fixed-width-parser - npm Package Compare versions

Comparing version 2.5.1 to 3.0.0

CHANGELOG.md

 # Change log
 
+## 3.0.0
+
+- Add `date` parse `tryParsingRawValueBeforeFallback` option to attempt parsing the raw value as a
+  Date before failing after failing to parse the trimmed value as a Date
+- Enhance `date` parse `falsyFallback == 'passthrough'` behavior to pass through trimmed value
+
 ## 2.5.1
@@ -4,0 +10,0 @@

dist/FixedWidthParser.js

@@ -99,3 +99,15 @@ "use strict";
                     }
-                    var failValue = (0, handleFalsyFallback_1.handleFalsyFallback)(null, (_h = config.falsyFallback) !== null && _h !== void 0 ? _h : options.falsyFallback);
+                    if (config.tryParsingRawValueBeforeFallback) {
+                        var parsedRawDate = (0, date_fns_1.parse)(rawString, config.fixedWidthFormat, new Date());
+                        if ((0, date_fns_1.isValid)(parsedRawDate)) {
+                            return (0, date_fns_1.format)(parsedRawDate, config.jsonFormat);
+                        }
+                    }
+                    var failValue = void 0;
+                    if (config.falsyFallback === 'passthrough') {
+                        failValue = trimmedString;
+                    }
+                    else {
+                        failValue = (0, handleFalsyFallback_1.handleFalsyFallback)(null, (_h = config.falsyFallback) !== null && _h !== void 0 ? _h : options.falsyFallback);
+                    }
                     _this.logger.warn("Failed to parse to date value. Falling back to ".concat(failValue, "."));
@@ -102,0 +114,0 @@ return failValue;

dist/interfaces/ParseConfig.d.ts

@@ -40,2 +40,3 @@ import { FalsyFallback } from './IParseOptions';
     jsonFormat: string;
+    tryParsingRawValueBeforeFallback: boolean;
 }
@@ -42,0 +43,0 @@ export interface IBooleanParseConfig extends IBaseParseConfig {

package.json

 {
   "name": "fixed-width-parser",
-  "version": "2.5.1",
+  "version": "3.0.0",
   "description": "A fixed width data parser",
@@ -5,0 +5,0 @@ "main": "dist/index.js",

README.md

@@ -8,4 +8,3 @@ # fixed-width-parser
 
-`fixed-width-parser` is a node module for parsing data to and from fixed width string
-formats.
+`fixed-width-parser` is a node module for parsing data to and from fixed width string formats.
 
@@ -129,5 +128,5 @@ ## Install
 
-When initializing a new instance of the `FixedWidthParser` class, you must provide
-an array of parse configs. These configs define how to convert between lines of
-text and json objects by providing a mapping between segments of text and object keys.
+When initializing a new instance of the `FixedWidthParser` class, you must provide an array of parse
+configs. These configs define how to convert between lines of text and json objects by providing a
+mapping between segments of text and object keys.
 
@@ -161,5 +160,5 @@ All parse configs share the following properties:
 
-An explicit `type` property can be provided in each parse config to specify what
-data types to use for values parsed from strings. Several of these data types require
-additional properties to be provided to fully define how parse/unparse values.
+An explicit `type` property can be provided in each parse config to specify what data types to use
+for values parsed from strings. Several of these data types require additional properties to be
+provided to fully define how parse/unparse values.
 
@@ -226,2 +225,5 @@ ```typescript
   jsonFormat: string;
+  // attempt to parse raw value before failing if trimmed value is not parsable as a Date
+  // default: false
+  tryParsingRawValueBeforeFallback: boolean;
 }
@@ -253,5 +255,5 @@ ```
 
-When constructing a new `FixedWidthParser` instance the provided parse config will
-be validated. If any errors are detected an array of validation errors will be thrown
-to help you find and correct the invalid configs.
+When constructing a new `FixedWidthParser` instance the provided parse config will be validated. If
+any errors are detected an array of validation errors will be thrown to help you find and correct
+the invalid configs.
 
@@ -315,4 +317,4 @@ ```typescript
 
-By default any logs from the parser will be handled by the built in `console` logger.
-You can optionally provide your own `ILogger` compatible logger to process logs.
+By default any logs from the parser will be handled by the built in `console` logger. You can
+optionally provide your own `ILogger` compatible logger to process logs.
 
@@ -347,8 +349,6 @@ ```typescript
 
-A huge thanks to @SteveyPugs for his work on `fixy` which served as inspiration
-for `fixed-width-parser`! `fixed-width-parser` started out as a fork of `fixy` and
-evolved into its own library when I got carried away and implemented a new high-level
-API.
+A huge thanks to @SteveyPugs for his work on `fixy` which served as inspiration for
+`fixed-width-parser`! `fixed-width-parser` started out as a fork of `fixy` and evolved into its own
+library when I got carried away and implemented a new high-level API.
 
-Another huge thanks to @wk-davis for her help with concept discussions and ongoing
-development help!
+Another huge thanks to @wk-davis for her help with concept discussions and ongoing development help!

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Improved metrics

Total package byte prevSize

41750

increased by2.72%

Lines of code

655

increased by2.02%

No dependency changes