Commit node_modules

paige/node_modules/katex/src/functions/symbolsOrd.js

@@ -0,0 +1,62 @@
+// @flow
+import {defineFunctionBuilders} from "../defineFunction";
+import buildCommon from "../buildCommon";
+import mathMLTree from "../mathMLTree";
+
+import * as mml from "../buildMathML";
+
+import type {ParseNode} from "../parseNode";
+
+// "mathord" and "textord" ParseNodes created in Parser.js from symbol Groups in
+// src/symbols.js.
+
+const defaultVariant: {[string]: string} = {
+    "mi": "italic",
+    "mn": "normal",
+    "mtext": "normal",
+};
+
+defineFunctionBuilders({
+    type: "mathord",
+    htmlBuilder(group, options) {
+        return buildCommon.makeOrd(group, options, "mathord");
+    },
+    mathmlBuilder(group: ParseNode<"mathord">, options) {
+        const node = new mathMLTree.MathNode(
+            "mi",
+            [mml.makeText(group.text, group.mode, options)]);
+
+        const variant = mml.getVariant(group, options) || "italic";
+        if (variant !== defaultVariant[node.type]) {
+            node.setAttribute("mathvariant", variant);
+        }
+        return node;
+    },
+});
+
+defineFunctionBuilders({
+    type: "textord",
+    htmlBuilder(group, options) {
+        return buildCommon.makeOrd(group, options, "textord");
+    },
+    mathmlBuilder(group: ParseNode<"textord">, options) {
+        const text = mml.makeText(group.text, group.mode, options);
+        const variant = mml.getVariant(group, options) || "normal";
+
+        let node;
+        if (group.mode === 'text') {
+            node = new mathMLTree.MathNode("mtext", [text]);
+        } else if (/[0-9]/.test(group.text)) {
+            node = new mathMLTree.MathNode("mn", [text]);
+        } else if (group.text === "\\prime") {
+            node = new mathMLTree.MathNode("mo", [text]);
+        } else {
+            node = new mathMLTree.MathNode("mi", [text]);
+        }
+        if (variant !== defaultVariant[node.type]) {
+            node.setAttribute("mathvariant", variant);
+        }
+
+        return node;
+    },
+});