mapFormByTag() — gin Function Reference

Architecture documentation for the mapFormByTag() function in form_mapping.go from the gin codebase.

Function go DataBinding Validators calls 2 called by 3

Entity Profile

DataBinding→ Validators→ mapFormByTag() — gin Function Reference

Dependency Diagram

graph TD
  cacbbf7a_4c72_7ca1_a6fa_ad8ac7454622["mapFormByTag()"]
  e005cb20_cd2d_4f5f_c03d_4aef8df41774["mapURI()"]
  e005cb20_cd2d_4f5f_c03d_4aef8df41774 -->|calls| cacbbf7a_4c72_7ca1_a6fa_ad8ac7454622
  1080c20a_ddaf_db12_7344_2b0b71bf23d8["mapForm()"]
  1080c20a_ddaf_db12_7344_2b0b71bf23d8 -->|calls| cacbbf7a_4c72_7ca1_a6fa_ad8ac7454622
  04ca22d1_ece3_432b_cb74_e2eb0125cabd["MapFormWithTag()"]
  04ca22d1_ece3_432b_cb74_e2eb0125cabd -->|calls| cacbbf7a_4c72_7ca1_a6fa_ad8ac7454622
  ffd1a58f_e69a_aed8_267e_a41ebc9e550b["setFormMap()"]
  cacbbf7a_4c72_7ca1_a6fa_ad8ac7454622 -->|calls| ffd1a58f_e69a_aed8_267e_a41ebc9e550b
  cf9312e5_ab36_93e2_37fc_2b247a7db964["mappingByPtr()"]
  cacbbf7a_4c72_7ca1_a6fa_ad8ac7454622 -->|calls| cf9312e5_ab36_93e2_37fc_2b247a7db964
  style cacbbf7a_4c72_7ca1_a6fa_ad8ac7454622 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

binding/form_mapping.go lines 46–63

func mapFormByTag(ptr any, form map[string][]string, tag string) error {
	// Check if ptr is a map
	ptrVal := reflect.ValueOf(ptr)
	var pointed any
	if ptrVal.Kind() == reflect.Ptr {
		ptrVal = ptrVal.Elem()
		pointed = ptrVal.Interface()
	}
	if ptrVal.Kind() == reflect.Map &&
		ptrVal.Type().Key().Kind() == reflect.String {
		if pointed != nil {
			ptr = pointed
		}
		return setFormMap(ptr, form)
	}

	return mappingByPtr(ptr, formSource(form), tag)
}