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-rw-r--r--ext/fg/js/dom-text-scanner.js15
-rw-r--r--package.json2
-rw-r--r--test/data/html/test-dom-text-scanner.html2
-rw-r--r--test/test-dom-text-scanner.js6
4 files changed, 20 insertions, 5 deletions
diff --git a/ext/fg/js/dom-text-scanner.js b/ext/fg/js/dom-text-scanner.js
index 2de65041..8fa67ede 100644
--- a/ext/fg/js/dom-text-scanner.js
+++ b/ext/fg/js/dom-text-scanner.js
@@ -60,6 +60,15 @@ class DOMTextScanner {
}
/**
+ * Gets the remaining number of characters that weren't scanned in the last seek() call.
+ * This value is usually 0 unless the end of the document was reached.
+ * @returns An integer.
+ */
+ get remainder() {
+ return this._remainder;
+ }
+
+ /**
* Gets the accumulated content string resulting from calls to seek().
* @returns A string.
*/
@@ -85,6 +94,7 @@ class DOMTextScanner {
const generateLayoutContent = this._generateLayoutContent;
let node = this._node;
+ let lastNode = node;
let resetOffset = this._resetOffset;
let newlines = 0;
while (node !== null) {
@@ -92,6 +102,7 @@ class DOMTextScanner {
const nodeType = node.nodeType;
if (nodeType === TEXT_NODE) {
+ lastNode = node;
if (!(
forward ?
this._seekTextNodeForward(node, resetOffset) :
@@ -101,6 +112,8 @@ class DOMTextScanner {
break;
}
} else if (nodeType === ELEMENT_NODE) {
+ lastNode = node;
+ this._offset = 0;
[enterable, newlines] = DOMTextScanner.getElementSeekInfo(node);
if (newlines > this._newlines && generateLayoutContent) {
this._newlines = newlines;
@@ -121,7 +134,7 @@ class DOMTextScanner {
resetOffset = true;
}
- this._node = node;
+ this._node = lastNode;
this._resetOffset = resetOffset;
return this;
diff --git a/package.json b/package.json
index 0729cda1..1aa6c856 100644
--- a/package.json
+++ b/package.json
@@ -8,7 +8,7 @@
"scripts": {
"test": "npm run test-lint && npm run test-code",
"test-lint": "eslint . && node ./test/lint/global-declarations.js",
- "test-code": "node ./test/test-schema.js && node ./test/test-dictionary.js && node ./test/test-database.js && node ./test/test-document.js && node ./test/test-object-property-accessor.js && node ./test/test-japanese.js && node ./test/test-text-source-map.js"
+ "test-code": "node ./test/test-schema.js && node ./test/test-dictionary.js && node ./test/test-database.js && node ./test/test-document.js && node ./test/test-object-property-accessor.js && node ./test/test-japanese.js && node ./test/test-text-source-map.js && node ./test/test-dom-text-scanner.js"
},
"repository": {
"type": "git",
diff --git a/test/data/html/test-dom-text-scanner.html b/test/data/html/test-dom-text-scanner.html
index 6b78570a..dc06eb64 100644
--- a/test/data/html/test-dom-text-scanner.html
+++ b/test/data/html/test-dom-text-scanner.html
@@ -85,7 +85,7 @@
"expected": {
"node": "span:nth-of-type(2)::text",
"offset": 6,
- "content": "小ぢんまり1\n小ぢんまり2"
+ "content": "小ぢんまり1 小ぢんまり2"
}
}'
>
diff --git a/test/test-dom-text-scanner.js b/test/test-dom-text-scanner.js
index 41d6e307..7374ff87 100644
--- a/test/test-dom-text-scanner.js
+++ b/test/test-dom-text-scanner.js
@@ -103,7 +103,8 @@ async function testDomTextScanner(dom, {DOMTextScanner}) {
expected: {
node: expectedNode,
offset: expectedOffset,
- content: expectedContent
+ content: expectedContent,
+ remainder: expectedRemainder
}
} = testDataItem;
@@ -115,10 +116,11 @@ async function testDomTextScanner(dom, {DOMTextScanner}) {
const scanner = new DOMTextScanner(node, offset, forcePreserveWhitespace, generateLayoutContent);
scanner.seek(length);
- const {node: actualNode1, offset: actualOffset1, content: actualContent1} = scanner;
+ const {node: actualNode1, offset: actualOffset1, content: actualContent1, remainder: actualRemainder1} = scanner;
assert.strictEqual(actualContent1, expectedContent);
assert.strictEqual(actualOffset1, expectedOffset);
assert.strictEqual(actualNode1, expectedNode);
+ assert.strictEqual(actualRemainder1, expectedRemainder || 0);
}
// Substring tests