20352515932

Committed 18 Dec 2025 09:56PM UTC coverage: 35.115% (-28.4%) from 63.485%

Build # 20352515932

Build Type

push

github

Committed by

web-flow

Commit Message

feat(loader-utils): Export is-type helpers (#3258)

Coverage Stats

1188 of 1998 branches covered (59.46%)

Branch coverage included in aggregate %.

147 of 211 new or added lines in 13 files covered. (69.67%)

30011 existing lines in 424 files now uncovered.

37457 of 108056 relevant lines covered (34.66%)

0.79 hits per line

Source File
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35.94

/modules/netcdf/src/netcdfjs/read-data.ts

import type {IOBuffer} from '../iobuffer/iobuffer';
import type {NetCDFRecordDimension, NetCDFVariable} from './netcdf-types';
import {readType, str2num, num2bytes} from './read-type';

// const STREAMING = 4294967295;

/**
 * Read data for the given non-record variable
 * @param buffer - Buffer for the file data
 * @param variable - Variable metadata
 * @return Data of the element
 */
export function readNonRecord(
  buffer: IOBuffer,
  variable: NetCDFVariable
): (string | number | number[] | Uint8Array)[] {
  // variable type
  const type = str2num(variable.type);

  // size of the data
  const size = variable.size / num2bytes(type);

  // iterates over the data
  const data = new Array(size);
  for (let i = 0; i < size; i++) {
    data[i] = readType(buffer, type, 1);
  }

  return data;
}

/**
 * Read data for the given record variable
 * @param buffer - Buffer for the file data
 * @param variable - Variable metadata
 * @param recordDimension - Record dimension metadata
 * @return - Data of the element
 */
export function readRecord(
  buffer: IOBuffer,
  variable: NetCDFVariable,
  recordDimension: NetCDFRecordDimension
): (string | number | number[] | Uint8Array)[] {
  // variable type
  const type = str2num(variable.type);
  const width = variable.size ? variable.size / num2bytes(type) : 1;

  // size of the data
  // TODO streaming data
  const size = recordDimension.length;

  // iterates over the data
  const data = new Array(size);
  const step = recordDimension.recordStep;

  for (let i = 0; i < size; i++) {
    const currentOffset = buffer.offset;
    data[i] = readType(buffer, type, width);
    buffer.seek(currentOffset + step);
  }

  return data;
}

1	import type {IOBuffer} from '../iobuffer/iobuffer';	1✔
2	import type {NetCDFRecordDimension, NetCDFVariable} from './netcdf-types';	1✔
3	import {readType, str2num, num2bytes} from './read-type';	1✔
4		1✔
5	// const STREAMING = 4294967295;	1✔
6		1✔
7	/**	1✔
8	* Read data for the given non-record variable	1✔
9	* @param buffer - Buffer for the file data	1✔
10	* @param variable - Variable metadata	1✔
11	* @return Data of the element	1✔
12	*/	1✔
13	export function readNonRecord(	1✔
UNCOV 14	buffer: IOBuffer,	×
UNCOV 15	variable: NetCDFVariable	×
UNCOV 16	): (string \| number \| number[] \| Uint8Array)[] {	×
UNCOV 17	// variable type	×
UNCOV 18	const type = str2num(variable.type);	×
UNCOV 19		×
UNCOV 20	// size of the data	×
UNCOV 21	const size = variable.size / num2bytes(type);	×
UNCOV 22		×
UNCOV 23	// iterates over the data	×
UNCOV 24	const data = new Array(size);	×
UNCOV 25	for (let i = 0; i < size; i++) {	×
UNCOV 26	data[i] = readType(buffer, type, 1);	×
UNCOV 27	}	×
UNCOV 28		×
UNCOV 29	return data;	×
UNCOV 30	}	×
31		1✔
32	/**	1✔
33	* Read data for the given record variable	1✔
34	* @param buffer - Buffer for the file data	1✔
35	* @param variable - Variable metadata	1✔
36	* @param recordDimension - Record dimension metadata	1✔
37	* @return - Data of the element	1✔
38	*/	1✔
39	export function readRecord(	1✔
UNCOV 40	buffer: IOBuffer,	×
UNCOV 41	variable: NetCDFVariable,	×
UNCOV 42	recordDimension: NetCDFRecordDimension	×
UNCOV 43	): (string \| number \| number[] \| Uint8Array)[] {	×
UNCOV 44	// variable type	×
UNCOV 45	const type = str2num(variable.type);	×
UNCOV 46	const width = variable.size ? variable.size / num2bytes(type) : 1;	×
UNCOV 47		×
UNCOV 48	// size of the data	×
UNCOV 49	// TODO streaming data	×
UNCOV 50	const size = recordDimension.length;	×
UNCOV 51		×
UNCOV 52	// iterates over the data	×
UNCOV 53	const data = new Array(size);	×
UNCOV 54	const step = recordDimension.recordStep;	×
UNCOV 55		×
UNCOV 56	for (let i = 0; i < size; i++) {	×
UNCOV 57	const currentOffset = buffer.offset;	×
UNCOV 58	data[i] = readType(buffer, type, width);	×
UNCOV 59	buffer.seek(currentOffset + step);	×
UNCOV 60	}	×
UNCOV 61		×
UNCOV 62	return data;	×
UNCOV 63	}	×

visgl / loaders.gl / 20352515932

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