Add Env File Handling to Makefile Generation

README.md

@@ -35,6 +35,9 @@ synmake --config=<path/to/your/config.yaml> --debug
 An example configuration file might look like this:
 ```yaml
 ---
+env:
+  - .env
+  - .env.local
 targets:
   targetA:
     helpDescription: targetA just prints an output
@@ -60,6 +63,9 @@ templates:
     minVersion: 0.1.0
 ```
 
+### Env files
+List all env files that should be used inside the Makefile
+
 ### Targets
 Each key under targets specifies a new target where you can specify 3 attributes:
 - `helpDescription` -> This field describes the target and will be added above the target as documentation. If you have set

internal/config/apply.go

@@ -29,6 +29,11 @@ func (cm *ConfigManager) applyConfig(w io.StringWriter) error {
 		)
 	}
 
+	// -- Env files
+	cm.logger.Info("Inserting env file includes", zap.Strings("func", cm.Config.EnvFiles))
+	content = content.addSuggar(assembleEnvFiles(cm.Config.EnvFiles))
+	cm.logger.Info("Env files included")
+
 	// --- VARIABLES
 	cm.logger.Info("Variables will be added", zap.String("func", "applyConfig"))
 	variables := []string{}

internal/config/assembler.go

@@ -44,6 +44,16 @@ func assemblePreflightTarget(commands []string) SuggarString {
 	return content
 }
 
+func assembleEnvFiles(envFiles []string) SuggarString {
+	var content SuggarString
+
+	for _, envFile := range envFiles {
+		content.appendString("-include").appendString(" ").appendString(envFile).lineBreak()
+	}
+
+	return content
+}
+
 func assembleTargets(targetMap map[string]Target, delimiter string) SuggarString {
 	var content SuggarString
 	for targetName, targetConfig := range targetMap {

internal/config/config.go

@@ -28,6 +28,7 @@ type OptionalTemplates struct {
 }
 
 type Config struct {
+	EnvFiles  []string          `yaml:"env"`
 	Targets   map[string]Target `yaml:"targets"`
 	Templates OptionalTemplates `yaml:"templates"`
 }

internal/config/example.go

@@ -2,9 +2,10 @@ package config
 
 import (
 	"bytes"
-	"gopkg.in/yaml.v3"
 	"io"
 
+	"gopkg.in/yaml.v3"
+
 	"go.uber.org/zap"
 )
 
@@ -23,6 +24,7 @@ func GenerateExampleYamlConfig(logger *zap.Logger, w io.StringWriter) error {
 	}
 
 	config := Config{
+		EnvFiles: []string{},
 		Targets: map[string]Target{
 			"targetA": tA,
 			"targetB": tB,