debug: track expression parse time

2026-09-13 16:00:41 -07:00 · 2024-11-20 13:37:09 -04:00
1 changed files with 6 additions and 1 deletions
@@ -176,7 +176,12 @@ module Liquid
    # Example:
    #   products == empty #=> products.empty?
    def [](expression)
-      evaluate(Expression.parse(expression))
+      start = Process.clock_gettime(Process::CLOCK_REALTIME, :nanosecond)
+      expression_parse_result = Expression.parse(expression)
+      duration = Process.clock_gettime(Process::CLOCK_REALTIME, :nanosecond) - start
+      registers.static[:expression_parse_duration] ||= 0
+      registers.static[:expression_parse_duration] += duration
+      evaluate(expression_parse_result)
    end

    def key?(key)