public void OnIdentifier(string name)
{
Prolog();
var expression = new JmesPathIdentifier(name);
expressions_.Push(expression);
}
private void OnIdentifier(Token token)
{
Prolog();
var @string = (string)token.Value;
var expression = new JmesPathIdentifier(@string);
expressions_.Push(expression);
}
private void Assert(string[] expressions, string input, string expected)
{
JmesPathExpression expression = null;
foreach (var identifier in expressions)
{
JmesPathExpression ident = new JmesPathIdentifier(identifier);
expression = expression != null
? new JmesPathSubExpression(expression, ident)
: ident
;
}
Assert(expression, input, expected);
}
public void JmesPathProjection_Wildcard_List()
{
JmesPathExpression identifier = new JmesPathIdentifier("foo");
JmesPathProjection wildcard = new JmesPathListWildcardProjection();
JmesPathExpression expression = new JmesPathSubExpression(wildcard, identifier);
Assert(expression, "[{\"foo\": 1}, {\"foo\": 2}, {\"foo\": 3}]", "[1,2,3]");
Assert(expression, "[{\"foo\": 1}, {\"foo\": 2}, {\"bar\": 3}]", "[1,2]");
identifier = new JmesPathIndex(0);
wildcard = new JmesPathListWildcardProjection();
expression = new JmesPathIndexExpression(wildcard, identifier);
Assert(expression, "[\"foo\", \"bar\"]", "[]");
}
private void Assert(string identifier, string input, string expected)
{
var expression = new JmesPathIdentifier(identifier);
Assert(expression, input, expected);
}
