!483 [207_7] Scheme补全项计算的性能问题

Author: yifant

TeXmacs/progs/prog/scheme-autocomplete.scm

@@ -30,6 +30,7 @@
 (define completions (make-ptree))
 (define completions-cache (make-ahash-table))
 (define-public scheme-completions-built? #f)
+(define scheme-completions-initialized? #f) 
 
 (define (clear-completions-cache)
   (set! completions-cache (make-ahash-table)))
@@ -92,8 +93,9 @@
 
 (tm-define (scheme-completions root)
   (:synopsis "Provide the completions for @root with caching")
-  (when (not core-symbols-loaded?)
-    (load-core-symbols))
+  (unless scheme-completions-initialized?
+    (set! scheme-completions-initialized? #t)
+    (scheme-completions-rebuild))
 
   (let ((root-str (tmstring->string root)))
     (let ((cached (ahash-ref completions-cache root-str)))
@@ -132,7 +134,3 @@
   (scheme-completions-add (symbol->string sym)))
 
 (if developer-mode? (set! %new-read-hook %read-symbol-hook ))
-
-(delayed 
-  (:idle 100)
-  (scheme-completions-rebuild))

devel/207_7.md

@@ -1,5 +1,14 @@
 # 207_7 Scheme补全项计算的性能问题 
 
+## 2025/08/01 修正补全树的创建时间 
+
+### What 
+推迟补全树的构建
+
+### Why
+
+补全树会带来启动延迟
+
 ## 2025/07/28 实现Scheme弹窗补全的分阶段加载与缓存机制
 
 本次优化严格采用哈希表（ahash-table）作为补全缓存底层结构，避免了传统 assoc-set! 基于链表遍历（O(n)）的低效。实际代码中所有缓存操作均为 O(1) 的 ahash-ref、ahash-set!，不存在 assoc-set! 性能瓶颈，适合大规模和高频查询的实际场景。