How to use the babel-helpers function in babel-helpers

if (declar) return declar;

    const generator = this.get("helperGenerator");
    const runtime = this.get("helpersNamespace");
    if (generator) {
      const res = generator(name);
      if (res) return res;
    } else if (runtime) {
      return t.memberExpression(runtime, t.identifier(name));
    }

    const uid = (this.declarations[name] = this.scope.generateUidIdentifier(
      name,
    ));

    const { nodes, globals } = getHelper(
      name,
      name => this.addHelper(name),
      uid,
      () => Object.keys(this.scope.getAllBindings()),
    );

    globals.forEach(name => {
      if (this.path.scope.hasBinding(name, true /* noGlobals */)) {
        this.path.scope.rename(name);
      }
    });

    nodes.forEach(node => {
      node._compact = true;
    });

if (!this.usedHelpers[name]) {
      this.metadata.usedHelpers.push(name);
      this.usedHelpers[name] = true;
    }

    const generator = this.get("helperGenerator");
    const runtime   = this.get("helpersNamespace");
    if (generator) {
      const res = generator(name);
      if (res) return res;
    } else if (runtime) {
      return t.memberExpression(runtime, t.identifier(name));
    }

    const ref = getHelper(name);
    const uid = this.declarations[name] = this.scope.generateUidIdentifier(name);

    if (t.isFunctionExpression(ref) && !ref.id) {
      ref.body._compact = true;
      ref._generated = true;
      ref.id = uid;
      ref.type = "FunctionDeclaration";
      this.path.unshiftContainer("body", ref);
    } else {
      ref._compact = true;
      this.scope.push({
        id: uid,
        init: ref,
        unique: true
      });
    }

if (!this.usedHelpers[name]) {
      this.metadata.usedHelpers.push(name);
      this.usedHelpers[name] = true;
    }

    let generator = this.store.get("helperGenerator");
    let runtime   = this.store.get("helpersNamespace");
    if (generator) {
      let res = generator(name);
      if (res) return res;
    } else if (runtime) {
      return t.memberExpression(runtime, t.identifier(name));
    }

    let ref = getHelper(name);
    let uid = this.declarations[name] = this.scope.generateUidIdentifier(name);

    if (t.isFunctionExpression(ref) && !ref.id) {
      ref.body._compact = true;
      ref._generated = true;
      ref.id = uid;
      ref.type = "FunctionDeclaration";
      this.path.unshiftContainer("body", ref);
    } else {
      ref._compact = true;
      this.scope.push({
        id: uid,
        init: ref,
        unique: true
      });
    }