Function createSource

src/data/Source.ts:197–224

(
    sourceData: OptionSourceData,
    thisMetaRawOption: SourceMetaRawOption,
    // can be null. If not provided, auto detect it from `sourceData`.
    sourceFormat: SourceFormat
)

 * NOTE: Created source is immutable. Don't change any properties in it.
 */
export function createSource(
    sourceData: OptionSourceData,
    thisMetaRawOption: SourceMetaRawOption,
    // can be null. If not provided, auto detect it from `sourceData`.
    sourceFormat: SourceFormat
): Source {
    sourceFormat = sourceFormat || detectSourceFormat(sourceData);
    const seriesLayoutBy = thisMetaRawOption.seriesLayoutBy;
    const determined = determineSourceDimensions(
        sourceData,
        sourceFormat,
        seriesLayoutBy,
        thisMetaRawOption.sourceHeader,
        thisMetaRawOption.dimensions
    );
    const source = new SourceImpl({
        data: sourceData,
        sourceFormat: sourceFormat,

        seriesLayoutBy: seriesLayoutBy,
        dimensionsDefine: determined.dimensionsDefine,
        startIndex: determined.startIndex,
        dimensionsDetectedCount: determined.dimensionsDetectedCount,
        metaRawOption: clone(thisMetaRawOption)
    });

    return source;
}

/**
 * Wrap original series data for some compatibility cases.