diff --git a/crates/mockingbird/src/skip.rs b/crates/mockingbird/src/skip.rs new file mode 100644 index 0000000..2653ded --- /dev/null +++ b/crates/mockingbird/src/skip.rs @@ -0,0 +1,128 @@ + +enum Lexer { + Int, + Colon, +} + + +struct PythonIndices { + start: isize, + end: isize, + skip: isize +} + + +// 1 -> (0) hot-queue +// 1: -> (1..) queued only +// -1 -> end ( -1) back only +// [INT] + +// :: -> (0..) ALL +// [COLON][IMP][COLON][IMP] + +// 3::-1 -> (0, 1, 2) +// 3:: -> (3, 4, 5, ...) +// 1:6:2 -> (1, 3, 5) +// :5 -> (..5) queued + front only +impl PythonIndices { + fn from_str(payload: &str) { + let mut field_ident = 0; + let mut iter = payload.split(":"); + let mut use_last = true; + let mut last = 1; + + let first = match iter.next() { + Some("") => 0, + Some(x) => x.parse::() + .unwrap_or(0), + None => return + }; + + let end = match iter.next() { + Some("") => isize::MAX, + Some(x) => { + let x = x.parse::().unwrap_or(0); + if first >= 0 && 0 > x { + // probab some heklerino + return + } + + x + } + + // make sure qmod doesn't run + None => { + + let handle = qctx.cold_queue.write().await; + let keep = qctx.cold_queue.write().await.split_off(first); + + if first > 0 { + handle.clear(); + handle.extend(keep); + } + + else { + handle.split_off(handle.len() - first.abs() as usize); + } + + + } + }; + + let qmod = iter.next(); + + let skip = match qmod { + // probob clever heklerino + Some("0") => return, + Some("") => 1, + Some(x) => x.parse::().unwrap_or(1), + + + // process first + last + None => { + let reverse = 0 > first && 0 > end; + let positive = |s,e| s > e; + let negative = |s,e| s < e; + + let handle = qctx.cold_queue.write().await; + let keep = qctx.cold_queue.write().await.split_off(first); + + invalid_check = if reverse { + positive + } else { + negative + }; + + if invalid_check(start, end) { + return; + } + } + + + todo!() + }; + + let reverse = 0 > skip; + let skip = skip.abs(); + + let mut cold_queue = qctx.cold_queue.write().await; + + cold_queue.split_off(first as usize); + + + + if reverse { + } + + for x in cold_queue.step_by(skip as usize) { + x.clone(); + } + + + match reverse { + true => cold_queue.pop_back(), + } + + + } +} \ No newline at end of file