diff --git a/lib/node_modules/@stdlib/datasets/berndt-cps-wages-1985/scripts/build_json.js b/lib/node_modules/@stdlib/datasets/berndt-cps-wages-1985/scripts/build_json.js
index 92c2cecad60e..acc9bef31841 100644
--- a/lib/node_modules/@stdlib/datasets/berndt-cps-wages-1985/scripts/build_json.js
+++ b/lib/node_modules/@stdlib/datasets/berndt-cps-wages-1985/scripts/build_json.js
@@ -23,6 +23,7 @@
 var resolve = require( 'path' ).resolve;
 var writeFileSync = require( '@stdlib/fs/write-file' ).sync;
 var readFileSync = require( '@stdlib/fs/read-file' ).sync;
+var format = require( '@stdlib/string/format' );
 var RE_EOL = require( '@stdlib/regexp/eol' ).REGEXP;
 
 
@@ -66,7 +67,7 @@ function main() {
 		} else {
 			tmp = file[ i ].split( ',' );
 			if ( tmp.length !== headers.length ) {
-				throw new Error( 'number of columns does not match number of columns for row '+i+'.' );
+				throw new Error( format( 'number of columns does not match number of columns for row %d.', i ) );
 			}
 			row = {};
 			for ( j = 0; j < headers.length; j++ ) {
diff --git a/lib/node_modules/@stdlib/datasets/cdc-nchs-us-births-1969-1988/scripts/build.js b/lib/node_modules/@stdlib/datasets/cdc-nchs-us-births-1969-1988/scripts/build.js
index 46caac7f2a20..b235a29e1840 100644
--- a/lib/node_modules/@stdlib/datasets/cdc-nchs-us-births-1969-1988/scripts/build.js
+++ b/lib/node_modules/@stdlib/datasets/cdc-nchs-us-births-1969-1988/scripts/build.js
@@ -23,6 +23,7 @@
 var resolve = require( 'path' ).resolve;
 var readFile = require( '@stdlib/fs/read-file' ).sync;
 var writeFile = require( '@stdlib/fs/write-file' ).sync;
+var format = require( '@stdlib/string/format' );
 var RE_EOL = require( '@stdlib/regexp/eol' ).REGEXP;
 
 
@@ -67,7 +68,7 @@ function main() {
 	for ( i = 0; i < data.length; i++ ) {
 		d = data[ i ].split( ',' );
 		if ( d.length !== fields.length ) {
-			throw new Error( 'unexpected error. Number of row values ('+d.length+') does not match the expected number of fields ('+fields.length+').' );
+			throw new Error( format( 'unexpected error. Number of row values (%d) does not match the expected number of fields (%d).', d.length, fields.length ) );
 		}
 		for ( j = 0; j < d.length; j++ ) {
 			d[ j ] = parseFloat( d[ j ] );
diff --git a/lib/node_modules/@stdlib/datasets/cdc-nchs-us-births-1994-2003/scripts/build.js b/lib/node_modules/@stdlib/datasets/cdc-nchs-us-births-1994-2003/scripts/build.js
index 46caac7f2a20..b235a29e1840 100644
--- a/lib/node_modules/@stdlib/datasets/cdc-nchs-us-births-1994-2003/scripts/build.js
+++ b/lib/node_modules/@stdlib/datasets/cdc-nchs-us-births-1994-2003/scripts/build.js
@@ -23,6 +23,7 @@
 var resolve = require( 'path' ).resolve;
 var readFile = require( '@stdlib/fs/read-file' ).sync;
 var writeFile = require( '@stdlib/fs/write-file' ).sync;
+var format = require( '@stdlib/string/format' );
 var RE_EOL = require( '@stdlib/regexp/eol' ).REGEXP;
 
 
@@ -67,7 +68,7 @@ function main() {
 	for ( i = 0; i < data.length; i++ ) {
 		d = data[ i ].split( ',' );
 		if ( d.length !== fields.length ) {
-			throw new Error( 'unexpected error. Number of row values ('+d.length+') does not match the expected number of fields ('+fields.length+').' );
+			throw new Error( format( 'unexpected error. Number of row values (%d) does not match the expected number of fields (%d).', d.length, fields.length ) );
 		}
 		for ( j = 0; j < d.length; j++ ) {
 			d[ j ] = parseFloat( d[ j ] );
diff --git a/lib/node_modules/@stdlib/datasets/emoji-code-picto/scripts/build.js b/lib/node_modules/@stdlib/datasets/emoji-code-picto/scripts/build.js
index 28bf1d9b2421..3e2d33d1f8de 100644
--- a/lib/node_modules/@stdlib/datasets/emoji-code-picto/scripts/build.js
+++ b/lib/node_modules/@stdlib/datasets/emoji-code-picto/scripts/build.js
@@ -22,6 +22,7 @@
 
 var resolve = require( 'path' ).resolve;
 var writeFile = require( '@stdlib/fs/write-file' ).sync;
+var format = require( '@stdlib/string/format' );
 var dataset = require( '@stdlib/datasets/emoji' );
 
 
@@ -63,7 +64,7 @@ function main() {
 		for ( j = 0; j < codes.length; j++ ) {
 			c = codes[ j ];
 			if ( json[ c ] ) {
-				throw new Error( 'unexpected error. Duplicate emoji code: `' + c + '`.' );
+				throw new Error( format( 'unexpected error. Duplicate emoji code: `%s`.', c ) );
 			}
 			json[ c ] = d.emoji;
 		}
diff --git a/lib/node_modules/@stdlib/datasets/fivethirtyeight-ffq/scripts/build.js b/lib/node_modules/@stdlib/datasets/fivethirtyeight-ffq/scripts/build.js
index d70a164a0d31..f4cb40acd6d4 100644
--- a/lib/node_modules/@stdlib/datasets/fivethirtyeight-ffq/scripts/build.js
+++ b/lib/node_modules/@stdlib/datasets/fivethirtyeight-ffq/scripts/build.js
@@ -23,6 +23,7 @@
 var resolve = require( 'path' ).resolve;
 var readFile = require( '@stdlib/fs/read-file' ).sync;
 var writeFile = require( '@stdlib/fs/write-file' ).sync;
+var format = require( '@stdlib/string/format' );
 var RE_EOL = require( '@stdlib/regexp/eol' ).REGEXP;
 var meta = require( './../datapackage.json' );
 
@@ -78,7 +79,7 @@ function main() {
 	for ( i = 0; i < data.length; i++ ) {
 		d = data[ i ];
 		if ( d.length !== fields.length ) {
-			throw new Error( 'unexpected error. Number of expected fields ('+fields.length+') does not match number of data fields ('+d.length+').' );
+			throw new Error( format( 'unexpected error. Number of expected fields (%d) does not match number of data fields (%d).', fields.length, d.length ) );
 		}
 		tmp = {};
 		for ( j = 0; j < fields.length; j++ ) {
diff --git a/lib/node_modules/@stdlib/datasets/frb-sf-wage-rigidity/scripts/build_json.js b/lib/node_modules/@stdlib/datasets/frb-sf-wage-rigidity/scripts/build_json.js
index dab1c8c7adf3..b9e83cd07bfc 100644
--- a/lib/node_modules/@stdlib/datasets/frb-sf-wage-rigidity/scripts/build_json.js
+++ b/lib/node_modules/@stdlib/datasets/frb-sf-wage-rigidity/scripts/build_json.js
@@ -23,6 +23,7 @@
 var resolve = require( 'path' ).resolve;
 var writeFileSync = require( '@stdlib/fs/write-file' ).sync;
 var readFileSync = require( '@stdlib/fs/read-file' ).sync;
+var format = require( '@stdlib/string/format' );
 var RE_EOL = require( '@stdlib/regexp/eol' ).REGEXP;
 
 
@@ -66,7 +67,7 @@ function main() {
 		} else {
 			tmp = file[ i ].split( ',' );
 			if ( tmp.length !== headers.length ) {
-				throw new Error( 'number of columns does not match number of columns for row '+i+'.' );
+				throw new Error( format( 'number of columns does not match number of columns for row %d.', i ) );
 			}
 			row = {};
 			for ( j = 0; j < headers.length; j++ ) {
diff --git a/lib/node_modules/@stdlib/datasets/moby-dick/scripts/to_json.js b/lib/node_modules/@stdlib/datasets/moby-dick/scripts/to_json.js
index e640b7fd10c6..81de65f75c2b 100644
--- a/lib/node_modules/@stdlib/datasets/moby-dick/scripts/to_json.js
+++ b/lib/node_modules/@stdlib/datasets/moby-dick/scripts/to_json.js
@@ -26,6 +26,7 @@
 var resolve = require( 'path' ).resolve;
 var readFileSync = require( '@stdlib/fs/read-file' ).sync;
 var writeFileSync = require( '@stdlib/fs/write-file' ).sync;
+var format = require( '@stdlib/string/format' );
 var replace = require( '@stdlib/string/replace' );
 var FILE_LIST = require( './../data/file_list.json' );
 
@@ -68,28 +69,28 @@ function main() {
 		} else if ( f === 'epilogue.txt' ) {
 			tmp = RE_TITLE.exec( file );
 			if ( !tmp ) {
-				throw new Error( 'Unexpected file content for file '+f+'.' );
+				throw new Error( format( 'Unexpected file content for file %s.', f ) );
 			}
 			out.chapter = 'Epilogue';
 			out.title = tmp[ 1 ];
 		} else if ( f === 'etymology.txt' ) {
 			tmp = RE_TITLE.exec( file );
 			if ( !tmp ) {
-				throw new Error( 'Unexpected file content for file '+f+'.' );
+				throw new Error( format( 'Unexpected file content for file %s.', f ) );
 			}
 			out.chapter = 'Etymology';
 			out.title = tmp[ 1 ];
 		} else if ( f === 'extracts.txt' ) {
 			tmp = RE_TITLE.exec( file );
 			if ( !tmp ) {
-				throw new Error( 'Unexpected file content for file '+f+'.' );
+				throw new Error( format( 'Unexpected file content for file %s.', f ) );
 			}
 			out.chapter = 'Extracts';
 			out.title = tmp[ 1 ];
 		} else {
 			tmp = RE_CHAPTER_TITLE.exec( file );
 			if ( !tmp ) {
-				throw new Error( 'Unexpected file content for file '+f+'.' );
+				throw new Error( format( 'Unexpected file content for file %s.', f ) );
 			}
 			out.chapter = tmp[ 1 ];
 			out.title = tmp[ 2 ];