feat: disable var-naming linter & fix linter issues

build/lint/Dockerfile

@@ -32,4 +32,4 @@ COPY go.sum .
 # Install module dependencies.
 RUN go mod download
 
-CMD [ "golangci-lint", "run" ,"--tests=false", "--enable-all", "--disable=dupl", "--disable=wsl", "--disable=nolintlint" ]
+CMD [ "golangci-lint", "run" ,"--tests=false", "--enable-all", "--disable=dupl", "--disable=wsl", "--disable=nolintlint", "--disable=var-naming" ]

chrome.go

@@ -19,7 +19,7 @@ const (
 	formFieldScale                string = "scale"
 	formFieldSkipNetworkIdleEvent string = "skipNetworkIdleEvent"
 	formFieldSinglePage           string = "singlePage"
-	formFieldPreferCssPageSize    string = "preferCssPageSize"
+	formFieldPreferCSSPageSize    string = "preferCssPageSize"
 	formFieldPrintBackground      string = "printBackground"
 	formFieldOmitBackground       string = "omitBackground"
 	formFieldFormat               string = "format"
@@ -233,7 +233,7 @@ func (req *chromeRequest) SinglePage() {
 
 // Prefer page size as defined by CSS.
 func (req *chromeRequest) PreferCssPageSize() {
-	req.values[formFieldPreferCssPageSize] = strconv.FormatBool(true)
+	req.values[formFieldPreferCSSPageSize] = strconv.FormatBool(true)
 }
 
 // Print the background graphics.

client.go

@@ -15,6 +15,11 @@ import (
 	"strconv"
 )
 
+var (
+	errWebhookNotAllowed = errors.New("cannot use Store method with a webhook")
+	errGenerationFailed  = errors.New("failed to generate the result PDF")
+)
+
 const (
 	resultFilename              string = "resultFilename"
 	waitTimeout                 string = "waitTimeout"
@@ -139,7 +144,7 @@ func (c *Client) Store(req Request, dest string) error {
 // The created HTTP request can be canceled by the passed context.
 func (c *Client) StoreContext(ctx context.Context, req Request, dest string) error {
 	if hasWebhook(req) {
-		return errors.New("cannot use Store method with a webhook")
+		return errWebhookNotAllowed
 	}
 
 	resp, err := c.PostContext(ctx, req)
@@ -149,7 +154,7 @@ func (c *Client) StoreContext(ctx context.Context, req Request, dest string) err
 	defer resp.Body.Close()
 
 	if resp.StatusCode != http.StatusOK {
-		return errors.New("failed to generate the result PDF" + resp.Status)
+		return fmt.Errorf("%w: %s", errGenerationFailed, resp.Status)
 	}
 	return writeNewFile(dest, resp.Body)
 }

office.go

@@ -7,7 +7,7 @@ import (
 type PdfAFormat string
 
 const (
-	// Deprecated: Beginning with version 7.6, LibreOffice has discontinued support for PDF/A-1a
+	// Deprecated: Beginning with version 7.6, LibreOffice has discontinued support for PDF/A-1a.
 	PdfA1b PdfAFormat = "PDF/A-1b"
 	PdfA2b PdfAFormat = "PDF/A-2b"
 	PdfA3b PdfAFormat = "PDF/A-3b"
@@ -65,7 +65,7 @@ func (req *OfficeRequest) Metadata(jsonData []byte) {
 	req.values[formFieldMetadata] = string(jsonData)
 }
 
-// Specify whether multiple form fields exported are allowed to have the same field name.false
+// Specify whether multiple form fields exported are allowed to have the same field name.false.
 func (req *OfficeRequest) AllowDuplicateFieldNames() {
 	req.values[formFieldAllowDuplicateFieldNames] = strconv.FormatBool(true)
 }

test/testfunc.go

@@ -90,7 +90,7 @@ func IsPDF(filePath string) (bool, error) {
 	return false, nil
 }
 
-// IsPDFA checks if the given PDF file is PDF/A compliant
+// IsPDFA checks if the given PDF file is PDF/A compliant.
 func IsPDFA(filePath string) (bool, error) {
 	file, err := os.Open(filePath)
 	if err != nil {
@@ -109,7 +109,7 @@ func IsPDFA(filePath string) (bool, error) {
 	return false, nil
 }
 
-// IsPDFUA checks if the given PDF file is PDF/UA compliant
+// IsPDFUA checks if the given PDF file is PDF/UA compliant.
 func IsPDFUA(filePath string) (bool, error) {
 	file, err := os.Open(filePath)
 	if err != nil {