Snyk code test support and readme changes (#39)

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## Pull request checklist

Please check if your PR fulfills the following requirements:

- [x] I have read the
[CONTRIBUTING](https://github.com/fabasoad/pre-commit-snyk/blob/main/CONTRIBUTING.md)
      doc.
- [ ] Tests for the changes have been added (for bug fixes / features).
- [x] Docs have been reviewed and added / updated if needed (for bug
fixes / features).

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- [ ] Bugfix
- [x] Feature
- [ ] Code style update (formatting, renaming)
- [ ] Refactoring (no functional changes, no api changes)
- [ ] Build related changes
- [ ] Documentation content changes
- [ ] Other (please describe):

## What is the current behavior

<!-- Please describe the current behavior that you are modifying, or
link to a
relevant issue. -->

## What is the new behavior

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this PR. -->

- Added support for `snyk code test`
- Updated readme
-

## Does this introduce a breaking change

- [ ] Yes
- [x] No

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migration path for existing applications below. -->

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---

Closes #{IssueNumber}

Author: jezd-axyl

.gitignore

@@ -4,3 +4,4 @@
 !.vscode/settings.json
 .envrc
 .idea
+.dccache

.pre-commit-hooks.yaml

@@ -22,6 +22,13 @@
   language: script
   pass_filenames: false
 
+- id: snyk-code
+  name: Snyk Code
+  description: Runs 'snyk code test' command
+  entry: hooks/snyk-code.sh
+  language: script
+  pass_filenames: false
+
 - id: snyk-log4shell
   name: Snyk log4shell
   description: Runs 'snyk log4shell' command

README.md

@@ -8,7 +8,8 @@
 1. [snyk-container](#snyk-container)
 2. [snyk-iac](#snyk-iac)
 3. [snyk-test](#snyk-test)
-4. [snyk-log4shell](#snyk-log4shell)
+4. [snyk-code](#snyk-code)
+5. [snyk-log4shell](#snyk-log4shell)
 
 ## Description
 
@@ -52,13 +53,20 @@ repos:
     rev: <rev>
     hooks:
       - id: snyk-iac
-        args:
-          - <folder>
+        args:["<folder>","--severity-threshold=<severity-level>"]
 ```
 
 Where:
 
 - `<folder>` is the folder path that you want to test.
+- `<severity-level>` only vulnerabilities of the specified level or higher are reported.
+
+  Options are:
+
+  - low
+  - medium
+  - high
+  - critical
 
 ### snyk-test
 
@@ -71,6 +79,17 @@ repos:
         args: ["--severity-threshold=critical"]
 ```
 
+### snyk-code
+
+```yaml
+repos:
+  - repo: https://github.com/fabasoad/pre-commit-snyk
+    rev: <rev>
+    hooks:
+      - id: snyk-code
+        args: ["--severity-threshold=critical"]
+```
+
 ### snyk-log4shell
 
 ```yaml

hooks/snyk-code.sh

@@ -0,0 +1,6 @@
+#!/usr/bin/env bash
+set -eu
+SCRIPT_DIR="$(cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd)"
+bash "${SCRIPT_DIR}"/installation/main.sh
+
+snyk code test "$@"