| CRYSTAL-ENV(1) | Crystal Compiler Command Line Reference Guide | CRYSTAL-ENV(1) |
NAME
crystal-env - Print environment variables for the Crystal compiler
SYNOPSIS
crystal env [variables]
DESCRIPTION
Print Crystal-specific environment variables in a format compatible with shell scripts. If one or more variable names are given as arguments, it prints only the value of each named variable on its own line.
Variables:
CRYSTAL_CACHE_DIR
Please see ENVIRONMENT VARIABLES.
CRYSTAL_EXEC_PATH
Please see ENVIRONMENT VARIABLES.
CRYSTAL_LIBRARY_PATH
Please see ENVIRONMENT VARIABLES.
CRYSTAL_PATH
Please see ENVIRONMENT VARIABLES.
CRYSTAL_VERSION
Contains Crystal version.
INFORMATIVE VARIABLES
These variables expose information about the Crystal compiler and cannot be configured externally.
CRYSTAL_VERSION
Contains Crystal version.
| 2026-07-23 | crystal 1.21.0 |