stuff

node_modules/speech-rule-engine/js/speech_rules/unit_util.js

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+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.unitMultipliers = unitMultipliers;
+exports.oneLeft = oneLeft;
+const auditory_description_js_1 = require("../audio/auditory_description.js");
+const XpathUtil = require("../common/xpath_util.js");
+const locale_js_1 = require("../l10n/locale.js");
+const semantic_meaning_js_1 = require("../semantic_tree/semantic_meaning.js");
+function unitMultipliers(nodes, _context) {
+    const children = nodes;
+    let counter = 0;
+    return function () {
+        const descr = auditory_description_js_1.AuditoryDescription.create({
+            text: rightMostUnit(children[counter]) &&
+                leftMostUnit(children[counter + 1])
+                ? locale_js_1.LOCALE.MESSAGES.unitTimes
+                : ''
+        }, {});
+        counter++;
+        return [descr];
+    };
+}
+const SCRIPT_ELEMENTS = [
+    semantic_meaning_js_1.SemanticType.SUPERSCRIPT,
+    semantic_meaning_js_1.SemanticType.SUBSCRIPT,
+    semantic_meaning_js_1.SemanticType.OVERSCORE,
+    semantic_meaning_js_1.SemanticType.UNDERSCORE
+];
+function rightMostUnit(node) {
+    while (node) {
+        if (node.getAttribute('role') === 'unit') {
+            return true;
+        }
+        const tag = node.tagName;
+        const children = XpathUtil.evalXPath('children/*', node);
+        node = (SCRIPT_ELEMENTS.indexOf(tag) !== -1
+            ? children[0]
+            : children[children.length - 1]);
+    }
+    return false;
+}
+function leftMostUnit(node) {
+    while (node) {
+        if (node.getAttribute('role') === 'unit') {
+            return true;
+        }
+        const children = XpathUtil.evalXPath('children/*', node);
+        node = children[0];
+    }
+    return false;
+}
+function oneLeft(node) {
+    while (node) {
+        if (node.tagName === 'number' && node.textContent === '1') {
+            return [node];
+        }
+        if (node.tagName !== 'infixop' ||
+            (node.getAttribute('role') !== 'multiplication' &&
+                node.getAttribute('role') !== 'implicit')) {
+            return [];
+        }
+        node = XpathUtil.evalXPath('children/*', node)[0];
+    }
+    return [];
+}