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Diffstat (limited to 'markup/goldmark/internal/render/context.go')
-rw-r--r--markup/goldmark/internal/render/context.go25
1 files changed, 25 insertions, 0 deletions
diff --git a/markup/goldmark/internal/render/context.go b/markup/goldmark/internal/render/context.go
index 578714339..306d26748 100644
--- a/markup/goldmark/internal/render/context.go
+++ b/markup/goldmark/internal/render/context.go
@@ -41,6 +41,7 @@ func (b *BufWriter) Flush() error {
type Context struct {
*BufWriter
positions []int
+ pids []uint64
ContextData
}
@@ -55,6 +56,30 @@ func (ctx *Context) PopPos() int {
return p
}
+// PushPid pushes a new page ID to the stack.
+func (ctx *Context) PushPid(pid uint64) {
+ ctx.pids = append(ctx.pids, pid)
+}
+
+// PeekPid returns the current page ID without removing it from the stack.
+func (ctx *Context) PeekPid() uint64 {
+ if len(ctx.pids) == 0 {
+ return 0
+ }
+ return ctx.pids[len(ctx.pids)-1]
+}
+
+// PopPid pops the last page ID from the stack.
+func (ctx *Context) PopPid() uint64 {
+ if len(ctx.pids) == 0 {
+ return 0
+ }
+ i := len(ctx.pids) - 1
+ p := ctx.pids[i]
+ ctx.pids = ctx.pids[:i]
+ return p
+}
+
type ContextData interface {
RenderContext() converter.RenderContext
DocumentContext() converter.DocumentContext