feat: files multi matcher (#21)

* feat: files multi matcher

* Added 2 more test for better coverage

* Added more invalid labels for testing

.github/labeler.yml

@@ -48,3 +48,23 @@ labels:
   - label: "test:stale"
     matcher:
       comment: "/stale"
+
+  - label: "test: s"
+    matcher:
+      files:
+        count:
+          gte: 1
+          lte: 4
+
+  - label: "test: m"
+    matcher:
+      files:
+        count:
+          gte: 5
+          lte: 10
+
+  - label: "test: l"
+    matcher:
+      files:
+        count:
+          gte: 11

README.md

@@ -16,8 +16,10 @@ Multi labeler for title, body, comments, commit messages, branch or files.
   - PR/Issue comments
   - PR commit messages
   - PR branch name
-- Glob Matcher:
-  - Files
+- File Matcher:
+  - Files count
+  - Files any glob match
+  - Files all glob match
 
 ## Usage
 
@@ -89,7 +91,7 @@ labels:
 ```yml
 on:
   issues:
-    types: [opened, edited]
+    types: [ opened, edited ]
 
 jobs:
   labeler:
@@ -122,7 +124,7 @@ labels:
 ```yml
 on:
   issue_comment:
-    types: [created, edited]
+    types: [ created, edited ]
 
 jobs:
   labeler:
@@ -177,6 +179,7 @@ version: v1
 labels:
   - label: "bug"
     matcher:
+      # e.g. '- [x] bug'
       body: "(\\n|.)*- \\[x\\] bug(\\n|.)*"
 ```
 
@@ -217,21 +220,73 @@ labels:
 
 ### PR Files: [Glob Matcher](https://github.com/isaacs/minimatch)
 
-Maximum of 3000 files only. If you use this to audit changes, take note of the 3000 files limitation.
+Maximum of 3000 files only. If you use this to audit changes, take note of the 3000 files limitation. Matcher within
+files are 'and condition', all must match.
+
+#### PR Files Basic
 
 ```yml
 version: v1
 
 labels:
   - label: "github"
     matcher:
+      # This is shorthand for any: [".github/**"]
       files: ".github/**"
 
   - label: "security"
     matcher:
+      # This is shorthand for any: ["web/security/**", "security/**"]
       files: [ "web/security/**", "security/**" ]
 ```
 
+#### PR Files Count
+
+```yml
+version: v1
+
+labels:
+  - label: "size: s"
+    matcher:
+      files:
+        count:
+          gte: 1
+          lte: 4
+
+  - label: "size: m"
+    matcher:
+      files:
+        count:
+          gte: 5
+          lte: 10
+
+  - label: "size: l"
+    matcher:
+      files:
+        count:
+          gte: 11
+```
+
+#### PR Files Any & All
+
+```yml
+version: v1
+
+labels:
+  - label: "ci"
+    matcher:
+      files:
+        any: [ ".github/workflow/**", ".circleci/**" ]
+        all: [ "!app/**" ]
+
+  - label: "attention"
+    matcher:
+      files:
+        any: [ "app/**" ]
+        count:
+          neq: 1
+```
+
 ## Why?
 
 > There are so many labeler why create another? 😧

__tests__/fixtures/invalid/matcher-files-invalid.yml

@@ -3,5 +3,4 @@ version: v1
 labels:
   - label: "files"
     matcher:
-      files:
-        any: []
+      files: false

__tests__/matcher/commits.test.ts

@@ -78,6 +78,12 @@ describe('commits', function () {
     expect(await getMatchedLabels(config)).toEqual([])
   })
 
+  it('payload empty should be empty', async function () {
+    github.context.payload = {}
+    expect(await getMatchedLabels(config)).toEqual([])
+  })
+
+
   it('should have feat', async function () {
     github.context.payload = {
       pull_request: {