add linting (and some initial fixes)

1 files changed, 22 insertions, 0 deletions

diff --git a/node_modules/tslint/lib/error.d.ts b/node_modules/tslint/lib/error.d.ts
new file mode 100644
index 000000000..471e1100b
--- /dev/null
+++ b/node_modules/tslint/lib/error.d.ts
@@ -0,0 +1,22 @@
+/**
+ * Generic error typing for EcmaScript errors
+ * Define `Error` here to avoid using `Error` from @types/node.
+ * Using the `node` version causes a compilation error when this code is used as an npm library if @types/node is not already imported.
+ */
+export declare class Error {
+    name?: string;
+    message: string;
+    stack?: string;
+    constructor(message?: string);
+}
+/**
+ * Used to exit the program and display a friendly message without the callstack.
+ */
+export declare class FatalError extends Error {
+    message: string;
+    innerError: Error;
+    static NAME: string;
+    constructor(message: string, innerError?: Error);
+}
+export declare function isError(possibleError: any): possibleError is Error;
+export declare function showWarningOnce(message: string): void;