func determineReduceContextCreateFn(method string, value interface{}, rc pipeline.ReduceCreater) (fn createReduceContextFunc, err error) {
switch value.(type) {
case float64:
switch {
case rc.CreateFloatReducer != nil:
fn = func(c baseReduceContext) reduceContext {
a, e := rc.CreateFloatReducer()
return &floatReduceContext{
floatPointAggregator: floatPointAggregator{
field: c.field,
topBottomInfo: rc.TopBottomCallInfo,
isSimpleSelector: rc.IsSimpleSelector,
aggregator: a,
},
floatPointEmitter: floatPointEmitter{
baseReduceContext: c,
emitter: e,
isSimpleSelector: rc.IsSimpleSelector,
},
}
}
case rc.CreateFloatBulkReducer != nil:
fn = func(c baseReduceContext) reduceContext {
a, e := rc.CreateFloatBulkReducer()
return &floatBulkReduceContext{
floatPointBulkAggregator: floatPointBulkAggregator{
field: c.field,
topBottomInfo: rc.TopBottomCallInfo,
isSimpleSelector: rc.IsSimpleSelector,
aggregator: a,
},
floatPointEmitter: floatPointEmitter{
baseReduceContext: c,
emitter: e,
isSimpleSelector: rc.IsSimpleSelector,
},
}
}
case rc.CreateFloatIntegerReducer != nil:
fn = func(c baseReduceContext) reduceContext {
a, e := rc.CreateFloatIntegerReducer()
return &floatIntegerReduceContext{
floatPointAggregator: floatPointAggregator{
field: c.field,
topBottomInfo: rc.TopBottomCallInfo,
isSimpleSelector: rc.IsSimpleSelector,
aggregator: a,
},
integerPointEmitter: integerPointEmitter{
baseReduceContext: c,
emitter: e,
isSimpleSelector: rc.IsSimpleSelector,
},
}
}
case rc.CreateFloatBulkIntegerReducer != nil:
fn = func(c baseReduceContext) reduceContext {
a, e := rc.CreateFloatBulkIntegerReducer()
return &floatBulkIntegerReduceContext{
floatPointBulkAggregator: floatPointBulkAggregator{
field: c.field,
topBottomInfo: rc.TopBottomCallInfo,
isSimpleSelector: rc.IsSimpleSelector,
aggregator: a,
},
integerPointEmitter: integerPointEmitter{
baseReduceContext: c,
emitter: e,
isSimpleSelector: rc.IsSimpleSelector,
},
}
}
case rc.CreateFloatStringReducer != nil:
fn = func(c baseReduceContext) reduceContext {
a, e := rc.CreateFloatStringReducer()
return &floatStringReduceContext{
floatPointAggregator: floatPointAggregator{
field: c.field,
topBottomInfo: rc.TopBottomCallInfo,
isSimpleSelector: rc.IsSimpleSelector,
aggregator: a,
},
stringPointEmitter: stringPointEmitter{
baseReduceContext: c,
emitter: e,
isSimpleSelector: rc.IsSimpleSelector,
},
}
}
case rc.CreateFloatBulkStringReducer != nil:
fn = func(c baseReduceContext) reduceContext {
a, e := rc.CreateFloatBulkStringReducer()
return &floatBulkStringReduceContext{
floatPointBulkAggregator: floatPointBulkAggregator{
field: c.field,
topBottomInfo: rc.TopBottomCallInfo,
isSimpleSelector: rc.IsSimpleSelector,
aggregator: a,
},
stringPointEmitter: stringPointEmitter{
baseReduceContext: c,
emitter: e,
isSimpleSelector: rc.IsSimpleSelector,
},
}
}
case rc.CreateFloatBooleanReducer != nil:
fn = func(c baseReduceContext) reduceContext {
a, e := rc.CreateFloatBooleanReducer()
return &floatBooleanReduceContext{
floatPointAggregator: floatPointAggregator{
field: c.field,
topBottomInfo: rc.TopBottomCallInfo,
isSimpleSelector: rc.IsSimpleSelector,
aggregator: a,
},
booleanPointEmitter: booleanPointEmitter{
baseReduceContext: c,
emitter: e,
isSimpleSelector: rc.IsSimpleSelector,
},
}
}
case rc.CreateFloatBulkBooleanReducer != nil:
fn = func(c baseReduceContext) reduceContext {
a, e := rc.CreateFloatBulkBooleanReducer()
return &floatBulkBooleanReduceContext{
floatPointBulkAggregator: floatPointBulkAggregator{
field: c.field,
topBottomInfo: rc.TopBottomCallInfo,
isSimpleSelector: rc.IsSimpleSelector,
aggregator: a,
},
booleanPointEmitter: booleanPointEmitter{
baseReduceContext: c,
emitter: e,
isSimpleSelector: rc.IsSimpleSelector,
},
}
}
default:
err = fmt.Errorf("cannot apply %s to float64 field", method)
}
case int64:
switch {
case rc.CreateIntegerFloatReducer != nil:
fn = func(c baseReduceContext) reduceContext {
a, e := rc.CreateIntegerFloatReducer()
return &integerFloatReduceContext{
integerPointAggregator: integerPointAggregator{
field: c.field,
topBottomInfo: rc.TopBottomCallInfo,
isSimpleSelector: rc.IsSimpleSelector,
aggregator: a,
},
floatPointEmitter: floatPointEmitter{
baseReduceContext: c,
emitter: e,
isSimpleSelector: rc.IsSimpleSelector,
},
}
}
case rc.CreateIntegerBulkFloatReducer != nil:
fn = func(c baseReduceContext) reduceContext {
a, e := rc.CreateIntegerBulkFloatReducer()
return &integerBulkFloatReduceContext{
integerPointBulkAggregator: integerPointBulkAggregator{
field: c.field,
topBottomInfo: rc.TopBottomCallInfo,
isSimpleSelector: rc.IsSimpleSelector,
aggregator: a,
},
floatPointEmitter: floatPointEmitter{
baseReduceContext: c,
emitter: e,
isSimpleSelector: rc.IsSimpleSelector,
},
}
}
case rc.CreateIntegerReducer != nil:
fn = func(c baseReduceContext) reduceContext {
a, e := rc.CreateIntegerReducer()
return &integerReduceContext{
integerPointAggregator: integerPointAggregator{
field: c.field,
topBottomInfo: rc.TopBottomCallInfo,
isSimpleSelector: rc.IsSimpleSelector,
aggregator: a,
},
integerPointEmitter: integerPointEmitter{
baseReduceContext: c,
emitter: e,
isSimpleSelector: rc.IsSimpleSelector,
},
}
}
case rc.CreateIntegerBulkReducer != nil:
fn = func(c baseReduceContext) reduceContext {
a, e := rc.CreateIntegerBulkReducer()
return &integerBulkReduceContext{
integerPointBulkAggregator: integerPointBulkAggregator{
field: c.field,
topBottomInfo: rc.TopBottomCallInfo,
isSimpleSelector: rc.IsSimpleSelector,
aggregator: a,
},
integerPointEmitter: integerPointEmitter{
baseReduceContext: c,
emitter: e,
isSimpleSelector: rc.IsSimpleSelector,
},
}
}
case rc.CreateIntegerStringReducer != nil:
fn = func(c baseReduceContext) reduceContext {
a, e := rc.CreateIntegerStringReducer()
return &integerStringReduceContext{
integerPointAggregator: integerPointAggregator{
field: c.field,
topBottomInfo: rc.TopBottomCallInfo,
isSimpleSelector: rc.IsSimpleSelector,
aggregator: a,
},
stringPointEmitter: stringPointEmitter{
baseReduceContext: c,
emitter: e,
isSimpleSelector: rc.IsSimpleSelector,
},
}
}
case rc.CreateIntegerBulkStringReducer != nil:
fn = func(c baseReduceContext) reduceContext {
a, e := rc.CreateIntegerBulkStringReducer()
return &integerBulkStringReduceContext{
integerPointBulkAggregator: integerPointBulkAggregator{
field: c.field,
topBottomInfo: rc.TopBottomCallInfo,
isSimpleSelector: rc.IsSimpleSelector,
aggregator: a,
},
stringPointEmitter: stringPointEmitter{
baseReduceContext: c,
emitter: e,
isSimpleSelector: rc.IsSimpleSelector,
},
}
}
case rc.CreateIntegerBooleanReducer != nil:
fn = func(c baseReduceContext) reduceContext {
a, e := rc.CreateIntegerBooleanReducer()
return &integerBooleanReduceContext{
integerPointAggregator: integerPointAggregator{
field: c.field,
topBottomInfo: rc.TopBottomCallInfo,
isSimpleSelector: rc.IsSimpleSelector,
aggregator: a,
},
booleanPointEmitter: booleanPointEmitter{
baseReduceContext: c,
emitter: e,
isSimpleSelector: rc.IsSimpleSelector,
},
}
}
case rc.CreateIntegerBulkBooleanReducer != nil:
fn = func(c baseReduceContext) reduceContext {
a, e := rc.CreateIntegerBulkBooleanReducer()
return &integerBulkBooleanReduceContext{
integerPointBulkAggregator: integerPointBulkAggregator{
field: c.field,
topBottomInfo: rc.TopBottomCallInfo,
isSimpleSelector: rc.IsSimpleSelector,
aggregator: a,
},
booleanPointEmitter: booleanPointEmitter{
baseReduceContext: c,
emitter: e,
isSimpleSelector: rc.IsSimpleSelector,
},
}
}
default:
err = fmt.Errorf("cannot apply %s to int64 field", method)
}
case string:
switch {
case rc.CreateStringFloatReducer != nil:
fn = func(c baseReduceContext) reduceContext {
a, e := rc.CreateStringFloatReducer()
return &stringFloatReduceContext{
stringPointAggregator: stringPointAggregator{
field: c.field,
topBottomInfo: rc.TopBottomCallInfo,
isSimpleSelector: rc.IsSimpleSelector,
aggregator: a,
},
floatPointEmitter: floatPointEmitter{
baseReduceContext: c,
emitter: e,
isSimpleSelector: rc.IsSimpleSelector,
},
}
}
case rc.CreateStringBulkFloatReducer != nil:
fn = func(c baseReduceContext) reduceContext {
a, e := rc.CreateStringBulkFloatReducer()
return &stringBulkFloatReduceContext{
stringPointBulkAggregator: stringPointBulkAggregator{
field: c.field,
topBottomInfo: rc.TopBottomCallInfo,
isSimpleSelector: rc.IsSimpleSelector,
aggregator: a,
},
floatPointEmitter: floatPointEmitter{
baseReduceContext: c,
emitter: e,
isSimpleSelector: rc.IsSimpleSelector,
},
}
}
case rc.CreateStringIntegerReducer != nil:
fn = func(c baseReduceContext) reduceContext {
a, e := rc.CreateStringIntegerReducer()
return &stringIntegerReduceContext{
stringPointAggregator: stringPointAggregator{
field: c.field,
topBottomInfo: rc.TopBottomCallInfo,
isSimpleSelector: rc.IsSimpleSelector,
aggregator: a,
},
integerPointEmitter: integerPointEmitter{
baseReduceContext: c,
emitter: e,
isSimpleSelector: rc.IsSimpleSelector,
},
}
}
case rc.CreateStringBulkIntegerReducer != nil:
fn = func(c baseReduceContext) reduceContext {
a, e := rc.CreateStringBulkIntegerReducer()
return &stringBulkIntegerReduceContext{
stringPointBulkAggregator: stringPointBulkAggregator{
field: c.field,
topBottomInfo: rc.TopBottomCallInfo,
isSimpleSelector: rc.IsSimpleSelector,
aggregator: a,
},
integerPointEmitter: integerPointEmitter{
baseReduceContext: c,
emitter: e,
isSimpleSelector: rc.IsSimpleSelector,
},
}
}
case rc.CreateStringReducer != nil:
fn = func(c baseReduceContext) reduceContext {
a, e := rc.CreateStringReducer()
return &stringReduceContext{
stringPointAggregator: stringPointAggregator{
field: c.field,
topBottomInfo: rc.TopBottomCallInfo,
isSimpleSelector: rc.IsSimpleSelector,
aggregator: a,
},
stringPointEmitter: stringPointEmitter{
baseReduceContext: c,
emitter: e,
isSimpleSelector: rc.IsSimpleSelector,
},
}
}
case rc.CreateStringBulkReducer != nil:
fn = func(c baseReduceContext) reduceContext {
a, e := rc.CreateStringBulkReducer()
return &stringBulkReduceContext{
stringPointBulkAggregator: stringPointBulkAggregator{
field: c.field,
topBottomInfo: rc.TopBottomCallInfo,
isSimpleSelector: rc.IsSimpleSelector,
aggregator: a,
},
stringPointEmitter: stringPointEmitter{
baseReduceContext: c,
emitter: e,
isSimpleSelector: rc.IsSimpleSelector,
},
}
}
case rc.CreateStringBooleanReducer != nil:
fn = func(c baseReduceContext) reduceContext {
a, e := rc.CreateStringBooleanReducer()
return &stringBooleanReduceContext{
stringPointAggregator: stringPointAggregator{
field: c.field,
topBottomInfo: rc.TopBottomCallInfo,
isSimpleSelector: rc.IsSimpleSelector,
aggregator: a,
},
booleanPointEmitter: booleanPointEmitter{
baseReduceContext: c,
emitter: e,
isSimpleSelector: rc.IsSimpleSelector,
},
}
}
case rc.CreateStringBulkBooleanReducer != nil:
fn = func(c baseReduceContext) reduceContext {
a, e := rc.CreateStringBulkBooleanReducer()
return &stringBulkBooleanReduceContext{
stringPointBulkAggregator: stringPointBulkAggregator{
field: c.field,
topBottomInfo: rc.TopBottomCallInfo,
isSimpleSelector: rc.IsSimpleSelector,
aggregator: a,
},
booleanPointEmitter: booleanPointEmitter{
baseReduceContext: c,
emitter: e,
isSimpleSelector: rc.IsSimpleSelector,
},
}
}
default:
err = fmt.Errorf("cannot apply %s to string field", method)
}
case bool:
switch {
case rc.CreateBooleanFloatReducer != nil:
fn = func(c baseReduceContext) reduceContext {
a, e := rc.CreateBooleanFloatReducer()
return &booleanFloatReduceContext{
booleanPointAggregator: booleanPointAggregator{
field: c.field,
topBottomInfo: rc.TopBottomCallInfo,
isSimpleSelector: rc.IsSimpleSelector,
aggregator: a,
},
floatPointEmitter: floatPointEmitter{
baseReduceContext: c,
emitter: e,
isSimpleSelector: rc.IsSimpleSelector,
},
}
}
case rc.CreateBooleanBulkFloatReducer != nil:
fn = func(c baseReduceContext) reduceContext {
a, e := rc.CreateBooleanBulkFloatReducer()
return &booleanBulkFloatReduceContext{
booleanPointBulkAggregator: booleanPointBulkAggregator{
field: c.field,
topBottomInfo: rc.TopBottomCallInfo,
isSimpleSelector: rc.IsSimpleSelector,
aggregator: a,
},
floatPointEmitter: floatPointEmitter{
baseReduceContext: c,
emitter: e,
isSimpleSelector: rc.IsSimpleSelector,
},
}
}
case rc.CreateBooleanIntegerReducer != nil:
fn = func(c baseReduceContext) reduceContext {
a, e := rc.CreateBooleanIntegerReducer()
return &booleanIntegerReduceContext{
booleanPointAggregator: booleanPointAggregator{
field: c.field,
topBottomInfo: rc.TopBottomCallInfo,
isSimpleSelector: rc.IsSimpleSelector,
aggregator: a,
},
integerPointEmitter: integerPointEmitter{
baseReduceContext: c,
emitter: e,
isSimpleSelector: rc.IsSimpleSelector,
},
}
}
case rc.CreateBooleanBulkIntegerReducer != nil:
fn = func(c baseReduceContext) reduceContext {
a, e := rc.CreateBooleanBulkIntegerReducer()
return &booleanBulkIntegerReduceContext{
booleanPointBulkAggregator: booleanPointBulkAggregator{
field: c.field,
topBottomInfo: rc.TopBottomCallInfo,
isSimpleSelector: rc.IsSimpleSelector,
aggregator: a,
},
integerPointEmitter: integerPointEmitter{
baseReduceContext: c,
emitter: e,
isSimpleSelector: rc.IsSimpleSelector,
},
}
}
case rc.CreateBooleanStringReducer != nil:
fn = func(c baseReduceContext) reduceContext {
a, e := rc.CreateBooleanStringReducer()
return &booleanStringReduceContext{
booleanPointAggregator: booleanPointAggregator{
field: c.field,
topBottomInfo: rc.TopBottomCallInfo,
isSimpleSelector: rc.IsSimpleSelector,
aggregator: a,
},
stringPointEmitter: stringPointEmitter{
baseReduceContext: c,
emitter: e,
isSimpleSelector: rc.IsSimpleSelector,
},
}
}
case rc.CreateBooleanBulkStringReducer != nil:
fn = func(c baseReduceContext) reduceContext {
a, e := rc.CreateBooleanBulkStringReducer()
return &booleanBulkStringReduceContext{
booleanPointBulkAggregator: booleanPointBulkAggregator{
field: c.field,
topBottomInfo: rc.TopBottomCallInfo,
isSimpleSelector: rc.IsSimpleSelector,
aggregator: a,
},
stringPointEmitter: stringPointEmitter{
baseReduceContext: c,
emitter: e,
isSimpleSelector: rc.IsSimpleSelector,
},
}
}
case rc.CreateBooleanReducer != nil:
fn = func(c baseReduceContext) reduceContext {
a, e := rc.CreateBooleanReducer()
return &booleanReduceContext{
booleanPointAggregator: booleanPointAggregator{
field: c.field,
topBottomInfo: rc.TopBottomCallInfo,
isSimpleSelector: rc.IsSimpleSelector,
aggregator: a,
},
booleanPointEmitter: booleanPointEmitter{
baseReduceContext: c,
emitter: e,
isSimpleSelector: rc.IsSimpleSelector,
},
}
}
case rc.CreateBooleanBulkReducer != nil:
fn = func(c baseReduceContext) reduceContext {
a, e := rc.CreateBooleanBulkReducer()
return &booleanBulkReduceContext{
booleanPointBulkAggregator: booleanPointBulkAggregator{
field: c.field,
topBottomInfo: rc.TopBottomCallInfo,
isSimpleSelector: rc.IsSimpleSelector,
aggregator: a,
},
booleanPointEmitter: booleanPointEmitter{
baseReduceContext: c,
emitter: e,
isSimpleSelector: rc.IsSimpleSelector,
},
}
}
default:
err = fmt.Errorf("cannot apply %s to bool field", method)
}
default:
err = fmt.Errorf("invalid field type: %T", value)
}
return
}