From 32c910089da2263dd2dfd8b4c9271c1fe600f9e3 Mon Sep 17 00:00:00 2001
From: Gajus Kuizinas <gajus@gajus.com>
Date: Mon, 8 Jul 2019 17:14:57 +0100
Subject: [PATCH] feat: parse numeric using parseFloat; return date as a
 literal (fixes #65, #66)

BREAKING CHANGE:
  * changes return type of numeric and date
---
 .README/TYPE_PARSERS.md                          |  4 +++-
 src/factories/createTypeParserPreset.js          |  4 ++++
 .../typeParsers/createDateTypeParser.js          | 16 ++++++++++++++++
 .../typeParsers/createNumericTypeParser.js       | 16 ++++++++++++++++
 src/factories/typeParsers/index.js               |  2 ++
 src/index.js                                     |  6 +-----
 6 files changed, 42 insertions(+), 6 deletions(-)
 create mode 100644 src/factories/typeParsers/createDateTypeParser.js
 create mode 100644 src/factories/typeParsers/createNumericTypeParser.js

diff --git a/.README/TYPE_PARSERS.md b/.README/TYPE_PARSERS.md
index a792b41e..2cd52c97 100644
--- a/.README/TYPE_PARSERS.md
+++ b/.README/TYPE_PARSERS.md
@@ -42,10 +42,12 @@ Read: [Default type parsers](#default-type-parsers).
 
 |Type name|Implemnetation|Factory function name|
 |---|---|---|
+|`date`|Produces a literal date as a string (format: YYYY-MM-DD).|`createDateTypeParser`|
 |`int8`|Produces an integer.|`createBigintTypeParser`|
 |`interval`|Produces interval in seconds (integer).|`createIntervalTypeParser`|
+|`numeric`|Produces a float.|`createNumericTypeParser`|
 |`timestamp`|Produces a unix timestamp (in milliseconds).|`createTimestampTypeParser`|
-|`timestamptz`|Produces a unix timestamp (in milliseconds).|`createTimestampWithTimeZoneParser`|
+|`timestamptz`|Produces a unix timestamp (in milliseconds).|`createTimestampWithTimeZoneTypeParser`|
 
 Built-in type parsers can be created using the exported factory functions, e.g.
 
diff --git a/src/factories/createTypeParserPreset.js b/src/factories/createTypeParserPreset.js
index 8a1de6c4..8f1b0dd3 100644
--- a/src/factories/createTypeParserPreset.js
+++ b/src/factories/createTypeParserPreset.js
@@ -5,7 +5,9 @@ import type {
 } from '../types';
 import {
   createBigintTypeParser,
+  createDateTypeParser,
   createIntervalTypeParser,
+  createNumericTypeParser,
   createTimestampTypeParser,
   createTimestampWithTimeZoneTypeParser
 } from './typeParsers';
@@ -13,7 +15,9 @@ import {
 export default (): $ReadOnlyArray<TypeParserType> => {
   return [
     createBigintTypeParser(),
+    createDateTypeParser(),
     createIntervalTypeParser(),
+    createNumericTypeParser(),
     createTimestampTypeParser(),
     createTimestampWithTimeZoneTypeParser()
   ];
diff --git a/src/factories/typeParsers/createDateTypeParser.js b/src/factories/typeParsers/createDateTypeParser.js
new file mode 100644
index 00000000..f7f77b32
--- /dev/null
+++ b/src/factories/typeParsers/createDateTypeParser.js
@@ -0,0 +1,16 @@
+// @flow
+
+import type {
+  TypeParserType
+} from '../../types';
+
+const dateParser = (value) => {
+  return value;
+};
+
+export default (): TypeParserType => {
+  return {
+    name: 'date',
+    parse: dateParser
+  };
+};
diff --git a/src/factories/typeParsers/createNumericTypeParser.js b/src/factories/typeParsers/createNumericTypeParser.js
new file mode 100644
index 00000000..dc16618f
--- /dev/null
+++ b/src/factories/typeParsers/createNumericTypeParser.js
@@ -0,0 +1,16 @@
+// @flow
+
+import type {
+  TypeParserType
+} from '../../types';
+
+const numericParser = (value) => {
+  return parseFloat(value);
+};
+
+export default (): TypeParserType => {
+  return {
+    name: 'numeric',
+    parse: numericParser
+  };
+};
diff --git a/src/factories/typeParsers/index.js b/src/factories/typeParsers/index.js
index d3cabf8f..65f2c347 100644
--- a/src/factories/typeParsers/index.js
+++ b/src/factories/typeParsers/index.js
@@ -1,6 +1,8 @@
 // @flow
 
 export {default as createBigintTypeParser} from './createBigintTypeParser';
+export {default as createDateTypeParser} from './createDateTypeParser';
 export {default as createIntervalTypeParser} from './createIntervalTypeParser';
+export {default as createNumericTypeParser} from './createNumericTypeParser';
 export {default as createTimestampTypeParser} from './createTimestampTypeParser';
 export {default as createTimestampWithTimeZoneTypeParser} from './createTimestampWithTimeZoneTypeParser';
diff --git a/src/index.js b/src/index.js
index c45f8d57..4f2658d6 100644
--- a/src/index.js
+++ b/src/index.js
@@ -18,11 +18,7 @@ export {
   createTypeParserPreset,
   createPool
 } from './factories';
-export {
-  createBigintTypeParser,
-  createTimestampTypeParser,
-  createTimestampWithTimeZoneTypeParser
-} from './factories/typeParsers';
+export * from './factories/typeParsers';
 export {
   sql
 } from './templateTags';