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b26381164a
If content starts and ends with { & } or [ & ], we first try to parse is as JSON. If that succeeds, we'll assume it's JSON.
Increase the highlightjs relevance threshold.
Hopefully this will result in fewer false positives that have been observed (e.g. for CSS and JSON).
63 lines
1.5 KiB
JavaScript
63 lines
1.5 KiB
JavaScript
importScripts("highlight.min.js")
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const HIGHLIGHTJS_LANGUAGES = [
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"json",
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"python",
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"javascript",
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"html",
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"sql",
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"java",
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"plaintext",
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"cpp",
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"php",
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"css",
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"markdown",
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"xml",
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"rust",
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]
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onmessage = (event) => {
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//console.log("worker received message:", event.data)
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//importScripts("../../lib/highlight.min.js")
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const content = event.data.content
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// we first check some custom heuristic rules to determine if the language is JSON
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const trimmedContent = content.trim()
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if ((
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trimmedContent.startsWith("{") &&
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trimmedContent.endsWith("}")
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) || (
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trimmedContent.startsWith("[") &&
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trimmedContent.endsWith("]")
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)) {
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try {
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if (typeof JSON.parse(trimmedContent) === "object") {
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postMessage({
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highlightjs: {
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language: "json",
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relevance: 100,
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illegal: false,
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},
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content: content,
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idx: event.data.idx,
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})
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return
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}
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} catch (e) {
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// JSON could not be parsed, do nothing
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}
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}
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const result = self.hljs.highlightAuto(content, HIGHLIGHTJS_LANGUAGES);
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postMessage({
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highlightjs: {
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language: result.language,
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relevance: result.relevance,
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illegal: result.illegal,
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},
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content: content,
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idx: event.data.idx,
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})
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}
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