🚀 Rush Shell Performance Benchmark Report

Generated on: 2026-01-11 00:56:17 UTC

Summary

Total Benchmarks

4.20s

Total Time

210ms

Avg per Benchmark

Detailed Results

Benchmark	Description	Iterations	Total Time	Avg Time/Iteration	Iterations/sec	Performance
lexer_basic_tokens	Basic tokenization (simple commands)	100	0ms	0ms	379929	Fast
lexer_complex_tokens	Complex tokenization (quotes, variables, expansions)	100	0ms	0ms	172381	Fast
lexer_large_input	Large input tokenization	100	62ms	0ms	1603	Medium
parser_basic_commands	Basic command parsing	100	0ms	0ms	100020	Fast
parser_complex_structures	Complex structure parsing (if/for/while/case)	100	1ms	0ms	83582	Fast
parser_function_definitions	Function definition parsing	100	1ms	0ms	54600	Fast
executor_builtin_commands	Builtin command execution	100	215ms	2ms	465	Slow
executor_external_commands	External command execution	100	645ms	6ms	155	Slow
executor_variable_operations	Variable assignment and expansion	100	112ms	1ms	886	Slow
expansion_variables	Variable expansion performance	100	163ms	1ms	611	Slow
expansion_arithmetic	Arithmetic expansion performance	100	223ms	2ms	448	Slow
expansion_command_substitution	Command substitution performance	100	400ms	4ms	250	Slow
control_if_statements	If statement execution	100	322ms	3ms	310	Slow
control_loops	Loop execution (for/while)	100	271ms	2ms	368	Slow
control_case_statements	Case statement execution	100	55ms	0ms	1787	Medium
pipeline_simple	Simple pipeline execution	100	359ms	3ms	278	Slow
pipeline_complex	Complex pipeline execution	100	596ms	5ms	168	Slow
pipeline_redirections	Pipeline with redirections	100	167ms	1ms	598	Slow
script_execution	Script file execution (multi-line script)	100	432ms	4ms	231	Slow
command_line_execution	Command-line execution mode (single commands)	100	166ms	1ms	599	Slow

Performance Analysis

Performance Distribution:

Fast (<10ms): 5 benchmarks
Medium (10-100ms): 2 benchmarks
Slow (≥100ms): 13 benchmarks

Recommendations

⚠️ Some benchmarks are running slowly. Consider optimizing the slowest components.
💡 Run benchmarks regularly to track performance trends over time.
🔍 Focus optimization efforts on the slowest benchmarks identified above.