'\" t
.\"     Title: crystal-tool-dependencies
.\"    Author: [see the "AUTHOR(S)" section]
.\" Generator: Asciidoctor 2.0.26
.\"      Date: 2026-07-23
.\"    Manual: Crystal Compiler Command Line Reference Guide
.\"    Source: crystal 1.21.0
.\"  Language: English
.\"
.TH "CRYSTAL\-TOOL\-DEPENDENCIES" "1" "2026-07-23" "crystal 1.21.0" "Crystal Compiler Command Line Reference Guide"
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.SH "NAME"
crystal-tool-dependencies \- Show tree of required source files.
.SH "SYNOPSIS"
.sp
\fBcrystal tool dependencies\fP [options] [programfile]
.SH "OPTIONS"
.sp
\fB\-D\fP \fIFLAG\fP, \fB\-\-define\fP=\fIFLAG\fP
.RS 4
Define a compile\-time flag. This is useful to conditionally define types,
methods, or commands based on flags available at compile time.  The default
flags are from the target triple given with \f(CR\-\-target\-triple\fP or the hosts
default, if none is given.
.RE
.sp
\fB\-f\fP \fIFORMAT\fP, \fB\-\-format\fP=\fIFORMAT\fP
.RS 4
Output format \*(Aqtree\*(Aq (default), \*(Aqflat\*(Aq, \*(Aqdot\*(Aq, or
\*(Aqmermaid\*(Aq.
.RE
.sp
\fB\-i\fP \fIPATH\fP, \fB\-\-include\fP=\fIPATH\fP
.RS 4
Include path in output.
.RE
.sp
\fB\-e\fP \fIPATH\fP, \fB\-\-exclude\fP=\fIPATH\fP
.RS 4
Exclude path in output.
.RE
.sp
\fB\-\-error\-trace\fP
.RS 4
Show full error trace.
.RE
.sp
\fB\-\-prelude\fP
.RS 4
Specify prelude to use. The default one initializes the garbage collector. You
can also use \f(CR\-\-prelude=empty\fP to use no preludes. This can be useful for
checking code generation for a specific source code file.
.RE
.sp
\fB\-\-verbose\fP
.RS 4
Show skipped and heads of filtered paths
.RE