[#100] add support for posting, fetching, listing and removing attachments

jiradata/intOrString.go

@@ -0,0 +1,29 @@
+package jiradata
+
+import (
+	"encoding/json"
+	"strconv"
+)
+
+// this is for some bad schemas like Attachments.ID where in some api's it is an `int` and some it is a `string`
+type IntOrString int
+
+func (i *IntOrString) UnmarshalYAML(unmarshal func(interface{}) error) error {
+	var tmp string
+	if err := unmarshal(&tmp); err != nil {
+		return unmarshal((*int)(i))
+	}
+	tmpInt, err := strconv.Atoi(tmp)
+	*i = IntOrString(tmpInt)
+	return err
+}
+
+func (i *IntOrString) UnmarshalJSON(b []byte) error {
+	var tmp string
+	if err := json.Unmarshal(b, &tmp); err != nil {
+		return json.Unmarshal(b, (*int)(i))
+	}
+	tmpInt, err := strconv.Atoi(tmp)
+	*i = IntOrString(tmpInt)
+	return err
+}