Skip to main content
Version: 0.9


The KCL Lint tool supports checking some warning-level defects in KCL code and supports multiple output formats. This document shows how to use the KCL Lint tool.


Project Structure

└── Test
└── kcl.mod
└── a.k
└── b.k
└── dir
└── c.k
└── test.k

a.k, b.k, c.k and test.k are the kcl file to be checked.


kcl lint your_config.k


kcl lint your_config_path


This command lints the kcl code. 'kcl lint' takes multiple input for arguments.

For example, 'kcl lint path/to/kcl.k' will lint the file named path/to/kcl.k

kcl lint [flags]

# Lint a single file and output YAML
kcl lint path/to/kcl.k

# Lint multiple files
kcl lint path/to/kcl1.k path/to/kcl2.k

# Lint OCI packages
kcl lint oci://

# Lint the current package
kcl lint

-D, --argument stringArray Specify the top-level argument
-d, --debug Run in debug mode
-n, --disable_none Disable dumping None values
-E, --external strings Specify the mapping of package name and path where the package is located
--format string Specify the output format (default "yaml")
-h, --help help for lint
--no_style Set to prohibit output of command line waiting styles, including colors, etc.
-o, --output string Specify the YAML/JSON output file path
-O, --overrides strings Specify the configuration override path and value
-S, --path_selector strings Specify the path selectors
-q, --quiet Set the quiet mode (no output)
-Y, --setting strings Specify the command line setting files
-H, --show_hidden Display hidden attributes
-k, --sort_keys Sort output result keys
-r, --strict_range_check Do perform strict numeric range checks
-t, --tag string Specify the tag for the OCI or Git artifact
-V, --vendor Run in vendor mode