css: Improve error reporting for variables

Emit errors for all the variables that were being expanded
if an error occurs while parsing a property value at compute time.

Include the variables that are being expanded in the error message.
This commit is contained in:
Matthias Clasen 2024-05-08 19:51:29 -04:00 committed by Alice Mikhaylenko
parent b914869715
commit c45815c217

View File

@ -209,15 +209,39 @@ parser_error (GtkCssParser *parser,
gpointer user_data)
{
GtkStyleProvider *provider = user_data;
GtkCssSection *section;
GError *new_error = NULL;
GtkCssVariableValue **vars;
char **names;
gsize n_vars;
section = gtk_css_section_new (gtk_css_parser_get_file (parser),
start,
end);
gtk_css_parser_get_expanding_variables (parser, &vars, &names, &n_vars);
gtk_style_provider_emit_error (provider, section, (GError *) error);
if (n_vars > 0)
{
for (int i = 0; i < n_vars; i++)
{
if (names[i + 1])
g_set_error (&new_error,
GTK_CSS_PARSER_ERROR, GTK_CSS_PARSER_ERROR_UNKNOWN_VALUE,
"While expanding %s: %s", names[i + 1], error->message);
else
g_set_error_literal (&new_error,
GTK_CSS_PARSER_ERROR, GTK_CSS_PARSER_ERROR_UNKNOWN_VALUE,
error->message);
gtk_style_provider_emit_error (provider, vars[i]->section, new_error);
g_clear_error (&new_error);
}
gtk_css_section_unref (section);
for (int i = 0; i < n_vars; i++)
{
if (vars[i])
gtk_css_variable_value_unref (vars[i]);
g_free (names[i]);
}
g_free (vars);
g_free (names);
}
}
static GtkCssValue *