Shift stuff around
This commit is contained in:
@@ -5,15 +5,11 @@ extern crate fallible_iterator;
|
||||
extern crate phf;
|
||||
extern crate postgres_protocol;
|
||||
|
||||
use fallible_iterator::{FallibleIterator, FromFallibleIterator};
|
||||
use std::ascii::AsciiExt;
|
||||
use std::ops::Range;
|
||||
|
||||
use types::Type;
|
||||
|
||||
pub mod error;
|
||||
pub mod params;
|
||||
pub mod types;
|
||||
pub mod rows;
|
||||
pub mod stmt;
|
||||
|
||||
/// Contains information necessary to cancel queries for a session.
|
||||
#[derive(Copy, Clone, Debug)]
|
||||
@@ -23,110 +19,3 @@ pub struct CancelData {
|
||||
/// The secret key for the session.
|
||||
pub secret_key: i32,
|
||||
}
|
||||
|
||||
pub struct RowData {
|
||||
buf: Vec<u8>,
|
||||
indices: Vec<Option<Range<usize>>>,
|
||||
}
|
||||
|
||||
impl<'a> FromFallibleIterator<Option<&'a [u8]>> for RowData {
|
||||
fn from_fallible_iterator<I>(mut it: I) -> Result<RowData, I::Error>
|
||||
where I: FallibleIterator<Item = Option<&'a [u8]>>
|
||||
{
|
||||
let mut row = RowData {
|
||||
buf: vec![],
|
||||
indices: Vec::with_capacity(it.size_hint().0),
|
||||
};
|
||||
|
||||
while let Some(cell) = try!(it.next()) {
|
||||
let index = match cell {
|
||||
Some(cell) => {
|
||||
let base = row.buf.len();
|
||||
row.buf.extend_from_slice(cell);
|
||||
Some(base..row.buf.len())
|
||||
}
|
||||
None => None,
|
||||
};
|
||||
row.indices.push(index);
|
||||
}
|
||||
|
||||
Ok(row)
|
||||
}
|
||||
}
|
||||
|
||||
impl RowData {
|
||||
pub fn len(&self) -> usize {
|
||||
self.indices.len()
|
||||
}
|
||||
|
||||
pub fn get(&self, index: usize) -> Option<&[u8]> {
|
||||
match &self.indices[index] {
|
||||
&Some(ref range) => Some(&self.buf[range.clone()]),
|
||||
&None => None,
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
pub struct Column {
|
||||
name: String,
|
||||
type_: Type,
|
||||
}
|
||||
|
||||
impl Column {
|
||||
#[doc(hidden)]
|
||||
pub fn new(name: String, type_: Type) -> Column {
|
||||
Column {
|
||||
name: name,
|
||||
type_: type_,
|
||||
}
|
||||
}
|
||||
|
||||
pub fn name(&self) -> &str {
|
||||
&self.name
|
||||
}
|
||||
|
||||
pub fn type_(&self) -> &Type {
|
||||
&self.type_
|
||||
}
|
||||
}
|
||||
|
||||
/// A trait implemented by types that can index into columns of a row.
|
||||
pub trait RowIndex {
|
||||
/// Returns the index of the appropriate column, or `None` if no such
|
||||
/// column exists.
|
||||
fn idx(&self, stmt: &[Column]) -> Option<usize>;
|
||||
}
|
||||
|
||||
impl RowIndex for usize {
|
||||
#[inline]
|
||||
fn idx(&self, stmt: &[Column]) -> Option<usize> {
|
||||
if *self >= stmt.len() {
|
||||
None
|
||||
} else {
|
||||
Some(*self)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
impl<'a> RowIndex for str {
|
||||
#[inline]
|
||||
fn idx(&self, stmt: &[Column]) -> Option<usize> {
|
||||
if let Some(idx) = stmt.iter().position(|d| d.name() == self) {
|
||||
return Some(idx);
|
||||
};
|
||||
|
||||
// FIXME ASCII-only case insensitivity isn't really the right thing to
|
||||
// do. Postgres itself uses a dubious wrapper around tolower and JDBC
|
||||
// uses the US locale.
|
||||
stmt.iter().position(|d| d.name().eq_ignore_ascii_case(self))
|
||||
}
|
||||
}
|
||||
|
||||
impl<'a, T: ?Sized> RowIndex for &'a T
|
||||
where T: RowIndex
|
||||
{
|
||||
#[inline]
|
||||
fn idx(&self, columns: &[Column]) -> Option<usize> {
|
||||
T::idx(*self, columns)
|
||||
}
|
||||
}
|
||||
|
||||
90
postgres-shared/src/rows.rs
Normal file
90
postgres-shared/src/rows.rs
Normal file
@@ -0,0 +1,90 @@
|
||||
use fallible_iterator::{FallibleIterator, FromFallibleIterator};
|
||||
use std::ascii::AsciiExt;
|
||||
use std::ops::Range;
|
||||
|
||||
use stmt::Column;
|
||||
|
||||
/// A trait implemented by types that can index into columns of a row.
|
||||
pub trait RowIndex {
|
||||
/// Returns the index of the appropriate column, or `None` if no such
|
||||
/// column exists.
|
||||
fn idx(&self, stmt: &[Column]) -> Option<usize>;
|
||||
}
|
||||
|
||||
impl RowIndex for usize {
|
||||
#[inline]
|
||||
fn idx(&self, stmt: &[Column]) -> Option<usize> {
|
||||
if *self >= stmt.len() {
|
||||
None
|
||||
} else {
|
||||
Some(*self)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
impl<'a> RowIndex for str {
|
||||
#[inline]
|
||||
fn idx(&self, stmt: &[Column]) -> Option<usize> {
|
||||
if let Some(idx) = stmt.iter().position(|d| d.name() == self) {
|
||||
return Some(idx);
|
||||
};
|
||||
|
||||
// FIXME ASCII-only case insensitivity isn't really the right thing to
|
||||
// do. Postgres itself uses a dubious wrapper around tolower and JDBC
|
||||
// uses the US locale.
|
||||
stmt.iter().position(|d| d.name().eq_ignore_ascii_case(self))
|
||||
}
|
||||
}
|
||||
|
||||
impl<'a, T: ?Sized> RowIndex for &'a T
|
||||
where T: RowIndex
|
||||
{
|
||||
#[inline]
|
||||
fn idx(&self, columns: &[Column]) -> Option<usize> {
|
||||
T::idx(*self, columns)
|
||||
}
|
||||
}
|
||||
|
||||
#[doc(hidden)]
|
||||
pub struct RowData {
|
||||
buf: Vec<u8>,
|
||||
indices: Vec<Option<Range<usize>>>,
|
||||
}
|
||||
|
||||
impl<'a> FromFallibleIterator<Option<&'a [u8]>> for RowData {
|
||||
fn from_fallible_iterator<I>(mut it: I) -> Result<RowData, I::Error>
|
||||
where I: FallibleIterator<Item = Option<&'a [u8]>>
|
||||
{
|
||||
let mut row = RowData {
|
||||
buf: vec![],
|
||||
indices: Vec::with_capacity(it.size_hint().0),
|
||||
};
|
||||
|
||||
while let Some(cell) = try!(it.next()) {
|
||||
let index = match cell {
|
||||
Some(cell) => {
|
||||
let base = row.buf.len();
|
||||
row.buf.extend_from_slice(cell);
|
||||
Some(base..row.buf.len())
|
||||
}
|
||||
None => None,
|
||||
};
|
||||
row.indices.push(index);
|
||||
}
|
||||
|
||||
Ok(row)
|
||||
}
|
||||
}
|
||||
|
||||
impl RowData {
|
||||
pub fn len(&self) -> usize {
|
||||
self.indices.len()
|
||||
}
|
||||
|
||||
pub fn get(&self, index: usize) -> Option<&[u8]> {
|
||||
match &self.indices[index] {
|
||||
&Some(ref range) => Some(&self.buf[range.clone()]),
|
||||
&None => None,
|
||||
}
|
||||
}
|
||||
}
|
||||
24
postgres-shared/src/stmt.rs
Normal file
24
postgres-shared/src/stmt.rs
Normal file
@@ -0,0 +1,24 @@
|
||||
use types::Type;
|
||||
|
||||
pub struct Column {
|
||||
name: String,
|
||||
type_: Type,
|
||||
}
|
||||
|
||||
impl Column {
|
||||
#[doc(hidden)]
|
||||
pub fn new(name: String, type_: Type) -> Column {
|
||||
Column {
|
||||
name: name,
|
||||
type_: type_,
|
||||
}
|
||||
}
|
||||
|
||||
pub fn name(&self) -> &str {
|
||||
&self.name
|
||||
}
|
||||
|
||||
pub fn type_(&self) -> &Type {
|
||||
&self.type_
|
||||
}
|
||||
}
|
||||
@@ -22,7 +22,7 @@ use futures_state_stream::{StreamEvent, StateStream, BoxStateStream, FutureExt};
|
||||
use postgres_protocol::authentication;
|
||||
use postgres_protocol::message::{backend, frontend};
|
||||
use postgres_protocol::message::backend::{ErrorResponseBody, ErrorFields};
|
||||
use postgres_shared::RowData;
|
||||
use postgres_shared::rows::RowData;
|
||||
use std::collections::HashMap;
|
||||
use std::fmt;
|
||||
use std::io;
|
||||
|
||||
@@ -1,13 +1,14 @@
|
||||
//! Postgres rows.
|
||||
|
||||
use postgres_shared::{RowData, Column};
|
||||
use postgres_shared::rows::RowData;
|
||||
use postgres_shared::stmt::Column;
|
||||
use std::collections::HashMap;
|
||||
use std::error::Error;
|
||||
use std::fmt;
|
||||
use std::sync::Arc;
|
||||
|
||||
#[doc(inline)]
|
||||
pub use postgres_shared::RowIndex;
|
||||
pub use postgres_shared::rows::RowIndex;
|
||||
|
||||
use RowNew;
|
||||
use types::{WrongType, FromSql, SessionInfo};
|
||||
|
||||
@@ -5,7 +5,7 @@ use std::sync::Arc;
|
||||
use std::sync::mpsc::Sender;
|
||||
|
||||
#[doc(inline)]
|
||||
pub use postgres_shared::Column;
|
||||
pub use postgres_shared::stmt::Column;
|
||||
|
||||
use StatementNew;
|
||||
use types::Type;
|
||||
|
||||
@@ -91,7 +91,7 @@ use std::time::Duration;
|
||||
use postgres_protocol::authentication;
|
||||
use postgres_protocol::message::backend::{self, ErrorFields};
|
||||
use postgres_protocol::message::frontend;
|
||||
use postgres_shared::RowData;
|
||||
use postgres_shared::rows::RowData;
|
||||
|
||||
use error::{Error, ConnectError, SqlState, DbError};
|
||||
use tls::TlsHandshake;
|
||||
|
||||
@@ -2,7 +2,7 @@
|
||||
|
||||
use fallible_iterator::FallibleIterator;
|
||||
use postgres_protocol::message::frontend;
|
||||
use postgres_shared::RowData;
|
||||
use postgres_shared::rows::RowData;
|
||||
use std::ascii::AsciiExt;
|
||||
use std::collections::VecDeque;
|
||||
use std::fmt;
|
||||
|
||||
@@ -7,7 +7,7 @@ use std::fmt;
|
||||
use std::io::{self, Read, Write};
|
||||
use std::sync::Arc;
|
||||
use postgres_protocol::message::{backend, frontend};
|
||||
use postgres_shared::RowData;
|
||||
use postgres_shared::rows::RowData;
|
||||
|
||||
use error::Error;
|
||||
use types::{SessionInfo, Type, ToSql};
|
||||
|
||||
Reference in New Issue
Block a user