bench: refactor to use string interpolation in blas/ext/linspace

PR-URL: #10827
Ref: #8647

Reviewed-by: Philipp Burckhardt <pburckhardt@outlook.com>

Author: rautelaKamal

lib/node_modules/@stdlib/blas/ext/linspace/benchmark/benchmark.assign.js

@@ -24,6 +24,7 @@ var bench = require( '@stdlib/bench' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
 var pow = require( '@stdlib/math/base/special/pow' );
 var zeros = require( '@stdlib/ndarray/zeros' );
+var format = require( '@stdlib/string/format' );
 var pkg = require( './../package.json' ).name;
 var assign = require( './../lib/assign.js' );
 
@@ -95,7 +96,7 @@ function main() {
 	for ( i = min; i <= max; i++ ) {
 		len = pow( 10, i );
 		f = createBenchmark( len );
-		bench( pkg+':assign:dtype='+options.dtype+',len='+len, f );
+		bench( format( '%s:assign:dtype=%s,len=%d', pkg, options.dtype, len ), f );
 	}
 }
 

lib/node_modules/@stdlib/blas/ext/linspace/benchmark/benchmark.js

@@ -23,6 +23,7 @@
 var bench = require( '@stdlib/bench' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
 var pow = require( '@stdlib/math/base/special/pow' );
+var format = require( '@stdlib/string/format' );
 var pkg = require( './../package.json' ).name;
 var linspace = require( './../lib' );
 
@@ -93,7 +94,7 @@ function main() {
 	for ( i = min; i <= max; i++ ) {
 		len = pow( 10, i );
 		f = createBenchmark( len );
-		bench( pkg+':dtype='+options.dtype+',len='+len, f );
+		bench( format( '%s:dtype=%s,len=%d', pkg, options.dtype, len ), f );
 	}
 }