How to use @webassemblyjs/helper-api-error - 10 common examples

dump([funcLocalNum], "num locals");
      var locals = [];

      for (var _i = 0; _i < funcLocalNum; _i++) {
        var localCountU32 = readU32();
        var localCount = localCountU32.value;
        eatBytes(localCountU32.nextIndex);
        dump([localCount], "num local");
        var valtypeByte = readByte();
        eatBytes(1);
        var type = _helperWasmBytecode.default.valtypes[valtypeByte];
        locals.push(type);
        dump([valtypeByte], type);

        if (typeof type === "undefined") {
          throw new _helperApiError.CompileError("Unexpected valtype: " + toHex(valtypeByte));
        }
      } // Decode instructions until the end


      parseInstructionBlock(code);
      code.unshift.apply(code, _toConsumableArray(locals.map(function (l) {
        return t.instruction("local", [t.valtypeLiteral(l)]);
      })));
      var endLoc = getPosition();
      state.elementsInCodeSection.push({
        code: code,
        locals: locals,
        endLoc: endLoc,
        startLoc: startLoc,
        bodySize: bodySizeU32.value
      });

var valtypeByte = readByte();
    eatBytes(1);
    var type = _helperWasmBytecode.default.valtypes[valtypeByte];
    dump([valtypeByte], type);

    if (typeof type === "undefined") {
      throw new _helperApiError.CompileError("Unknown valtype: " + toHex(valtypeByte));
    }

    var globalTypeByte = readByte();
    eatBytes(1);
    var globalType = _helperWasmBytecode.default.globalTypes[globalTypeByte];
    dump([globalTypeByte], "global type (".concat(globalType, ")"));

    if (typeof globalType === "undefined") {
      throw new _helperApiError.CompileError("Invalid mutability: " + toHex(globalTypeByte));
    }

    return t.globalType(type, globalType);
  } // function parseNameModule() {
  //   const lenu32 = readVaruint32();

const type = constants.valtypes[valtypeByte];
        const args = [];

        for (let i = 0; i < localCount; i++) {
          args.push(t.valtypeLiteral(type));
        }

        const localNode = WITH_LOC(t.instruction("local", args), startLoc);

        locals.push(localNode);

        dump([valtypeByte], type);

        if (typeof type === "undefined") {
          throw new CompileError("Unexpected valtype: " + toHex(valtypeByte));
        }
      }

      code.push(...locals);

      // Decode instructions until the end
      parseInstructionBlock(code);

      const endLoc = getPosition();

      state.elementsInCodeSection.push({
        code,
        locals,

        endLoc,
        startLoc,

return t.withLoc(t.callInstruction(t.indexLiteral(index)), endLoc, _startLoc6);
        }();

        code.push(callNode);
        instructionAlreadyCreated = true;
      } else if (instruction.name === "call_indirect") {
        var _startLoc10 = getPosition();

        var indexU32 = readU32();
        var typeindex = indexU32.value;
        eatBytes(indexU32.nextIndex);
        dump([typeindex], "type index");
        var signature = state.typesInModule[typeindex];

        if (typeof signature === "undefined") {
          throw new _helperApiError.CompileError("call_indirect signature not found (".concat(typeindex, ")"));
        }

        var _callNode = t.callIndirectInstruction(t.signature(signature.params, signature.result), []);

        var flagU32 = readU32();
        var flag = flagU32.value; // 0x00 - reserved byte

        eatBytes(flagU32.nextIndex);

        if (flag !== 0) {
          throw new _helperApiError.CompileError("zero flag expected");
        }

        code.push(function () {
          var endLoc = getPosition();
          return t.withLoc(_callNode, endLoc, _startLoc10);

function parseDataSection(numberOfElements) {
    var dataEntries = [];
    dump([numberOfElements], "num elements");

    for (var i = 0; i < numberOfElements; i++) {
      var memoryIndexu32 = readU32();
      var memoryIndex = memoryIndexu32.value;
      eatBytes(memoryIndexu32.nextIndex);
      dump([memoryIndex], "memory index");
      var instrs = [];
      parseInstructionBlock(instrs);

      if (instrs.length !== 1) {
        throw new _helperApiError.CompileError("data section offset must be a single instruction");
      }

      var bytes = parseVec(function (b) {
        return b;
      });
      dump([], "init");
      dataEntries.push(t.data(t.memIndexLiteral(memoryIndex), instrs[0], t.byteArray(bytes)));
    }

    return dataEntries;
  } // https://webassembly.github.io/spec/binary/modules.html#binary-section

dump([length], "number");

    if (length === 0) {
      return [];
    }

    var elements = [];

    for (var i = 0; i < length; i++) {
      var byte = readByte();
      eatBytes(1);
      var value = cast(byte);
      dump([byte], value);

      if (typeof value === "undefined") {
        throw new _helperApiError.CompileError("Internal failure: parseVec could not cast the value");
      }

      elements.push(value);
    }

    return elements;
  } // Type section
  // https://webassembly.github.io/spec/binary/modules.html#binary-typesec

id = t.numberLiteralFromRaw(index, String(index));
        signature = null;
      } else if (_helperWasmBytecode.default.exportTypes[typeIndex] === "Mem") {
        var memNode = state.memoriesInModule[index];

        if (typeof memNode === "undefined") {
          throw new _helperApiError.CompileError("entry not found at index ".concat(index, " in memory section"));
        }

        id = t.numberLiteralFromRaw(index, String(index));
        signature = null;
      } else if (_helperWasmBytecode.default.exportTypes[typeIndex] === "Global") {
        var global = state.globalsInModule[index];

        if (typeof global === "undefined") {
          throw new _helperApiError.CompileError("entry not found at index ".concat(index, " in global section"));
        }

        id = t.numberLiteralFromRaw(index, String(index));
        signature = null;
      } else {
        console.warn("Unsupported export type: " + toHex(typeIndex));
        return;
      }

      var endLoc = getPosition();
      state.elementsInExportSection.push({
        name: name.value,
        type: _helperWasmBytecode.default.exportTypes[typeIndex],
        signature: signature,
        id: id,
        index: index,

id = t.numberLiteralFromRaw(index, String(index));
        signature = null;
      } else if (_helperWasmBytecode.default.exportTypes[typeIndex] === "Mem") {
        var memNode = state.memoriesInModule[index];

        if (typeof memNode === "undefined") {
          throw new _helperApiError.CompileError("entry not found at index ".concat(index, " in memory section"));
        }

        id = t.numberLiteralFromRaw(index, String(index));
        signature = null;
      } else if (_helperWasmBytecode.default.exportTypes[typeIndex] === "Global") {
        var global = state.globalsInModule[index];

        if (typeof global === "undefined") {
          throw new _helperApiError.CompileError("entry not found at index ".concat(index, " in global section"));
        }

        id = t.numberLiteralFromRaw(index, String(index));
        signature = null;
      } else {
        console.warn("Unsupported export type: " + toHex(typeIndex));
        return;
      }

      var endLoc = getPosition();
      state.elementsInExportSection.push({
        name: name.value,
        type: _helperWasmBytecode.default.exportTypes[typeIndex],
        signature: signature,
        id: id,
        index: index,

if (length === 0) {
      return [];
    }

    const elements = [];

    for (let i = 0; i < length; i++) {
      const byte = readByte();
      eatBytes(1);

      const value = cast(byte);

      dump([byte], value);

      if (typeof value === "undefined") {
        throw new CompileError(
          "Internal failure: parseVec could not cast the value"
        );
      }

      elements.push(value);
    }

    return elements;
  }

var typeIndex = readByte();
      eatBytes(1);
      dump([typeIndex], "export kind");
      var indexu32 = readU32();
      var index = indexu32.value;
      eatBytes(indexu32.nextIndex);
      dump([index], "export index");
      var id = void 0,
          signature = void 0;

      if (constants.exportTypes[typeIndex] === "Func") {
        var func = state.functionsInModule[index];

        if (typeof func === "undefined") {
          throw new CompileError("unknown function (".concat(index, ")"));
        }

        id = t.numberLiteralFromRaw(index, String(index));
        signature = func.signature;
      } else if (constants.exportTypes[typeIndex] === "Table") {
        var table = state.tablesInModule[index];

        if (typeof table === "undefined") {
          throw new CompileError("unknown table ".concat(index));
        }

        id = t.numberLiteralFromRaw(index, String(index));
        signature = null;
      } else if (constants.exportTypes[typeIndex] === "Mem") {
        var memNode = state.memoriesInModule[index];