From 0ca5d04e6d16d26319d23b12f19423f678cf021f Mon Sep 17 00:00:00 2001
From: Yuji Yaginuma <yuuji.yaginuma@gmail.com>
Date: Fri, 22 Sep 2023 10:07:34 +0900
Subject: [PATCH 1/2] Migrate CI to GitHub Actions

---
 .github/workflows/ci.yml | 33 +++++++++++++++++++++++++++++++++
 .travis.yml              | 16 ----------------
 2 files changed, 33 insertions(+), 16 deletions(-)
 create mode 100644 .github/workflows/ci.yml
 delete mode 100644 .travis.yml

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..08a0e25
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,33 @@
+name: CI
+on:
+  push:
+    branches:
+      - master
+
+  pull_request:
+
+jobs:
+  test:
+    strategy:
+      matrix:
+        go-version: ["1.19", "1.20", "1.21"]
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - uses: actions/setup-go@v4
+      with:
+        go-version: ${{ matrix.go-version }}
+    - run: go test ./...
+
+  lint:
+    strategy:
+      matrix:
+        go-version: ["1.21"]
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - uses: actions/setup-go@v4
+      with:
+        go-version: ${{ matrix.go-version }}
+    - run: diff -u <(echo -n) <(gofmt -s -d ./)
+    - run: diff -u <(echo -n) <(go vet ./...)
\ No newline at end of file
diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index c9cdbc8..0000000
--- a/.travis.yml
+++ /dev/null
@@ -1,16 +0,0 @@
-language: go
-arch:
-  - AMD64
-  - ppc64le
-go:
-  - "1.13"
-  - "1.14"
-
-before_install:
-  - go get -u -v golang.org/x/lint/golint
-
-script:
-  - diff -u <(echo -n) <(gofmt -s -d ./)
-  - diff -u <(echo -n) <(go vet ./...)
-  - diff -u <(echo -n) <(golint)
-  - go test -v -race ./...

From 0f0b5cb1157c71978f240bd9c6a4c4f3f8910039 Mon Sep 17 00:00:00 2001
From: Yuji Yaginuma <yuuji.yaginuma@gmail.com>
Date: Fri, 22 Sep 2023 10:14:31 +0900
Subject: [PATCH 2/2] Fix format

---
 matchers/archive.go  | 32 ++++++++++++++++----------------
 matchers/document.go |  2 +-
 2 files changed, 17 insertions(+), 17 deletions(-)

diff --git a/matchers/archive.go b/matchers/archive.go
index ee618a9..dd892ce 100644
--- a/matchers/archive.go
+++ b/matchers/archive.go
@@ -191,21 +191,21 @@ func MachO(buf []byte) bool {
 // There are two frame formats defined by Zstandard: Zstandard frames and Skippable frames.
 // See more details from https://tools.ietf.org/id/draft-kucherawy-dispatch-zstd-00.html#rfc.section.2
 func Zst(buf []byte) bool {
-  if compareBytes(buf, zstdMagic, 0) {
-    return true
-  } else {
+	if compareBytes(buf, zstdMagic, 0) {
+		return true
+	} else {
 		// skippable frames
-    if len(buf) < 8 {
-      return false
-    }
-    if binary.LittleEndian.Uint32(buf[:4]) & ZstdMagicSkippableMask == ZstdMagicSkippableStart {
-      userDataLength := binary.LittleEndian.Uint32(buf[4:8])
-      if len(buf) < 8 + int(userDataLength) {
-        return false
-      }
-      nextFrame := buf[8+userDataLength:]
-      return Zst(nextFrame)
-    }
-    return false
-  }
+		if len(buf) < 8 {
+			return false
+		}
+		if binary.LittleEndian.Uint32(buf[:4])&ZstdMagicSkippableMask == ZstdMagicSkippableStart {
+			userDataLength := binary.LittleEndian.Uint32(buf[4:8])
+			if len(buf) < 8+int(userDataLength) {
+				return false
+			}
+			nextFrame := buf[8+userDataLength:]
+			return Zst(nextFrame)
+		}
+		return false
+	}
 }
diff --git a/matchers/document.go b/matchers/document.go
index 5123aad..2724f00 100644
--- a/matchers/document.go
+++ b/matchers/document.go
@@ -44,7 +44,7 @@ const (
 	TYPE_ODT
 )
 
-//reference: https://bz.apache.org/ooo/show_bug.cgi?id=111457
+// reference: https://bz.apache.org/ooo/show_bug.cgi?id=111457
 func Doc(buf []byte) bool {
 	if len(buf) > 513 {
 		return buf[0] == 0xD0 && buf[1] == 0xCF &&