62 wiersze
1.6 KiB
TypeScript
62 wiersze
1.6 KiB
TypeScript
type SvgSymbolMetadataBooleans = {
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/**
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* If true, this indicates that the symbol should always have
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* a symbol nested within its nesting area(s).
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*/
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always_nest?: boolean;
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/**
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* If true, this indicates that the symbol should always
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* be nested inside another symbol's nesting area.
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*/
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always_be_nested?: boolean;
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/**
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* If true, this indicates that the symbol should never
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* be nested inside another symbol's nesting area.
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*/
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never_be_nested?: boolean;
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/**
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* If true, this indicates that any symbols nested on this
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* symbol’s nesting area should have their colors inverted.
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*/
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invert_nested?: boolean;
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};
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const METADATA_BOOLEANS: Set<keyof SvgSymbolMetadataBooleans> = new Set([
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"always_nest",
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"always_be_nested",
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"never_be_nested",
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"invert_nested",
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]);
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function isSvgSymbolMetadataBoolean(
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key: string
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): key is keyof SvgSymbolMetadataBooleans {
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return METADATA_BOOLEANS.has(key as any);
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}
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export type SvgSymbolMetadata = SvgSymbolMetadataBooleans;
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export function validateSvgSymbolMetadata(
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obj: any
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): { metadata: SvgSymbolMetadata; unknownProperties: string[] } {
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const metadata: SvgSymbolMetadata = {};
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const unknownProperties: string[] = [];
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for (let key in obj) {
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const value: unknown = obj[key];
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if (isSvgSymbolMetadataBoolean(key)) {
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if (typeof value !== "boolean") {
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throw new Error(
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`Expected "${key}" to be a boolean, but it is a ${typeof value}!`
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);
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}
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metadata[key] = value;
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} else {
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unknownProperties.push(key);
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}
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}
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return { metadata, unknownProperties };
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}
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