netcdf4-wasm/dist/constants.js

NetCDF4 library compiled to WebAssembly with TypeScript bindings

"use strict";
// NetCDF4 constants (populated from NetCDF4 headers)
Object.defineProperty(exports, "__esModule", { value: true });
exports.NC_TYPE_TO_STR = exports.DATA_TYPE_MAP = exports.NC_CONSTANTS = void 0;
exports.NC_CONSTANTS = {
    // Error codes
    NC_NOERR: 0,
    // File modes
    NC_NOWRITE: 0,
    NC_WRITE: 1,
    NC_CLOBBER: 0,
    NC_NOCLOBBER: 4,
    NC_NETCDF4: 4096,
    // Data types
    NC_BYTE: 1,
    NC_CHAR: 2,
    NC_SHORT: 3,
    NC_INT: 4,
    NC_FLOAT: 5,
    NC_DOUBLE: 6,
    // Special values
    NC_UNLIMITED: -1000, // Use special value to distinguish from 0
    NC_GLOBAL: -1,
};
// Data type mapping from string names to NetCDF constants
exports.DATA_TYPE_MAP = {
    'f8': exports.NC_CONSTANTS.NC_DOUBLE,
    'f4': exports.NC_CONSTANTS.NC_FLOAT,
    'i4': exports.NC_CONSTANTS.NC_INT,
    'i2': exports.NC_CONSTANTS.NC_SHORT,
    'i1': exports.NC_CONSTANTS.NC_BYTE,
    'S1': exports.NC_CONSTANTS.NC_CHAR,
    'double': exports.NC_CONSTANTS.NC_DOUBLE,
    'float': exports.NC_CONSTANTS.NC_FLOAT,
    'int': exports.NC_CONSTANTS.NC_INT,
    'short': exports.NC_CONSTANTS.NC_SHORT,
    'byte': exports.NC_CONSTANTS.NC_BYTE,
    'char': exports.NC_CONSTANTS.NC_CHAR
};
// Reverse map: NetCDF type code -> datatype token (for reading existing files).
exports.NC_TYPE_TO_STR = {
    1: 'i1', // NC_BYTE
    2: 'S1', // NC_CHAR
    3: 'i2', // NC_SHORT
    4: 'i4', // NC_INT
    5: 'f4', // NC_FLOAT
    6: 'f8', // NC_DOUBLE
    7: 'u1', // NC_UBYTE
    8: 'u2', // NC_USHORT
    9: 'u4', // NC_UINT
    10: 'i8', // NC_INT64
    11: 'u8', // NC_UINT64
    12: 'S1', // NC_STRING
};
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