22 lines
581 B
JavaScript
22 lines
581 B
JavaScript
"use strict";
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var build = require("../../helpers/build-conditional-assignment-operator-transformer");
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var t = require("../../../types");
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build(exports, {
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is: function (node, file) {
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var is = t.isAssignmentExpression(node) && node.operator === "||=";
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if (is) {
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var left = node.left;
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if (!t.isMemberExpression(left) && !t.isIdentifier(left)) {
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throw file.errorWithNode(left, "Expected type MemeberExpression or Identifier");
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}
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return true;
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}
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},
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build: function (node) {
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return t.unaryExpression("!", node, true);
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}
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});
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