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import fasthtml.common as fh
from fasthtml.js import Script, jsd, light_media
def HighlightJS(
sel="pre code", # CSS selector for code elements. Default is industry standard, be careful before adjusting it
langs: str | list | tuple = "python", # Language(s) to highlight
light="atom-one-light", # Light theme
dark="atom-one-dark", # Dark theme
):
"Implements browser-based syntax highlighting. Usage example [here](/tutorials/quickstart_for_web_devs.html#code-highlighting)."
src = (
"""
hljs.addPlugin(new CopyButtonPlugin());
hljs.configure({'cssSelector': '%s'});
htmx.onLoad(hljs.highlightAll);"""
% sel
)
hjs = "highlightjs", "cdn-release", "build"
hjc = "arronhunt", "highlightjs-copy", "dist"
if isinstance(langs, str):
langs = [langs]
langjs = [jsd(*hjs, f"languages/{lang}.min.js") for lang in langs]
return [
jsd(*hjs, f"styles/{dark}.css", typ="css", **{"x-bind:disabled": "darkMode !== 'dark'"}),
jsd(*hjs, f"styles/{light}.css", typ="css", **{"x-bind:disabled": "darkMode !== 'light'"}),
jsd(*hjs, "highlight.min.js"),
jsd(*hjc, "highlightjs-copy.min.js"),
jsd(*hjc, "highlightjs-copy.min.css", typ="css"),
light_media(".hljs-copy-button {background-color: #2d2b57;}"),
*langjs,
Script(src, type="module"),
]
def alpine():
return fh.Script(src="https://cdn.jsdelivr.net/npm/[email protected]/dist/cdn.min.js", defer=True)
def concat(*elts, sep=" | "):
out = [elts[0]]
for elt in elts[1:]:
out += [sep, elt]
return out
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