mapFormByTag() — gin Function Reference

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

Function go RequestBinding FormBinding calls 2 called by 3

Entity Profile

RequestBinding→ FormBinding→ mapFormByTag() — gin Function Reference

Dependency Diagram

graph TD
  8c91bf4c_a9b8_4a42_4cbf_6177b486d2ce["mapFormByTag()"]
  0bcba57f_f00e_ed0e_0516_ee30758711c8["form_mapping.go"]
  8c91bf4c_a9b8_4a42_4cbf_6177b486d2ce -->|defined in| 0bcba57f_f00e_ed0e_0516_ee30758711c8
  a21a633b_ee23_4cbf_eec5_d34685cc70a3["mapURI()"]
  a21a633b_ee23_4cbf_eec5_d34685cc70a3 -->|calls| 8c91bf4c_a9b8_4a42_4cbf_6177b486d2ce
  84ce1de0_9e55_5477_da03_c28203030510["mapForm()"]
  84ce1de0_9e55_5477_da03_c28203030510 -->|calls| 8c91bf4c_a9b8_4a42_4cbf_6177b486d2ce
  316852c0_0834_a340_f94f_8dc80b954322["MapFormWithTag()"]
  316852c0_0834_a340_f94f_8dc80b954322 -->|calls| 8c91bf4c_a9b8_4a42_4cbf_6177b486d2ce
  2ed089eb_3e1b_8f1c_7e6a_ddf3bdad4885["setFormMap()"]
  8c91bf4c_a9b8_4a42_4cbf_6177b486d2ce -->|calls| 2ed089eb_3e1b_8f1c_7e6a_ddf3bdad4885
  539b92cd_a54f_79eb_70b0_e310bfb7f895["mappingByPtr()"]
  8c91bf4c_a9b8_4a42_4cbf_6177b486d2ce -->|calls| 539b92cd_a54f_79eb_70b0_e310bfb7f895
  style 8c91bf4c_a9b8_4a42_4cbf_6177b486d2ce 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)
}