From 9ba38a92ecfe9232493d5d36907f68a83cd448a4 Mon Sep 17 00:00:00 2001
From: mazrean <shunsuke.w04@gmail.com>
Date: Wed, 6 Mar 2024 20:08:06 +0900
Subject: [PATCH] unwrap echo error

---
 echo/parser.go | 12 +++++++++++-
 gin/parser.go  |  1 +
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/echo/parser.go b/echo/parser.go
index 0cdd997..abc02c1 100644
--- a/echo/parser.go
+++ b/echo/parser.go
@@ -1,6 +1,7 @@
 package echoform
 
 import (
+	"errors"
 	"io"
 	"mime"
 	"net/http"
@@ -32,6 +33,15 @@ func NewParser(c echo.Context, options ...formstream.ParserOption) (*Parser, err
 	}, nil
 }
 
+// Parse parses the request body.
+// It returns the echo.HTTPError if the hook function returns an echo.HTTPError.
 func (p *Parser) Parse() error {
-	return p.Parser.Parse(p.reader)
+	err := p.Parser.Parse(p.reader)
+
+	var httpErr *echo.HTTPError
+	if errors.As(err, &httpErr) {
+		return httpErr
+	}
+
+	return err
 }
diff --git a/gin/parser.go b/gin/parser.go
index 79f826b..97c4552 100644
--- a/gin/parser.go
+++ b/gin/parser.go
@@ -32,6 +32,7 @@ func NewParser(c *gin.Context, options ...formstream.ParserOption) (*Parser, err
 	}, nil
 }
 
+// Parse parses the request body.
 func (p *Parser) Parse() error {
 	return p.Parser.Parse(p.reader)
 }