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24 lines
868 B
24 lines
868 B
2 months ago
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import type { MessageShape } from "./types.js";
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import type { DescField, DescMessage } from "./descriptors.js";
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/**
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* Returns true if the field is set.
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*
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* - Scalar and enum fields with implicit presence (proto3):
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* Set if not a zero value.
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*
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* - Scalar and enum fields with explicit presence (proto2, oneof):
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* Set if a value was set when creating or parsing the message, or when a
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* value was assigned to the field's property.
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*
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* - Message fields:
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* Set if the property is not undefined.
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*
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* - List and map fields:
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* Set if not empty.
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*/
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export declare function isFieldSet<Desc extends DescMessage>(message: MessageShape<Desc>, field: DescField): boolean;
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/**
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* Resets the field, so that isFieldSet() will return false.
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*/
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export declare function clearField<Desc extends DescMessage>(message: MessageShape<Desc>, field: DescField): void;
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