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Update math support to trim surrounding backticks #157

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merged 1 commit into from
May 7, 2024
Merged

Update math support to trim surrounding backticks #157

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2 changes: 1 addition & 1 deletion src/commonMain/kotlin/org/intellij/markdown/flavours/gfm/GFMFlavourDescriptor.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -43,8 +43,8 @@ open class GFMFlavourDescriptor(
override val sequentialParserManager = object : SequentialParserManager() {
override fun getParserSequence(): List<SequentialParser> {
return listOf(AutolinkParser(listOf(MarkdownTokenTypes.AUTOLINK, GFMTokenTypes.GFM_AUTOLINK)),
MathParser(),
BacktickParser(),
MathParser(),
ImageParser(),
InlineLinkParser(),
ReferenceLinkParser(),
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10 changes: 9 additions & 1 deletion src/commonMain/kotlin/org/intellij/markdown/flavours/gfm/GFMGeneratingProviders.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -154,11 +154,19 @@ open class TableAwareCodeSpanGeneratingProvider : GeneratingProvider {
internal class MathGeneratingProvider(private val inline: Boolean = false): GeneratingProvider {
override fun processNode(visitor: HtmlGenerator.HtmlGeneratingVisitor, text: String, node: ASTNode) {
val nodes = node.children.subList(1, node.children.size - 1)
val output = nodes.joinToString(separator = "") { HtmlGenerator.leafText(text, it, false) }.trim()
val output = nodes.joinToString(separator = "") { HtmlGenerator.leafText(text, it, false) }.trimSurroundingBackticksAndWhitespaces()
visitor.consumeTagOpen(node, "span", "class=\"math\"", "inline = \"$inline\"")
visitor.consumeHtml(output)
visitor.consumeTagClose("span")
}

private fun String.trimSurroundingBackticksAndWhitespaces(): String {
var i = 0
while (length - i > 2 && this[i] == '`' && this[length - 1 - i] == '`') {
i++
}
return substring(i, length - i).trim()
}
}

internal class TablesGeneratingProvider : GeneratingProvider {
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