refactor: reduce string literals

Author: kgryte

lib/node_modules/@stdlib/array/fixed-endian-factory/lib/main.js

@@ -67,13 +67,12 @@ var DTYPE2GET = {
 	'uint32': 'getUint32',
 	'uint16': 'getUint16'
 };
-var DTYPE2ARTICLE = {
-	'float64': 'a',
-	'float32': 'a',
-	'int32': 'an',
-	'int16': 'an',
-	'uint32': 'a',
-	'uint16': 'a'
+var CHAR2ARTICLE = {
+	'c': 'a',
+	'f': 'a',
+	'i': 'an',
+	'u': 'a',
+	'b': 'a'
 };
 var isDataType = contains( DTYPES );
 
@@ -367,7 +366,7 @@ function factory( dtype ) { // eslint-disable-line max-lines-per-function, stdli
 			throw new TypeError( 'invalid invocation. `this` context must be a constructor.' );
 		}
 		if ( !isTypedArrayConstructor( this ) ) {
-			throw new TypeError( format( 'invalid invocation. `this` is not %s %s.', DTYPE2ARTICLE[ dtype ], CTOR_NAME ) );
+			throw new TypeError( format( 'invalid invocation. `this` is not %s %s.', CHAR2ARTICLE[ dtype[0] ], CTOR_NAME ) );
 		}
 		order = byteOrder( endianness );
 		if ( order === null || !isByteOrder( order ) ) {
@@ -445,7 +444,7 @@ function factory( dtype ) { // eslint-disable-line max-lines-per-function, stdli
 			throw new TypeError( 'invalid invocation. `this` context must be a constructor.' );
 		}
 		if ( !isTypedArrayConstructor( this ) ) {
-			throw new TypeError( format( 'invalid invocation. `this` is not %s %s.', DTYPE2ARTICLE[ dtype ], CTOR_NAME ) );
+			throw new TypeError( format( 'invalid invocation. `this` is not %s %s.', CHAR2ARTICLE[ dtype[0] ], CTOR_NAME ) );
 		}
 		order = byteOrder( endianness );
 		if ( order === null || !isByteOrder( order ) ) {
@@ -522,7 +521,7 @@ function factory( dtype ) { // eslint-disable-line max-lines-per-function, stdli
 	*/
 	setReadOnly( TypedArray.prototype, 'get', function get( idx ) {
 		if ( !isTypedArray( this ) ) {
-			throw new TypeError( format( 'invalid invocation. `this` is not %s %s.', DTYPE2ARTICLE[ dtype ], CTOR_NAME ) );
+			throw new TypeError( format( 'invalid invocation. `this` is not %s %s.', CHAR2ARTICLE[ dtype[0] ], CTOR_NAME ) );
 		}
 		if ( !isNonNegativeInteger( idx ) ) {
 			throw new TypeError( format( 'invalid argument. Must provide a nonnegative integer. Value: `%s`.', idx ) );
@@ -591,7 +590,7 @@ function factory( dtype ) { // eslint-disable-line max-lines-per-function, stdli
 		var i;
 		var j;
 		if ( !isTypedArray( this ) ) {
-			throw new TypeError( format( 'invalid invocation. `this` is not %s %s.', DTYPE2ARTICLE[ dtype ], CTOR_NAME ) );
+			throw new TypeError( format( 'invalid invocation. `this` is not %s %s.', CHAR2ARTICLE[ dtype[0] ], CTOR_NAME ) );
 		}
 		buf = this._buffer;
 		if ( arguments.length > 1 ) {
@@ -656,7 +655,7 @@ function factory( dtype ) { // eslint-disable-line max-lines-per-function, stdli
 		var buf;
 		var i;
 		if ( !isTypedArray( this ) ) {
-			throw new TypeError( format( 'invalid invocation. `this` is not %s %s.', DTYPE2ARTICLE[ dtype ], CTOR_NAME ) );
+			throw new TypeError( format( 'invalid invocation. `this` is not %s %s.', CHAR2ARTICLE[ dtype[0] ], CTOR_NAME ) );
 		}
 		out = [];
 		buf = this._buffer;