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improvement: db.rs from clippy

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This commit is contained in:
Greg Heartsfield 2022-09-02 10:30:51 -05:00
parent 03a130b0b8
commit a843eaa939
1 changed files with 6 additions and 6 deletions
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10
src/db.rs
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@ -22,6 +22,7 @@ use rusqlite::Connection;
use rusqlite::OpenFlags; use rusqlite::OpenFlags;
use std::path::Path; use std::path::Path;
use std::thread; use std::thread;
use std::fmt::Write as _;
use std::time::Duration; use std::time::Duration;
use std::time::Instant; use std::time::Instant;
use tokio::task; use tokio::task;
@ -305,7 +306,7 @@ pub fn write_event(conn: &mut PooledConnection, e: &Event) -> Result<usize> {
match &tagchar_opt { match &tagchar_opt {
Some(_) => { Some(_) => {
// if tagvalue is lowercase hex; // if tagvalue is lowercase hex;
if is_lower_hex(&tagval) && (tagval.len() % 2 == 0) { if is_lower_hex(tagval) && (tagval.len() % 2 == 0) {
tx.execute( tx.execute(
"INSERT OR IGNORE INTO tag (event_id, name, value_hex) VALUES (?1, ?2, ?3)", "INSERT OR IGNORE INTO tag (event_id, name, value_hex) VALUES (?1, ?2, ?3)",
params![ev_id, &tagname, hex::decode(&tagval).ok()], params![ev_id, &tagname, hex::decode(&tagval).ok()],
@ -341,9 +342,8 @@ pub fn write_event(conn: &mut PooledConnection, e: &Event) -> Result<usize> {
// if this event is a deletion, hide the referenced events from the same author. // if this event is a deletion, hide the referenced events from the same author.
if e.kind == 5 { if e.kind == 5 {
let event_candidates = e.tag_values_by_name("e"); let event_candidates = e.tag_values_by_name("e");
let mut params: Vec<Box<dyn ToSql>> = vec![];
// first parameter will be author // first parameter will be author
params.push(Box::new(hex::decode(&e.pubkey)?)); let mut params: Vec<Box<dyn ToSql>> = vec![Box::new(hex::decode(&e.pubkey)?)];
event_candidates event_candidates
.iter() .iter()
.filter(|x| is_hex(x) && x.len() == 64) .filter(|x| is_hex(x) && x.len() == 64)
@ -516,7 +516,7 @@ fn query_from_filter(f: &ReqFilter) -> (String, Vec<Box<dyn ToSql>>) {
// Apply per-filter limit to this subquery. // Apply per-filter limit to this subquery.
// The use of a LIMIT implies a DESC order, to capture only the most recent events. // The use of a LIMIT implies a DESC order, to capture only the most recent events.
if let Some(lim) = f.limit { if let Some(lim) = f.limit {
query.push_str(&format!(" ORDER BY e.created_at DESC LIMIT {}", lim)) let _ = write!(query, " ORDER BY e.created_at DESC LIMIT {}", lim);
} else { } else {
query.push_str(" ORDER BY e.created_at ASC") query.push_str(" ORDER BY e.created_at ASC")
} }
@ -532,7 +532,7 @@ fn query_from_sub(sub: &Subscription) -> (String, Vec<Box<dyn ToSql>>) {
let mut params: Vec<Box<dyn ToSql>> = vec![]; let mut params: Vec<Box<dyn ToSql>> = vec![];
// for every filter in the subscription, generate a subquery // for every filter in the subscription, generate a subquery
for f in sub.filters.iter() { for f in sub.filters.iter() {
let (f_subquery, mut f_params) = query_from_filter(&f); let (f_subquery, mut f_params) = query_from_filter(f);
subqueries.push(f_subquery); subqueries.push(f_subquery);
params.append(&mut f_params); params.append(&mut f_params);
} }