{"header":{"message":"Adding debug.rs","description":null,"timestamp":"2021-02-05T16:35:22.987970677Z","authors":[{"full_name":"Pierre-Étienne Meunier","name":"pmeunier"}]},"hash":"T7QB6QEPWBXAU3RL7LE4GRDWWNQ65ZU2YNNTWBYLORJOABAQFEZQC","authors":[],"deps":{"hashes":[["T7QB6QEPWBXAU3RL7LE4GRDWWNQ65ZU2YNNTWBYLORJOABAQFEZQC","Adding debug.rs"],["AA",null],["OP6SVMOD2GTQ7VNJ4E5KYFG4MIYA7HBMXJTADALMZH4PY7OQRMZQC","Resetting history"]],"deps":["OP6SVMOD2GTQ7VNJ4E5KYFG4MIYA7HBMXJTADALMZH4PY7OQRMZQC"],"known":[]},"hunks":[{"FileAdd":{"meta":{"basename":"debug.rs","metadata":420},"context":[{"change":2,"pos":71008}],"contents":[{"Add":"use sanakirja_core::btree;"},{"Add":"use sanakirja_core::btree::*;"},{"Add":"use sanakirja_core::*;"},{"Add":"use std::collections::HashSet;"},{"Add":"use std::fs::File;"},{"Add":"use std::io::{BufWriter, Write};"},{"Add":"use std::path::Path;"},{"Add":""},{"Add":"pub fn debug<"},{"Add":" P: AsRef,"},{"Add":" T: LoadPage,"},{"Add":" K: Representable + ?Sized + std::fmt::Debug,"},{"Add":" V: Representable + ?Sized + std::fmt::Debug,"},{"Add":" PP: BTreePage,"},{"Add":">("},{"Add":" t: &T,"},{"Add":" db: &[&Db_],"},{"Add":" p: P,"},{"Add":" recurse: bool,"},{"Add":") where"},{"Add":" T::Error: std::fmt::Debug,"},{"Add":"{"},{"Add":" let f = File::create(p.as_ref()).unwrap();"},{"Add":" let mut buf = BufWriter::new(f);"},{"Add":" writeln!(&mut buf, \"digraph{{\").unwrap();"},{"Add":" let mut h = HashSet::new();"},{"Add":" for db in db {"},{"Add":" print_page::(t, &mut h, &mut buf, &db.db.as_page(), recurse);"},{"Add":" }"},{"Add":" writeln!(&mut buf, \"}}\").unwrap();"},{"Add":"}"},{"Add":""},{"Add":"fn print_page<"},{"Add":" T: LoadPage,"},{"Add":" K: Representable + ?Sized + std::fmt::Debug,"},{"Add":" V: Representable + ?Sized + std::fmt::Debug,"},{"Add":" P: btree::BTreePage,"},{"Add":">("},{"Add":" txn: &T,"},{"Add":" pages: &mut HashSet,"},{"Add":" buf: &mut BufWriter,"},{"Add":" p: &Page,"},{"Add":" print_children: bool,"},{"Add":") where"},{"Add":" T::Error: std::fmt::Debug,"},{"Add":"{"},{"Add":" if !pages.contains(&p.offset) {"},{"Add":" pages.insert(p.offset);"},{"Add":""},{"Add":" writeln!("},{"Add":" buf,"},{"Add":" \"subgraph cluster{} {{\\nlabel=\\\"Page {}, rc \\"},{"Add":" {}\\\";\\ncolor=black;\","},{"Add":" p.offset,"},{"Add":" p.offset,"},{"Add":" txn.rc(p.offset).unwrap()"},{"Add":" )"},{"Add":" .unwrap();"},{"Add":" let mut h = Vec::new();"},{"Add":" let mut edges = Vec::new();"},{"Add":" print_cursor::(txn, buf, &mut edges, &mut h, p);"},{"Add":""},{"Add":" writeln!(buf, \"}}\").unwrap();"},{"Add":" for p in edges.iter() {"},{"Add":" writeln!(buf, \"{}\", p).unwrap()"},{"Add":" }"},{"Add":" if print_children {"},{"Add":" for p in h.iter() {"},{"Add":" print_page::(txn, pages, buf, &p.as_page(), print_children)"},{"Add":" }"},{"Add":" }"},{"Add":" }"},{"Add":"}"},{"Add":""},{"Add":"fn print_cursor<"},{"Add":" T: LoadPage,"},{"Add":" K: Representable + ?Sized + std::fmt::Debug,"},{"Add":" V: Representable + ?Sized + std::fmt::Debug,"},{"Add":" P: btree::BTreePage,"},{"Add":">("},{"Add":" txn: &T,"},{"Add":" buf: &mut dyn std::io::Write,"},{"Add":" edges: &mut Vec,"},{"Add":" pages: &mut Vec,"},{"Add":" p: &Page,"},{"Add":") where"},{"Add":" T::Error: std::fmt::Debug,"},{"Add":"{"},{"Add":" let mut cursor = P::first_cursor(*p);"},{"Add":" let mut i = 0;"},{"Add":" let l = P::left_child(*p, &cursor);"},{"Add":" if l > 0 {"},{"Add":" pages.push(txn.load_page(l).unwrap());"},{"Add":" edges.push(format!("},{"Add":" \"n_{}_{}->n_{}_0[color=\\\"ForestGreen\\\"];\","},{"Add":" p.offset, i, l"},{"Add":" ))"},{"Add":" }"},{"Add":" while let Some((key, _, r)) = P::next(txn, *p, &mut cursor) {"},{"Add":" if i > 0 {"},{"Add":" writeln!("},{"Add":" buf,"},{"Add":" \"n_{}_{}->n_{}_{}[color=\\\"blue\\\"];\","},{"Add":" p.offset,"},{"Add":" i - 1,"},{"Add":" p.offset,"},{"Add":" i"},{"Add":" )"},{"Add":" .unwrap();"},{"Add":" }"},{"Add":" writeln!(buf, \"n_{}_{}[label=\\\"{}: {:?}\\\"];\", p.offset, i, i, key).unwrap();"},{"Add":" if r > 0 {"},{"Add":" pages.push(txn.load_page(r).unwrap());"},{"Add":" edges.push(format!(\"n_{}_{}->n_{}_0[color=\\\"red\\\"];\", p.offset, i, r))"},{"Add":" };"},{"Add":" i += 1"},{"Add":" }"},{"Add":"}"}]}}],"owner":"pijul","repo":"sanakirja","token":"oBHWuIboCcFVclJoDR2SjN7nro2kAi365AcB3A/uUDo=","login":null}

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