feat(config): add basic validation for cli config

config/cli.go

@@ -1,13 +1,33 @@
 package config
 
+import "github.com/qri-io/jsonschema"
+
 // CLI defines configuration details for the qri command line client (CLI)
 type CLI struct {
-	ColorizeOutput bool
+	ColorizeOutput bool `json:"colorizeoutput"`
 }
 
-// Default returns a new default CLI configuration
-func (CLI) Default() *CLI {
+// DefaultCLI returns a new default CLI configuration
+func DefaultCLI() *CLI {
 	return &CLI{
 		ColorizeOutput: true,
 	}
 }
+
+// Validate validates all fields of cli returning all errors found.
+func (c CLI) Validate() error {
+	schema := jsonschema.Must(`{
+    "$schema": "http://json-schema.org/draft-06/schema#",
+    "title": "CLI",
+    "description": "Config for the CLI",
+    "type": "object",
+    "required": ["colorizeoutput"],
+    "properties": {
+      "colorizeoutput": {
+        "description": "When true, output to the command line will be colorized",
+        "type": "boolean"
+      }
+    }
+  }`)
+	return validate(schema, &c)
+}

config/cli_test.go

@@ -0,0 +1,15 @@
+package config
+
+import (
+	"testing"
+)
+
+func TestCLIValidate(t *testing.T) {
+	cliDefault := CLI{
+		ColorizeOutput: true,
+	}
+	err := cliDefault.Validate()
+	if err != nil {
+		t.Errorf("error validating cliDefault: %s", err)
+	}
+}

config/config.go

@@ -35,7 +35,7 @@ func (Config) Default() *Config {
 		Repo:    Repo{}.Default(),
 		Store:   Store{}.Default(),
 
-		CLI:     CLI{}.Default(),
+		CLI:     DefaultCLI(),
 		API:     DefaultAPI(),
 		P2P:     P2P{}.Default(),
 		Webapp:  Webapp{}.Default(),