初始化项目

src/util/iterator.js

@@ -1,81 +0,0 @@
-class ErrorHandle {
-#validator
-#type
-#onError
-#countion
-#setVal
-#rollback
-#keep = false
-#handle
-
-  constructor({validator, type, onError, countion, setVal, rollback}) {
-    this.#validator = validator;
-    this.#type = type;
-    this.#onError = onError;
-    this.#countion = countion;
-    this.#setVal = setVal;
-    this.#rollback = rollback;
-  }
-
-  error(element, index) {
-    if (this.#keep && this.#handle) {
-      this.#setVal();
-    } else {
-      this.#onError(this.#type, element, index, (handle, keep) => {
-        if (keep) {
-          this.#keep = true;
-          this.#handle = handle;
-        }
-        if (handle) {
-          this.#setVal(element, index);
-        }
-      }, this.#rollback);
-    }
-  }
-}
-
-export default function Iterator({data, setVal, onProgress, rules = []}) {
-  let current = 0;
-  let marks = [];
-
-  function rollback() {
-    marks.forEach(
-        element => {setVal(element.key, element.oldValue, element.newValue)})
-  }
-
-  let errorHandles = [];
-
-  function getPromise() {
-    return new Promise((resolve, reject) => {
-      rules.forEach(element => {
-        errorHandles.push(new ErrorHandle({
-          validator: element.validator,
-          type: element.type,
-          countion: getPromise(),
-          setVal: resolve,
-          onError: reject,
-          rollback
-        }));
-      });
-
-      for (; current < data.length; current++) {
-        onProgress && onProgress(current, data.length);
-        const element = data[current];
-
-        errorHandles.forEach(errorHandle => {
-          if (errorHandle.validator(element, current)) {
-            errorHandle.error(element, current);
-            return;
-          }
-        });
-
-        resolve(element);
-        this.current++;
-      }
-
-      resolve();
-    })
-  }
-
-  return getPromise();
-}