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Textwalker with optional filter func parameter (#77)

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Huang Xin
2025-06-10 12:45:43 +00:00
committed by GitHub
parent d7affcf969
commit 4ee127d88f
2 changed files with 4 additions and 4 deletions
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search.js
+2 -2
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@@ -109,7 +109,7 @@ export const search = (strs, query, options) => {
} }
export const searchMatcher = (textWalker, opts) => { export const searchMatcher = (textWalker, opts) => {
const { defaultLocale, matchCase, matchDiacritics, matchWholeWords } = opts const { defaultLocale, matchCase, matchDiacritics, matchWholeWords, acceptNode } = opts
return function* (doc, query) { return function* (doc, query) {
const iter = textWalker(doc, function* (strs, makeRange) { const iter = textWalker(doc, function* (strs, makeRange) {
for (const result of search(strs, query, { for (const result of search(strs, query, {
@@ -124,7 +124,7 @@ export const searchMatcher = (textWalker, opts) => {
result.range = makeRange(startIndex, startOffset, endIndex, endOffset) result.range = makeRange(startIndex, startOffset, endIndex, endOffset)
yield result yield result
} }
}) }, acceptNode)
for (const result of iter) yield result for (const result of iter) yield result
} }
} }
text-walker.js
+2 -2
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@@ -27,9 +27,9 @@ const acceptNode = node => {
return NodeFilter.FILTER_ACCEPT return NodeFilter.FILTER_ACCEPT
} }
export const textWalker = function* (x, func) { export const textWalker = function* (x, func, filterFunc) {
const root = x.commonAncestorContainer ?? x.body ?? x const root = x.commonAncestorContainer ?? x.body ?? x
const walker = document.createTreeWalker(root, filter, { acceptNode }) const walker = document.createTreeWalker(root, filter, { acceptNode: filterFunc || acceptNode })
const walk = x.commonAncestorContainer ? walkRange : walkDocument const walk = x.commonAncestorContainer ? walkRange : walkDocument
const nodes = walk(x, walker) const nodes = walk(x, walker)
const strs = nodes.map(node => node.nodeValue) const strs = nodes.map(node => node.nodeValue)