fix: honor the type input as an alias of platform_type

Author: cx-artur-ribeiro

entrypoint.sh

@@ -24,6 +24,7 @@ set --
 [[ ! -z "$INPUT_EXCLUDE_QUERIES" ]] && EXCLUDE_QUERIES_PARAM="--exclude-queries $INPUT_EXCLUDE_QUERIES"
 [[ ! -z "$INPUT_EXCLUDE_CATEGORIES" ]] && EXCLUDE_CATEGORIES_PARAM="--exclude-categories $INPUT_EXCLUDE_CATEGORIES"
 [[ "$INPUT_EXCLUDE_GITIGNORE" == "true" ]] && EXCLUDE_GITIGNORE="--exclude-gitignore"
+INPUT_PLATFORM_TYPE="${INPUT_PLATFORM_TYPE:-$INPUT_TYPE}"
 [[ ! -z "$INPUT_PLATFORM_TYPE" ]] && PLATFORM_TYPE_PARAM="--type $INPUT_PLATFORM_TYPE"
 [[ ! -z "$INPUT_FAIL_ON" ]] && FAIL_ON_PARAM="--fail-on $INPUT_FAIL_ON"
 [[ ! -z "$INPUT_TIMEOUT" ]] && TIMEOUT_PARAM="--timeout $INPUT_TIMEOUT"

test/e2e/action-contract.test.js

@@ -16,7 +16,7 @@ const consumed = new Set([
 ])
 consumed.delete('INPUT_PARAM') // entrypoint.sh's own "-p <path>" variable, not an action input
 
-const KNOWN_UNUSED_INPUTS = { type: 'declared in action.yml but entrypoint.sh only reads platform_type, so `type:` is silently ignored' }
+const KNOWN_UNUSED_INPUTS = {}
 
 test('action.yml parsing assumptions hold', async (t) => {
     await t.test('declares inputs and the runs.env mappings the tests rely on', () => {

test/e2e/entrypoint.test.js

@@ -63,6 +63,7 @@ test('inputs mapped to KICS flags', async (t) => {
         ['exclude_queries', '11111111-2222-3333-4444-555555555555', '--exclude-queries'],
         ['exclude_categories', 'Observability,Backup', '--exclude-categories'],
         ['platform_type', 'Terraform,Dockerfile', '--type'],
+        ['type', 'Ansible,Dockerfile', '--type'],
         ['fail_on', 'high,medium', '--fail-on'],
         ['timeout', '60', '--timeout'],
         ['profiling', 'CPU', '--profiling'],
@@ -79,6 +80,11 @@ test('inputs mapped to KICS flags', async (t) => {
         })
     }
 
+    await t.test('platform_type wins when type is set as well', async (t) => {
+        const run = await runEntrypoint(t, { inputs: { platform_type: 'Terraform', type: 'Ansible' } })
+        assert.equal(flagValue(run.args, '--type'), 'Terraform')
+    })
+
     const withSpaces = [
         ['payload_path', 'my dir/payload file.json', '-d'],
         ['config_path', 'my dir/kics config.json', '--config'],