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package wasm
import "fmt"
// SectionElementCount returns the count of elements in a given section ID
//
// For example...
// * SectionIDType returns the count of FunctionType
// * SectionIDCustom returns the count of CustomSections plus one if NameSection is present
// * SectionIDHostFunction returns the count of HostFunctionSection
// * SectionIDExport returns the count of unique export names
func (m *Module) SectionElementCount(sectionID SectionID) uint32 { // element as in vector elements!
switch sectionID {
case SectionIDCustom:
numCustomSections := uint32(len(m.CustomSections))
if m.NameSection != nil {
numCustomSections++
}
return numCustomSections
case SectionIDType:
return uint32(len(m.TypeSection))
case SectionIDImport:
return uint32(len(m.ImportSection))
case SectionIDFunction:
return uint32(len(m.FunctionSection))
case SectionIDTable:
return uint32(len(m.TableSection))
case SectionIDMemory:
if m.MemorySection != nil {
return 1
}
return 0
case SectionIDGlobal:
return uint32(len(m.GlobalSection))
case SectionIDExport:
return uint32(len(m.ExportSection))
case SectionIDStart:
if m.StartSection != nil {
return 1
}
return 0
case SectionIDElement:
return uint32(len(m.ElementSection))
case SectionIDCode:
return uint32(len(m.CodeSection))
case SectionIDData:
return uint32(len(m.DataSection))
default:
panic(fmt.Errorf("BUG: unknown section: %d", sectionID))
}
}
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