feat: display composer output with ansi colors (#36)

Resolves #35

README.md

@@ -74,9 +74,9 @@ For example:
 
 #### composer-options
 
-ramsey/composer-install always passes the `--no-interaction` and `--no-progress`
-options to the `composer` command. If you'd like to pass additional options, you
-may use the `composer-options` input parameter.
+ramsey/composer-install always passes the `--no-interaction`, `--no-progress`,
+and `--ansi` options to the `composer` command. If you'd like to pass additional
+options, you may use the `composer-options` input parameter.
 
 For example:
 

__tests__/composer/install.test.ts

@@ -17,7 +17,8 @@ describe('composer.install with mocked exec', () => {
     expect(execMock).toHaveBeenCalledWith('composer', [
       'install',
       '--no-interaction',
-      '--no-progress'
+      '--no-progress',
+      '--ansi'
     ])
   })
 
@@ -30,7 +31,8 @@ describe('composer.install with mocked exec', () => {
     expect(execMock).toHaveBeenCalledWith('composer', [
       'update',
       '--no-interaction',
-      '--no-progress'
+      '--no-progress',
+      '--ansi'
     ])
   })
 
@@ -44,7 +46,8 @@ describe('composer.install with mocked exec', () => {
       'update',
       '--prefer-lowest',
       '--no-interaction',
-      '--no-progress'
+      '--no-progress',
+      '--ansi'
     ])
   })
 
@@ -57,7 +60,8 @@ describe('composer.install with mocked exec', () => {
     expect(execMock).toHaveBeenCalledWith('composer', [
       'install',
       '--no-interaction',
-      '--no-progress'
+      '--no-progress',
+      '--ansi'
     ])
   })
 
@@ -71,6 +75,7 @@ describe('composer.install with mocked exec', () => {
       'install',
       '--no-interaction',
       '--no-progress',
+      '--ansi',
       '--opt1',
       '--opt2',
       '--opt3'

src/composer/install.ts

@@ -19,7 +19,7 @@ export async function install(
       args.push('install')
   }
 
-  args.push('--no-interaction', '--no-progress')
+  args.push('--no-interaction', '--no-progress', '--ansi')
   args.push(...options)
 
   const filteredArgs = args.filter(Boolean)