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1 files changed, 21 insertions, 0 deletions

diff --git a/editors/vscode/client/hover.js b/editors/vscode/client/hover.js
new file mode 100644
index 0000000..24181c5
--- /dev/null
+++ b/editors/vscode/client/hover.js
@@ -0,0 +1,21 @@
+// Convert protocol hover contents to VS Code MarkdownString objects.
+// MarkupContent, legacy MarkedString, and arrays are all valid LSP responses.
+function hoverContents(vscode, contents) {
+    const entries = Array.isArray(contents) ? contents : [contents];
+    const result = [];
+    for (const entry of entries) {
+        if (!entry) continue;
+        const value = typeof entry === 'string' ? entry : entry.value;
+        if (typeof value !== 'string' || !value) continue;
+        const md = new vscode.MarkdownString();
+        if (typeof entry === 'object' && entry.kind === 'plaintext') md.appendText(value);
+        else if (typeof entry === 'object' && typeof entry.language === 'string') md.appendCodeblock(value, entry.language);
+        else md.appendMarkdown(value);
+        md.supportHtml = false;
+        md.isTrusted = false;
+        result.push(md);
+    }
+    return result;
+}
+
+module.exports = { hoverContents };