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node_modules/@rgrove/parse-xml/dist/lib/XmlError.js

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+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.XmlError = void 0;
+/**
+ * An error that occurred while parsing XML.
+ */
+class XmlError extends Error {
+    constructor(message, charIndex, xml) {
+        let column = 1;
+        let excerpt = '';
+        let line = 1;
+        // Find the line and column where the error occurred.
+        for (let i = 0; i < charIndex; ++i) {
+            let char = xml[i];
+            if (char === '\n') {
+                column = 1;
+                excerpt = '';
+                line += 1;
+            }
+            else {
+                column += 1;
+                excerpt += char;
+            }
+        }
+        let eol = xml.indexOf('\n', charIndex);
+        excerpt += eol === -1
+            ? xml.slice(charIndex)
+            : xml.slice(charIndex, eol);
+        let excerptStart = 0;
+        // Keep the excerpt below 50 chars, but always keep the error position in
+        // view.
+        if (excerpt.length > 50) {
+            if (column < 40) {
+                excerpt = excerpt.slice(0, 50);
+            }
+            else {
+                excerptStart = column - 20;
+                excerpt = excerpt.slice(excerptStart, column + 30);
+            }
+        }
+        super(`${message} (line ${line}, column ${column})\n`
+            + `  ${excerpt}\n`
+            + ' '.repeat(column - excerptStart + 1) + '^\n');
+        this.column = column;
+        this.excerpt = excerpt;
+        this.line = line;
+        this.name = 'XmlError';
+        this.pos = charIndex;
+    }
+}
+exports.XmlError = XmlError;
+//# sourceMappingURL=XmlError.js.map