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[util/migration]: remove needless static bounds (#11348)

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Niklas Adolfsson 2019-12-30 23:43:38 +01:00 committed by Wei Tang
parent 280894691e
commit 9d8e6ee4c9
1 changed files with 3 additions and 3 deletions
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6
util/migration-rocksdb/src/lib.rs
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@ -96,7 +96,7 @@ impl Batch {
} }
/// A generalized migration from the given db to a destination db. /// A generalized migration from the given db to a destination db.
pub trait Migration: 'static { pub trait Migration {
/// Number of columns in the database before the migration. /// Number of columns in the database before the migration.
fn pre_columns(&self) -> u32 { self.columns() } fn pre_columns(&self) -> u32 { self.columns() }
/// Number of columns in database after the migration. /// Number of columns in database after the migration.
@ -111,7 +111,7 @@ pub trait Migration: 'static {
} }
/// A simple migration over key-value pairs of a single column. /// A simple migration over key-value pairs of a single column.
pub trait SimpleMigration: 'static { pub trait SimpleMigration {
/// Number of columns in database after the migration. /// Number of columns in database after the migration.
fn columns(&self) -> u32; fn columns(&self) -> u32;
/// Version of database after the migration. /// Version of database after the migration.
@ -217,7 +217,7 @@ impl Manager {
} }
/// Adds new migration rules. /// Adds new migration rules.
pub fn add_migration<T>(&mut self, migration: T) -> io::Result<()> where T: Migration { pub fn add_migration<T: 'static>(&mut self, migration: T) -> io::Result<()> where T: Migration {
let is_new = match self.migrations.last() { let is_new = match self.migrations.last() {
Some(last) => migration.version() > last.version(), Some(last) => migration.version() > last.version(),
None => true, None => true,