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element_helper.go
86 lines (79 loc) · 1.54 KB
/
element_helper.go
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package bpmnio
import "strings"
func NodeElementTypes() []ElementType {
return []ElementType{
B2Task,
B2ScriptTask,
B2ServiceTask,
B2ManualTask,
B2UserTask,
B2ReceiveTask,
B2SendTask,
B2BusinessRuleTask,
B2CallActivity,
B2StartEvent,
B2EndEvent,
B2EventBasedGateway,
B2ParallelGateway,
B2ExclusiveGateway,
B2IntermediateThrowEvent,
B2IntermediateCatchEvent,
B2SubProcess,
}
}
func LinkElementTypes(mode ElementType) []ElementType {
if mode == B2Process {
return []ElementType{
B2SequenceFlow,
}
} else {
return []ElementType{
B2MessageFlow,
B2SequenceFlow,
}
}
}
func ContainerElementTypes() []ElementType {
return []ElementType{
B2Lane,
B2Collaboration,
B2Process,
B2SubProcess,
}
}
func (et ElementType) ToCamelCase(lowerCaseFirst bool) string {
n := strings.Builder{}
var s = string(et)
n.Grow(len(s))
isUpperCaseNext := !lowerCaseFirst
isLastUpperCase := false
for i, v := range []byte(s) {
isUpperCase := v >= 'A' && v <= 'Z'
isLowerCase := v >= 'a' && v <= 'z'
if isUpperCaseNext {
if isLowerCase {
v += 'A'
v -= 'a'
}
} else if i == 0 {
if isUpperCase {
v += 'a'
v -= 'A'
}
} else if isLastUpperCase && isUpperCase {
v += 'a'
v -= 'A'
}
isLastUpperCase = isUpperCase
if isUpperCase || isLowerCase {
n.WriteByte(v)
isUpperCaseNext = false
} else if vIsNum := v >= '0' && v <= '9'; vIsNum {
n.WriteByte(v)
isUpperCaseNext = true
} else {
isUpperCaseNext = v == '_' || v == ' ' || v == '-' || v == '.'
}
}
return n.String()
}