feat: create pattern and command matcher

packages/game/test/condition.test.ts

@@ -0,0 +1,43 @@
+import { test, expect } from '@jest/globals'
+import { PatternMatcher, CommandMatcher, ErrorMatcher } from '../src/condition'
+import { Command } from '../src/command'
+
+test('pattern match', () => {
+  const matcher = new PatternMatcher('^echo start$')
+
+  expect(matcher.test('echo start')).toBe(true)
+  expect(matcher.test('echo start ')).toBe(false)
+})
+
+test('pattern match with flag', () => {
+  const matcher = new PatternMatcher('^echo start$', 'i')
+
+  expect(matcher.test('echo start')).toBe(true)
+  expect(matcher.test('echo Start')).toBe(true)
+  expect(matcher.test('echo Start ')).toBe(false)
+})
+
+test('empty pattern return true', () => {
+  const matcher = new PatternMatcher('')
+  expect(matcher.test('echo start')).toBe(true)
+})
+
+test('empty error return false', () => {
+  const matcher = new ErrorMatcher()
+  expect(matcher.match({ error: '' })).toBe(true)
+  expect(matcher.match({ error: 'permission denied' })).toBe(false)
+})
+
+test('command match', () => {
+  const command: Command = {
+    command: 'echo start',
+    output: 'start',
+    error: '',
+    pwd: '/home/user',
+  }
+
+  const matcher = new CommandMatcher('^echo start$', 'i')
+  expect(matcher.match(command)).toBe(true)
+})
+
+test('condition match', () => {})