1 files changed, 45 insertions, 0 deletions
diff --git a/node_modules/@webassemblyjs/helper-wasm-section/lib/remove.js b/node_modules/@webassemblyjs/helper-wasm-section/lib/remove.js
new file mode 100644
index 0000000..008f5d6
--- /dev/null
+++ b/node_modules/@webassemblyjs/helper-wasm-section/lib/remove.js
@@ -0,0 +1,45 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.removeSections = removeSections;
+
+var _ast = require("@webassemblyjs/ast");
+
+var _helperBuffer = require("@webassemblyjs/helper-buffer");
+
+function removeSections(ast, uint8Buffer, section) {
+  var sectionMetadatas = (0, _ast.getSectionMetadatas)(ast, section);
+
+  if (sectionMetadatas.length === 0) {
+    throw new Error("Section metadata not found");
+  }
+
+  return sectionMetadatas.reverse().reduce(function (uint8Buffer, sectionMetadata) {
+    var startsIncludingId = sectionMetadata.startOffset - 1;
+    var ends = section === "start" ? sectionMetadata.size.loc.end.column + 1 : sectionMetadata.startOffset + sectionMetadata.size.value + 1;
+    var delta = -(ends - startsIncludingId);
+    /**
+     * update AST
+     */
+    // Once we hit our section every that is after needs to be shifted by the delta
+
+    var encounteredSection = false;
+    (0, _ast.traverse)(ast, {
+      SectionMetadata: function SectionMetadata(path) {
+        if (path.node.section === section) {
+          encounteredSection = true;
+          return path.remove();
+        }
+
+        if (encounteredSection === true) {
+          (0, _ast.shiftSection)(ast, path.node, delta);
+        }
+      }
+    }); // replacement is nothing
+
+    var replacement = [];
+    return (0, _helperBuffer.overrideBytesInBuffer)(uint8Buffer, startsIncludingId, ends, replacement);
+  }, uint8Buffer);
+}
+\ No newline at end of file