{"version":3,"file":"form2.mjs","sources":["../../../../../../packages/components/form/src/form.vue"],"sourcesContent":["<template>\n <form :class=\"formClasses\">\n <slot />\n </form>\n</template>\n\n<script lang=\"ts\" setup>\nimport { computed, provide, reactive, toRefs, watch } from 'vue'\nimport { debugWarn, isFunction } from '@element-plus/utils'\nimport { useNamespace } from '@element-plus/hooks'\nimport { useFormSize } from './hooks'\nimport { formContextKey } from './constants'\nimport { formEmits, formProps } from './form'\nimport { filterFields, useFormLabelWidth } from './utils'\n\nimport type { ValidateFieldsError } from 'async-validator'\nimport type { Arrayable } from '@element-plus/utils'\nimport type {\n FormContext,\n FormItemContext,\n FormValidateCallback,\n FormValidationResult,\n} from './types'\nimport type { FormItemProp } from './form-item'\n\nconst COMPONENT_NAME = 'ElForm'\ndefineOptions({\n name: COMPONENT_NAME,\n})\nconst props = defineProps(formProps)\nconst emit = defineEmits(formEmits)\n\nconst fields: FormItemContext[] = []\n\nconst formSize = useFormSize()\nconst ns = useNamespace('form')\nconst formClasses = computed(() => {\n const { labelPosition, inline } = props\n return [\n ns.b(),\n // todo: in v2.2.0, we can remove default\n // in fact, remove it doesn't affect the final style\n ns.m(formSize.value || 'default'),\n {\n [ns.m(`label-${labelPosition}`)]: labelPosition,\n [ns.m('inline')]: inline,\n },\n ]\n})\n\nconst addField: FormContext['addField'] = (field) => {\n fields.push(field)\n}\n\nconst removeField: FormContext['removeField'] = (field) => {\n if (field.prop) {\n fields.splice(fields.indexOf(field), 1)\n }\n}\n\nconst resetFields: FormContext['resetFields'] = (properties = []) => {\n if (!props.model) {\n debugWarn(COMPONENT_NAME, 'model is required for resetFields to work.')\n return\n }\n filterFields(fields, properties).forEach((field) => field.resetField())\n}\n\nconst clearValidate: FormContext['clearValidate'] = (props = []) => {\n filterFields(fields, props).forEach((field) => field.clearValidate())\n}\n\nconst isValidatable = computed(() => {\n const hasModel = !!props.model\n if (!hasModel) {\n debugWarn(COMPONENT_NAME, 'model is required for validate to work.')\n }\n return hasModel\n})\n\nconst obtainValidateFields = (props: Arrayable<FormItemProp>) => {\n if (fields.length === 0) return []\n\n const filteredFields = filterFields(fields, props)\n if (!filteredFields.length) {\n debugWarn(COMPONENT_NAME, 'please pass correct props!')\n return []\n }\n return filteredFields\n}\n\nconst validate = async (\n callback?: FormValidateCallback\n): FormValidationResult => validateField(undefined, callback)\n\nconst doValidateField = async (\n props: Arrayable<FormItemProp> = []\n): Promise<boolean> => {\n if (!isValidatable.value) return false\n\n const fields = obtainValidateFields(props)\n if (fields.length === 0) return true\n\n let validationErrors: ValidateFieldsError = {}\n for (const field of fields) {\n try {\n await field.validate('')\n } catch (fields) {\n validationErrors = {\n ...validationErrors,\n ...(fields as ValidateFieldsError),\n }\n }\n }\n\n if (Object.keys(validationErrors).length === 0) return true\n return Promise.reject(validationErrors)\n}\n\nconst validateField: FormContext['validateField'] = async (\n modelProps = [],\n callback\n) => {\n const shouldThrow = !isFunction(callback)\n try {\n const result = await doValidateField(modelProps)\n // When result is false meaning that the fields are not validatable\n if (result === true) {\n callback?.(result)\n }\n return result\n } catch (e) {\n if (e instanceof Error) throw e\n\n const invalidFields = e as ValidateFieldsError\n\n if (props.scrollToError) {\n scrollToField(Object.keys(invalidFields)[0])\n }\n callback?.(false, invalidFields)\n return shouldThrow && Promise.reject(invalidFields)\n }\n}\n\nconst scrollToField = (prop: FormItemProp) => {\n const field = filterFields(fields, prop)[0]\n if (field) {\n field.$el?.scrollIntoView(props.scrollIntoViewOptions)\n }\n}\n\nwatch(\n () => props.rules,\n () => {\n if (props.validateOnRuleChange) {\n validate().catch((err) => debugWarn(err))\n }\n },\n { deep: true }\n)\n\nprovide(\n formContextKey,\n reactive({\n ...toRefs(props),\n emit,\n\n resetFields,\n clearValidate,\n validateField,\n addField,\n removeField,\n\n ...useFormLabelWidth(),\n })\n)\n\ndefineExpose({\n /**\n * @description Validate the whole form. 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