1 files changed, 79 insertions, 0 deletions
diff --git a/node_modules/css-select/lib/esm/pseudo-selectors/pseudos.js b/node_modules/css-select/lib/esm/pseudo-selectors/pseudos.js
new file mode 100644
index 00000000..fe2ebefc
--- /dev/null
+++ b/node_modules/css-select/lib/esm/pseudo-selectors/pseudos.js
@@ -0,0 +1,79 @@
+// While filters are precompiled, pseudos get called when they are needed
+export const pseudos = {
+    empty(elem, { adapter }) {
+        return !adapter.getChildren(elem).some((elem) => 
+        // FIXME: `getText` call is potentially expensive.
+        adapter.isTag(elem) || adapter.getText(elem) !== "");
+    },
+    "first-child"(elem, { adapter, equals }) {
+        if (adapter.prevElementSibling) {
+            return adapter.prevElementSibling(elem) == null;
+        }
+        const firstChild = adapter
+            .getSiblings(elem)
+            .find((elem) => adapter.isTag(elem));
+        return firstChild != null && equals(elem, firstChild);
+    },
+    "last-child"(elem, { adapter, equals }) {
+        const siblings = adapter.getSiblings(elem);
+        for (let i = siblings.length - 1; i >= 0; i--) {
+            if (equals(elem, siblings[i]))
+                return true;
+            if (adapter.isTag(siblings[i]))
+                break;
+        }
+        return false;
+    },
+    "first-of-type"(elem, { adapter, equals }) {
+        const siblings = adapter.getSiblings(elem);
+        const elemName = adapter.getName(elem);
+        for (let i = 0; i < siblings.length; i++) {
+            const currentSibling = siblings[i];
+            if (equals(elem, currentSibling))
+                return true;
+            if (adapter.isTag(currentSibling) &&
+                adapter.getName(currentSibling) === elemName) {
+                break;
+            }
+        }
+        return false;
+    },
+    "last-of-type"(elem, { adapter, equals }) {
+        const siblings = adapter.getSiblings(elem);
+        const elemName = adapter.getName(elem);
+        for (let i = siblings.length - 1; i >= 0; i--) {
+            const currentSibling = siblings[i];
+            if (equals(elem, currentSibling))
+                return true;
+            if (adapter.isTag(currentSibling) &&
+                adapter.getName(currentSibling) === elemName) {
+                break;
+            }
+        }
+        return false;
+    },
+    "only-of-type"(elem, { adapter, equals }) {
+        const elemName = adapter.getName(elem);
+        return adapter
+            .getSiblings(elem)
+            .every((sibling) => equals(elem, sibling) ||
+            !adapter.isTag(sibling) ||
+            adapter.getName(sibling) !== elemName);
+    },
+    "only-child"(elem, { adapter, equals }) {
+        return adapter
+            .getSiblings(elem)
+            .every((sibling) => equals(elem, sibling) || !adapter.isTag(sibling));
+    },
+};
+export function verifyPseudoArgs(func, name, subselect, argIndex) {
+    if (subselect === null) {
+        if (func.length > argIndex) {
+            throw new Error(`Pseudo-class :${name} requires an argument`);
+        }
+    }
+    else if (func.length === argIndex) {
+        throw new Error(`Pseudo-class :${name} doesn't have any arguments`);
+    }
+}
+//# sourceMappingURL=pseudos.js.map
+\ No newline at end of file