renamed truncateContent to truncateText

lib/single-file/single-file-core.js

@@ -455,7 +455,7 @@ this.SingleFileCore = this.SingleFileCore || (() => {
 			if (docUtil.getContentSize(filename) > 192) {
 				const extensionMatch = filename.match(/(\.[^.]{3,4})$/);
 				const extension = extensionMatch && extensionMatch[0] && extensionMatch[0].length > 1 ? extensionMatch[0] : "";
-				filename = await docUtil.truncateContent(filename, 192 - extension.length);
+				filename = await docUtil.truncateText(filename, 192 - extension.length);
 				filename = filename + "…" + extension;
 			}
 			if (!filename) {

lib/single-file/util/doc-util.js

@@ -92,7 +92,7 @@ this.docUtil = this.docUtil || (() => {
 				getContentSize(content) {
 					return new Blob([content]).size;
 				},
-				async truncateContent(content, maxSize) {
+				async truncateText(content, maxSize) {
 					const blob = new Blob([content]);
 					const reader = new FileReader();
 					reader.readAsText(blob.slice(0, maxSize));
@@ -101,7 +101,7 @@ this.docUtil = this.docUtil || (() => {
 							if (content.startsWith(reader.result)) {
 								resolve(reader.result);
 							} else {
-								this.truncateContent(content, maxSize - 1).then(resolve).catch(reject);
+								this.truncateText(content, maxSize - 1).then(resolve).catch(reject);
 							}
 						}, false);
 						reader.addEventListener("error", reject, false);