refactor(ivy): rename objectLiteral to pureFn to prep for pipes (#22214)
PR Close #22214
This commit is contained in:
Kara Erickson
committed by
Victor Berchet
Victor Berchet
parent
e1bf067090
commit
a73d5308e0
297
packages/core/src/render3/pure_function.ts
Normal file
297
packages/core/src/render3/pure_function.ts
Normal file
@ -0,0 +1,297 @@
|
||||
/**
|
||||
* @license
|
||||
* Copyright Google Inc. All Rights Reserved.
|
||||
*
|
||||
* Use of this source code is governed by an MIT-style license that can be
|
||||
* found in the LICENSE file at https://angular.io/license
|
||||
*/
|
||||
|
||||
import {NO_CHANGE, bind, peekBinding} from './instructions';
|
||||
|
||||
/**
|
||||
* If the value of the provided exp has changed, calls the pure function to
|
||||
* return an updated value. Or if the value has not changed, returns NO_CHANGE.
|
||||
*
|
||||
* @param pureFn Function that returns an updated value
|
||||
* @param exp Updated expression value
|
||||
* @returns Updated value or NO_CHANGE
|
||||
*/
|
||||
export function pureFunction1(pureFn: (v: any) => any, exp: any): any {
|
||||
let different = false;
|
||||
const latestValue = exp === NO_CHANGE ? peekBinding() : exp;
|
||||
if (bind(exp) !== NO_CHANGE) different = true;
|
||||
|
||||
return different ? pureFn(latestValue) : NO_CHANGE;
|
||||
}
|
||||
|
||||
/**
|
||||
* If the value of any provided exp has changed, calls the pure function to
|
||||
* return an updated value. Or if no values have changed, returns NO_CHANGE.
|
||||
*
|
||||
* @param pureFn
|
||||
* @param exp1
|
||||
* @param exp2
|
||||
* @returns Updated value or NO_CHANGE
|
||||
*/
|
||||
export function pureFunction2(pureFn: (v1: any, v2: any) => any, exp1: any, exp2: any): any {
|
||||
let different = false;
|
||||
|
||||
const latestVal1 = exp1 === NO_CHANGE ? peekBinding() : exp1;
|
||||
if (bind(exp1) !== NO_CHANGE) different = true;
|
||||
|
||||
const latestVal2 = exp2 === NO_CHANGE ? peekBinding() : exp2;
|
||||
if (bind(exp2) !== NO_CHANGE) different = true;
|
||||
|
||||
return different ? pureFn(latestVal1, latestVal2) : NO_CHANGE;
|
||||
}
|
||||
|
||||
/**
|
||||
* If the value of any provided exp has changed, calls the pure function to
|
||||
* return an updated value. Or if no values have changed, returns NO_CHANGE.
|
||||
*
|
||||
* @param pureFn
|
||||
* @param exp1
|
||||
* @param exp2
|
||||
* @param exp3
|
||||
* @returns Updated value or NO_CHANGE
|
||||
*/
|
||||
export function pureFunction3(
|
||||
pureFn: (v1: any, v2: any, v3: any) => any, exp1: any, exp2: any, exp3: any): any {
|
||||
let different = false;
|
||||
|
||||
const latestVal1 = exp1 === NO_CHANGE ? peekBinding() : exp1;
|
||||
if (bind(exp1) !== NO_CHANGE) different = true;
|
||||
|
||||
const latestVal2 = exp2 === NO_CHANGE ? peekBinding() : exp2;
|
||||
if (bind(exp2) !== NO_CHANGE) different = true;
|
||||
|
||||
const latestVal3 = exp3 === NO_CHANGE ? peekBinding() : exp3;
|
||||
if (bind(exp3) !== NO_CHANGE) different = true;
|
||||
|
||||
return different ? pureFn(latestVal1, latestVal2, latestVal3) : NO_CHANGE;
|
||||
}
|
||||
|
||||
/**
|
||||
* If the value of any provided exp has changed, calls the pure function to
|
||||
* return an updated value. Or if no values have changed, returns NO_CHANGE.
|
||||
*
|
||||
* @param pureFn
|
||||
* @param exp1
|
||||
* @param exp2
|
||||
* @param exp3
|
||||
* @param exp4
|
||||
* @returns Updated value or NO_CHANGE
|
||||
*/
|
||||
export function pureFunction4(
|
||||
pureFn: (v1: any, v2: any, v3: any, v4: any) => any, exp1: any, exp2: any, exp3: any,
|
||||
exp4: any): any {
|
||||
let different = false;
|
||||
|
||||
const latestVal1 = exp1 === NO_CHANGE ? peekBinding() : exp1;
|
||||
if (bind(exp1) !== NO_CHANGE) different = true;
|
||||
|
||||
const latestVal2 = exp2 === NO_CHANGE ? peekBinding() : exp2;
|
||||
if (bind(exp2) !== NO_CHANGE) different = true;
|
||||
|
||||
const latestVal3 = exp3 === NO_CHANGE ? peekBinding() : exp3;
|
||||
if (bind(exp3) !== NO_CHANGE) different = true;
|
||||
|
||||
const latestVal4 = exp4 === NO_CHANGE ? peekBinding() : exp4;
|
||||
if (bind(exp4) !== NO_CHANGE) different = true;
|
||||
|
||||
return different ? pureFn(latestVal1, latestVal2, latestVal3, latestVal4) : NO_CHANGE;
|
||||
}
|
||||
|
||||
/**
|
||||
* If the value of any provided exp has changed, calls the pure function to
|
||||
* return an updated value. Or if no values have changed, returns NO_CHANGE.
|
||||
*
|
||||
* @param pureFn
|
||||
* @param exp1
|
||||
* @param exp2
|
||||
* @param exp3
|
||||
* @param exp4
|
||||
* @param exp5
|
||||
* @returns Updated value or NO_CHANGE
|
||||
*/
|
||||
export function pureFunction5(
|
||||
pureFn: (v1: any, v2: any, v3: any, v4: any, v5: any) => any, exp1: any, exp2: any, exp3: any,
|
||||
exp4: any, exp5: any): any {
|
||||
let different = false;
|
||||
|
||||
const latestVal1 = exp1 === NO_CHANGE ? peekBinding() : exp1;
|
||||
if (bind(exp1) !== NO_CHANGE) different = true;
|
||||
|
||||
const latestVal2 = exp2 === NO_CHANGE ? peekBinding() : exp2;
|
||||
if (bind(exp2) !== NO_CHANGE) different = true;
|
||||
|
||||
const latestVal3 = exp3 === NO_CHANGE ? peekBinding() : exp3;
|
||||
if (bind(exp3) !== NO_CHANGE) different = true;
|
||||
|
||||
const latestVal4 = exp4 === NO_CHANGE ? peekBinding() : exp4;
|
||||
if (bind(exp4) !== NO_CHANGE) different = true;
|
||||
|
||||
const latestVal5 = exp5 === NO_CHANGE ? peekBinding() : exp5;
|
||||
if (bind(exp5) !== NO_CHANGE) different = true;
|
||||
|
||||
return different ? pureFn(latestVal1, latestVal2, latestVal3, latestVal4, latestVal5) : NO_CHANGE;
|
||||
}
|
||||
|
||||
/**
|
||||
* If the value of any provided exp has changed, calls the pure function to
|
||||
* return an updated value. Or if no values have changed, returns NO_CHANGE.
|
||||
*
|
||||
* @param pureFn
|
||||
* @param exp1
|
||||
* @param exp2
|
||||
* @param exp3
|
||||
* @param exp4
|
||||
* @param exp5
|
||||
* @param exp6
|
||||
* @returns Updated value or NO_CHANGE
|
||||
*/
|
||||
export function pureFunction6(
|
||||
pureFn: (v1: any, v2: any, v3: any, v4: any, v5: any, v6: any) => any, exp1: any, exp2: any,
|
||||
exp3: any, exp4: any, exp5: any, exp6: any): any {
|
||||
let different = false;
|
||||
|
||||
const latestVal1 = exp1 === NO_CHANGE ? peekBinding() : exp1;
|
||||
if (bind(exp1) !== NO_CHANGE) different = true;
|
||||
|
||||
const latestVal2 = exp2 === NO_CHANGE ? peekBinding() : exp2;
|
||||
if (bind(exp2) !== NO_CHANGE) different = true;
|
||||
|
||||
const latestVal3 = exp3 === NO_CHANGE ? peekBinding() : exp3;
|
||||
if (bind(exp3) !== NO_CHANGE) different = true;
|
||||
|
||||
const latestVal4 = exp4 === NO_CHANGE ? peekBinding() : exp4;
|
||||
if (bind(exp4) !== NO_CHANGE) different = true;
|
||||
|
||||
const latestVal5 = exp5 === NO_CHANGE ? peekBinding() : exp5;
|
||||
if (bind(exp5) !== NO_CHANGE) different = true;
|
||||
|
||||
const latestVal6 = exp6 === NO_CHANGE ? peekBinding() : exp6;
|
||||
if (bind(exp6) !== NO_CHANGE) different = true;
|
||||
|
||||
return different ?
|
||||
pureFn(latestVal1, latestVal2, latestVal3, latestVal4, latestVal5, latestVal6) :
|
||||
NO_CHANGE;
|
||||
}
|
||||
|
||||
/**
|
||||
* If the value of any provided exp has changed, calls the pure function to
|
||||
* return an updated value. Or if no values have changed, returns NO_CHANGE.
|
||||
*
|
||||
* @param pureFn
|
||||
* @param exp1
|
||||
* @param exp2
|
||||
* @param exp3
|
||||
* @param exp4
|
||||
* @param exp5
|
||||
* @param exp6
|
||||
* @param exp7
|
||||
* @returns Updated value or NO_CHANGE
|
||||
*/
|
||||
export function pureFunction7(
|
||||
pureFn: (v1: any, v2: any, v3: any, v4: any, v5: any, v6: any, v7: any) => any, exp1: any,
|
||||
exp2: any, exp3: any, exp4: any, exp5: any, exp6: any, exp7: any): any {
|
||||
let different = false;
|
||||
|
||||
const latestVal1 = exp1 === NO_CHANGE ? peekBinding() : exp1;
|
||||
if (bind(exp1) !== NO_CHANGE) different = true;
|
||||
|
||||
const latestVal2 = exp2 === NO_CHANGE ? peekBinding() : exp2;
|
||||
if (bind(exp2) !== NO_CHANGE) different = true;
|
||||
|
||||
const latestVal3 = exp3 === NO_CHANGE ? peekBinding() : exp3;
|
||||
if (bind(exp3) !== NO_CHANGE) different = true;
|
||||
|
||||
const latestVal4 = exp4 === NO_CHANGE ? peekBinding() : exp4;
|
||||
if (bind(exp4) !== NO_CHANGE) different = true;
|
||||
|
||||
const latestVal5 = exp5 === NO_CHANGE ? peekBinding() : exp5;
|
||||
if (bind(exp5) !== NO_CHANGE) different = true;
|
||||
|
||||
const latestVal6 = exp6 === NO_CHANGE ? peekBinding() : exp6;
|
||||
if (bind(exp6) !== NO_CHANGE) different = true;
|
||||
|
||||
const latestVal7 = exp7 === NO_CHANGE ? peekBinding() : exp7;
|
||||
if (bind(exp7) !== NO_CHANGE) different = true;
|
||||
|
||||
return different ?
|
||||
pureFn(latestVal1, latestVal2, latestVal3, latestVal4, latestVal5, latestVal6, latestVal7) :
|
||||
NO_CHANGE;
|
||||
}
|
||||
|
||||
/**
|
||||
* If the value of any provided exp has changed, calls the pure function to
|
||||
* return an updated value. Or if no values have changed, returns NO_CHANGE.
|
||||
*
|
||||
* @param pureFn
|
||||
* @param exp1
|
||||
* @param exp2
|
||||
* @param exp3
|
||||
* @param exp4
|
||||
* @param exp5
|
||||
* @param exp6
|
||||
* @param exp7
|
||||
* @param exp8
|
||||
* @returns Updated value or NO_CHANGE
|
||||
*/
|
||||
export function pureFunction8(
|
||||
pureFn: (v1: any, v2: any, v3: any, v4: any, v5: any, v6: any, v7: any, v8: any) => any,
|
||||
exp1: any, exp2: any, exp3: any, exp4: any, exp5: any, exp6: any, exp7: any, exp8: any): any {
|
||||
let different = false;
|
||||
|
||||
const latestVal1 = exp1 === NO_CHANGE ? peekBinding() : exp1;
|
||||
if (bind(exp1) !== NO_CHANGE) different = true;
|
||||
|
||||
const latestVal2 = exp2 === NO_CHANGE ? peekBinding() : exp2;
|
||||
if (bind(exp2) !== NO_CHANGE) different = true;
|
||||
|
||||
const latestVal3 = exp3 === NO_CHANGE ? peekBinding() : exp3;
|
||||
if (bind(exp3) !== NO_CHANGE) different = true;
|
||||
|
||||
const latestVal4 = exp4 === NO_CHANGE ? peekBinding() : exp4;
|
||||
if (bind(exp4) !== NO_CHANGE) different = true;
|
||||
|
||||
const latestVal5 = exp5 === NO_CHANGE ? peekBinding() : exp5;
|
||||
if (bind(exp5) !== NO_CHANGE) different = true;
|
||||
|
||||
const latestVal6 = exp6 === NO_CHANGE ? peekBinding() : exp6;
|
||||
if (bind(exp6) !== NO_CHANGE) different = true;
|
||||
|
||||
const latestVal7 = exp7 === NO_CHANGE ? peekBinding() : exp7;
|
||||
if (bind(exp7) !== NO_CHANGE) different = true;
|
||||
|
||||
const latestVal8 = exp8 === NO_CHANGE ? peekBinding() : exp8;
|
||||
if (bind(exp8) !== NO_CHANGE) different = true;
|
||||
|
||||
return different ? pureFn(
|
||||
latestVal1, latestVal2, latestVal3, latestVal4, latestVal5, latestVal6,
|
||||
latestVal7, latestVal8) :
|
||||
NO_CHANGE;
|
||||
}
|
||||
|
||||
/**
|
||||
* pureFunction instruction that can support any number of bindings.
|
||||
*
|
||||
* If the value of any provided exp has changed, calls the pure function to
|
||||
* return an updated value. Or if no values have changed, returns NO_CHANGE.
|
||||
*
|
||||
* @param pureFn A pure function that takes binding values and builds an object or array
|
||||
* containing those values.
|
||||
* @param exp An array of binding values
|
||||
* @returns Updated value or NO_CHANGE
|
||||
*/
|
||||
export function pureFunctionV(pureFn: (v: any[]) => any, exps: any[]): any {
|
||||
let different = false;
|
||||
|
||||
for (let i = 0; i < exps.length; i++) {
|
||||
const exp = exps[i];
|
||||
if (exp === NO_CHANGE) exps[i] = peekBinding();
|
||||
if (bind(exp) !== NO_CHANGE) different = true;
|
||||
}
|
||||
|
||||
return different ? pureFn(exps) : NO_CHANGE;
|
||||
}
|
||||
Reference in New Issue
Block a user