{"id":"bash-conditional-if-test","text":"Bash conditional execution uses if/then/elif/else/fi and test or [ ] brackets. File tests: -f (file exists), -d (directory). Numeric: -eq -ne -gt -lt. String: = != -z -n.","truth_value":"IN","source":"repo:entries/2026/03/04/conditional-execution.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"bash-conditional-if-test","truth_value":"IN","reason":"premise"}]}}