up(test): add test on go1.18, rm test on go < 1.15

.github/workflows/go.yml

@@ -7,7 +7,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        go_version: [1.13, 1.14, 1.15, 1.16]
+        go_version: [1.15, 1.16, 1.17, 1.18]
         os: [ubuntu-latest, windows-latest, macOS-latest]
 
     steps:

.github/workflows/release.yml

@@ -13,7 +13,7 @@ jobs:
     strategy:
       fail-fast: true
       matrix:
-        go: [1.15]
+        go: [1.17]
 
     steps:
       - name: Checkout

README.md

@@ -234,6 +234,24 @@ cfg.WithOptions(ini.ParseEnv,ini.ParseVar, func (opts *Options) {
 })
 ```
 
+## Dotenv
+
+Package `dotenv` that supports importing data from files (eg `.env`) to ENV
+
+### Usage
+
+```go
+err := dotenv.Load("./", ".env")
+// err := dotenv.LoadExists("./", ".env")
+
+val := dotenv.Get("ENV_KEY")
+// Or use 
+// val := os.Getenv("ENV_KEY")
+
+// with default value
+val := dotenv.Get("ENV_KEY", "default value")
+```
+
 ## Tests
 
 - go tests with cover

README.zh-CN.md

@@ -226,6 +226,24 @@ cfg.WithOptions(ini.ParseEnv,ini.ParseVar, func (opts *Options) {
 })
 ```
 
+## Dotenv
+
+Package `dotenv` that supports importing data from files (eg `.env`) to ENV
+
+### 使用说明
+
+```go
+err := dotenv.Load("./", ".env")
+// err := dotenv.LoadExists("./", ".env")
+
+val := dotenv.Get("ENV_KEY")
+// Or use 
+// val := os.Getenv("ENV_KEY")
+
+// with default value
+val := dotenv.Get("ENV_KEY", "default value")
+```
+
 ## 测试
 
 - 测试并输出覆盖率

dotenv/testdata/.env

@@ -0,0 +1,2 @@
+# comments
+DONT_ENV_TEST="blog"

go.mod

@@ -1,6 +1,6 @@
 module github.com/gookit/ini/v2
 
-go 1.13
+go 1.15
 
 require (
 	github.com/davecgh/go-spew v1.1.1 // indirect