Initial commit

server/node_modules/graphql/error/printError.js

@@ -0,0 +1,146 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.printError = printError;
+
+var _location = require("../language/location");
+
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ *
+ *  strict
+ */
+
+/**
+ * Prints a GraphQLError to a string, representing useful location information
+ * about the error's position in the source.
+ */
+function printError(error) {
+  var printedLocations = [];
+
+  if (error.nodes) {
+    var _iteratorNormalCompletion = true;
+    var _didIteratorError = false;
+    var _iteratorError = undefined;
+
+    try {
+      for (var _iterator = error.nodes[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {
+        var node = _step.value;
+
+        if (node.loc) {
+          printedLocations.push(highlightSourceAtLocation(node.loc.source, (0, _location.getLocation)(node.loc.source, node.loc.start)));
+        }
+      }
+    } catch (err) {
+      _didIteratorError = true;
+      _iteratorError = err;
+    } finally {
+      try {
+        if (!_iteratorNormalCompletion && _iterator.return != null) {
+          _iterator.return();
+        }
+      } finally {
+        if (_didIteratorError) {
+          throw _iteratorError;
+        }
+      }
+    }
+  } else if (error.source && error.locations) {
+    var source = error.source;
+    var _iteratorNormalCompletion2 = true;
+    var _didIteratorError2 = false;
+    var _iteratorError2 = undefined;
+
+    try {
+      for (var _iterator2 = error.locations[Symbol.iterator](), _step2; !(_iteratorNormalCompletion2 = (_step2 = _iterator2.next()).done); _iteratorNormalCompletion2 = true) {
+        var location = _step2.value;
+        printedLocations.push(highlightSourceAtLocation(source, location));
+      }
+    } catch (err) {
+      _didIteratorError2 = true;
+      _iteratorError2 = err;
+    } finally {
+      try {
+        if (!_iteratorNormalCompletion2 && _iterator2.return != null) {
+          _iterator2.return();
+        }
+      } finally {
+        if (_didIteratorError2) {
+          throw _iteratorError2;
+        }
+      }
+    }
+  }
+
+  return printedLocations.length === 0 ? error.message : [error.message].concat(printedLocations).join('\n\n') + '\n';
+}
+/**
+ * Render a helpful description of the location of the error in the GraphQL
+ * Source document.
+ */
+
+
+function highlightSourceAtLocation(source, location) {
+  var firstLineColumnOffset = source.locationOffset.column - 1;
+  var body = whitespace(firstLineColumnOffset) + source.body;
+  var lineIndex = location.line - 1;
+  var lineOffset = source.locationOffset.line - 1;
+  var lineNum = location.line + lineOffset;
+  var columnOffset = location.line === 1 ? firstLineColumnOffset : 0;
+  var columnNum = location.column + columnOffset;
+  var lines = body.split(/\r\n|[\n\r]/g);
+  return "".concat(source.name, " (").concat(lineNum, ":").concat(columnNum, ")\n") + printPrefixedLines([// Lines specified like this: ["prefix", "string"],
+  ["".concat(lineNum - 1, ": "), lines[lineIndex - 1]], ["".concat(lineNum, ": "), lines[lineIndex]], ['', whitespace(columnNum - 1) + '^'], ["".concat(lineNum + 1, ": "), lines[lineIndex + 1]]]);
+}
+
+function printPrefixedLines(lines) {
+  var existingLines = lines.filter(function (_ref) {
+    var _ = _ref[0],
+        line = _ref[1];
+    return line !== undefined;
+  });
+  var padLen = 0;
+  var _iteratorNormalCompletion3 = true;
+  var _didIteratorError3 = false;
+  var _iteratorError3 = undefined;
+
+  try {
+    for (var _iterator3 = existingLines[Symbol.iterator](), _step3; !(_iteratorNormalCompletion3 = (_step3 = _iterator3.next()).done); _iteratorNormalCompletion3 = true) {
+      var _ref4 = _step3.value;
+      var prefix = _ref4[0];
+      padLen = Math.max(padLen, prefix.length);
+    }
+  } catch (err) {
+    _didIteratorError3 = true;
+    _iteratorError3 = err;
+  } finally {
+    try {
+      if (!_iteratorNormalCompletion3 && _iterator3.return != null) {
+        _iterator3.return();
+      }
+    } finally {
+      if (_didIteratorError3) {
+        throw _iteratorError3;
+      }
+    }
+  }
+
+  return existingLines.map(function (_ref3) {
+    var prefix = _ref3[0],
+        line = _ref3[1];
+    return lpad(padLen, prefix) + line;
+  }).join('\n');
+}
+
+function whitespace(len) {
+  return Array(len + 1).join(' ');
+}
+
+function lpad(len, str) {
+  return whitespace(len - str.length) + str;
+}