
* | |
* NAME => location:actor:channel_name | |
* TYPE => [short, int, long, unsigned ....] || custom structure | |
* CONNECTIONS => should this be a table in the system, rather than per actor. | |
* This would make it smaller, but makes migration a little more difficult. | |
*/ | |
struct Channel{ | |
mut name:Name, | |
mut msg_type:Msg_Type, | |
mut connections: @[Channel], | |
} | |
/*-----------------------------------------------------------------------------*/ | |
fn create_channel(n:~str, mt:Msg_Type) -> Channel{ | |
let mut nme = Name{location:~"location", actor:~"actor", chan_name:n}; | |
Channel{name:nme, msg_type:mt, connections:@[]} | |
} | |
/*-----------------------------------------------------------------------------*/ | |
fn channel_eq(a:Channel, b:Channel) -> bool{ | |
a.name.location == b.name.location && a.name.actor == b.name.actor && a.name.chan_name == b.name.chan_name | |
} | |
/*-----------------------------------------------------------------------------*/ | |
fn channel_connect(a:Channel, b:Channel){ | |
//if not already connected | |
let mut count = 0; | |
while count < a.connections.len(){ | |
if channel_eq(a.connections[count], b) { | |
io::print(~"connection_error: channels already connected`n"); | |
} | |
count += 1; | |
} | |
//a.connections += b; | |
//b.connections += a; | |
} | |
/*-----------------------------------------------------------------------------*/ | |
/******************************************************************************/ | |
//DEBUG | |
/******************************************************************************/ | |
fn get_type(t:Msg_Type) -> ~str { | |
match t { | |
//the possible types | |
integer => ~"integer", | |
string => ~"string", | |
} | |
} | |
/*-----------------------------------------------------------------------------*/ | |
fn debug_channel( c:Channel){ | |
io::print(fmt!("Channel: %s\n\t", debug_name(c.name))); | |
io::println(get_type(c.msg_type)); | |
let mut count = 0; | |
while(count < c.connections.len()){ | |
debug_channel(copy c.connections[count]); | |
count = count + 1; | |
} | |
} | |
/*-----------------------------------------------------------------------------*/ | |
fn debug_name(n:Name) -> ~str{ | |
//io::print(fmt!("%s:%s:%s\n", n.location, n.actor, n.chan_name)); | |
n.location + ~":" + n.actor + ~":" + n.chan_name | |
} | |
/*-----------------------------------------------------------------------------*/ | |
fn main(){ | |
// let c1:Channel, c2:Channel; | |
// let mut a = Channel{name:~"a", msg_type:integer, connections:@[]}; | |
// let mut b = Channel{name:~"b", msg_type:integer} | |
io::println("Started\n"); | |
let mut a = create_channel(~"a", integer); | |
let mut b = create_channel(~"b", integer); | |
debug_channel(a); | |
debug_channel(b); | |
let mut test:@[Channel]; | |
} |
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