mirror of
https://codeberg.org/forgejo/forgejo.git
synced 2024-12-26 13:29:12 -05:00
08bf443016
* Inital routes to git refs api * Git refs API implementation * Update swagger * Fix copyright * Make swagger happy add basic test * Fix test * Fix test again :)
109 lines
4.5 KiB
Go
109 lines
4.5 KiB
Go
// Copyright (c) 2015, Emir Pasic. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style
|
|
// license that can be found in the LICENSE file.
|
|
|
|
package containers
|
|
|
|
// IteratorWithIndex is stateful iterator for ordered containers whose values can be fetched by an index.
|
|
type IteratorWithIndex interface {
|
|
// Next moves the iterator to the next element and returns true if there was a next element in the container.
|
|
// If Next() returns true, then next element's index and value can be retrieved by Index() and Value().
|
|
// If Next() was called for the first time, then it will point the iterator to the first element if it exists.
|
|
// Modifies the state of the iterator.
|
|
Next() bool
|
|
|
|
// Value returns the current element's value.
|
|
// Does not modify the state of the iterator.
|
|
Value() interface{}
|
|
|
|
// Index returns the current element's index.
|
|
// Does not modify the state of the iterator.
|
|
Index() int
|
|
|
|
// Begin resets the iterator to its initial state (one-before-first)
|
|
// Call Next() to fetch the first element if any.
|
|
Begin()
|
|
|
|
// First moves the iterator to the first element and returns true if there was a first element in the container.
|
|
// If First() returns true, then first element's index and value can be retrieved by Index() and Value().
|
|
// Modifies the state of the iterator.
|
|
First() bool
|
|
}
|
|
|
|
// IteratorWithKey is a stateful iterator for ordered containers whose elements are key value pairs.
|
|
type IteratorWithKey interface {
|
|
// Next moves the iterator to the next element and returns true if there was a next element in the container.
|
|
// If Next() returns true, then next element's key and value can be retrieved by Key() and Value().
|
|
// If Next() was called for the first time, then it will point the iterator to the first element if it exists.
|
|
// Modifies the state of the iterator.
|
|
Next() bool
|
|
|
|
// Value returns the current element's value.
|
|
// Does not modify the state of the iterator.
|
|
Value() interface{}
|
|
|
|
// Key returns the current element's key.
|
|
// Does not modify the state of the iterator.
|
|
Key() interface{}
|
|
|
|
// Begin resets the iterator to its initial state (one-before-first)
|
|
// Call Next() to fetch the first element if any.
|
|
Begin()
|
|
|
|
// First moves the iterator to the first element and returns true if there was a first element in the container.
|
|
// If First() returns true, then first element's key and value can be retrieved by Key() and Value().
|
|
// Modifies the state of the iterator.
|
|
First() bool
|
|
}
|
|
|
|
// ReverseIteratorWithIndex is stateful iterator for ordered containers whose values can be fetched by an index.
|
|
//
|
|
// Essentially it is the same as IteratorWithIndex, but provides additional:
|
|
//
|
|
// Prev() function to enable traversal in reverse
|
|
//
|
|
// Last() function to move the iterator to the last element.
|
|
//
|
|
// End() function to move the iterator past the last element (one-past-the-end).
|
|
type ReverseIteratorWithIndex interface {
|
|
// Prev moves the iterator to the previous element and returns true if there was a previous element in the container.
|
|
// If Prev() returns true, then previous element's index and value can be retrieved by Index() and Value().
|
|
// Modifies the state of the iterator.
|
|
Prev() bool
|
|
|
|
// End moves the iterator past the last element (one-past-the-end).
|
|
// Call Prev() to fetch the last element if any.
|
|
End()
|
|
|
|
// Last moves the iterator to the last element and returns true if there was a last element in the container.
|
|
// If Last() returns true, then last element's index and value can be retrieved by Index() and Value().
|
|
// Modifies the state of the iterator.
|
|
Last() bool
|
|
|
|
IteratorWithIndex
|
|
}
|
|
|
|
// ReverseIteratorWithKey is a stateful iterator for ordered containers whose elements are key value pairs.
|
|
//
|
|
// Essentially it is the same as IteratorWithKey, but provides additional:
|
|
//
|
|
// Prev() function to enable traversal in reverse
|
|
//
|
|
// Last() function to move the iterator to the last element.
|
|
type ReverseIteratorWithKey interface {
|
|
// Prev moves the iterator to the previous element and returns true if there was a previous element in the container.
|
|
// If Prev() returns true, then previous element's key and value can be retrieved by Key() and Value().
|
|
// Modifies the state of the iterator.
|
|
Prev() bool
|
|
|
|
// End moves the iterator past the last element (one-past-the-end).
|
|
// Call Prev() to fetch the last element if any.
|
|
End()
|
|
|
|
// Last moves the iterator to the last element and returns true if there was a last element in the container.
|
|
// If Last() returns true, then last element's key and value can be retrieved by Key() and Value().
|
|
// Modifies the state of the iterator.
|
|
Last() bool
|
|
|
|
IteratorWithKey
|
|
}
|