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Detect pages that have multiple flags set. 

Signed-off-by: Piotr Tabor <ptab@google.com>
pull/358/head
Piotr Tabor 2022-12-18 13:36:37 +01:00
parent d1aa8034d4
commit 3cbd9c9a44
2 changed files with 9 additions and 6 deletions
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4
node.go
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@ -191,9 +191,9 @@ func (n *node) read(p *page) {
func (n *node) write(p *page) { func (n *node) write(p *page) {
// Initialize page. // Initialize page.
if n.isLeaf { if n.isLeaf {
p.flags |= leafPageFlag p.flags = leafPageFlag
} else { } else {
p.flags |= branchPageFlag p.flags = branchPageFlag
} }
if len(n.inodes) >= 0xFFFF { if len(n.inodes) >= 0xFFFF {

11
page.go
View File

@ -2,7 +2,6 @@ package bbolt
import ( import (
"fmt" "fmt"
"log"
"os" "os"
"sort" "sort"
"unsafe" "unsafe"
@ -55,9 +54,13 @@ func (p *page) meta() *meta {
} }
func (p *page) fastCheck(id pgid) { func (p *page) fastCheck(id pgid) {
if p.id != id { _assert(p.id == id, "Page expected to be: %v, but self identifies as %v", id, p.id)
log.Panicf("Page expected to be: %v, but self identifies as %v", id, p.id) // Only one flag of page-type can be set.
} _assert(p.flags == branchPageFlag ||
p.flags == leafPageFlag ||
p.flags == metaPageFlag ||
p.flags == freelistPageFlag,
"page %v: has unexpected type/flags: %x", p.id, p.flags)
} }
// leafPageElement retrieves the leaf node by index // leafPageElement retrieves the leaf node by index