Refactor primitives into namespaces.

src/errors/index.ts

@@ -0,0 +1,79 @@
+/**
+ * Public key is not 64 lowercase hex characters.
+ */
+export class MalformedPubKeyError extends Error {
+  constructor() {
+    super("public key must be 64 lowercase hex characters");
+    this.name = "MalformedPubKeyError";
+  }
+}
+
+/**
+ * Private key is not 64 lowercase hex characters.
+ */
+export class MalformedPrivKeyError extends Error {
+  constructor() {
+    super("private key must be 64 lowercase hex characters");
+    this.name = "MalformedPrivKeyError";
+  }
+}
+
+/**
+ * Event ID is not 64 hex characters.
+ */
+export class MalformedIDError extends Error {
+  constructor() {
+    super("event id must be 64 hex characters");
+    this.name = "MalformedIDError";
+  }
+}
+
+/**
+ * Event signature is not 128 hex characters.
+ */
+export class MalformedSigError extends Error {
+  constructor() {
+    super("event signature must be 128 hex characters");
+    this.name = "MalformedSigError";
+  }
+}
+
+/**
+ * Event tag contains fewer than two elements.
+ */
+export class MalformedTagError extends Error {
+  constructor() {
+    super("tags must contain at least two elements");
+    this.name = "MalformedTagError";
+  }
+}
+
+/**
+ * Event ID could not be computed during validation.
+ */
+export class FailedIDCompError extends Error {
+  constructor() {
+    super("failed to compute event id");
+    this.name = "FailedIDCompError";
+  }
+}
+
+/**
+ * Event ID field is empty.
+ */
+export class NoEventIDError extends Error {
+  constructor() {
+    super("event id is empty");
+    this.name = "NoEventIDError";
+  }
+}
+
+/**
+ * Event signature failed cryptographic validation.
+ */
+export class InvalidSigError extends Error {
+  constructor() {
+    super("event signature is invalid");
+    this.name = "InvalidSigError";
+  }
+}