tree: remove one else statement (#2177)

This commit is contained in:
thinkerou 2019-12-18 16:58:38 +08:00 committed by Bo-Yi Wu
parent aee83e040b
commit d6143d8d7c
1 changed files with 103 additions and 104 deletions

59
tree.go
View File

@ -425,8 +425,35 @@ func (n *node) getValue(path string, po Params, unescape bool) (value nodeValue)
walk: // Outer loop for walking the tree
for {
prefix := n.path
if len(path) > len(prefix) {
if path[:len(prefix)] == prefix {
if path == prefix {
// We should have reached the node containing the handle.
// Check if this node has a handle registered.
if value.handlers = n.handlers; value.handlers != nil {
value.fullPath = n.fullPath
return
}
if path == "/" && n.wildChild && n.nType != root {
value.tsr = true
return
}
// No handle found. Check if a handle for this path + a
// trailing slash exists for trailing slash recommendation
indices := n.indices
for i, max := 0, len(indices); i < max; i++ {
if indices[i] == '/' {
n = n.children[i]
value.tsr = (len(n.path) == 1 && n.handlers != nil) ||
(n.nType == catchAll && n.children[0].handlers != nil)
return
}
}
return
}
if len(path) > len(prefix) && path[:len(prefix)] == prefix {
path = path[len(prefix):]
// If this node does not have a wildcard (param or catchAll)
// child, we can just look up the next child node and continue
@ -500,7 +527,6 @@ walk: // Outer loop for walking the tree
n = n.children[0]
value.tsr = n.path == "/" && n.handlers != nil
}
return
case catchAll:
@ -528,33 +554,6 @@ walk: // Outer loop for walking the tree
panic("invalid node type")
}
}
} else if path == prefix {
// We should have reached the node containing the handle.
// Check if this node has a handle registered.
if value.handlers = n.handlers; value.handlers != nil {
value.fullPath = n.fullPath
return
}
if path == "/" && n.wildChild && n.nType != root {
value.tsr = true
return
}
// No handle found. Check if a handle for this path + a
// trailing slash exists for trailing slash recommendation
indices := n.indices
for i, max := 0, len(indices); i < max; i++ {
if indices[i] == '/' {
n = n.children[i]
value.tsr = (len(n.path) == 1 && n.handlers != nil) ||
(n.nType == catchAll && n.children[0].handlers != nil)
return
}
}
return
}
// Nothing found. We can recommend to redirect to the same URL with an
// extra trailing slash if a leaf exists for that path